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1. MattairTech ZeptoProg Us AVR Programmer and Multitool Mattairrech January 20 2018 1 https www mattairtech com MattairTech LLC ZeptoProg II Table of Contents ei e 3 elt ele Let Le RE EE OR EE OE AE EE EE N EN 3 il ER N ME OE OR EA EN 5 OuiokStart ie se ee ee eb eek ee ek Ee ee eke ee ee be be ee ie 6 Vue el CN EE UN Le EE 8 Atmel Studio AVR Studio AVRISP MkII drive 8 ee 9 sine ER OE EI AE N EE N AE EA rer 10 eege 10 ZeptoProg Il CDC Driver Serial Confiouratton ee ee RR ee ee ee ee 11 ME eel Deed ie OR RA N EE ER EE EE EE N N 11 Aa ei Ed N EO TE EE NS HE NG 12 ZeptoProg Il Hardwala iss Re SE RADE Be Re SEE rere morn e seer eee meena 13 Layo t Header PIE RE EE ED ee OE Pe EE re n Eg ED 13 AE Ed ede RE ER ER EE EE 14 BUttOns de BYE EE N DE ER EO N OT EE N 15 AVRISP mkll Compatible Programmet cccccccssseseeeeeeeeeeeeeeeeeeeseeeeeseseeeeeanaanaes 16 CONTI ATION DEET 17 Using Atmel Studio AVIA Ee e eels eet eden 19 IF de ie AO EE TE ON EE Ed NE EE EE N 24 Gag A912 EE 26 Timer Pin is OR EE EE ON EE EE EE 28 Ee de el SE OE NEE EE EE N OR EE 29 EE OE EA EE EE OT OE OE OE EE EE 31 are bee GES LAE AO ee EO OE EE AT EEN EE OE 33 Frequency E SO RR OE EE EER Ri 34 Pattern Generale SE RR Deon EE savas GR Ge ee ER RD Oe n ei ee ae Ge 35 Logic is NE EE 37 my die OE EE N ER EE EE 38 Serial 1g 3 eN EE ees eee mera 43 Firmware E 49 Troubl shooting e D 52 Legal I
2. open drain 47Kohm pullup to Vigt TX Serial Bridge TX push pull level shifted RX Serial Bridge RX TTL 20K 50K pullup to 5V see Serial Bridge section Vigt 2V 5 5V Voltage input from target Used to set level shifter voltage Reverse polarity protected when jumper not installed Outputs 5V when 5V Vtgt jumper installed When using the 5V Vtgt jumper it is strongly recommended to connect the target board to the header prior to plugging into a USB port Keep the target board connected when unplugging from the USB port BV 5V output from USB Vbus PTC fuse protected 500mA trip 200mA hold GND Ground 2 pins January 20 2018 14 ZeptoProg II https www mattairtech com MattairTech LLC ZeptoProg II Buttons LED s There are four modes of operation which are selected using the buttons During powerup the mode can be selected by holding down the appropriate buttons if any when plugging into the USB port If no button is held down the default mode will run which can be configured as the multitool the AVRISP mkll programmer or the serial bridge If both buttons are held down the DFU bootloader will run The modes can be changed during runtime as well except for the DFU Bootloader which can only be accessed during powerup Pressing the PROG button A runs the programmer The AVR is always reset via the watchdog before running the programmer If the programmer is already running pressing the PROG bu
3. A support forum is planned Support for AVRs in general can be found at AVRfreaks http Awww avrfreaks net There monitor the forums section as the user physicist Justin Mattair MattairTech LLC PO Box 1079 Heppner OR 97836 USA 541 626 1531 justin mattair net http www mattairtech com Acknowledgments Thanks to Dean Camera http www fourwalledcubicle com for his excellent LUFA library AVRISPmkIl clone and DFU bootloader all of which are used in the ZeptoProg II firmware Thanks to the members of AVRfreaks http Awww avrfreaks net for their support Finally thanks to Atmel for creating a great product the AVR microcontroller January 20 2018 53 https www mattairtech com MattairTech LLC ZeptoProg II Legal Information Copyright Notices Copyright 2009 2012 Justin Mattair http www mattairtech com Copyright 2009 2012 Dean Camera http www lufa lib org Copyright 2010 ChaN http elm chan org Copyright 2003 2011 Atmel Corporation http www atmel com Copyright 2005 Pascal S de Kloe http quies net java math plot Copyright 1997 2007 Trent Jarvi tjarvi gbang org and others http rxtx qbang org Software Disclaimer The author s disclaim all warranties with regard to this software including all implied warranties of merchantability and fitness In no event shall the author s be liable for any special indirect or consequenti
4. PWM push pull frequency output push pull NOT level shifted SPI Chip Select 2 open drain active low optional pullup 3 Multitool TTL input output push pull or open drain optional pullup NOT level shifted frequency input SPI Chip Select 3 open drain active low optional pullup A Multitool TTL input SPI MISO TTL AVRISP mkll MISO TTL ISP mode 5 Multitool output push pull level shifted SPI SCLK push pull level shifted AVRISP mkll SCLK ISP mode push pull level shifted 6 Multitool output push pull level shifted SPI MOSI push pull level shifted AVRISP mkll MOSI ISP mode push pull level shifted 7 Multitool output open drain 47Kohm pullup to Vigt SPI unused always high 47Kohm pullup to Vigt AVRISP mkll Reset output ISP mode open drain 47Kohm pullup to Vigt 8 Multitool TTL input AVRISP mkll data PDI TPI mode bi directional level shifted push pull or TTL 9 Multitool output push pull level shifted Serial Bridge XCK synchronous mode push pull level shifted AVRISP mkll TCK TPI mode clock recovery clock ISP mode push pull level shifted 10 Multitool TTL input Serial Bridge CTS input TTL active low 20K 50K pullup to 5V see Serial Bridge section AVRISP mkll unused high impedance 11 Multitool output open drain 47Kohm pullup to Vigt Serial Bridge _RTS_ output active low open drain 47Kohm pullup to Vtgt AVRISP mkll PCK PDI clock RST TPI mode reset
5. 5V and Vigt pins to output USB 5V to the target via the programming headers Use caution when installing this jumper see Appendix A DO NOT install this jumper when connecting to an XMEGA device LED B will pulse quickly at all times when this jumper is installed so it can be used as a reminder that the jumper is installed if it is seen pulsing quickly without a target board connected This 5V output is protected from overcurrent conditions by a PTC fuse The fuse will trip before reaching 500mA It will automatically reset when the current drops below about 200mA Always ensure that the ZeptoProg II is powered before connecting the target board If a powered target board is connected to an unpowered ZeptoProg II it will be detected and will enter a low power state Note that the orientation of the programming cable connector is marked on the PCB January 20 2018 16 https www mattairtech com MattairTech LLC ZeptoProg II Pin 1 is indicated by an asterisk The connector key points toward the inside of the board The red wire will be on the side of the asterisk there is also a key mark but it may be difficult to see Configuration The AVRISP mkll programmer has two configuration options The first is the selection of the host application which can be either AVR Studio or AVRDUDE This is required because these two modes use a slightly different USB endpoint configuration If you are using Linux then this setting will not ma
6. Finally the terminal emulator can be configured Windows XP includes HyperTerminal which has been tested with the ZeptoProg II and will be documented here There are several other terminal emulators available freely on the Internet If you wish to use any of them it should be no trouble to adapt the instructions presented here Next start HyperTerminal Create a new connection You will refer to this connection again so give it an appropriate name after it is configured you can copy it to your desktop Select the ZeptoProg II COM port ie COM4 and continue It is not necessary to configure the baud rate or any other serial parameters Now click on the connect icon You should see the ZeptoProg II prompt If you do not just press enter Note that it may not be possible to switch between modes using the buttons until a key is pressed lt is important to always click the disconnect icon before switching to the AVR Programmer Then click the connect icon a couple seconds after returning This is required because changing to the AVRISPmkIll driver unloads the CDC driver then loads the AVRISPmkIl driver In order for the terminal to use the same COM port as before it must be disconnected when returning to the CDC driver so that it does not assign a new COM port January 20 2018 11 https www mattairtech com MattairTech LLC ZeptoProg II Linux Installation Linux is supported as well You must download and build the toolchain from
7. OF THE USE OF THIS SOFTWARE EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE RXTX Serial Library RXTX License v 2 1 LGPL v 2 1 Linking Over Controlled Interface RXTX is a native interface to serial ports in java Copyright 1997 2007 by Trent Jarvi tjarvi qbang org and others who actually wrote it See individual source files for more information A copy of the LGPL v 2 1 may be found at http www gnu org licenses old licenses tgpl 2 1 html 64 bit RXTX binary builds provided as a courtesy of Mfizz Inc http mfizz com Please see http mfizz com oss rxtx for java for more information January 20 2018 55 https www mattairtech com MattairTech LLC ZeptoProg II Appendix A Precautions Care must be taken if using the 5V Vtgt jumper to output 5V to the target board Reverse polarity protection is not active in this configuration but there is a PTC fuse for overload protection Be sure that the target board can operate safely when powered from the ISP connector For example if the target board has a linear regulator or switched mode power supply be certain that it can sustain a higher voltage on its output than its input Do not connect XMEGA devices with the jumper installed Do not connect a powered target board if the jumper is installed When using the 5V Vtgt jumper it is strongly recommended to connect the target board to the header prior to plugging into a USB port Keep the target board connected when
8. in bits can be found with _ log TOP 1 FPWM log 2 setup pin pwm normallinvert returns OK SYNTAX ERROR PIN IN USE INVALID PIN INVALID TIMER CONFIG OUT OF MEMORY example setup 2 pwm pin Required argument indicating the pin number to assign normallinvert When normal the default output is low with the high pulse time corresponding to the duty cycle When inverted the default output is high with the low pulse time corresponding to the duty cycle January 20 2018 31 https www mattairtech com MattairTech LLC ZeptoProg II pwm pin duty cycle 0 top returns OK SYNTAX ERROR INVALID PIN INVALID VALUE example pwm 2 3000 pin Required argument indicating the pin number to control duty cycle 0 top Required argument indicating the duty cycle The duty cycle as a percent is duty cycle of O Duty Cycle ep 100 PWM Frequency Ranges divi 244Hz 4 00MHz div8 30 5Hz 500KHz div64 3 81Hz 62 5KHz div256 0 954Hz 15 6KHz div1024 0 238Hz 3 91KHz January 20 2018 32 https www mattairtech com MattairTech LLC ZeptoProg II Frequency Output The setup fo command configures the specified pin to output a square wave Pin 1 and pin 2 can be configured for frequency output however they must share the same frequency but pin 2 is inverted from pin 1 The fo command can then be used to set the frequency The higher th
9. jar Application or http www mattairtech com software ZeptoProg _ll ZeptoProg 1 64 jar AVR Studio 4 19 5 x Old http www atmel com tools atmelstudio aspx OR Atmel Studio 6 x 7 x AVRISPmklI htto www atmel com tools studioarchive aspx for AVR Studio e LED A LED B Multitool AVRISP mkII On AVRISP mkil slow pulsing e S Serial RX Activi fast pulsing when target The Multitool currently includes a Multitool Off Sny connected or when 5V i jumper is installed simple logic analyzer GPIO PWM PA Serial TX Activity frequency generation frequency 500mA trip 200mA hold Multitool On measurement a SPI interface and Multitool Pins configuration The ZeptoProg II Java Pin 0 Input Output application or the command line via HEH SONE AERYEN Pin 1 Input Output PWM Frequency Out Logic Analyzer terminal emulator can be used to interface Install to output USB 5V S 3 s to target board via with the multitool The Java application programming cable runs under Windows and Linux Mac CS Support included but untested and should Serial RX PWM Freguency Out be intuitive enough to learn without much Serial TX togic Analyzer documentation Features include auto 2V 5 5V target Pin 3 Input Output i board support Frequency Measure calculation of the prescaler top value Logic Analyzer PWM resolution and the actual frequency PDI XMEGA TPI 6 pin Tiny ISP Mega Tiny due
