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MAN - GMM AM328 - UK - 5.10

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1. 4 DIGITAL LINES 6 AID CONVERTER aaa 6 DIP SWITCH uaar 6 WATCH DOG nari 6 SPLINTERFACE anita 6 PC BUS INTERFACE criniera pena ieri nre 8 SERIAL COMMUNICATION 8 TIMER COUNTER AND PWLM 8 MEMORY DEVICES oiran 9 CLOCK 9 TECHNICAL FEATURES xii 10 GENERAL FEATURES wsissssssssesssacsstesssasssnsisvoncdsssevencsoscossesssiesscasstnsscusdscosesssssestesssssessesssassets 10 PHYSICAL FEATURES uri 10 ELECTRIC FEATURES ricreca nre 11 INSTALLATION 12 VISUAL SIG NA LATIONS scri 12 CONNECTIONS criari 12 EXTERNAL POWER SUPPLY CONNECTOR 12 MINI MODULE CONFIGURATION 14 SERIAL COMMUNICATION SELECTION 16 CONNECTOR SIGNALS INTERFACEMENT A 18 POWER SUPPLY e 18 INTERRUPTS e 19 SUPPORT CARDS a en 20 USE WITH GMB HR84 MODUILE 20 USE WI
2. 25 i grifo ITALIAN TECHNOLOGY AJLA SION IRIBIPIROGIRAMMING Mini Module programming is performed using th Boot Loader preprogrammed in the Flash of Mini Module itself Such program allows to create a communication between Mini Module and the PC and to use it to send a hex file to code memory and or EEPROM memory area of microcontroller Boot Loader does not allow to program configuration bits and security fuses of microcontroller this can be done usigne ISP programming please refer to appendix B of this manual The portion of Flash memory taken by the Boot Loader is 2 KBytes this means that the last block of 1 KWord at the end of the memory is reserved to Boot Loader and is not available for user application any more Boot Loader communicates through PC serial port installing a specific utility that can be downloaded for free from our website www grifo com or can be found in our CD called AVRBootloaderGrifo exe This utility allows to select the serial port to use end to select the files to program memories of Mini Module For some applications use of an ISP programmer may be the only chance Please refer to appendix B for more information about ISP programming Combo box called Com Port allows to select the serial port to use for communication with Mini Module Checking the ckeck box Application Code the file whose name is written in the text box on the right wi
3. 64 ms FIGURE B 12 CPU CONFIGURATION USING AVR STUDIO AVRISP Pia Program Fuses LockBits Advanced Board Auto v Erase Device M Check signature Program FLASH M Verify FLASH Read FLASH Program EEPROM Verify EEPROM Read EEPROM Write osc cal byte v Program fuses Verify fuses Read fuses 7 Program lock bits Verify lock bits Logtofile Read lock bits i z 9 Browse Setting device parameters serial programming mode Entering programming mode OK Reading fuses OxFF O CF3F Leaving programming x FIGURE B 13 AVR ISP CONFIGURATION USING AVR STUDIO y Page B 10 GMM 328 Rel 5 10 Fi JD ADD USING PROG E1 Pony Prog is a software that allows to program GMM AM328 on a GMM TST 2 simply connecting PC serial portto connector CN6 Version 2 06c supports Atmel ATmega328 you may download it from www lancos com and install it following the instructions on screen E2 Connect CN6 of GMM TST 2 to PC serial port configure GMM TST 2 to program through Pony Prog and supply it please refer to GMM TST 2 manual E3 Run Pony Prog and perform calibration through menu Setp Calibration E4 Select communication library SI Prog API through menu Setup Communication setup ES Select AVR micro and ATmega328
4. Q gt Q N 1 2 3 4 5 6 7 8 5 6 1 6 7 8 0 4 0 i O MJ Title GMM 2 D S 111003 SONE Note grifoe FIGURE 1 TST 2 ELECTRIC DIAGRAM 1 or 3 GMM AM328 Rel 5 10 4 ITALIAN TECHNOLOGY FIGURE 2 GMM TST 2 ELECTRIC DIAGRAM 2 OF 3 2 6 Gm 328 5 10 Fi Q G Q N e Title GMM TST 2 D S 111003 Date 17 11 2002 Note grifoe FIGURE C 3 GMM TST 2 ELECTRIC DIAGRAM 3 or 3 GMM AM328 Rel 5 10 G Page 3 grifo ITALIAN TECHNOLOGY Page C 4 e GMM 28 Rel 5 10 ITALIAN TECHNOLOGY grifo APPENDIX D ALPHABETICAL INDEX SYMBOLS VDC POW 13 18 A A D CONVERSION TIME 10 A D CONVERTER 6 10 13 18 A D RESOLUTION 10 ANALOG COMPARATOR 13 18 AVR ISP B 7 AVRBOOTLOADERGRIFO 26 B BASCOM AVR 28 32 BIBLIOGRAPHY 36 BROWN OUT 11 CARD VERSION 3 CLOCK 9 CLOCK FREQUENCY 10 COUNTERS MAXIMUM FREQUENCY 10 CURRENT CONSUMPTION 11 CURRENT LOOP 8 D DIGITALI O 6 10 13 DIPSWITCH 6 10 16 DLI 34 DSWI 16 E EEPROM 9 10 EPROM 9 F FLASH 9 10 G GMB HR84 20 GMM TST 2 22 1 C 1 GMM AM328 Rel 5 10 ii Page D 1 grito I PCBUS 8 11
5. Programmable Watch Dog from 16 ms up to 2 s 23 digital I O lines available on connector Paged 6 28 5 10 Fi Hardware serial line with Baud Rate up to 115200 Baud RS 232 buffered or at TTL level PC BUS serial interface SPI interface Reset circuitery 4 ways configuration dip switch Software I O managed status LED Internal FLASH and EEPROM can be managed through In System Programming or when the module is already mounted by using ISP programming Freeware software for PC that supports the ISP programmation to dowload the generated code inside on board FLASH Wide range of development tools as C compiler ImageCraft ICC AVR DDS Micro C BASIC compiler BASCOM AVR etc Long list of demo programs and use examples supplied under source form duly remarked for the available development tools Here follows a description of the board s functional blocks with an indication of the operations performed by each one To easily locate such section on verify their connections please refer to figure 2 GMM 28 Rel 5 10 Page 5 i grifo ITALIAN TECHNOLOGY DIGITAL LINES The Mini Module GMM AM328 is provided with 23 TTL digital I O lines of the microprocessor Atmel ATmega328 that are all the signals of Ports PB PD and from PCO to PC6 These lines are connected directly to 28 pi
