AVR-ISP500-ISO user`s manual
Contents
1. USB Serial Port GOM40 Properties Driver Details Bits per second Data bits Parity Stop bits Flow control 4 Change the COM Port Number to COM3 or COM4 COM Port Number USB Transfer Sizes Miscellaneous Options Serial Enumerator v Serial Printer E Cancel if Power Off CI Event On Surprise Removal a Set RTS On Close E Disable Modem Ctrl At Startup _ 5 Click OK 6 If a warning message pops up and complains about COM port being used by another device click Yes 7 Click OK to close the device properties USING AVR ISP500 ISO WITH AVRSTUDIO WARNING The COM port number assigned by Windows to AVR ISP500 ISO must be COM4 or below Otherwise AvrStudio might not be able to detect the programmer See the section for PC Drivers Installation for more information Page 7 Page 8 Usage under AvrStudio is straightforward First open the Programmer Connect dialog AVR Studio i Ble Project Buld View Tools Debug Help iDEHJ UALL Me Men Tid AA MB a i Trace Disabled a G d T RB aa Wi fi 16200 z button on the toolbar Baud rate changes are active immediately Tip To auto connect to the programmer used last time press the Programmer Note that a tool cannot be used for programming as long as it is connected in a debugging session In that case select Stop Debugging first Disconnected Mode After pressing Connect2. Update Wizard Please choose your search and installation options ra Y Search for the best driver in these locations Use the check boxes below to limit or expand the default search which includes local paths and removable media The best driver found will be installed Search removable media floppy CD ROM Z Include this location in the search cAMY TEMPORARY FOLDER fw Dont search will choose the driver to install Choose this option to select the device driver from a list Windows does not guarantee that the driver you choose will be the best match for your hardware Page 5 WARNING The COM port number assigned by Windows to AVR ISP500 ISO must be COM4 or below Otherwise AvrStudio might not be able to detect the programmer Here are the steps to change it 1 Go to Device Manager 2 Unfold Ports COM amp LPT and right click on USB Serial Port COMxx where COMxx can be anything between COM1 and COM255 Select properties 2 Device Manager e Naga UN A DIMITAR Computer amp Disk drives 2 Display adapters IDE ATA ATAPI controllers Infrared devices P Keyboards Mice and other pointing devices Monitors H8 Network adapters BY Ports COM amp LPT wy Communications Port COM 1 A ECP Printer Port LPT1 System devices Universal Serial Bus controlle Page 6 3 Go to the Port Settings tab and click the Advanced button
3. on many devices with single button press One bi color LED for current operation status One bi color LED for last autonomous operation status Supports both standard ICSP10 and ICSP6 connectors Button for initiating autonomous operations and command logging Powered either by USB or external AC DC power supply External clock output on ICSP10 pin 3 for rescuing AVRs with enabled external clock fuse Supports target voltages ranging from 1 8V to 5 5V ISP clock frequencies ranging from 5kHz to 1 843MHz ELECTROSTATIC WARNING The AVR ISP500 ISO board is shipped in protective anti static packaging The board must not be subject to high electrostatic potentials General practice for working with static sensitive devices should be applied when working with this board REQUIREMENTS Cables 1 8 meter USB A B cable Ten or six wire ribbon cable for connection to target AVR chip Power External 9 12V DC or 6 9V AC power supply needed only for autonomous operation when USB is not plugged Software Software with support for STK500v2 protocol AvrStudio available from Atmel Page 2 avrdude included in the WinAVR distribution Page 3 SUPPORTED MICROCONTROLLERS The following AVR microcontrollers are supported for programming Classic 8 bit AVRs megaAVR tinyAVR USB AVR The following AVR microcontrollers are not supported XMEGA AVR32 The following programming methods are not