10. on other Linux especially with xhci USB 3 0 replace the usb_libusb c file from 6 0 1 with http www mattairtech com software usb libusb c To use AVRDUDE you will need to download and install libusb win32 available at http sourceforge net projects libusb win32 files libusb win32 releases Choose the latest version download and extract Next you must switch the programmer to AVRDUDE mode in the configuration tab of the ZeptoProg II GUI application Then with the board in programming mode pulsing LED go to the directory where you installed LibUSB In the bin directory you will see three architectures Click on the folder that matches your architecture Note that most 64 bit systems will use the amd64 folder even if it is Intel IA64 is a server architecture Itanium Now run the install filter win exe program Click Install a device filter then click Next On the next screen choose the AVRISP mkll then click Install After installation close the window with the X button upper right corner BASCOM BASCOM is supported with the programmer in AVRDUDE mode Thus the required setup shown above applies installation of WinAVR is optional Details of this process are covered on this BASCOM AVRISP MKII support page http avrhelp mcselec com libusb htm They use AVR Studio 4 but you may install Atmel Studio 5 or higher instead Follow scenario 1 January 20 2018 10 https www mattairtech com MattairT
11. pattern pattern onloff 0 1 2 3 repeat 0 255 returns OKISYNTAX ERROR INVALID PIN INVALID VALUE PIN IN USE repeat 0 is no repeat repeat 255 is indefinite repeat Start or stop pattern generation Do after associating pins with the pattern generator Multiple pins can be specified The repeat value can be used optionally to override the value stored in EEPROM When specifying multiple pins they will be started stopped simultaneously When starting the pattern will begin on the next timebase tick For example if the timebase is 1ms the start of the pattern s will be delayed by up to ims If the pattern has a repeat value from EEPROM or the override value the pattern will repeat the specified number of times When a pattern stops either manually with this command or by reaching the end of the pattern the pin will be left at its current state ie last pattern state Example pattern on 0 1 repeat 24 4 This starts patterns 0 and 4 using EEPROM repeat values and starts pattern 1 with repeat value of 24 January 20 2018 36 https www mattairtech com MattairTech LLC ZeptoProg II Logic Analyzer TODO This section is not yet documented It should be fairly intuitive Unorganized notes follow If you cannot run the java application be sure to install the 32 bit version of Java or download the 64 bit version of the GUI When using auto mode you must select what channel the sampling clock is on In rare cases es
12. synchronous modes optional flow control via RTS and CTS pins and support for 5 9 data bits All pins are level shifted to the Vigt voltage While the RX and TX lines are dedicated the optional clock and flow control lines are shared on the PDI header Additionally a ground connection must be made The ISP cable can provide this ground or a single jumper wire can be connected to the ground pin on the PDI header closest pin to TX Because the outputs are level shifted Vtot must also be provided which can also be supplied via the programming cable or a single jumper wire January 20 2018 7 https www mattairtech com MattairTech LLC ZeptoProg II Windows Installation Before plugging in the ZeptoProg II for the first time the latest software and drivers must be downloaded The ZeptoProg Il is supported under Windows XP Vista 32 and 64 bit and Windows 7 32 and 64 bit There is limited support for Windows 2000 The ZeptoProg Il appears as three different devices to the PC depending on which mode is selected by the buttons These devices are the AVRISP mkll compatible programmer the DFU bootloader for firmware updates and the USB CDC device virtual COM port which is used for all other modes Therefore three drivers are required The DFU driver is included with software available on the Atmel website The CDC driver is included with Windows but requires an inf file available on the MattairTech website The following table l
13. to quantization error The frequency Serial clock RTS_ CTS SPI Interface measurement displays quantization error PROG button TOOL button as well The inputs and frequency Press to run AVRISP mkll Press to run Multitool measurement can be automatically polled Press again for serial Press again for serial January 20 2018 6 https www mattairtech com MattairTech LLC ZeptoProg II AVRISP mkII Compatible Programmer The AVRISP mkll compatible programmer is compatible with AVR Studio 4 19 5 x and Atmel Studio 6 x AVR Studio 4 19 can be used with older hardware All versions can be installed simultaneously AVRDUDE is also supported To use AVRDUDE you will need to install libusb win32 available at http sourceforge net projects libusb win32 files libusb win32 releases Choose the latest version download and extract Then you must switch the programmer to AVRDUDE mode in the configuration tab of the ZeptoProg II application or command line Then with the board in programming mode run the install filter win exe program included with libusb which will allow you to install the filter driver While in programmer mode LED B will pulse slowly Connecting a powered target board to either programming header will cause the LED to pulse quickly Use this to verify that the target board is powered A jumper can be placed across the 5V and Vigt pins to output USB 5V to the target board This line has a PTC fuse 500mA trip 200mA
14. unplugging from the USB port The ZeptoProg II should be powered first before connecting to a powered target board in this case the 5V Vtgt jumper should be removed If a powered target board is connected to an unpowered ZeptoProg II then the target will supply power to the ZeptoProg II regardless of the state of the 5V Vtgt jumper This condition is detected and it will enter a low power state When using the 5V Vtgt jumper it is strongly recommended to connect the target board to the header prior to plugging into a USB port Keep the target board connected when unplugging from the USB port The ZeptoProg II contains static sensitive components Use the usual ESD procedures when handling For example touch a grounded metal object prior to handling January 20 2018 56 https www mattairtech com MattairTech LLC ZeptoProg II Appendix B AVR Programmer Supported Devices The ZeptoProg II supports all Atmel AVR microcontrollers with an ISP PDI or TPI programming interface These include the megaAVR series ISP the tinyAVR series ISP TPI the XMEGA series PDI the USB AVRs ISP and the listed CAN and PWM AVRs The following lists most of the supported models Add to these the different voltage and speed grade variants New chips are usually automatically supported with updates to the host software ie Atmel Studio or AVRDUDE ZeptoProg II AVR Programmer megaAVR Series Device Support ATmegai28 ATmega1280 AT
15. 1 gt 249 238 226 216 206 196 187 178 170 162 gt 154 147 140 134 128 122 116 111 105 100 gt 95 4 90 9 86 6 82 6 78 7 75 0 71 5 68 2 gt 65 0 61 9 59 0 56 3 53 6 51 1 These are the numbers you may see in the Atmel Studio programming window when using ISP don t think that PDI programming has a speed setting in Atmel Studio but I m not sure have not checked how AVRDUDE translates B values in microseconds to the value required by the AVRISP mkIl protocol an index into the above table ie sending a 6 results in a speed of 125KHZ PDI programming will be limited to the above speeds but only up to 250KHz The old fixed speed was 250KHz The new default speed is 125KHz same as ISP have only been able to get the speed down to aroung 17KHz using B 58 Larger values like B 100 did not work January 20 2018 23 https www mattairtech com MattairTech LLC ZeptoProg II Multitool The multitool combines a simple logic analyzer frequency output PWM output frequency measurement GPIO a SPI interface and configuration for the serial bridge SPI interface and the AVRISP mkll programmer all accessible through a Java GUI application or the command line using a terminal emulator or scripting language The multitool is accessed by pressing the TOOL button button B This section covers most of the multitool capabilities While the logic analyzer and SPI interface are a part of the multit
16. 2 768KHz crystals USB connector power by USB or external up to 16V Blue LED 10 pin Cortex header 2 buttons I2C pullups USB CDC or MSD Bootloader no programmer required Arduino 1 6 5 support core and bootloader MT DB X3 USB AVR XMEGA board XMEGA A3U A3BU C3 and D3 64 pin 32KB 384KB FLASH 4KB 32KB SRAM 3 3V 250mA regulator 2uA quiescent current Optional 5V 500mA regulator 23uA quiescent current Optional auto direction sensing level shifter 16MHz and 32 768KHz crystals optional coin cell holder LED boot jumper PDI header button TWI pullups USB DFU bootloader preinstalled except D variant MT D11 USB ARM Cortex MO board ATSAMD11D14AM 24 pin 16KB FLASH 4KB SRAM Onboard 3 3V 250mA LDO regulator 2uA quiescent 16MHz and 32 768KHz crystals USB connector power by USB or external up to 16V Blue LED 10 pin Cortex header button 12C pullups USB CDC Bootloader no programmer required Arduino 1 6 5 support core and bootloader January 20 2018 58 https www mattairtech com
17. 5 SL Input Output fin C Noise Filter Value gt setup 2 pwm normal Auto Polling OK gt pwm 2 200 Value OK Output PWM O High stad KR g Output Pullup wg fin Error Low f Out 4 Pins 0 3 NOT Capture level shifted Configuration All configuration that is stored in the ZeptoProg II EEPROM is accessed through the multitool using the sysconfig command which includes serial bridge settings SPI interface settings AVRISP mkll programmer configuration and the default mode setting When reading a configuration option the get argument is used When writing the value to be written is used The general form is sysconfig configuration option get returns value SYNTAX ERROR example sysconfig host get avrstudio January 20 2018 26 https www mattairtech com MattairTech LLC ZeptoProg II sysconfig configuration option value returns OK SYNTAX ERROR INVALID VALUE example sysconfig host avrdude OK Default Mode When plugging the ZeptoProg II into a USB port without holding either button down the default mode will be entered This can be the multitool default the AVRISP mkll programmer or the serial bridge Use the sysconfig default command to view or change the default mode sysconfig default get returns progr
18. B2 Communication OFF Next click on the USB icon select USB then connect The screen should now show information about the ATmega32U2 Click on the File menu and open the appropriate hex file More information will appear about the program Be sure that erase is checked The ZeptoProg II firmware cannot be loaded unless the flash is erased first Uncheck Blank Check as it is not supported Program must be checked Verify must be unchecked Reading of the flash is not allowed so verification is not possible Verification is less useful when programming over USB anyway as USB provides error detection and correction Now click on the Run button in the lower left of the screen and the firmware will be quickly loaded onto the ZeptoProg II If you encounter problems then you will need to unplug the ZeptoProg II disconnect FLIP and start over making certain that the above settings are observed January 20 2018 50 https www mattairtech com MattairTech LLC ZeptoProg II Di C ZeptoProg ZeptoProgEnc hex File Buffer Device Settings Help OS GDH Et Operations Flow FLASH Buffer Information ATmega32u2 Signature Bytes D pS FB IER Size 28KB vi Erase RO EE Device Boot Ids DC FB Checksum Ox35FF60 Blank Check Reset Before Loading Bootloader Ver 2 0 e Program HEX File ZeptoProgEnc hex 28032 util bytes verify Select EEPROM Start Application Reset Programming done in 4 seconds USB ON