6. USOJuDE A Od OLI LA ISM 7 LE SIMONA SHOIAHO TVIHHS SONOONAS doo 8 SU ccr SU TET SU TV RAS SUOSNAS SAV 1451 DIM LATHS SARIOWAN 145 FIGURE 22 POSSIBLE CONNECTIONS DIAGRAM Page 35 e GMM 328 5 10 i gifo ITALIAN TECHNOLOGY BIBLIOGRAPHY In this chapter there is a complete list of technical books where the user can find all the necessary documentations on the components mounted on GMM AM328 Manual MAXIM New Releases Data Book Volume IV Manual MAXIM New Releases Data Book Volume V Manual NATIONAL SEMICONDUCTOR Linear Databook Volume 1 For further information and upgrades please refer to specific internet web pages of the manufacturing companies Page 36 GMM AM328 Rel 5 10 abaco e bus grifo ITALIAN TECHNOLOGY 1417704 IPA 0 i MOV LIOA 3111813284 jndu Sojeue 01 JO SMOI 7 USOJUDEIN 40 94H YOLSISNVUL AVIAN 140 80 10 140 10 03 PIMP ISHAV doo ju244n SAINT I TLL TV LIDIG SI S amp P SU SU dSI ODIN doo TI SW 875 0 LLL 296 19pu 10399UUO 1105 9914 Boughuog oe
7. Fi APPENDIX Bs ISP PROGRAMMING WITH GMM TST In this appendix the user can find specific instructions to program Mini Module GMM AM328 installed on a GMM TST 2 using an external ISP programmer This method to program Mini Module on board Flash and EEPROM can be considered and alternative to the one explained in section B of chapater How to start of manual Content of other sections in above mentioned chapter are still valid anyway ISP programming allows also to change the value of configuration bits and security fuses in addition to the programming of whole Flash and EEPROM content The Boot Loader does not allow to program the whole content of Flash because the Boot Loader itself resides in a Flash area which becomes protected Also configuration bits that enable the Boot Loader itself and security fuses are out of the range programmable by the Boot Loader and must be programmed in ISP mode If you think it is more convenient to use a Boot Loader on RS 232 serial line refer to above mentioned chapter For more information on how to connect a PC serial port to GMM TST 2 or even to Mini Module as stand alone to test the program refer to section A of chapter How to start of manual For further information on how to develop and debug the firmware refer to section C of chapter How to start of manual Programmers that can be used with GMM TST 2 are grifo MP AVR 51 grifo UEP 49 Equinox EPSILON5 ATMEL
8. IPA 10 DEA ZIFL 5 WIMOd 91 e dsig CIT FIGURE 23 POSSIBLE CONNECTIONS DIAGRAM OF GMM TST 2 anp GMM AM328 Page 37 e GMM 28 Rel 5 10 grifo ITALIAN TECHNOLOGY Page 36 e GMM 28 Rel 5 10 ITALIAN TECHNOLOGY grito aC APPENDIX DATA SHEET grifo provides a completely free technical documentation service to make available data sheets of on board components through its web site In this chapter the user found the complete and ready to use links and URLs to these information together with the first pages of the same documents To use our technical documentation service just connect to our site www grifo com and click its icon ATmega328 Link Home Technical documentation Service ATMEL Data Sheet ATmega328 URL http www grifo com PRESS DOC Atmel A Tmega328 pdf m LL LAC CGLlGGOGL AA Features High Performance Low Power 8 Bit Microcontroller Advanced RISC Architecture 131 Powerful Instructions Most Single Clock Cycle Execution 32x8 General Purpose Working Registers Fully Static Operation Up to 20 MIPS Throughput at 20 MHz On chip 2 cycle Multiplier High Endurance Non volatile Memory Segments 4 8 16 32K Bytes of In System Self Programmable Flash program memory 256 512 512 1K Bytes EEPROM 512 1K 1K 2K Bytes Internal SRAM Write Erase Cycles 10 000 Flash 100 000 EEPROM
9. RE Spi w 5 g gt FIGURE 13 RS 232 SERIAL CONNECTION BETWEEN 328 AND PC A2 Keep ready for running a terminal emulator on PC configure it to use the serial port where Mini Module is connected with 19200 baud 8 data bits 1 stop bit no parity If you are using BASCOM A VR you may simply open the terminal emulator in its IDE py Page 24 28 5 10 ITALIAN TECHNOLOGY gr ifo A3 Supply GMM TST 2 or GMB HR84 LED of Mini Module should start blinking about twice per second grifo x E ITALIAN TECHNOLOGY VU F E ur a BE Atmel T89C51cc03 051 Code Atmel TE9C51cc01 8051 Code a Gallus Tascsiceo2 8051 Code Atmel T89C5115 9 8051 Code Microchip 16 876 PIC 14 Code P89LPC332 8051 Code Atmel T89C51AC2 8051 Code E AVR Code OO ENN la J EN EE Mau Block je ta ET pod egrifo egrifo ITALIAN TECHNOLOGY WALIAN TECHNOLOGY FIGURE 14 EXAMPLES TABLE GMM AM328 Rel 5 10 4
10. 39 4 3 661 Remove Selected File s http v fo it Dptions Realizze Manual Sort Browser Window di FREE Close Save As nbhri6s c FIGURE 20 COMPILATION WITH ICC AVR py Page 30 328 Rel 5 10 Fi C4 Program the compiled file into FLASH memory of GMM AM328 repeting the steps of point B ID APPLICATION D1 Close the Boot Loader PC utility When during execution of the steps above described a problem or a malfunction is found we suggest to read and repeat again all the steps carefully and if malfunction persists please contact directly grifo technician Instead when execution of all the steps above described is right the user has realized his first application program that coincides with demo of GMM AM328 At this point it is possible to modify the source of the demo s program according to application requirements and test the obtained program with the steps above listed successive to B and C in cyclic mode until the developed application program is completely well running When this focus is reached the developmnet PC can be eliminated Remember to reconfigure USART of Mini Module if required GMM 28 Rel 5 10 Page 31 i grifo _ ITALIAN TECHNOLOGY SOFTWARE DESCRIPTION A wide selection of software development tools can be obtained allowing use of the module as a system for its own
11. Active Mode 0 2 mA Power down Mode 0 1 pA Power save Mode 0 75 pA Including 32 kHz RTC ATMEL GMM AM328 Rel 5 10 G 8 bit Microcontroller with 4 8 16 32K Bytes In System Programmable Flash ATmega48A ATmega48PA ATmega88A ATmega88PA ATmega168A ATmega168PA ATmega328 ATmega328P Rev 8271 06 10 Page A 1 Eee grifo ITALIAN TECHNOLOGY as AT MEGA48A 48PA 88A 88P A 168A 168PA 328 328 1 Pin Configurations Figure 1 1 32TOFP Top View zee 28 EESEREEE 5868 5555 PHRA RRR PCINTIGOCIRINTI 012211 O C12 23 CIS n 20 10 PONTS XTAL UTOSCI PRE 3 18 C10 DAL tT OUT 5859 9 8833 B SEE D 28 MLF Top View 55555454 HE 313471 f RRESARK POINT IGOCIRANT 1 POI ae 2 POINTZOXCHITO PD4 2 1 1 19 18 PCINTENTALUTOSC1 147 PCNTIXTALZIOSC POT 16 MEL OSAT POS CT 7 yt ss d 15 ione UUUUUUU 57758858 NOTE pad shovid te soldered to ground 2 2 THEE 5801285 344434 z 5 amp Table 1 1 8271C AVR 08 10 Page A 2 Pinout ATmega48A 48PA 88A 88PA 168A 168P