4. supply voltage might be too low Check your target board circuit Ensure that the used AVR chip specifications match your supply voltage Target power supply VCC might not be connected to pin 2 of ICSP6 10 Check your target board circuit Page 17 The target AVR MCU might have fuses programmed for disabling SPI ISP or selecting another programming method In such case you ll need a High Voltage Parallel programmer to unlock the chip The reset line cannot be pulled low by the programmer Check your schematic and ensure that only a weak pull up and possibly a small capacitor are connected to RESET Otherwise if the pull up is too small or there is another output driving RESET the programmer won t be able to pull it down Another circuit is driving the ISP lines MISO MOSI SCK or RESET resulting in a contention with the programmer The solution is to remove all such circuits LEDs RS232 drivers resistors below 2k etc from the four ISP lines during programming AVR ISP500 is more susceptible to this kind of fault than other programmers on the market because it has 560 ohm resistors in series with all its outputs This protects both the target MCU and the target board circuit ELECTRICAL CHARACTERISTICS Symb Description Condition Min Typ Max Uni ol ts Vrara Target Supply Voltage 1 8 5 5 V Fisp ISP Frequency on SCK 5 1843 kHz SPI pin Vcc Programmer Power 5 V Su
5. supported JTAG debugWire Parallel High Voltage Programming Serial High Voltage Programming PDI CONNECTOR SCHEMATICS ICSP10 description Serial Output 246 8 10 pin Target VCC Clock output Ground 1 2 3 4 5 TRST 6 7 8 9 1 2 3 4 5 6 Ground PC DRIVER INSTALLATION Download drivers for your Operating System from our website Windows installation steps are the following 1 Download and unzip the file AVR STK500 ISO drivers zip in a temporary directory 2 Plug the programmer in the USB port Page 4 3 Point the Device Wizard to the temporary directory 4 Click finish Screenshots of the steps are shown below Hardware Update Wizard Welcome to the Hardware Update Wizard Windows will search for cument and updated software by looking on your computer on the hardware installation CD or on the Windows Update Web site with your permission Read our privacy policy Can Windows connect to Windows Update to search for software O Yes this time only Yes now and every time connect a device Click Next to continue Hardware Update Wizard This wizard helps you install software for USB Serial Port COM40 if your hardware came with an installation CD P or floppy disk insert it now What do you want the wizard to do Install the software automatically Recommended Click Next to continue lt Back Hardware
6. the programming dialog should appear Page 9 Page 10 Target AVR now can be erased flashed with a provided HEX file FUSES and LOCK bits can be written and or verified For more information please consult the AvrStudio documentation CAVEAT Although the programmer will happily accept setting VTARGET and ARef in the HW SETTINGS tab these actions will have no effect The programmer hardware can only read target VCC and show it simultaneously in the VTARGET and ARef sliders AUTONOMOUS OPERATION When the button is held pressed for 5 seconds programmer enters command logging state In this state it will execute and log all commands received from the PC software in its internal FLASH memory When the button is pressed again programmer will enter its normal state where commands will be executed but not logged Logged commands can be executed again without the presence of a connected PC by simply pressing quickly the programmer button while in normal state The bi color LED will glow yellow while operation is in progress After operation finishes successfully the GREEN LED will blink for a while otherwise on error the RED LED will blink for a while After that the programmer will enter normal state where only the GREEN LED is on constantly The right LED of AVR ISP500 ISO is a bi color LED which shows the last autonomous operation status for indefinite time Again RED is for error GREEN is for success off if no status is ava
7. OUPIEX AVR ISP500 ISO Users Manual Petree een All boards produced by Olimex are ROHS compliant Rev C October 2011 Copyright c 2011 OLIMEX Ltd All rights reserved Page 1 INTRODUCTION FEATURES AVR ISP500 ISO is professional serial in system programmer for AVR microcontrollers featuring optoisolation between PC and target AVR board It implements the STK500v2 protocol as defined by Atmel which makes it compatible with a range of tools including AvrStudio and avrdude It is distinguished from other programmers by its support for autonomous operation AVR ISP500 ISO contains a 2Mb FLASH memory where it can store entire programming sessions including FUSE LOCK EEPROM and FLASH write and verification as well as signature checking Just hold the button perform all the necessary steps with AvrStudio and disconnect the programmer from the PC Next time button is pressed the programmer will invoke all previously recorded steps without the need for connection to the PC We believe this feature makes AVR ISP500 ISO the perfect tool for firmware upgrades in remote places STK500v2 compatible mode Works with AvrStudio WinAVR Avrdude and every other software compatible with STK500v2 USB port for connection to PC Opto isolation 1000VDC between PC and target AVR board allows programming of targets under high voltages Stand alone operation without the need for PC connection allowing firmware mass programming