19. Firmware Updates The ZeptoProg II firmware will be updated periodically to add new features and fix bugs These updates will be available on the MattairTech website The updates may include just a hex file for programming flash or both a hex file and eep file for programming both flash and EEPROM FLIP is a graphical utility for Windows used to load firmware updates onto the ZeptoProg II FLIP includes the DFU bootloader driver Download FLIP 3 4 2 or higher from htto www atmel com tools FLIP aspx and install Downloads required for Firmware Updates Software Version Driver URL ZeptoProg Il sies N A http www mattairtech com software ZeptoProg _Il ZeptoProg Il hex OR Firmware http www mattairtech com software ZeptoProg _Il ZeptoProg PG hex FLIP 3 4 2 DFU driver http www atmel com tools FLIP aspx Signed DFU HE DEd er http Awww avrfreaks net index php module Freaks Driver 20Academy amp func viewltem amp item_ type project amp item id 2196 The ZeptoProg II PG hex firmware contains the pattern generator but not the SPI commands Newer versions of FLIP include a signed driver In this case do not use the driver from avrfreaks Once FLIP is installed the DFU bootloader driver can be loaded Press and hold both buttons while plugging in the ZeptoProg II to run the DFU bootloader LED A should be on and LED B should be off Windows will then prompt you for the ATmega32U2 driver By default this is locat
20. RX byte is read from SPI and sent over USB If the dummy byte is used all bytes from SPI that match the dummy byte value will be discarded SPI Write Terminal Mode On w hold hex 0 1 2 3 lt tx data up to remaining line buffer size gt returns OK SYNTAX ERROR INVALID PIN INVALID HEX If OK TX data from the command line is sent over SPI The length of data is determined automatically from the command line w hold 0 1 2 3 length 16b OK SYNTAX ERROR INVALID PIN If OK length bytes of TX data are read from USB and sent over SPI January 20 2018 41 https www mattairtech com MattairTech LLC ZeptoProg II SPI Read Terminal Mode On r hold hex 0 1 2 3 length 16b returns OK SYNTAX ERROR INVALID PIN action If OK length bytes of RX data are read from SPI and sent over USB If the dummy byte is used all bytes from SPI that match the dummy byte value will be discarded Terminal Mode Off r hold 0 1 2 3 length 16b returns OK SYNTAX ERROR INVALID PIN action If OK length bytes of RX data are read from SPI and sent over USB If the dummy byte is used all bytes from SPI that match the dummy byte value will be discarded Example Session This example demonstrates communication with a SPI SRAM chip Microchip 23K256 in Terminal Mode using chip select 0 with an 8MHz clock The hold feature is used to mix commands in hexadecimal
21. TX Activity DFU Bootloader On Off January 20 2018 15 https www mattairtech com MattairTech LLC ZeptoProg II AVRISP mklIl Compatible Programmer The ZeptoProg Il AVR Programmer is based on the AVRISP mkll compatible programmer written by Dean Camera http www fourwalledcubicle com It supports programming of all Atmel AVR microcontrollers with an ISP PDI or TPI programming interface These include the megaAVR series ISP the tinyAVR series ISP TPI the XMEGA series PDI the USB AVRs ISP and the listed CAN and PWM AVRs see Appendix B for device listing AVR Studio 4 19 and 5 x Atmel Studio 6 x and 7 x and AVRDUDE are supported The ZeptoProg Il uses the standard header pinouts for all protocols The PDI and TPI modes both use programming header A while ISP mode uses header B See hardware section for details on the pinouts Programming speeds up to 8MHz are supported in ISP mode However current AVRs require a programming speed less than Lo of the target clock speed For 20MHz AVRs this is 4MHz For 16MHz 2MHZ is the limit It is not recommended to operate at exactly Va of the target frequency especially when programming fuses as this can cause them to become incorrectly set and possibly render the AVR useless unless parallel programming is available Note that many AVRs come from the factory with the clock source set to the internal 8MHz oscillator and with the CKDIV8 fuse programmed resulting in a clock spe
22. Tech LLC ZeptoProg II Java GUI Application The ZeptoProg II multitool functions can be accessed using a Java GUI application that runs on Windows and Linux Mac support included but untested This includes the logic analyzer GPIO PWM frequency output frequency measurement and configuration Additionally the serial bridge can be accessed using a very simple terminal emulator A SPI tab will be added in a future version The timer configuration PWM and frequency output functions allow entering the target frequency or duty cycle percentage directly with auto calculation of the prescaler top value PWM resolution and the actual frequency due to quantization error The frequency measurement displays quantization error as well The inputs and frequency measurement can be automatically polled January 20 2018 4 https www mattairtech com MattairTech LLC ZeptoProg II Features e AVRISPmkIl compatible AVR Programmer m Supports all AVRs with ISP PDI or TPI programming interface using standard pinouts o Includes megaAVR tinyAVR XMEGA and USB PWM and CAN AVRs Optional 5V output via headers to target board with standard jumper and PTC fuse Up to 8MHz programming speed with optional recovery clock Program flash EEPROM fuses lock bits and more Works with AVR Studio 4 and 5 Atmel Studio 6 and 7 AVRDUDE Codevision and BASCOM 2 0 6 use AVRDUDE mode e Multitool m Interface using Java GUI application or command l
23. U ATxmega64A3U ATxmega128A3U ATxmega192A3U ATxmega256A3U ATxmega256A3BU ATxmega64B3 ATxmega128B3 ATxmega64B1 ATxmega128B1 ATxmega16A4 ATxmega32A4 ATxmega64A4U ATxmega128A4U ATxmega64A3 ATxmega128A3 ATxmega192A3 ATxmega256A3 ATxmega256A3B ATxmega64A1 ATxmega128A1 ATxmega16D4 ATxmega32D4 ATxmega64D4 ATxmega128D4 ATxmega64D3 ATxmega128D3 ATxmega192D3 ATxmega256D3 ATxmega128A1U ATxmegai28A4 ATxmega192A1 ATxmega256A1 ATxmega384A1 ATxmega64A4 ATxmega8e5 ATxmega16e5 ATxmega32e5 XMEGA B series XMEGA C series ZeptoProg II AVR Programmer USB AVR Device Support AT90USB1286 AT90USB1287 AT90USB162 AT90USB646 AT90USB647 AT90USB82 ATmega16U2 ATmega16U4 ATmega32U2 ATmega32U4 ATmega8U2 ZeptoProg II AVR Programmer CAN AVR and PWM AVR Device Support AT90CAN128 AT9O0CAN32 ATSOCAN64 ATSOPWM2 ATSOPWM 216 AT9OPWM 2B AT90PWMS AT9OPWM316 ATSOPWM3B January 20 2018 57 https www mattairtech com MattairTech LLC ZeptoProg II Appendix C Other MattairTech Products MT DB X4 USB AVR XMEGA board ATxmega128A4U USB XMEGA AVR 128KB FLASH 8KB SRAM 2KB EEPROM 3 3V LDO regulator low quiescent current 16MHz and 32 768KHz crystals LED boot jumper PDI header Reset button mounting holes USB DFU bootloader preinstalled MT D21E USB ARM Cortex MO board ATSAMD21E17A or ATSAMD21E18A 32 pin 128KB 256KB FLASH 16KB 32KB SRAM Onboard 3 3V 250mA LDO regulator 2uA quiescent 16MHz and 3
24. You may also need to program the EEPROM If so click on Select EEPROM at the bottom Then click on the File menu and open the appropriate eep file You will have to change the file filter to allow you to see the eep file Note that eep files are just hex files but with the eep extension instead of hex More information will appear about the file when selected Both Program and Verify should be checked Click run to program the EEPROM dfu programmer Linux A chip erase must be performed first The flash cannot be read dfu programmer atmega32u2 erase dfu programmer atmega32u2 flash eeprom ZeptoProg 120306 eep if applicable dfu programmer atmega32u2 flash suppress validation ZeptoProg II 120306 hex January 20 2018 51 https www mattairtech com MattairTech LLC ZeptoProg II Troubleshooting FAQ If Atmel Studio wants you to upgrade the firmware first check that you are not in AVRDUDE programming mode which can trigger this warning If you are in AVR Atmel Studio mode and still get the message please check the website for firmware updates or email support mattairtech com if you are already using the latest version If you cannot run the java application be sure to install the 32 bit version of Java which can co exist with the 64 bit version A beta 64 bit version is available at http www mattairtech com software ZeptoProg II ZeptoProg II 64 jar Updating the firmware with recent versions of FLIP ie 3 4 7 may
25. al damages or any damages whatsoever resulting from loss of use data or profits whether in an action of contract negligence or other tortious action arising out of or in connection with the use or performance of this software Hardware Disclaimer This development tool is intended for use for FURTHER ENGINEERING OR DEVELOPMENT PURPOSES ONLY It does not comply with some or any technical or legal requirements that are applicable to finished products including without limitation directives regarding electromagnetic compatibility recycling WEEE FCC CE or UL except as may be otherwise noted MattairTech LLC supplied this development product AS IS without any warranties with all faults at the buyer s and further users sole risk The user assumes all responsibility and liability for proper and safe handling of the goods Further the user indemnifies MattairTech LLC from all claims arising from the handling or use of the goods Due to the open construction of the product it is the user s responsibility to take any and all appropriate precautions with regard to electrostatic discharge and any other technical or legal concerns The product described in this document is subject to continuous development and improvements All particulars of the product and its use contained in this document are given by MattairTech LLC in good faith However all warranties implied or expressed including but not limited to implied warranties of merchantability
26. ammer bridge tool SYNTAX ERROR example sysconfig default get tool sysconfig default programmer bridge tool returns OK SYNTAX ERROR example sysconfig default bridge OK AVRISP mkII Programmer Configuration See AVRISP mklIl Compatible Programmer section for configuration details Serial Bridge Configuration See Serial Bridge section for configuration details SPI Interface Configuration See SPI Interface section for configuration details January 20 2018 27 https www mattairtech com MattairTech LLC ZeptoProg II Timer Pin Setup Upon entering the multitool each pin will be tri stated floating and must be configured before use In general the setup command is used to associate a pin with a valid function ie PWM In addition to setting the function of a pin the setup command sets configuration for the selected function For example a pullup can be enabled for pins setup as an input Some functions require the timer to be setup first ie PWM In this case the setup timer command is used first then the pin setup command The pin or timer setup can subsequently be changed as often as necessary For setup arguments that are optional and not specified on the command line default values are loaded upon initial setup but not upon any future invocations until the pin is reset to a floating state The exception to this is with arguments that have only one option ie pullup argu
27. and Linux with Mac support in progress e Uses the AVRISP mkll clone and LUFA library by Dean Camera http www lufa lib org January 20 2018 5 https www mattairtech com MattairTech LLC ZeptoProg II QuickStart Installation Before using the ZeptoProg II you must install at least the AVRISP mkll driver and the MattairTech CDC virtual COM port driver A third DFU driver is available for firmware updates see Firmware Updates section If using Atmel Studio 7 the AVRISPmkIl driver must now be downloaded separately see below Extract the archive to any directory then plug in the ZeptoProg II Windows will prompt for drivers so direct the installer to the new directory Prior versions of Atmel Studio bundled the AVRISP mkll driver In these cases point the installer to Program Files Atmel AVR Jungo USB and choose the 32 or 64 bit directory Once the AVRISPmkIl driver is installed press the TOOL button Point the installer to the directory where you extracted the CDC driver Remember to rename the file from txt to inf if the installer does not see it Software Version Driver URL AVRISPmkIl latest AVRISPmkII https www mattairtech com software Mattair Tech AVRISPmkll D Driver driver river Signed zip Tool mode https Avww mattairtech com software MattairTech CDC Driver Si latest CDC driver CDC Driver gned zip ZeptoProg II Gite N A http www mattairtech com software ZeptoProg _Il ZeptoProg _Il