12. Data retention 20 years at 85 C 100 years at 25 C Optional Boot Code Section with Independent Lock Bits In System Programming by On chip Boot Program True Read While Write Operation Programming Lock for Software Security Peripheral Features Two 8 bit Timer Counters with Separate Prescaler and Compare Mode One 16 bit Timer Counter with Separate Prescaler Compare Mode and Capture Mode Real Time Counter with Separate Oscillator Six PWM Channols 8 channel 10 bit ADC in TOFP and QFN MLF package Temperature Measurement 6 channel 10 bit ADC in PDIP Package Temperature Measurement Programmable Serial USART Master Slave SPI Serial Interface Byte oriented 2 wire Serial Interface Philips compatible Programmable Watchdog Timer with Separate On chip Oscillator On chip Analog Comparator Interrupt and Wake up on Pin Change Special Microcontroller Features Power on Reset and Programmable Brown out Detection Internal Calibrated Oscillator External and Internal Interrupt Sources Six Sleep Modes Idle ADC Noise Reduction Power save Power down Standby and Extended Standby VO and Packages 23 Programmable VO Lines 28 pin PDIP 32 lead 28 pad QFN MLF and 32 pad QFN MLF Operating Voltage 1 8 5 5V Temperature Range 40 C to 85 C Speed Grade 0 4 MHz 1 8 5 5V 0 10 MHz 2 7 5 5 V 0 20 MHz 4 5 5 5V Power Consumption at 1 MHz 1 8V 25 C
13. not connected The serial connection cable with development is CCR 9 9 E or in other words an extension cable provided of D9 Female and D9 Male connectors y Page 22 28 Rel 5 10 i ITALIAN TECHNOLOGY P Qrifo FIGURE 12 Puoro or GMM TST 2 GMM AM328 CONNECTED TO AVR ISP GMM 28 Rel 5 10 Page 23 i grifo ITALIAN TECHNOLOGY HOW TO START One of the most intrersting features is the possibility to program the content of microcontroller on board FLASH and EEPROM using specific tools manufactured by grifo and Atmel Across this chapter we presume that you have GMM TST 2 ora GMB HR84 where to install GMM AM328 For further information please refer the specific manual of GMB HR84 GMM AM328 A SERIAL CONNECTION IBIET WIRIEN AM328 ANID IPC A1 To make the serial connection between GMM 28 and a PC the structure described on figure 13 should be built The program delivered to the customer in the Mini Module performs the blink of the on board LED without using the serial interface Demo program uses widly such interface it also provides a section dedicated to it So it is a good idea to make the serial connection as first thing DB25F DB9F 3 RxD RS232 TTL set as RS232 2 3 TX 4 TxD RS232 TTL set as RS232 CN1 GMM AM328
14. 10 Fi JD JP OG UA G USING ATMIBILAVIRISI D1 Control program of AVR ISP is AVR STUDIO version 4 or greater Latest version can be downloaded from Atmel website www atmel com You may download it and install it following the instructions on screen D2 Configure AVR ISP to use the 10 ways flat cable and connect it to connector CN7 of GMM TST 2 connect AVR ISP to PC serial port please refer to instructions at points A2 and A3 configure GMM TST 2 to program through AVR ISP and supply it please refer to GMM TST 2 manual D3 Run AVR STUDIO AVR ISP control program can be run by pressing the button with AVR chip as icon D4 Select as CPU ATmega328 like in figure B 11 D5 Load the file previously saved on point A3 by pressing the button Load D6 Configure CPU as indicated in images of figure B 12 D7 Configure the programmer to check signature erase device and reprogram with verify Flash memory and configuration bits like indicated in figure B 13 D8 Perform the programming sequence by pressing button Start indicated in figure B 13 Page B 9 GMM 28 Rel 5 10 grifo ITALIAN TECHNOLOGY Erase Device FIGURE B 11 CPU SELECTION USING AVR STUDIO Preserve EEPROM memor through the Chip Erase cucle 0 Lot Flash section size 128 words Boot start address 0F 80 BOOTS M Ext Crystal Fiesanator High Freg Start up time
15. 13 18 ICCAVR 30 32 IMPEDANCE ANALOG SIGNALS GENERATORS 11 INTO 19 INTI 19 INTERRUPT 10 19 L LED 10 12 34 M MPAVR 51 B 3 MSI 01 8 O OCM 18 POWER ON TIME 10 POWER SUPPLY 18 POWER SUPPLY 11 R RELATIVE HUMIDITY 10 RESET 10 RS 232 8 10 13 14 16 18 RS 422 8 RS 485 8 5 SIZE 10 SPI 6 13 18 SRAM 9 10 T TEMPERATURE RANGE 10 TIMER COUNTER 8 10 13 18 TIL 8 13 14 16 18 U UEP 49 B 1 B 3 Page D 2 ITALIAN TECHNOLOGY GMM AM328 Rel 5 10 Fi W WATCH DOG 6 10 WEIGHT 10 Page D 3 GMM AM328 Rel 5 10 grifo ITALIAN TECHNOLOGY Page D 4 e GMM 28 Rel 5 10
16. A 328 328P 28 PDIP IPCINTY4 RESET POS C PCINTIGRXD POOL PINTYT TXO POs 9 PCINTIBINTO POR POINT PC VPCINT PCO ADCOPCINT 8 204 p vec d GND PCINTRXTA UTORC1 IPCINTT XTALZ TOSC2 C PCINTZTOCONT FOSC 1PCNTZDDCODAAINOI POS C PPOINTZVNN POT PO C acc PRE ISCK PCINTS 8 2 8 8 8 8 5 POS ADCS SCUPONT 3 ADCA SDAPCINT 12 3 C3 CAOCEMPGNNT 11 PC2 ADCAPOINT10 PC1 ADCTPONTS POD AREF ME PSS SCK PONTS MSOTOGNT MOR OCZAPONTS Pez PS OCTATONT 1 ADCT PCINTE PCI ADOGPCINTS AD GND AREF AD J 7 P POS 32 MLF View es Ses 28 EE 55550206 5565058888 A 2 289312288 ges e lt 858005688 PCI C 1 Q 24 ADCWFCINTW MCINTIBNCRTO POS cio POO ADCOPCINTE CNDD3 i 2 GND 21 AREF 06 20 1 9 PRI SCKPCINTI PCINTEXTALATOSC PBSC PCINTTATALLITOSCZ PET 4 UUUUUUUU 34334333 NOTE Bottom pad sosti STATE E t R ECERS 1332414 DE ez e 5 32UFBGA Pinout ATmega48A 48PA 88A 88PA 168A 168PA GMM 28 Rel 5 10
17. AVR ISP PonyProg Information here reported are completed with direct connection diagrams at page B 3 and B 5 that allow the user to build an ISP support hardware or to embed ISP support in user application COMIMION IPIROGIRAMIMUBIKS A1 Programming of Mini Module on a GMM TST 2 board is performed through a specific connector of the card and if required an interface adapter between the programmer and the connector itself The two grifo programmers that can be interfaced with GMM TST 2 that is UEP 49 and MP AVR 51 use a specific interface for each one of them whose diagram is shown in figures B 1 and B 2 On the left side of the figures there is the list of GMM TST 2 connector s ways that must be connected to corresponding pins on programmer s connector indicated by the arrow Programmers AVR ISP and Equinox EPSILONS do not require any specific interface GMM AM328 Rel 5 10 G Page B 1 i grifo ITALIAN TECHNOLOGY A2 Insert GMM AM328 in one of the 40 ways socket of GMM TST 2 aligned to the bottom as indicated by serigraph and shown in figure 12 of manual A3 Locate on grifo CD and save to a comfortable position on the hard disk of the PC the file called d_am08u1 hex following the path English Example Tables Mini Module and Mini Block examples GMM AM328 please refer to figure 14 of manual Next sections descri