8. ilable due to ongoing operation This LED is also off after power up to signal that no autonomous operation has taken place so far This LED is helpful for long autonomous programming sessions where user is not required to look for the end of a programming session If programmer button is pressed and held for more than 1 second but less then 5 seconds it will show the current log status A blinking GREEN indicates a valid log and blinking RED indicates invalid erased log The formal definition of the programmer states is given below Page 11 AVR ISP500 STATES SHOW_RESULT if error STANDALONE ISP Finished LED0 on LED1 off LEDO on p else iffempty LED1 on LEDO blink fast LED1 off else LEDO off LED1 blink fast Button pressed IDLE Ka passed or LEDO off button pressed LED1 on Button held for 1 second Button pressed Button released H LOG_STATUS i aie ENABLE LOGGING iflog empty inant LEDO blink_fast Button held Pe ank Say LED1 off for 5 seconds LEDI blink slow elke p if rs232_packet_received LEDO off erase_log LED1 blink fast NOTE LEDO is RED and LED1 is GREEN If both are on the result is Yellow glow In case of autonomous operation error the RED LED will blink for a while The number of flashes indicates the error that caused the failure Error codes are given in the table below Number of Action that failed Page 12 Example LED1 LEDO Er
9. oaded the target will blink the GREEN LED if update was successful otherwise it will blink RED LED if firmware image was invalid or update was unsuccessful Device stays in this state until it is power cycled TROUBLESHOOTING GUIDE Problem AVR Studio cannot find my programmer Probable causes and solutions Look whether the programmer is listed in Device Manager under the Ports COM amp LPT section If it s not there then check your USB cables and hubs Reinstall the driver e Check that the green LED is constantly on If not then the programmer might be in firmware upgrade mode Go to the firmware upgrade section for more details e Your serial port number might be too high Check the manual section Installing drivers for more information on assigning serial port numbers Also go to AVR Studio menu Tools gt Options and set the Number of COM ports to try field to at least 20 Remove all applications that might be using or scanning your computer s serial ports including any serial port monitors They might mess up the STK500v2 communication between AVR Studio and the programmer Problem Programming fails Target AVR chip cannot enter programming mode Probable causes and solutions Page 16 ISP frequency might be too high Set the ISP frequency to well below 4 of target MCU clock Please note that the AVR MCU clock depends on its fuses configuration Target power might not be stable enough or
10. pply Voltage Icc Programmer Power Idle 92 mA SUPPI Curent Autonomous operation 110 160 mA Vrarc 1 BV Fisp 1 843MHz powered from USB Programming with AvrStudio 110 mA logging enabled Vrarc 1 8V Fisp 1 843MHz powered from USB Time for a full Autonomous operation 51 s programming and Vrare55V Fisp 1 843MHz Verinestioner Programming with AvrStudio 105 s nee leeks logging enabled Vrare 5V FLASH 4k EEPROM AN Mie Tn FUSES LOCK panes Signature check Programming with AvrStudio 94 s logging disabled Vrarg 5V Fisp 1 843MHz Time for a FLASH Autonomous operation 15 s programming and Vrarc OV Fisp 1 843MHz yen uan Programming with AvrStudio 67 s ATmega128 128k p FLASH logging enabled Vrarc 5V Fisp 1 843MHz Programming with AvrStudio 58 s Page 18 Symb ol Description Condition Min Typ Uni ts logging disabled Vrarg 5V Fisp 2MHz Page 19 ORDER CODE AVR ISP500 ISO assembled and tested no kit no soldering required How to order You can order to us directly or by any of our distributors Check our web Www olimex com dev for more info Revision history REV A create April 2008 REV B modify January 2009 Added a troubleshooting guide REV C modify October 2011 In Futures Fully STK500v2 compatible replaced with STK500v2 compatible mode Added Page Number Page 20 Disclaimer 2011 Olimex Ltd All rights rese