28. and decimal with data in ASCII SPI gt t hex 05 0 OK FF 00 SPI gt t hex 0 1 0x41 OK 07 FF SPI gt t hex 05 0 OK FF 41 SPI gt w hold hex 02 00 OK SPI gt w Hello World OK SPI gt w hold hex 0 3 0 0 OK SPI gt r 0 12 OK Hello World January 20 2018 42 https www mattairtech com MattairTech LLC ZeptoProg II Serial Bridge The serial bridge can connect the target MCU or other device to a host application ie terminal emulator over USB On the host side the ZeptoProg II will appear as a virtual COM port Unlike the multitool there is no terminal mode or commands The ZeptoProg II simply relays bytes between the host and target Speeds up to 2Mbps are supported on separate RX and TX pins The optional synchronous mode clock and flow control pins can be taken from programming header A Not recommended for 115 2Kbps or 230 4Kbps At these speeds and higher choose a baud rate that the 8MHz cpu clock can be divided down to ie 125Kbps Configuration Before using the serial bridge it must be configured to be compatible with the target This configuration is stored in EEPROM There is no need to duplicate the settings on the host side as communication between the host and ZeptoProg II will always be the maximum supported USB speed and the other parameters are ignored by the host Only the connection between the ZeptoProg Il and target use these settings The serial bridge is configured us
29. are version example version 120308 January 20 2018 25 https www mattairtech com MattairTech LLC ZeptoProg II e MattairTech ZeptoProg Il Logic Analyzer GPIO PWM Freq Serial Bridge HW Configuration Connection TIMEI OO c B Status Connected Timer Mode PWM Freq Out Freq In Firmware 120308 Off PWM Mode Auto Manual eee dm COM Port PWM fast Target 20000 Hz__prescaler 1 dev ttyACMO Frequency Out phase correct Actual 20000 00 Hz Top Register Freguency In phase frequency correct Resolution 9 6439 bit OXO31F Refresh Disconnect Connect Pin Heel PS FCommunications Mode Input Output Bn Input Output PWM asyn gt sysconfig serial polarity get vi Pullup Enabled C Inverted Output samplefalling E gt sysconfig serial flowcontrol get disabled 25 000 0x00C8 2 x gt sysconfig serial databits get 8 gt sysconfig serial stopbits get 1 Reset Update gt sysconfig serial parity get none gt setup timer pwm fast divl topl Input Output Pwo SAME En gt setup 0 in pullup off C Auto Polling d Input Input Output Value HIGH Med LT IS Bh a PWM Act 25 031 Max 0x031F Read S OT Out C Output Enabled
30. ce and other pointing devices WinAVR WinAVR contains the GNU GCC compiler for C and C compiler tools and libraries including AVR Libc It also includes AVRDUDE for Windows which is a command line tool for transferring firmware to AVR microcontrollers A graphical tool is included with AVR Studio Download WinAVR from http sourceforge net projects winavr files WinAVR 20100110 and install it first To use AVRDUDE you will need to download and install libusb win32 available at http sourceforge net projects libusb win32 files libusb win32 releases Choose the latest version download and extract Then you must switch the programmer to AVRDUDE mode in the configuration tab of the ZeptoProg Il application or command line Then with the board in programming mode run the install filter win exe program included with libusb which will allow you to install the filter driver Note that WinAVR is outdated It is not recommended for newer devices like the XMEGA series January 20 2018 9 https www mattairtech com MattairTech LLC ZeptoProg II AVRDUDE AVRDUDE can also be installed by itself but note that AVRDUDE 6 x does not yet support the ZeptoProg II it will soon A working patched version can be found at http www mattairtech com software avrdude 6 0 1 patched windows zip Thanks to Larry Viesse For support on Linux 64 bit download http www mattairtech com software avrdude 6 0 1 patched Linux 64 zip For support
31. current driver with libusb win32 v1 2 6 0 which comes embedded with Zadig Alternatively please use the procedure at https www olimex com forum index php topic 4188 0 Prior to firmware version 150815 if the PDI TPI connection to the target board was bad then Atmel Studio would experience connection issues to the programmer itself for some time after the initial failure Restarting AS would not immediately restore communications however after several attempts time waited it will come back Firmware 150815 solves this by lowering the programmer lt gt target timeout AS ignored the timeout response after a certain period of time January 20 2018 52 https www mattairtech com MattairTech LLC ZeptoProg II e lf you are having problems communicating with the programmer using Atmel Studio 7 x please ensure that you are using the new AVRISPmkIl driver which now must be downloaded separately see installation Prior versions of Atmel Studio included this driver e lf you are having problems writing the FLASH of the Tiny4 5 9 10 timeout using Atmel Studio please update the firmware to at least 160808 Support Information Please check the MattairTech website htto www MattairTech com for firmware and software updates Email me if you have any feature requests suggestions or if you have found a bug If you need support please contact me email is best You can also find support information at the MattairTech website
32. e frequency the lower the resolution in setting the frequency The frequency can be found using 16MHz D 2 prescaler TOP 1 setup pin fo returns OK SYNTAX ERROR PIN IN USE INVALID PIN INVALID TIMER CONFIG OUT OF MEMORY example setup 2 fo pin Required argument indicating the pin number to assign fo pin TOP value 16b returns OK SYNTAX ERROR INVALID PIN INVALID VALUE example fo 2 0x17ff pin Required argument indicating the pin number to control TOP value 16b Required argument used to produce the output frequency Frequency Output Ranges Prescaler Setting Frequency Range TOP 65535 0 divi 122Hz 8 00MHz div8 15 3Hz 1 00MHz div64 1 91Hz 125KHz div256 0 477Hz 31 3KHz div1024 0 119Hz 7 81KHz January 20 2018 33 https www mattairtech com MattairTech LLC ZeptoProg II Frequency Measurement The setup fi command is used to configure the specified pin 3 only as an input to measure frequencies Optionally a simple digital filter may be enabled See ATmega32U2 datasheet for details The fi command can then be used to measure the frequency The frequency will be calculated and displayed in Hertz If no signal is present when the command is executed the command will timeout with a TIMEOUT error message after a few seconds If the frequency is too high a CAPTURE TOO FAST error occurs The next higher frequency ra
33. e SPI commands in the multitool are not present The pattern generator currently can only be accessed from the command line It is implemented with 4 commands 2 new commands and 2 modifications to existing commands setup pattern This command is used to read write patterns from to EEPROM One pin at a time can be read written setup pattern pin get you can omit get returns the pattern for example ZeptoProg II gt setup pattern 0 8 steps repeat 255 HIOL8H6L4H2L4H6E6L 8 or pattern disabled setup pattern pin set off you can omit set clears the pattern setup pattern pin set repeat 0 255 hll 1 65535 you can omit set returns OK SYNTAX ERROR INVALID VALUE PIN IN USE INVALID PINJOUT OF MEMORY Repeat specifies how many times the pattern repeats after the initial run The special value of 255 means repeat forever Repeat must be specified and it must be positioned as above The actual pattern follows the repeat value Each step in the pattern is specified with an action delay pair The action can be either or h The delay must be at least 1 and up to 65535 They delay specifies the number of timebase ticks More action delay pairs can be added separated with a space Each of the 4 pins is configured one at a time Each of the 4 patterns can be up to 83 steps Note that the terminal buffer size of 512 bytes may limit using all 83 steps If you cannot type any more characters the buffer is full Each pattern
34. ech LLC ZeptoProg II ZeptoProg II CDC Driver Serial Configuration Next the ZeptoProg II CDC driver can be installed which is used by the multitool and serial bridge This driver allows the board to appear as a COM port The driver itself is included with Windows but an inf file is needed to configure it Download the inf file from https www mattairtech com software MattairTech CDC Driver Signed zip Note that Windows Vista 64 bit Windows 7 64 bit and Windows 8 reguire the signed driver Now plug in the ZeptoProg II while holding down the TOOL button This will run the multitool Only LED B will be lit Windows will then prompt you for the ZeptoProg II CDC driver Point the installer to the directory where you downloaded the driver and install Note that you may need to rename the driver in order for it to show up in the installer Windows may add the txt extension to the file after downloading Rename it so that it ends with inf Ignore any warnings given by the installer ie unsigned driver Once the driver is loaded the device will appear as the ZeptoProg II CDC device using a COM port in the device manager There is no need to configure serial port parameters The buad rate for example is ignored The ZeptoProg II will always communicate with the computer at full speed up to 2Mbps If you experience any buffering problems for example a delayed response to user input then change both buffer sizes to 1 Terminal Emulator
35. ed in the Program Files Atmel Flip 3 4 2 usb directory Point the installer to this location do not use Windows update then click Install from a list or specific location H Windows does not find the driver try the don t search have disk show incompatible hardware method If Windows does not prompt you for drivers open device manager and look for Unknown Devices ZeptoProg II Bootloader Right click this and select Update driver hen continue as above If using an older version of FLIP you may need to download the signed driver from avrfreaks see table above Once the driver is loaded device manager will show an ATmega32U2 device under Atmel USB Devices Device Manager File Action View Help Here AA Sa A HOME WS2HSW4 20 N eS Atmel USB Devices P Tmegssauz a Batteries Computer N ep Disk drives Dienlav adapters January 20 2018 49 https www mattairtech com MattairTech LLC ZeptoProg II FLIP Plug in the ZeptoProg II while holding down both buttons to run the DFU bootloader LED A should be on and LED B should be off Now launch the FLIP utility When it has loaded click on the chip icon and select the Atmega32U2 DI Atmel Flip File Buffer Device Settings Help Operations Flow FLASH Buffer Information ATmega32U2 x Sos Device Selection Select a device ATmega32u2 ATmega32u4 ATmega32u6 ATrmega64C1 ATmega64M1 ATmegas2 Te9csiccol TS9CcS1CC02 TBACS1IC2 TAACS1R
36. ed of 1MHz In these cases the ISP programming speed should be set to 125KHz or less until CKDIV8 is unprogrammed and power cycled As of firmware version 140126 PDI and TPI programming speeds are now configurable when using AVRDUDE By default the PDI TPI programming speed is 125KHz 250KHz prior to firmware 140126 This speed can be increased up to 250KHz and decreased down to around 17KHz by using the B option This option controls the clock period in ms so higher numbers mean lower speeds For ISP mode a 1MHz recovery clock can be enabled on the XCK pin header A This clock can be connected to the target clock input This is useful for example to allow resetting of fuses that were mis configured to use an external clock when intending to use a crystal or internal oscillator This recovery clock should only be used with an ISP programming speed of 125KHz or less The ZeptoProg II supports target devices operating at 2V to 5 5V Outputs from the ZeptoProg Il are level shifted down to the target voltage The target device supplies this voltage via the Vtgt input This input is reverse polarity protected when the 5V Vtgt jumper is not installed LED B will pulse slowly when no target board is connected It will pulse quickly when a powered target board is connected 2V or higher The outputs on the programming headers A and B have series resistors that limit current and control overshoot and ringing A jumper can be connected across the