18. PROGRAMMING USING ATMEL AVR ISP B 7 PROGRAMMING USING PONY PROG B 9 APPENDIX C GMM TST 2 ELECTRIC DIAGRAM C 1 APPENDIX D ALPHABETICAL INDENM D 1 GMM 28 Rel 5 10 Page II ITALIAN TECHNOLOGY gr ifo FIGURES INDEX FIGURE 1 LOCATION OF REVISION NUMBER 3 FIGURE 2 BLOCK DIAGRAM 52005 dootosscssscsoseoes ovasssbessesseseosesss tea 7 FIGURE 3 PHOTO or GMM AM32328 8 9 FIGURE E 12 FIGURE 5 SOCKET WITH MINI MODULE SIGNALS 13 FIGURE 6 DSW1 4 WAYS DIP SWITCH TABLE 14 FIGURE 7 COMPONENTS COMPONENTS SIDE 15 FIGURE 8 LED Dip SWITCH ETC LOCATION ses ceo Sc YER ku eH eate Fo r centes 15 FIGURE 9 EXAMPLE OF RS 2
19. by using this pair of cards GMB HR84 allows easily to to supply the Mini Module through on board power supply to have eight TTL I O signals of microprocessor ports optocoupled NPN and PNP at the same time and visualized through green LEDs I O signals are multiplexed with timer inputs so developed functions like counters are immediatly available to have four TTL I O signals of microprocessor ports on bufferd relays driving and visualized through red LEDs to connect on BUS and 5 Vdc power supply on a dedicated connector to connect immediatly communication serial line through a comfortable 9 ways DB9 connector to buffer easily TTL USART signals from microprocessor in RS 422 RS 485 or current loop to connect PWM signal through a comfortable standard AMP connector The serial connection cable with development PC is the CCR 9 9 R or in other words reversed extension cable provided of D9 Female and D9 Male connectors e Page 20 GMM 28 Rel 5 10 Fi grifo ITALIAN TECHNOLOGY i RI SS nnt t FIGURE 11 IMAGE or GMB HR 84 anb GMM AM328 WITH AND WITHOUT CONTAINER GMM AM328 Rel 5 10 G Page 21 i Y grifo ITALIAN TECHNOLOGY USE WITH GMM TST2 MODULE Amongst grifo cards GMM TST2 is the one designed specifically to provide a first entry point to 28 and 40 pins Mini Modules with suitable evaluation pur
20. component using the menu Device options View Edit options and security The component must be configured as indicated in figure B 8 that is the configuration required to make the demo program am328ul hex work Quartz and start up time options must be configured like in the figure Other settings are not important Of course the user can perform any other configuration required by his her application B7 Configure the programmer using the menu Device options Operating options Programmer must be configured as indicated in figure B 9 B8 Start the programming operation pressing the Program button B9 During the programming operation a progress bar advances until the operation is completed Eventual errors are promptly indicated Brown out BODEN 0 Brown out detection enabled BODLEVEL 1 Set brown out detect trigger level at 2N Boot reset vector BOOTRST 0 Boot reset vector enabled 00152 00 Boot reset vector at COOh boot size 1024 words Clock option and start up time CKSEL 1111 SUT 11 Ext crystal resonator osc 3 0 MHz 8 MHz start up time 64 ms Calibration bytes FIGURE B 8 COMPONENT CONFIGURATION USING PG4UW Opzioni operative cancellazione prima di programmare Disabilita Verifica dopo lettura Abilita v Verifica Una volta Opzioni verifica Non supportato Parametri alimentazione 5 Target STI C Abilita alimentazione del sistema targ
21. featuring the same communication standard to expand locally the potentialities of Mini Module For this Mini Module arich serie of demo programs that explain how to use A D and D A converters memories temperature sensors etc by a complete and well commented code is available Remarkable is the possibility to connect the grifo QTP operator panels serie through BUS are capable to manage alphanumeric and graphic display and several models of keyboards according to the model selected Mini Modules support cards manufactured by grifo like GMB HR84 are provided also with a connector dedicated to BUS to easy the field connections SERIAL COMMUNICATION On GMM AM328 there is always availability of one hardware serial line that is completely software configurable for physical protocol baud rate stop bits number lenght of character etc by simply programming some microprocessor registers as described in the manufacturer documentation or in the appendix of this manual The serial lines are connected to CN1 connector at TTL or RS 232 level thanks to some on board dip switches configuration so when the card must be connected in a network or at long distance or with other systems that use different electric protocol the user must provide external drivers RS 232 RS 422 RS 485 Current loop etc Please remember that on connector more than standard receive and transmit signals are available also other I O signals
22. mechanic electric magnetic etc ones To be on good terms with the products is necessary guarantee legibility and conservation of the manual also for future references In case of deterioration or more easily for technical updates consult the AUTHORIZED TECHNICAL ASSISTANCE directly GMM AM328 Rel 5 10 G Page 1 i grifo ITALIAN TECHNOLOGY To prevent problems during card utilization it is a good practice to read carefully all the informations of this manual After this reading the user can use the general index and the alphabetical index respectly at the begining and at the end of the manual to find information in a faster and more easy way GMM 328 Rel 5 10 e Page 2 Fi CARD VERSION This handbook make reference to card GMM AM328 with printed circuit version 110903 The validity of the information contained in this manual is subordinated to the printed circuit revision number and so the user must always check the correspondance The printed circuit revision number is always printed in several positions of the circuit and following figure shows the easiest to access PRINTED CIRCUIT REVISION NUMBER FIGURE 1 LOCATION OF REVISION NUMBER Page 3 GMM 28 5 10 i ITALIAN TECHNOLOGY INFORMATION GMM AM328 grifo Mini Module ATMEL ATmega328 is a module based on microcontroller Atmel ATmega328 a powerful