11. r contains a valid log no matter its contents Disconnect the programmer then press the button and wait for RED LED to blink for error After that the clock output will stay activated Page 15 FIRMWARE UPGRADE All AVR ISP500 devices contain a built in boot loader for easy firmware upgrade Device enters boot loader mode if the application FLASH section is corrupted To force the device to enter boot loader mode for manual firmware update do the following 1 Disconnect the programmer from any power source external AC DC USB 2 Press and hold the button 3 Power up the device by connecting it to USB 4 Device now must be in boot loader mode indicated by the LED light sequence a RED on GREEN off b RED off GREEN on c RED off GREEN off Button can now be released The device will stay in boot loader mode until it is power cycled All boot loaders implement the standard protocol XMODEM with CRC16 for firmware update User is free to use his favorite terminal client HyperTerminal minicom etc to upload the firmware images taken from our website The serial port settings for the AVR ISP500 ISO boot loader are 9600 baud sec 8 data bits no parity 1 stop bit The AVR ISP500 TINY MASS NANO boot loaders implement a USB virtual serial port that is baudrate agnostic As an alternative we provide a simple Windows GUI application for users who don t want to or cannot use terminal software After the firmware image is upl
12. ror code 2 flashes End of error code LEDO CAVEAT RC calibration in autonomous mode is not supported The reason is that the programmer has no way to distinguish RC value writes to FLASH from normal data ones TIP Sometimes AvrStudio will issue FUSE LOCK reads when the corresponding tabs are selected This however will be recorded by the programmer if it is in command logging state So for best results it is recommended to issue all commands in a predefined order This is achieved by the Auto feature of AvrStudio Programming Dialog After setting the FLASH and EEPROM files FUSE and LOCK settings and selecting the target AVR device switch to the Auto tab of the programming dialog S1K500 in ISP mode with m IM Erase Device Iv Check signature Iv Program FLASH Iv Verify FLASH I Read FLASH IV Program EEPROM Iv Verify EEPROM IV Read EEPROM I White osc cal byte I7 Program fuses IV Verify fuses IC Read fuses I Program lock bits P Log to file Iv Verify lock bits Overwrite IX Read lock bits C Append Browse IV Enable fuse wamings Getting revisions HW 0x02 SW Major x02 SW Minor IxOa OK Select the operations that should be performed and hold the programmer button for 5 seconds to activate command logging Then hit the Start button to initiate a programming operation After Auto operation finishes successfully turn off command logging Page 13 TIP If target signa
13. rved Olimex logo and combinations thereof are registered trademarks of Olimex Ltd Other terms and product names may be trademarks of others The information in this document is provided in connection with Olimex products No license express or implied or otherwise to any intellectual property right is granted by this document or in connection with the sale of Olimex products Neither the whole nor any part of the information contained in or the product described in this document may be adapted or reproduced in any material from except with the prior written permission of the copyright holder 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 OLIMEX in good faith However all warranties implied or expressed including but not limited to implied warranties of merchantability or fitness for purpose are excluded This document is intended only to assist the reader in the use of the product OLIMEX Ltd 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 Page 21
14. ture must be verified during autonomous operation READ SIGNATURE command must be issued while in command logging state Page 14 CLOCK OUTPUT Pin 3 of the ICSP10 connector is normally left unconnected by other ISP programmers Not ours In normal programmer state this pin is tri stated During programming operation however this pin is made output and a square wave clock is generated Clock frequency can be adjusted with the AvrStudio Programmer Dialog STKS00 in ISP mode with Main Program Fuses LockBits Advanced HW Settings Hw Info Auto r Voltages VTarget ARef AREF 1 614 4kHz t 7 614400 Upgrade P 0x01 N 0x05 OK After programming operation finishes this pin is again tri stated in order not to interfere with the target circuit This clock output can be really helpful when target AVR is accidentally programmed with External Clock FUSE option To resurrect it just wire ICSP10 pin 3 to XTAL1 pin of the target AVR chip and initiate a programming session to fix the FUSE values CAVEAT If an error occurs in standalone mode the Leave Programming Mode command will not be executed so the external clock output will stay active Due to the AVR ISP500 hardware implementation this can cause target VCC to be incorrectly read as Vtarget 5V TIP If clock output is needed when target is not being programmed then the following steps must be followed Make sure that programme
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