37. either hold is omitted another chip select line is specified or multitool mode is exited This can be useful in terminal mode if the length of data to send exceeds the remaining command line buffer space or if you wish to mix hexadecimal and ASCIl The optional hex argument is useful to enter binary data when in Terminal Mode If specified separate values can then be listed separated by whitespace Values starting with Ox are interpreted as hexadecimal but values can be entered in decimal as well When hex is not specified all characters are interpreted as ASCII example w 0 Hello World example t hex 0 0xc1 0x00 0x03 4 5 January 20 2018 40 https www mattairtech com action Terminal Mode Off returns action MattairTech LLC ZeptoProg II SPI Transfer Terminal Mode On t hold hex 0 1 2 3 lt TX data up to remaining line buffer size gt returns OK SYNTAX ERROR INVALID PIN INVALID HEX action If OK TX data from the command line is sent over SPI The length of data is determined automatically from the command line For each TX byte an RX byte is read from SPI and sent over USB If the dummy byte is used all bytes from SPI that match the dummy byte value will be discarded Terminal Mode Off t hold 0 1 2 3 length 16b returns OK SYNTAX ERROR INVALID PIN action If OK length bytes of TX data are read from USB and sent over SPI For each TX byte an
38. fail If so try using the batchisp command line tool included with FLIP C Program Files Atmel Flip 3 4 7 bin gt batchisp device ATMEGA32U2 hardware USB operation erase F loadbuffer C ZeptoProg II hex program start reset 0 If BASCOM or AVRDUDE do not work be sure to put the programmer into AVRDUDE mode Prior to releasing the signed driver on January 28 2015 Windows 8 users needed to disable driver signing to use Tool mode terminal emulator or Java app Atmel Studio AVR Studio reports 3 3V when the board in fact is operating at 5V Ignore this The ZeptoProg II cannot measure the voltage of the target but it can detect the presence of a voltage on Vigt as low as 2V Voltage reporting is informational only it does not affect programming AVRDUDE 6 x does not yet support the ZeptoProg II A working patched version can be found at http www mattairtech com software avrdude 6 0 1 patched windows zip Thanks to Larry Viesse For support on Linux 64 bit download http www mattairtech com software avrdude 6 0 1 patched Linux 64 zip For support on other Linux especially with xhci USB 3 0 replace the usb_libusb c file from 6 0 1 with http www mattairtech com software usb libusb c If you are having problems communicating with the programmer using Atmel Studio 6 x download the Zadig USB driver manager at http zadig akeo ie Under options List All Devices The AVRISP mkll should show up in the list Replace the
39. ffer Samples lt 10K l EE lt end logic capture Manual o tin 1000 Actual 100000 0 Hz F EE Fast Post trigger Delay Start 4 H It Max 100Ksps o 50K _Manuat stop apen exit January 20 2018 37 https www mattairtech com MattairTech LLC ZeptoProg II SPI Interface The SPI interface is useful for testing SPI devices or for controlling SPI devices via PC software With terminal mode enabled data to be sent is placed on the command line in either ASCII or hex With Terminal Mode disabled data is transferred in binary The ZeptoProg II should be powered before the target board Gnd and Vtgt must be connected to the target board There are up to 4 chip select outputs on pins 0 3 These are open drain and active low An optional pullup 20K 50Kohm to 5V can be enabled by configuring the pin as an input with pullup or by configuring the pin as an open drain output with pullup see Multitool section above SPI Configuration There are several SPI configuration options which are stored in EEPROM These options are accessed using the sysconfig spi command The speed can be set from 125KHz up to 8MHz Note that while the maximum speed over the ZeptoProg I USB connection is 2Mbps a higher SPI speed may be selected which can improve performance due to overhead The SPI mode 0 3 and data order MSB LSB must be set to match the SPI slave device The opti
40. for the PWM frequency output and frequency input functions The setup timer command configures the timer for the specified function The prescaler setting ie div1 affects all three functions while the rest of the settings are used only by the PWM function setup timer off pwm fo fi div1 div8 div64 div256 div1024 fast phase freq top 16bit value returns OK SYNTAX ERROR INVALID VALUE PIN IN USE example setup timer pwm fast top Ox7fff off pwm fo fi Optional argument that specifies the function the timer will be used for default off fo stands for frequency output and fi for frequency input fast phase freq Optional argument that specifies what mode the PWM function will run in default fast These correspond to the PWM modes of the underlying AVR microcontroller Please consult the Atmega32U2 datasheet for more information phase stands for phase correct and freq stands for phase and frequency correct This setting is ignored when selecting a non PWM function div1 div8 div64 div256 div1024 Optional argument that specifies the timer prescaler setting default div1 This is the divider of the 16MHz clock frequency The timer will tick at this divided frequency Please consult the Atmega32U2 datasheet for more information top value 16b Optional argument that specifies the 16 bit top value of the timer default Oxffff used in PWM modes This is the value the timer will count up to before reset
41. hold Use caution when setting this jumper DO NOT install the jumper when connecting to an XMEGA or any board that cannot withstand 5V Also be sure that the target board can be powered in this way ie if there is a power supply on the target can it be powered on the output side It is easy to forget that the jumper is installed If the jumper is installed the LED will pulse quickly regardless of whether a target board is connected Always check the state of this LED before connecting a board Logic Analyzer The 4 channel Logic Analyzer has 3 modes In fast mode 1024 samples are taken at 2Msps Manual mode allows user selection of the sampling rate up to 100Ksps with up to 10K samples Auto mode makes use of one of the four pins as a sampling clock either rising or falling edge at up to 6OKsps and with up to 10K samples In all modes any combination of pins can be used as triggers to start the capture If no triggers are selected the capture starts immediately In all modes a post trigger delay of up to 50K samples can be enabled A pre trigger buffer of up to 10K samples is available in manual and auto modes Serial Bridge The serial bridge is a USB to TTL serial converter that can be used to connect the target board serial pins to a computer over USB where it will show up as a virtual COM port The serial bridge is configured in the configuration tab of the application The bridge can run at up to 2Mbps and supports asynchronous and
42. ig serial parity even OK Data Bits sysconfig serial databits get returns 5 9 SYNTAX ERROR example sysconfig serial databits get 8 sysconfig serial databits 5 9 returns OK SYNTAX ERROR INVALID VALUE example sysconfig serial databits 9 OK Stop Bits sysconfig serial stopbits get returns 1 2 SYNTAX ERROR example sysconfig serial stopbits get 1 sysconfig serial stopbits 1 2 returns OK SYNTAX ERROR INVALID VALUE example sysconfig serial stopbits 2 OK ZeptoProg II January 20 2018 47 https www mattairtech com MattairTech LLC ZeptoProg II Serial Connections The ZeptoProg II should be powered before the target board In addition to RX and TX Gnd and Vtgt must be connected to the target board which can be connected through the ISP cable Alternatively two single pin cables can be connected to the programming header Vigt and Gnd pins On header A Gnd is the closest pin to TX Vtgt can also be taken from the Vtgt pin next to RX Vtgt is required because the TX line is level shifted to the target voltage If the 5V Vtgt jumper is installed then connecting Vigt is not required target board must also be at 5V When in synchronous mode the ZeptoProg II is the master so the XCK pin is enabled as an output The target board must enable its clock pin as an input and be configured as a slave If flow control is used when CTS is low TX activit
43. ine via terminal emulator m Logic Analyzer GUI only o 4channels trigger on any combination of pins or immediately o Fast mode 1024 samples at 2Msps o Auto mode samples on external clock up to 60Ksps up to 10K samples o Manual mode configurable sample rate up to 100Ksps up to 10K samples o Pre trigger buffer up to 10K samples post trigger delay up to 50K samples GPIO PWM frequency input amp output o 7 TTL inputs 9 outputs 5 level shifted o 2 PWM outputs with separate duty cycles o 1 frequency output o 1 frequency measurement input o Pattern generator available in alternate firmware SPI Interface o Up to 8MHz clock ZeptoProg II is master Modes 0 3 MSB or LSB o 4chip select outputs push pull or open drain w optional pullup e Serial Bridge m Separate serial pins simultaneous connection of programming cable and serial RX TX m Up to 2MHz baud rate synchronous or asynchronous operation e Not recommended for 115200 or 230400 baud m Optional flow control via CTS and RTS pins 9 bit support Upgradeable firmware USB bus powered 2 buttons for control 2 LEDs for status indication Target board voltage support of 2V to 5 5V via level shifted pins on two main headers Reverse polarity protection on Vigt and GND pins Over current protection on all output pins via series resistors signal and PTC fuse power Measures 5 9cm x 1 8cm x 1 2cm 1 57mm 0 063 PCB thickness Compatible with Windows XP Vista 7 8 10 32 and 64 bit
44. ing the sysconfig serial command Serial Bridge Configuration Options O S O Oye O 20 alt z S Speed 2M 1M 500K 250K 125K 76 8K 57 6K 38 4K 19 2K 9600 2400 manual Baud Rate Register 0x0000 OxOFFF if manual selected as speed Clock 2X 1X 2X Clock Mode async sync Polarity samplefalling samplerising Flow Control disabled enabled Data Bits 5 6 7 89 Stop Bits 1 2 Parity none even odd January 20 2018 43 https www mattairtech com MattairTech LLC ZeptoProg II MattairTech ZeptoProg II Logic Analyzer GPIO PWM Freq Serial Bridge HW Configuration Connection r General AVR Programmer Default Mode AVR Programmer Serial Bridge Multitool serial Bridge Speed Preset Buad 57600 Frame Format Data Bits Manual UBRR 0x Stop Bits 1 Host Software AVR Studio AVRDUDE Parity Recovery Mode Disabled Enabled Clock Mode Clock Polarity Asynchronous Sample Falling Synchronous Sample Rising Flow Control None w Disabled Status Connected Firmware 120308 COM Port a dev ttyACMO Refresh Disconnect Connect rCommunications urarea gt sysconfig host get avrstudio gt sysconfig serial speed get 57600 gt sysconfig serial baudregiste
45. is written into EEPROM so they will be saved even after power is removed To setup a pattern as shown in the above example setup pattern 0 repeat 255 h 10 1 8 ho14h2314he641 8 If the pattern generator timebase setup timer commend is set to ims then the above pattern will set the pin high for 10ms low for 8ms etc January 20 2018 35 https www mattairtech com MattairTech LLC ZeptoProg II setup timer setup timer off pwm fo fi pattern fast phase freq div1 div8 div64 div256 div1024 top value 16b returns OKISYNTAX ERRORIINVALID VALUE PIN IN USE The timer is used to set the timebase so the existing setup timer command is used All delays used in the pattern are a multiple of this timebase The timebase can be as low as 100us and as high as 4 19s Using combinations of clock divider and top value that result in a timebase of less than 100us will return an error have more optimization work left so avoid using a timebase under 250us for now To set the timebase to 1ms setup timer pattern divl top 16000 This must be setup prior to using the pattern generator This can be changed at any time even while a pattern is running setup pin setup pin pattern 1 0 initial state returns OK SYNTAX ERRORIPIN IN USE INVALID PIN INVALID TIMER CONFIG OUT OF MEMORY This associates a pin with the pattern generator The timer must be setup for pattern generation first The initial state will be output immediately