23. of Timer 1 A and and Timer 2 compare units ICP I Input capture pin of Timer 1 SDA Data signal of two wires serial synchronous interface BUS SCL I Clock signal of two wires serial synchronous interface BUS SCK I Clock signal of SPI serial synchronous interface MOSI I Data input signal of SPI serial synchronous interface MISO I Data output signal of SPI serial synchronous interface SS I Slave Select signal of SPI serial synchronous interface Vref I A D converter reference voltage N No connection GMM AM328 Rel 5 10 4 Page 13 i Y grifo ITALIAN TECHNOLOGY MINI MODULE CONFIGURATION On GMM AM328 module there is a 4 ways dip switch that defines some configurations of the card In the following figure is reported their list their position and their functions in all the available connection modes The asterisk denotes the default connection or on the other hand the connection set up at the end of testing phase that is the configuration the user receives To recognize the configuration elements location please refer to figure 8 For further information about serial communication lines please refer to paragraph SERIAL COMMUNICATION SELECTION Connects signal RxD RS232 TTL PDO of socket CN1 to on board RS 232 driver Used in conjunction with switch 3 Does not connect signal RxD RS232 TTL PDO of
24. that can be driven by software these signals can be used to define the RS 485 line direction to enable the RS 422 transmit drive or to generate an RS 232 handshake For example it can be used the MSI 01 module that converts a TTL serial line in any other electric standards in a pratical and inexpensive way Please read SERIAL COMMUNICATION SELECTION paragraph of this manual or contact directly grifo technician for further explanation or any other necessary information TIMER COUNTER AND PWM Microcontroller is provided with three Timer Counter two featuring eight bits one featuring sixteen bits capable to count clock pulses through a programmable prescaler level transictions on specific pins and to generate interrupts They can also be used in PWM mode to generatesignals of variable duty cycle and frequency set by software with eight or sixteen bits of resolution Typical applications of these signals are motor velocity control in fact several motor control cards are provided with compatible inputs Another application is analog signals generation by simply adding an integrator Page 8 328 5 10 Fi MEMORY DEVICES The card is provided of 9 5K of memory divided with a maximum of 32KBytes FLASH EPROM 2KBytes of internal SRAM and 1K Bytes EEPROM The memory configuration must be chosen considering the application to realize or the specific requirements of the user Thanks to on board EEPROM there i
25. 32 SERIAL CONNECTION 17 FIGURE 10 EXAMPLE OF TTL SERIAL CONNECTION 17 FIGURE 11 IMAGE OF GMB 84 AM328 WITH AND WITHOUT CONTAINER 21 FIGURE 12 Puoro or GMM TST 2 AM328 CONNECTED TO AVR ISP 23 FIGURE 13 RS 232 SERIAL CONNECTION BETWEEN AM328 AND 24 FIGURE 14 EXAMPLES TABLE ese es aaa uu soa roses een oc sepe eon Pro pe eR aevo YES e ERN E eU UR ERE ERR Reo Oe SEE ERR 25 FIGURE 15 BOOT LOADER UTILITY u ose ca cavo u eee reae IEEE UNA 27 FIGURE 16 LOADING A SOURCE FILE WITH BASCOM AVR 28 FIGURE 17 CONFIGURATION OF COMPILER BASCOM AVR 29 FIGURE 18 COMPILATION WITH BASCOM AVR 29 FIGURE 19 LOADING PROJECT FILE WITH ICC AVR 30 FIGURE 20 COMPILATION WITH ICC AVR 30 FIGURE 21 view GMM AM328 33 FIGURE 22 POS
26. FIGURATION USING AVR STUDpIoO B 10 FIGURE B 14 LOGO OF PONY PRo c B 11 FIGURE B 15 CPU SELECTION WITH PONY PROG B 12 FIGURE B 16 CPU CONFIGURATION WITH PONY PROG B 12 FIGURE B 17 PROGRAMMING USING PONY PRoc v B 12 FIGURE C 1 GMM TST 2 ELECTRIC DIAGRAM 1 OF 3 C 1 FIGURE C 2 GMM TST 2 ELECTRIC DIAGRAM 2 3 C 2 FIGURE C 3 GMM TST 2 ELECTRIC DIAGRAM 3 3 C 3 GMM 328 Rel 5 10 G Page I grifo ITALIAN TECHNOLOGY Page IV e GMM 28 Rel 5 10 Fi INTRODUCTION The use of these devices has turned IN EXCLUSIVE WAY to specialized personnel This device is not a safe component as defined in directive 98 37 CE Pins of Mini Module are not provided with any kind of ESD protection They are connected directly to their respective pins of microcontroller Mini Module is affected by electrostatic discharges Personnel who handles Mini Modules is invit
27. GMM AM328 grifo Mini Modulo AT mega 328 NICAL MANU AIL Via dell Artigiano 8 6 40016 San Giorgio di Piano rifo Bologna ITALY ITALIAN TECHNOLOGY E mail grifo grifo it Eo http www grifo it http www grifo com Tel 39 051 892 052 a r FAX 39 051 893 661 GMM AM328 Rel 5 10 Edition 25 June 2011 toc GPC grifo are trade marks of grifo TECHNICAL MANUAIL Standard container with 28 pins male socket DIL 100 mils pitch 600 mils width very small dimension 20 7 x 38 7 x 12 8 mm single power supply required from 3 0 Vdc to 5 0 Vdc the current consumption may vary according to module connections availability of Idle Mode and Power Down Mode Atmel ATmega 328 microcontroller AVR RISC with 7 3728 Mhz crystal 32KBytes FLASH for code up to 1K Bytes FLASH for optional Boot Loader 1KBytes EEPROM 2K Bytes SRAM for data 8 A D converter channels with 10 bits resolution 18 interrupt sources 3 Timers Counters up to 16 bits compare capture PWM etc programmable Watch Dog from 16 ms up to 2 s 23 digital I O lines available on connector hardware serial line with Baud Rate up to 115200 Baud RS 232 buffered or at TTL level BUS serial interface SPI interface Reset circuitery 4 ways configuration dip switch software managed status LED internal FLASH and EEPROM can be managed through In System Programming or when the module is already mounted by using ISP pr