46. ists the minimum versions of the required software If the software provides a driver is is listed as well See the Firmware Updates section for installation of the DFU bootloader driver Required Downloads Software Version Driver URL AVRISPmklI atest AVRISPmkII https Avww mattairtech com software Mattairfech AVRISPmkll D Driver driver river Signed zip Tool mode https www mattairtech com software MattairTech_ CDC Driver Si latest CDC driver CDC Driver gned zip ZeptoProg II aise N A http www mattairtech com software ZeptoProg _Il ZeptoProg _Il jar Application or http www mattairtech com software ZeptoProg lIV ZeptoProg II 64 jar AVR Studio 4 19 5 x Old http www atmel com tools atmelstudio aspx OR Atmel Studio 6 x 7 x AVRISPmkll htto www atmel com tools studioarchive aspx for AVR Studio 64 bit version of the application is BETA use the 32 bit version if you have problems Atmel Studio AVR Studio AVRISP mkII driver Atmel Studio is a free IDE provided by Atmel that runs on Windows operating systems It includes an assembler debugger simulator and an AVR chip programming utility As of April 2016 there are four main versions supported AVR Studio 4 x and 5 x and Atmel Studio 6 x and 7 x The 4 x series is mature and stable and can run on older hardware however it requires the use of the WinAVR gcc toolchain which is out of date It also lacks proper support for newe
47. it Setup RTC external crystal 1 sec interrupts call after board_ini One pmic init This will enable all three interrupt levels of the PMIC E mt_xt h sleepmgr_init Setup sleep manager p O AsF VA Vi relay init Setup low side relay driver initialize SPI and turn off all outputs es sleepmgr_lock_mode SLEEPMGR_IDLE set deepest sleep mode allowed va We just initialized counter so alarm should trigger on next time unit roll over Build Action Compile rtc set callback alarm Custom Compilation Si rtc_set_alarm_relative Build Action E How the file relates to the build and deployment process Setup FIFO buffer for USB Serial RX data Output Show output from Build H a gel a Ve bech Vater E VERE J Wes ver eec u Target Build in file C Program Files Atmel Atmel Studio 6 Vs Avr common targets from project C Documents and Settings Justin My Doc Done building target Build in project MT X1 Simple Demo cproj Done building project MT X1 Simple Demo cproj Build succeeded Build 1 succeeded or up to date failed skipped MEd El Output January 20 2018 19 https www mattairtech com MattairTech LLC ZeptoProg II Next click on the Device Programming button In the Device Programming window select the AVRISP mkll as the tool If no tool appea
48. mega1281 ATmega1284 ATmega1284P ATmega128A ATmega16 ATmega162 ATmega164A ATmega164P ATmega164PA ATmega165 ATmega165A ATmega165P ATmega168 ATmega168A ATmega168P ATmega168PA ATmega169 ATmega169A ATmega169P ATmega169PA ATmega16A ATmega16HVB ATmega2560 ATmega2560 ATmega2561 ATmega32 ATmega324A ATmega324P ATmega324PA ATmega325 ATmega3250 ATmega3250A ATmega3250P ATmega325A ATmega325P ATmega328 ATmega328P ATmega329 ATmega3290 ATmega3290A ATmega3290P ATmega329A ATmega329P ATmega329PA ATmega32A ATmega32C1 ATmega32HVB ATmega32M1 ATmega48 ATmega48A ATmega48P ATmega48PA ATmega64 ATmega640 ATmega644 ATmega644A ATmega644P ATmega644PA ATmega645 ATmega6450 ATmega6450A ATmega6450P ATmega645A ATmega645P ATmega649 ATmega6490 ATmega6490A ATmega6490P ATmega649A ATmega649P ATmega64A ATmega64HVE ATmega8 ATmega8515 ATmega8535 ATmega88 ATmega8a8aA ATmega8aaP ATmega88PA ATmega8A ATmega8HVD ZeptoProg II AVR Programmer tinyAVR Series Device Support ATtiny10 ATtiny12 ATtiny13 ATtiny13A ATtiny15 ATtiny1634 ATtiny167 ATtiny20 ATtiny2313 ATtiny2313A ATtiny24 ATtiny24A ATtiny25 ATtiny26 ATtiny261 ATtiny261A ATtiny4 ATtiny40 ATtiny4313 ATtiny43U ATtiny44 ATtiny441 ATtiny44A ATtiny45 ATtiny461 ATtiny461A ATtiny48 ATtiny5 ATtiny84 ATtiny841 ATtiny85 ATtiny861 ATtiny861A ATtiny88 ATtiny9 ZeptoProg II AVR Programmer XMEGA Series Device Support ATxmega16A4U ATxmega32A4
49. ment of the setup in command In this case specifying it will enable the feature while omitting it disables the feature instead of leaving it unchanged setup pin injout pwm fi fo function specific arguments returns varies by function example setup 3 in pullup pin Required argument indicating the pin number to assign Can be 0 11 in out pwm fi fo Required argument specifying the function the pin is to be assigned to in stands for input out stands for output pwm stands for pulse width modulation fi stands for frequency input and fo stands for frequency output function specific arguments Arguments specific to each function which may include required arguments should be placed here These arguments are covered in later sections If a pin must be changed to a different function ie from input to output then it must be disassociated with the current function by using the reset command first Likewise if the timer is switched to a different function ie PWM to frequency output and a pin is currently associated with the function then the pin s must be reset first The pin is tri stated when executing this command reset pin returns OK SYNTAX ERROR INVALID PIN example reset 3 pin Required argument indicating the pin number to unassign Can be 0 11 January 20 2018 28 https www mattairtech com MattairTech LLC ZeptoProg II Timer Setup The timer must be setup
50. nfig recovery disabled enabled returns OK SYNTAX ERROR example sysconfig recovery enabled OK January 20 2018 18 https www mattairtech com MattairTech LLC ZeptoProg II Using Atmel Studio AVR Studio Start Atmel Studio and open or create a new project The following screenshots from Atmel Studio 6 show the MT X1S_Simple_Demo template for the MattairTech MT X1S ATxmega128A1 development board MT X1_Simple_Demo AtmelStudio File Edit View WVAssistX Project Build Debug Tools Window Help AA Gdg aal eA lA d bu Debug a QTAR i OCRAS Oog Ai malo u bla Se z Tue 0 aa al RI In i w ATxmegal28Al 2 rel MT X1 Simple Derno mt_x1 h init c Solution Explorer Many _init functions have corresponding _conf h files in src config B MT X1 Simple Demo Edit these files to customize for your application see ASF documentation za Dependencies Because sysclk_init disables all clocks to non essential peripherals 2 Sa Output Files be sure to enable them before use ASF functions should do this for you El ES sre Call sysclk_init before calling board_init to deal with DFLL errata properly 3 2 asf 2 common sysclk_init Setup clock system start crystals system clock PLL DFLLs d 2 xmega ioport_init Not yet used with XMEGA devices 3 2 boards board_init Setup pins ie pullup output low start RTC crystal and DFLLs ca Sy mt od rtc_in
51. nge can then be selected if available Note that if the frequency of interest exists within multiple ranges use the highest range in order to maximize resolution If the frequency is too low then a CAPTURE OVERFLOW error occurs setup pin fi filter returns OK SYNTAX ERROR PIN IN USE INVALID PIN INVALID TIMER CONFIG OUT OF MEMORY example setup 3 fi pin Required argument indicating the pin number to assign filter See ATmega32U2 datasheet for details fi pin returns frequency 16b Hz or SYNTAX ERROR INVALID PIN TIMEOUT CAPTURE OVERFLOW CAPTURE TOO FAST example fi 3 7426 284Hz pin Required argument indicating the pin number to use Frequency Input Ranges Prescaler Setting Frequency Range div1 244Hz 125KHz div8 30 5Hz 15 6KHz div64 3 81Hz 1 95KHz div256 0 954Hz 488Hz div1024 0 238Hz 122Hz January 20 2018 34 https www mattairtech com MattairTech LLC ZeptoProg II Pattern Generator The pattern generator can be used to output arbitrary digital patterns on any combination of pins 0 3 These patterns are stored in EEPROM The pattern generator is a new feature and it does not currently fit into the firmware due to limited FLASH space To use it you will have to install different firmware available at http www mattairtech com software ZeptoProg II ZeptoProg Il PG hex In order to make room for the pattern generator th
52. ntormati r iek ee ea ie be ee ee ede ede EG Ge oe 54 Appendix A Pre autiofiS 2 ER ee EE Ge ER Ee Ee Ee ee Ee ER ee Des 56 Appendix B AVR Programmer Supported Device S esse EER EER ER EE EER 57 Appendix C Other MattairTech Products cccccccsssssseeeeeeeeeeeeeeeeeeeeeseeseseeeeeeeaaeaes 58 January 20 2018 2 https www mattairtech com MattairTech LLC ZeptoProg II ZeptoProg Il AVR Programmer and Multitool Overview Introduction The ZeptoProg II is an AVRISP mkll compatible USB AVR programmer that supports chips with the ISP PDI or TPI programming interfaces which includes most megaAVR tinyAVR and XMEGA series devices It supports high speed in system programming of the AVR flash EEPROM fuses lock bits and more using AVR Studio 4 and 5 Atmel Studio 6 and 7 or AVRDUDE Target boards operating at 2V to 5 5V are supported A jumper can be installed to provide 5V through a PTC fuse to the target board Additionally a mutitool mode implements a simple 4 channel logic analyzer GPIO PWM frequency output frequency measurement a SPI interface and configuration all accessible using the ZeptoProg II Java application or the command line using a terminal emulator Finally the USB to serial bridge can be used to connect the target to a computer over USB virtual COM port at up to 2Mbps not recommended for 115 2Kbps or 230 4Kbps January 20 2018 3 https www mattairtech com Mattair
53. onal dummy byte can be used to mask data sent from the slave Since SPI devices always send and receive data in both directions simultaneously this can be useful for ignoring return data from the slave MISO when it has no significance Any byte from the slave that matches the dummy byte value will not be sent over USB SPI Configuration Options Configuration Option Possible Values Speed 8MHz 4MHz 2MHz 1MHz 500KHz 250KHz 125KHz SPI Mode 0 1 2 3 Data Order MSB LSB Dummy Byte Disabled Enabled Dummy Byte Value 0x00 OxFF Speed sysconfig spi speed get returns 8000000 4000000 2000000 1000000 500000 250000 125000 SYNTAX ERROR example sysconfig spi speed get 2000000 January 20 2018 38 https www mattairtech com MattairTech LLC ZeptoProg II sysconfig spi speed 8000000 4000000 2000000 1000000 500000 250000 125000 returns OK SYNTAX ERROR INVALID VALUE example sysconfig spi speed 4000000 OK Mode sysconfig spi mode get returns 0 1 2 3 SYNTAX ERROR example sysconfig spi mode get 0 sysconfig spi mode 0 1213 returns OK SYNTAX ERROR INVALID VALUE example sysconfig spi mode 3 OK Dataorder sysconfig spi dataorder get returns msb Isb SYNTAX ERROR example sysconfig spi dataorder get msb sysconfig spi dataorder msb Isb returns OK SYNTAX ERROR INVALID VALUE e
54. ool they are covered in later sections Multitool Pin Mode Features Specifications Pin Mode Features Specifications Input OV 0 8V low 2V 5 5V high optional pullup 20 50Kohm to 5V Output push pull or open drain w optional pullup current limited to 20mA PWM up to 16 bit resolution up to MHz range PWM frequencies low res 2 independent channels optional phase and frequency correct mode Frequency Ouput lt 1Hz 8MHz square wave two complimentary outputs same frequency Frequency 0 333Hz 125KHz automatic quantization error calculation GUI only 1 Measurement channel optional digital filter Pattern Generator Pins 0 3 The multitool primarily involves the use of pins 0 3 though the SPI interface uses header B The 8 signal pins among both programming headers pin 4 through pin 11 can also be used for GPIO currently command line only As inputs all pins can read voltages as low as 2V as high However as outputs only the pins on the two programming headers are level shifted Because they are level shifted the target voltage must be present on at least one of the Vigt pins ground must also be present All pins that can serve as an output have 249 ohm series resistors for overcurrent protection and control of overshoot and ringing The following table summarizes the pin capabilities Multitool Main Pin Capabilities Pin Capabilities 0 Input Output Logic Analyzer Pattern Generato
55. or fitness for particular purpose are excluded This document is intended only to assist the reader in the use of the product MattairTech LLC shall not be liable for any loss or damage arising from the use of any information in this document or any error or omission in such information or any incorrect use of the product Trademarks ZeptoProg II is a trademark of MattairTech LLC AVR is a registered trademark of Atmel Corporation All other trademarks are the property of their respective owners January 20 2018 54 https www mattairtech com MattairTech LLC ZeptoProg II Licenses LUFA USB Library Copyright 2012 Dean Camera dean at fourwalledcubicle dot com Permission to use copy modify distribute and sell this software and its documentation for any purpose is hereby granted without fee provided that the above copyright notice appear in all copies and that both that the copyright notice and this permission notice and warranty disclaimer appear in supporting documentation and that the name of the author not be used in advertising or publicity pertaining to distribution of the software without specific written prior permission The author disclaim all warranties with regard to this software including all implied warranties of merchantability and fitness In no event shall the author be liable for any special indirect or consequential damages or any damages whatsoever resulting from loss of use data or p
56. output jumper Install to output USB 5V to target board via programming cable Pin 1 Input Output PWM Frequency Out Logic Analyzer Pin 2 Input Output PWM Frequency Out Logic Analyzer Serial RR Serial TX ees eeses Pin 3 Input Output Frequency Measure Logic Analyzer 2V 5 5V target board support PDI XMEGA TPI 6 pin Tiny Serial clock BIS CTS ISP Mega Tiny SPI Interface TOOL button Press to run Multitool Press again for serial PROG button Press to run AVRISP mkll Press again for serial ZeptoProg D E Header Pinouts as viewed from above as in diagram bold is multitool numbering Header A Header B 6 5 11 1 4 2 GND PCK RTS RST out MISO in Vtgt 4 10 3 9 3 5 4 6 CTS in TCK XCK out SCLK out MOSI out 2 1 8 5 7 6 Vtgt data in RST out GND January 20 2018 13 https www mattairtech com MattairTech LLC Pin Descriptions Pin Description Q Multitool TTL input output push pull or open drain optional pullup NOT level shifted SPI Chip Select 0 open drain active low optional pullup 1 Multitool TTL input output push pull or open drain optional pullup PWM push pull frequency output push pull NOT level shifted SPI Chip Select 1 open drain active low optional pullup 2 Multitool TTL input output push pull or open drain optional pullup
57. pecially when using the pre trigger buffer you may receive a buffer overflow error If this happens try again Fast mode can never have a buffer overflow but is limited to 1024 samples You may simultaneously use functions from the GPIO PWM Freg tab and the logic analyzer see screenshot which shows PWM generated from the ZeptoProg II It does not matter if the pins are inputs or outputs the logic analyzer can always read them Note that Manual mode requires use of the timer There is a zoom tool Click and drag the section you want to see closer Click the magnifying glass icon to return to unzoomed You can save the capture as an image or print it Pre trigger buffer data if used is displayed on the negative side of the X axis MattairTech ZeptoProg II Logic Analyzer GPIO PWM Freq Serial Bridge HW Configuration rConnection i Status Connected Clock Trigger 71 901 1 011 57 Q Bs Firmware 120308 COM Port Refresh Disconnect Connect rCommunications OT gt setup 0 in pullup o in 0 setup 2 pwm normal pwm 2 200 setup 1 pwm normal pwm 1 479 Ovovovovrvyv gt logic fast delay 6 trigger 10 Logic Analyzer lt begin logic capture gt lt end logic capture gt Mode Auto Manual gt logic fast delay 6 trigger 10 Sample Rate Start Stop lt begin logic capture gt Auto mem Ae Pre trigger Bu
58. r 1 Input Output PWM Frequency Out Logic Analyzer Pattern Generator 2 Input Output PWM Frequency Out Logic Analyzer Pattern Generator 3 Input Output Frequency In Logic Analyzer Pattern Generator January 20 2018 24 https www mattairtech com MattairTech LLC ZeptoProg II Multitool Programming Headers Pin Capabilities Pin Capabilities Input Output Output Output Input Output Input Output OO N OO wesch mk O The multitool can operate in two modes terminal mode enabled default and terminal mode disabled When terminal mode is enabled the multitool will output a prompt echo sent characters and send carriage return and newline characters when the user presses Enter This mode is used when accessing the multitool from the command line Note that when first connecting via a terminal emulator the prompt may not be visible depending on OS buffering If this is the case just press enter When terminal mode is disabled no prompt is printed characters are not echoed and only newlines are sent This mode is useful when the multitool is accessed from a program The Java GUI application uses this mode Switching between modes is accomplished with the terminal command terminal on off returns OK SYNTAX ERROR example terminal off The current version of the ZeptoProg II firmware is output with the version command version returns firmw
59. r d 0x340 gt sysconfig serial clock2x get disabled gt sysconfig serial mode get async gt sysconfig serial polarity get samplefalling gt sysconfig serial flowcontrol get disabled E gt sysconfig serial databits get gt sysconfig serial stopbits get P gt sysconfig serial parity get none 4 Read EEPROM Update EEPROM Speed returns example sysconfig serial speed get 2400 9600 19200 38400 57600 76800 125000 250000 500000 1000000 2000000 manual SYNTAX ERROR sysconfig serial speed get 57600 returns sysconfig serial speed 2400 9600 19200 38400 57600 76800 125000 250000 500000 1000000 2000000 manual OK SYNTAX ERROR INVALID VALUE January 20 2018 44 https www mattairtech com MattairTech LLC ZeptoProg II example sysconfig serial speed manual OK Baud Rate Register manual speed setting sysconfig serial baudregister get returns 0x0000 OxOFFF SYNTAX ERROR example sysconfig serial baudregister get 0x340 sysconfig serial baudregister 0x0000 OxOFFF 0 4095 returns OK SYNTAX ERROR INVALID VALUE example sysconfig serial baudregister 832 OK 2X Clock mode manual speed asynchronous mode only sysconfig serial clock2x get returns disabled enabled SYNTAX ERROR example sy
60. r devices like the XMEGA microcontrollers but is still a good option for older devices AVR Studio 4 x is also smaller and less demanding on PC resources If you choose to use the 4 x series download version 4 19 You will also need to download and install WinAVR 20100110 prior to installation If installing Atmel Studio 7 the AVRISPmkIl driver must now be downloaded separately see above Extract the archive to any directory then plug in the ZeptoProg II The AVRISP mkll compatible AVR programmer will be running LED A should be lit and LED B should be pulsing on and off Windows will prompt for drivers so direct the installer to the new directory Prior versions of Atmel Studio bundled the AVRISP mkIl driver In these cases point the installer to Program January 20 2018 8 https www mattairtech com MattairTech LLC ZeptoProg II Files Atmel AVR Jungo USB and select the appropriate directory usb32 or usb64 Do not use the driver in the AVR Tools usb directory If you are having problems communicating with the programmer using Atmel Studio 6 x please use the procedure at https www olimex com forum index php topic 4188 0 Device Manager File Action View Help Pa e OO A ad ler EE Ede 9 Batteries d Computer See Disk drives EI Display adapters RSC DYD CD ROM drives IDE ATA ATAPI controllers Sai IEEE 1394 Bus host controllers B Jungo Sai AVRISP mkII BS WinDriver Keyboards Mi
61. ramming checked You should also verify the flash as well AYRISP mkII 000200012345 Device Programming 2 xi Tool Device Interface Device signature Target Voltage AVRISP mkII D ATxmegal2841 v Por D Apply 0x1E974C Read l 3 3 Read Interface settings Device Tool information Erase Chip E Es now Device information m Flash 128KB 8KB BOOT Memories C Documents and Settings Justin My Documents Atmel Studio MT X1_Simple_Demo MT X1_Sim DI Fuses V Erase Flash before programming e V Verify Flash after programming __ Program _ __ verify Read Lock bits Production Signatures p EEPROM 2K8 DOO dl V Erase EEPROM before programming Iv Verify EEPROM after programming Program __Verify Read User Signatures 512bytes Production file vv DD kd Erase User Signatures before programming V Verify User Signatures after programming Program __verify Read Getting tool info OK OK January 20 2018 21 https www mattairtech com MattairTech LLC ZeptoProg II Next click on the Fuses tab It is best to leave the fuse settings alone until you understand what they do In particular if using ISP do not program RSTDISBL or unprogram SPIEN as this will lock you out of the target chip Do not set the BOD Brown out detection voltage to a level above the target chip voltage as this will cause the target to be held perpetually in reset Yo
62. re using Atmel Studio Any firmware updates will be posted to the website and loaded using FLIP or dfu programmer Using AVRDUDE TODO ie avrdude p x128a1 c avrisp2 P usb U flash w myfirmware hex Changing Programming Speed TODO Looks like AVRDUDE does indeed send the B setting to the programmer during PDI programming The PDI protocol itself does not specify a speed setting mechanism so am reusing the mechanism from ISP programming With ISP programming over the AVRISP mkll protocol defined in AVRO69 the speed settings are limited to the following gt 8000000 4000000 2000000 1000000 500000 250000 125000 gt 96386 89888 84211 79208 74767 70797 67227 64000 gt 61069 58395 55945 51613 49690 47905 46243 43244 gt 41885 39409 38278 36200 34335 32654 31129 29740 gt 28470 27304 25724 24768 23461 22285 21221 20254 gt 19371 18562 17583 16914 16097 15356 14520 13914 gt 13224 12599 12031 11511 10944 10431 9963 9468 gt 9081 8612 8239 7851 7498 7137 6809 6478 6178 gt 5879 5607 5359 5093 4870 4633 4418 4209 4019 gt 3823 3645 3474 3310 3161 3011 2869 2734 2611 gt 2484 2369 2257 2152 2052 1956 1866 1779 1695 gt 1615 1539 1468 1398 1333 1271 1212 1155 1101 gt 1049 1000 953 909 866 826 787 750 715 682 gt 650 619 590 563 536 511 487 465 443 422 gt 402 384 366 349 332 317 302 288 274 26
63. rofits whether in an action of contract negligence or other tortious action arising out of or in connection with the use or performance of this software QN Plot Copyright c 2005 Pascal S de Kloe All rights reserved Redistribution and use in source and binary forms with or without modification are permitted provided that the following conditions are met 1 Redistributions of source code must retain the above copyright notice this list of conditions and the following disclaimer 2 Redistributions in binary form must reproduce the above copyright notice this list of conditions and the following disclaimer in the documentation and or other materials provided with the distribution 3 The name of the author may not be used to endorse or promote products derived from this software without specific prior written permission THIS SOFTWARE IS PROVIDED BY THE AUTHOR AS IS AND ANY EXPRESS OR IMPLIED WARRANTIES INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT INDIRECT INCIDENTAL SPECIAL EXEMPLARY OR CONSEQUENTIAL DAMAGES INCLUDING BUT NOT LIMITED TO PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES LOSS OF USE DATA OR PROFITS OR BUSINESS INTERRUPTION HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY WHETHER IN CONTRACT STRICT LIABILITY OR TORT INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT
64. rs be sure that the ZeptoProg II is plugged in and in programming mode LED B will be pulsing Select the appropriate device and either ISP PDI or TPI as the interface and click Apply You should now be connected to the AVRISP mkll compatible programmer with serial number 000200012345 Now click Read next to Device signature It should match the device if all is well It is recommended to always perform this step first to verify the connection The target voltage will always read 3 3V regardless of the actual voltage AYRISP mkII 000200012345 Device Programming E KIE Tool Device AvRISP mkII DI ATxmegalZ8A1 Interface settings Tool information Device information Memories Fuses Lock bits Production Signatures Production File Getting tool info OK EI Tool Information 7 Getting tool info OK Close January 20 2018 Interface Device signature Target voltage AVRISP mkII Debug host 127 0 0 1 Debug port 1443 Serial number 000200012345 Connection com atmel avrdba connection jungousb Firmware Version Tii Hardware Version 0 Copy to dipboard External Link 20 https www mattairtech com MattairTech LLC ZeptoProg II Next select the Memories page In the Flash section a hex file can programmed into the targets flash memory Load your hex file then click Program The hex file is located in the Debug folder You will need to erase the target first if you do not have Erase Flash before prog