28. SIBLE CONNECTIONS DIAGRAM 35 FIGURE 23 POSSIBLE CONNECTIONS DIAGRAM OF GMM TST 2 AND 28 37 FIGURE B 1 DIAGRAM OF INTERFACE BETWEEN GMM TST 2 AND AVR 351 B 2 FIGURE B 2 DIAGRAM OF INTERFACE BETWEEN GMM TST 2 AND UEP 49 B 2 FIGURE B 3 DIRECT CONNECTION BETWEEN AM328 AND SEP 40 B 3 FIGURE B 4 DIRECT CONNECTION BETWEEN AM328 AND UEP 49 B 3 FIGURE B 5 COMPONENT SELECTION USING PG4UW B 4 FIGURE B 6 DIRECT CONNECTION BETWEEN AM328 AND EPSILONS or AVR ISP B 5 FIGURE B 7 DIRECT CONNECTION BETWEEN AM328 AND MP AVR 51 B 5 FIGURE B 8 COMPONENT CONFIGURATION USING PG4U W B 6 FIGURE B 9 PROGRAMMER CONFIGURATION USING PG4U W B 6 FIGURE B 10 PROJECT CONFIGURATION USING EQTOOLS B 8 FIGURE B 11 CPU SELECTION USING AVR STupio B 10 FIGURE B 12 CPU CONFIGURATION USING AVR STUpIo B 10 FIGURE B 13 AVR ISP CON
29. TABLE The main function of LED is to inform the user about card status with a simple visual indication and in addition to this LED makes easier the debug and test operations of the complete system To recognize the LED location on the card please refer to figure 8 while for further information please refer to paragraph ACTIVITY LEDS CONNECTIONS The GMM AM328 module has 1 connector that can be linkeded to other devices or directly to the field according to system requirements In this paragraph there are connector pin out a short signals description including the signals direction and connectors location see figure 8 that simplify and speed the installation phase Some additional figures shows the pins functionalities and some of the most frequently used connections EXTERNAL POWER SUPPLY CONNECTOR CNI is a 28 pins male dual in line socket connector with 100 mils pitch and 600 mils width On CNI are available all the interfacement signals of the Mini Module as the power supply the lines the synchronous and asynchronous communication lines the on board peripheral devices signals the operating mode selection lines etc Some pins of this connector have multiple purposes in fact they can be multiplexed by programming some software registers with several CPU internal devices and the following figure lists all these possible functionalities So the signals available on CN1 have different types as described in the fol
30. TH GMM TST 2 MODULE 22 HOW EU START iaia 24 RICOMPILATION WITH BASCOM AVR 28 RICOMPILATION WITH ICC AVR 30 SOFTWARE DESCRIPTION 32 PERIPHERAL DEVICES SOFTWARE DESCRIPTION 34 ACTIVITY LEDS 34 CPU INTERNAL PERIPHERAL S 34 BIBLIOGRAPHY uil 36 GMM 328 5 10 G Page I i grifo n ITALIAN TECHNOLOGY APPENDIX DATA SHEET A 1 PA ITS Me A 1 APPENDIX B ISP PROGRAMMING WITH TST 2 B 1 COMMON OPERATIONS FOR ALL PROGRAMMERS B 1 PROGRAMMING USING grifo MP AVR 51 grifo UEP 49 B 3 PROGRAMMING USING EQUINOX EPSILONS B 5
31. TL By software it is possible to define physical communicatin protocol for the line setting some microcontroller internal registers The serial interface has its own group of registers for configuration and can work in total independence respect to the other peripherals Electric protocol is selected by hardware and requires the dip switches to be configured correctly as described in previous tables the user can set any configuration in autonomy following the below reported information SERIAL LINE CONFIGURED AS RS 232 default configuration 05 11 ON DSW1 2 ON DSW1 3 OFF DSW1 4 OFF SERIAL LINE CONFIGURED AS TTL DSW1 1 OFF DSW1 2 OFF DSW1 3 ON DSW1 4 ON Figures 9 and 10 show how to connect a generic external system to both serial lines of GMM AM328 Page 16 e GMM 28 Rel 5 10 Fi 3 RxD RS232 TTL set as RS232 4 TxD RS232 TTL set as 5232 External System oo gt lt 7 Q FIGURE 9 EXAMPLE OF RS 232 SERIAL CONNECTION 3 RxD RS232 TTL set as TTL 4 TxD RS232 TTL set as TTL External System CN1 GMM AM328 FiGuRE 10 EXAMPLE OF TTL SERIAL CONNECTION GMM AM328 Rel 5 10 G Page 17 i grifo ITALIAN TECHNOLOGY CONNECTOR SIGNALS INTERFACEMENT To prevent possible connecting problems between GMM AM328 and the external systems the user has to read carefully the previous paragraph informati
32. alog inputs 1 Watch Dog section 3 Programmable Timer Counters 18 interrupt sources 1 reset circuitery 1 RS 232 serial line through MAX 3222 1 four ways dip switch 1 status LED red 32 Kbyte FLASH user program up to IK byte FLASH boot loader IK Bytes EEPROM user data 2K Bytes SRAM user data Atmel ATmega328 7 3728 MHz I O clock frequency 79 ms 8 lines at 10 bit 20 us 20 7 x 38 7 x 12 8 mm 6 8g 28 pins male socket DIL 0450 C 2096 9096 without condense G GMM AM328 Rel 5 10 Fi ELECTRIC FEATURES Power supply voltage called Vdc POW from 3 0 Vdc to 5 0 Vdc Current consumption at 5 0 V 3 ma power down mode 15 ma normal working mode 18 ma highest Current consumption at 3 0 V 2 ma power down mode 9 ma normal working mode 10 ma highest Impedance analog signals generators lt 10 kQ RS 232 protection 15 kVdc BUS pull up resistor Brown out threshold 2 7 or 4 0 Vdc with hysteresis GMM 28 Rel 5 10 Page 11 grifo r n ITALIAN TECHNOLOGY INSTALLATION In this chapter there are the information for a right installation and correct use of the GMM AM328 card In detail there are the locations and functions of each connector of the user settable dip switches LEDs and so on VISUAL SIGNALATIONS GMM AM328 features the LED described in the following table FIGURE 4 LED
33. ame standards for completeness it is remarked that in a network with several devices and rather long it is better to study the connection lay out and to set properly the output stage the best operational modes and the programmable bit rate all these conditions allow communications in any condition On Mini Module signals SDA and SCL are pulled up to Vdc POW through 4 7 resistors POWER SUPPLY Mini Module can be supplied by a continuous tension in the range from 3 0 V to 5 0 Vdc called Vdc POW in this manual GMM AM328 design adopted all the circuital and componentistic options that reduce sensibility to noise and reduce consumption including the possibility to switch the microcontroller to low consumption modes In optimal situation the minimun consumption in power down mode is 2 mA soit can for example increase battery life in case of portable applications For further information please refer to paragraph ELECTRIC FEATURES y 18 6 28 Rel 5 10 Fi INTERRUPTS A remarkable feature of GMM AM328 card is the powerful interrupt management Here follows a short description of which devices can geneate interrupts and their modalities for further information about interrputs management please refer to the microprocessor data sheet or APPENDIX A of this manual Pin 19 of CNI gt Generates an interrupt INTO of microprocessor Pin 18 of gt Generates an interrupt INT1 of