65. sconfig serial clock2x get disabled sysconfig serial clock2x disabled enabled returns OK SYNTAX ERROR example sysconfig serial clock2x enabled OK Serial Mode sysconfig serial mode get returns async sync SYNTAX ERROR example sysconfig serial mode get async sysconfig serial mode async sync January 20 2018 45 https www mattairtech com MattairTech LLC ZeptoProg II returns OK SYNTAX ERROR example sysconfig serial mode sync OK Polarity sysconfig serial polarity get returns samplefalling samplerising SYNTAX ERROR example sysconfig serial polarity get samplefalling sysconfig serial polarity samplefalling samplerising returns OK SYNTAX ERROR example sysconfig serial polarity samplerising OK Flow Control hardware CTS RTS sysconfig serial flowcontrol get returns disabled enabled SYNTAX ERROR example sysconfig serial flowcontrol get disabled sysconfig serial flowcontrol disabled enabled returns OK SYNTAX ERROR example sysconfig serial flowcontrol enabled OK Parity sysconfig serial parity get returns none even odd SYNTAX ERROR example sysconfig serial parity get none sysconfig serial parity none even odd January 20 2018 46 https www mattairtech com MattairTech LLC returns OK SYNTAX ERROR example sysconf
66. the latest script available at AVR Freaks on the AVR GCC Forum Script for building AVR GCC sticky at http www avrfreaks net index php name PNphpBB2 amp file viewtopic amp t 42631 All firmware written for the ZeptoProg II is developed under Linux using this toolchain Drivers TODO drivers should already be installed GCC Toolchain TODO see opening paragraph AVRDUDE TODO ie avrdude p x128a1 c avrisp2 P usb U flash w myfirmware hex dfu programmer TODO must use version 0 5 2 currently available via SVN only or higher Terminal Emulator TODO can use minicom config port ie dev tty ACMO save config run with minicom o e If you cannot run the java application be sure to install the 32 bit version of Java which can co exist with the 64 bit version If running Linux a 64 bit version is available at http www mattairtech com software ZeptoProg II ZeptoProg II 64 jar but it may not work with your JRE it should work with 1 6 but this is now pretty old January 20 2018 12 https www mattairtech com MattairTech LLC ZeptoProg II ZeptoProg II Hardware Layout Header Pins LEDB AVRISP mkll slow pulsing fast pulsing when target connected or when 5V jumper is installed Serial TX Activity Multitool On Multitool Pins Pin 0 Input Output Logic Analyzer LEDA AVRISP mkII On Serial RX Activity Multitool Off Polyfuse 500mA trip 200mA hold 5V
67. ting back to 0 or beginning down counting in certain PWM modes This setting combined with the prescaler setting above sets the PWM frequency Top cannot be below the PWM duty cycle Input Output The setup in command configures the pin to be used as a TTL compatible input A pullup resistor 20K 50Kohm to 5V can optionally be enabled The in command can then be used to read the value of the input 0 or 1 Voltages as low as 2V will register as a high setup pin in pullup returns OK SYNTAX ERROR PIN IN USE INVALID PIN OUT OF MEMORY example setup 1 in pullup pin Required argument indicating the pin number to assign pullup Optional argument that enables the pullup resistor default disabled January 20 2018 29 https www mattairtech com MattairTech LLC ZeptoProg II in pin returns 0 1 INVALID PIN example in 1 1 pin Required argument indicating the pin number to read The setup out command configures the pin to serve as an output The output can be setup as push pull drive high or low or as open drain drive low float high An optional pullup can be enabled in open drain mode The initial state 0 or 1 can optionally be specified The out command can then be used to control the output setup pin out od pullup 0 1 returns OK SYNTAX ERROR PIN IN USE INVALID PIN OUT OF MEMORY example setup 3 out pin Required argument indica
68. ting the pin number to assign od Optional argument to configure output as open drain pullup Optional argument to enable pullup in open drain mode 0 11 Optional argument specifying the initial state default high out pin 0 1 returns OK SYNTAX ERROR INVALID PIN example out 3 1 pin Required argument indicating the pin number to control 0 1 Required argument specifying the output state January 20 2018 30 https www mattairtech com MattairTech LLC ZeptoProg II PWM The setup pwm command configures the specified pin to output a PWM signal The effect normal or invert of the duty cycle argument can optionally be specified When normal the default output is low with the high pulse time corresponding to the duty cycle When inverted the default output is high with the low pulse time corresponding to the duty cycle Once configured the pwm command can be used to change the duty cycle Pin 1 and pin 2 can be used for PWM simultaneously with different duty cycles but they must share the same PWM frequency The PWM frequency is configured during timer setup Additionally the mode of operation fast PWM phase correct PWM and phase and frequency correct PWM is specified during timer setup see above The following equations can be used to determine the PWM frequency 16MHz prescaler 1 TOP ____16MHz PWM 2 prescaler TOP F bwm fast PWM F phase freq PWM The resolution
69. tter as they both work with AVRDUDE for Linux AVR Studio is not available for Linux Use the sysconfig host command to view or change the host configuration sysconfig host get returns avrstudio avrdude SYNTAX ERROR example sysconfig host get avrstudio sysconfig host avrstudio avrdude returns OK SYNTAX ERROR example sysconfig host avrdude OK The second programmer configuration option enables or disables the recovery clock The recovery clock can be used in ISP programming mode to output a 1MHZ clock signal to the target which is useful if incorrect fuse settings result in an unusable AVR For example if the fuses were set to an external clock or to a low frequency crystal when in fact a high frequency crystal is present then the AVR will not operate The only way to recover is to supply a clock signal for example to the XTAL1 January 20 2018 17 https www mattairtech com MattairTech LLC ZeptoProg II pin It is not usually necessary to remove the crystal if present as the clock signal will override it The recovery clock is output on pin 9 programming header A marked as TCK XCk Be sure that the host is configured for an ISP speed of 125KHz AVR Studio default or less Use the sysconfig recovery command to view or change the recovery mode setting sysconfig recovery get returns disabled enabled SYNTAX ERROR example sysconfig recovery get disabled sysco
70. tton will enter the serial bridge Thus repeated pressing of the PROG button toggles between the programmer and serial bridge which is useful for debugging Pressing the TOOL button B runs the multitool If the mutitool is already running pressing the TOOL button will enter the serial bridge The following table lists the button functionality Button Functionality During Powerup or Runtime PROG A TOOL B Powerup Runtime Pressed Not Pressed AVRISP mkll Programmer AVRISP mkll Programmer Serial bridge if already in programmer Not Pressed Pressed Multitool Multitool Serial bridge if already in multitool Not Pressed Not Pressed Default Mode N A programmer multitool or serial bridge Pressed Pressed DFU Bootloader N A There are two green LEDs that are used to indicate the mode of operation communication activity and programmer status The following table lists LED functionality in each mode When an LED is used to display communication activity the default state of the LED is shown on the left For example during serial bridge RX activity the LED blinks off for a short time then returns to the default on state LED Functionality ole DE A UB AVR Programmer On Programmer Activity PWM pulsing Slow Target board absent or Vigt too low Fast Target board connected or jumper installed Multitool Off Logic Analyzer Data On SPI Activity Serial bridge On RX Activity On
71. u must also be careful with the clock settings as well If you select the wrong clock source then your target chip will not operate if the configured clock source is not present However the ZeptoProg II provides a recovery clock which can be used to recover from this situation See above A YRISP mkII 000200012345 Device Programming E KAES Tool Device Interface Device signature Target Voltage AVRISP mkII D ATxmegal28Al v Por D Apply 0x1E974C Read 3 3 Read Interface settings Fuse Name Tool information v JTAGUSERID WDWP Device information WDP Memories V DVSDON fuses SE Lock bits L i BODPD Production Signatures D RSTDISBL L Production file sur w5 S E OR ee DE Fuse Register FUSEBYTEO FUSEBYTE1 FUSEBYTE2 FUSEBYTE4 FUSEBYTES Copy to dipboard Lg Auto read IF Verify after programming _ Program Verify Read Starting operation read registers Reading register FUSEBYTEO OK Reading register FUSEBYTE1 0K Reading register FUSEBYTE2 OK Reading register FUSEBYTE4 OK Reading register FUSEBYTES OK Read registers OK Read registers OK January 20 2018 22 https www mattairtech com MattairTech LLC ZeptoProg II Now you may wish to look at the other pages Note that any firmware upgrade feature should not be used The ZeptoProg II programmer is not an actual AVRISP mkil it just emulates one so you should not attempt to update the ZeptoProg II firmwa
72. xample sysconfig spi dataorder Isb OK Dummy Byte sysconfig spi dummy get returns disabled enabled SYNTAX ERROR example sysconfig spi dummy get disabled January 20 2018 39 https www mattairtech com MattairTech LLC ZeptoProg II sysconfig spi dummy disabled enabled returns OK SYNTAX ERROR example sysconfig spi dummy enabled OK Dummy Byte Value sysconfig spi dummyvalue get returns 0x00 OxFF SYNTAX ERROR example sysconfig spi dummyvalue get Oxff sysconfig spi dummyvalue 0x00 OxFF returns OK SYNTAX ERROR INVALID VALUE example sysconfig spi dummyvalue 0x00 OK SPI Commands There are 3 commands They are t transfer w write and r read There are 2 versions of each command The version used depends on whether Terminal Mode is enabled or not If enabled an additional argument is available hex and data to be sent is entered directly on the command line If not enabled hex is not available and the length of data must be specified Any data to write is sent only after the command is entered newline and only if the return value is OK If OK the ZeptoProg II will then read length bytes from USB The chip select line to use 0 3 is a required argument Normally the ZeptoProg II holds the specified chip select low only for the duration of the command The optional argument hold keeps the chip select line low between commands until
73. y from the ZeptoProg II to the target occurs normally When CTS is brought high TX pauses This prevents buffer overflows on the target if it becomes busy The RTS line will likewise be brought low by the ZeptoProg II when it cannot keep up with RX data ie if there is upstream USB congestion When using 9 bit data frames two bytes are sent or received for every frame The first byte simply contains the 9th bit thus the first byte will always be 0 or 1 The second byte contains the rest of the 8 bits Baud Rate Register Value Manual Speed Async 1X Async 2X Synchronous fox ea Ee Fase UERR EED EED ELE EE EE BAUD fosc BAUD fosc BAUD fosc 16 UBRR 1 8x UBRR 1 2 UBRR 1 where f 16000000 Note that the RX line has a 20K 50Kohm pullup resistor enabled that pulls RX to 5V This is true regardless of the target voltage AVRs and most other chips have clamp diodes that keep the voltage within 0 5V of the target Vcc AVR clamp diodes are designed to allow 1mA to flow indefinitely Since the pullup will limit current to under 150uA in all cases the 5V pullup will not present a problem A future firmware version will add the ability to turn off this pullup In this case the target must have a pullup enabled installed The CTS pin if enabled also has this 5V pullup enabled so the same applies to it January 20 2018 48 https www mattairtech com MattairTech LLC ZeptoProg II

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