34. and complete system on a chip provided with CPU internal memory both for data and for code A D converter watch dog interrupts TTL digital I O lines a hardware serial line dedicated timer counter with capture compare and PWM capability SPI interface BUS two wires interface synchronous line etc In modules s very small area some comoponents that exploit microcontrollers s performance are already mounted In addition to this component that completemicro s features are installed like the reset circuitery Possible applications of GMM AM328 Mini Modules are several We remark the employ as smart intelligent nodes with local functionalities as PID algorithms for controlling temperatures motors valves etc or as decentralized systems as robots automation of production line machines big factory automations Finally teleacquisition and telecontrol on medium and low distances home automation lights turning ON OFF heating and cooling systems control supervision of electric devices security and acces control systems Last but not least didactics GMM AM328 offers a very low cost to learn how a real AVR RISC microcontroller works and to develop typical applications for this family For this purpose it is likewise interesting the GMM TST 2 support card GMM TST 2 allows to connect immediatly a RS 232 interface to communicate to a PC and a reference voltage source for A D converter In addition it is delivered with a 4x4 matrix ke
35. bed a detailed configuration specific for each programmer CN7 ISP GMM TST 2 MP AVR 51 1 lt gt 4 2 2 3 lt gt 6 9 1 10 6 FIGURE B 1 DIAGRAM OF INTERFACE BETWEEN GMM TST 2 AND MP AVR 51 CN7 ISP GMM TST 2 UEP 49 1 lt p 6 2 lt 6 r gt gt 1 7 10 FIGURE B 2 DIAGRAM OF INTERFACE BETWEEN GMM TST 2 ANp UEP 49 2 6 GMM 328 Rel 5 10 Fi SCK 2 PDO TXD 4 PDI RXD 6 ISP of SEP 40 Female 10 pins low profile connector GND 7 CNI of AM328 28 pins DIL socket RESET 8 FIGURE B 3 DIRECT CONNECTION BETWEEN GMM AM328 AND SEP 40 Vdc OUT 5 CN1 of GMM AM328 28 pins DIL socket ISP of UEP 49 3 o 9 2 gt 2 om 2 wj F o FIGURE B 4 DIRECT CONNECTION BETWEEN 328 49 GMM AM328 5 10 G ao Page B 3 grifo T ITALIAN TECHNOLOGY IB PROGRAMMING USING ili SIE OE 29 Instructions for installing connecting to PC and using the programmer are delivered with the programmer itself The control program for all grifo programmers is called PG4UW and will be indicated by that name from now on B2 Connect the programmer to GMM TST 2 using the interface described at point B3 Insert module in socket Z1 or Z2 of GMM TST 2 using the i
36. development both in assembler and in other high level languages in this way the user can easily develop all the requested application programs in a very short time Generally all software packages available for the mounted microprocessor or for the AVR family can be used Software packages purchased from grifo are always provided with example programs that show how to use each section of the board and a complete use documentation Remarkable are BASCOM AVR It is a powerfull new integrated development environment for AVR microcontroller The toolset incorporates an editor optimising BASIC compiler assembler and HEX creator The BASIC compiler produces very tight AVR machine code by virtue of the fact it translates the BASIC source into actually run timeassembly code wich is optimised to run as fast as possible The target AVR microcontroller therefore runs true assembly code rather than tokenised code wich is found in many other BASIC compilers It is also provided with integrated simulator for source level debugging and optional external libraries to drive or simulate several external devices likebadge readers PS 2 keyboards graphic and alphanumeric displays etc ICC AVR PRO Cross compiler for C source program It is a powerfull software tool that includes editor ANSI C compiler assembler linker library management program and project manager included in an easy to use integrated development environment for Windows and other P C
37. ed to take all necessary precautions to avoid possible damages caused by electrostatic discharges The purpose of this handbook is to give the necessary information to the cognizant and sure use of the products They are the result of a continual and systematic elaboration of data and technical tests saved and validated from the manufacturer related to the inside modes of certainty and quality of the information The reported data are destined IN EXCLUSIVE WAY to specialized users that can interact with the devices in safety conditions for the persons for the machine and for the enviroment impersonating an elementary diagnostic of breakdowns and of malfunction conditions by performing simple functional verify operations in the height respect of the actual safety and health norms The informations for the installation the assemblage the dismantlement the handling the adjustment the reparation and the contingent accessories devices etc installation are destined and then executable always and in exclusive way from specialized warned and educated personnel or directly from the TECHNICAL AUTHORIZED ASSISTANCE in the height respect of the manufacturer recommendations and the actual safety and health norms The devices can t be used outside a box The user must always insert the cards in a container that rispect the actual safety normative The protection of this container is not threshold to the only atmospheric agents but specially to
38. enerated Please refer to BASCOM A VR documentation for further information py 26 28 Rel 5 10 Fi B1 Find on CD grifo and save to a comfortable position on your hard drive the demo program d_am328u1 hex It can be found starting from main page following the path English Examples tables Mini Modules and Mini Block examples GMM AM328 please refer to figure 14 You may want to remove the read only attribute B2 Connect the Mini Module to PC serial port makin the connection described at point A Close the terminal emulator B3 Indicate in combo box Com Port the serial port connected at the previous point B4 Check the check box Application Code and press the button Browse on the right then select the file previously saved at point B5 Uncheck the check box EEPROM Code if checked B6 Press the button Synch to Bootloader or the key combination Alt S on the PC then reset the Mini Module or turn off and then on its supply The file is dowloaded into the Mini Module If this does not happen and the program should indicate a No repsonse from target bootloader try to repeat the operation decreasing the time between pressure of button on the PC and reset of Mini Module If the problem persists check cable and connection B7 When operation is completed the program reports its status In case of problems check cable and connection B8 Start the terminal em
39. et Tensione 2000 6000 mv 5000 Corrente massima 0 300 m 250 Tempo di salita della tensione 10 Tempo di arrivo a regime della tensione 10000 Tempo di caduta della tensione 10 Tempo di caduta dell alimentazione us 100000 Parametri sistema target Frequenza oscillatore Hz 7372800 Tensione di alimentazione mv 5000 C Disabilita test alimentazione Ritardo dopo attivazione reset 50 ms Livello inattivo di tutti i segnali ISP Pulldown Mantenere i segnali ISP ad un livello definito dopo l operazione Parametri di programmazione Flash C EEPROM Device options Lock amp Fuses FIGURE B 9 PROGRAMMER CONFIGURATION USING PG4UW Page B6 28 Rel 5 10 Fi IPM ROGIKAMUMUING USING IEQUTINOX JEJESIULONS C1 Programming of Mini Module on GMM TST 2 board is performed through a specific connector of the card First of all programmer Equinox EPSILONS must be physically configured to connect to GMM TST 2 To perform such configuration Connect the 10 ways flat cable to connector J7 ATMEL10 of EPSILONS Connect jumper J9 of EPSILONS for further information please refer to manual of EPSILONS C2 After configuring and closing the EPSILONS its control program must be installed This program s name is EQTools and will be called this way from now on For further information about installing the program and connecting EPSILONS to the PC
40. from the specific list boxes see figure 15 Open the file am328ul hex previously saved E7 Configure the CPU to keep the EEPROM content while erasing and use an high frequency external quartz as indicated in figure B 16 E8 Configure the programmer to perform ID check erase the device and reprogram with verify FLASH and configuration bits E9 Perform the programming pressing the button indicated in figure B 17 and be sure that the message Program Succesful appears at the end of the programming phases which may last up to tenth of seconds FIGURE B 14 Loco or Pony PROG GMM AM328 Rel 5 10 G Ficure B 15 CPU SELECTION WITH SHEN CKOPT BoDLEVELT BODENT SUTI B 16 CPU CONFIGURATION WITH Pony PROG EN program cycle IN FIGURE B 17 PROGRAMMING USING Pony PROG Page B 12 GMM 328 Rel 5 10 Fi APPENDIX GMM TST2 ELECTRIC In this appendix are reported the electric diagram of GMM TST2 support card that shows the connection modes for Mini Module signals Detailed information on the board are available in the relative technical manual and the user can use them freely for example to develop his own card that use the AM328 as a macro component Matrix LCD 20x2 Keyboard DC POWER JACK
41. he user program cannot retrigger it in less than the selected intervent time Intervent time range is rather wide it is from about 16 ms to 2 s SPI INTERFACE Microcontroller ATMEL ATmega328 can be programmed In Circuit through its SPI interface but the same interface is also available to the user In fact other devices provided with the same communication interface can be interconnected to the application py Ky 28 Rel 5 10 Fi Vdc POW 5 Vdc 8 Lines 23 Lines TTL serial line RS 232 DRIVER protection 15 OUT 1 signal ANALOG COMPARATOR PWM TIMER COUNTER 20 signals Internal MUX 28 pins socket CN1 2 signals gt 82 N fi 2 E lt un 5 E Ss E pio lt A 2 E NA N 5 a 9 g lt 1 FIGURE 2 BLOCK DIAGRAM GMM AM328 5 10 tv Page 7 i grifo _ ITALIAN TECHNOLOGY BUS INTERFACE Standard pin out of 28 pins grifo Mini Module connector reserves two pins 6 and 7 to BUS interface These signals are provided with a 4 7 pull up on the Mini Module board GMM AM328 features a hardware BUS interface and is managed through microcontroller inernal registers It can work both as master or slave in transmission or reception This interface allows to connect components
42. isk of development PC C3 Compile the source file by using the selected software tools the file d_am08u1 hex must be obtained equal to those available on grifo CD and already used at points B This operation is very different according to the programming environment selected so here follow the details C3 Bascom AYR kucompulation using BASCOM AWR C3 Bascom AVR a In BASCOM ID load the program source with menu File Open Select file to open Cerca in C3 Amos e EJ amp d_am08 bas Nome 9 0 Tipo file BASCOM AVR files BAS M _ Annulla FIGURE 16 LOADING A SOURCE FILE WITH BASCOM AVR Page 28 28 Rel 5 10 Fi Bascom AVR b From menu Options Compiler Chip set the value 64 for HW Stack 32 for Soft Stack 64 for Framesize as suggesterd also in the source code and press OK Such values must be considered minimal and must be increased if required BASCOM AVR Options Compiler Communication Environment Simulator Programmer Monitor Printer Chip Output Communication 120 SPI LCD Chip 8 Z FlashROM XRAM n Select target microprocessor SRAM 1024 HW Stack 64 EEPROM 512 Soft Stack 32 waitstate Framesize 54 Extemal Access Default w x Cancel FIGURE 17 CONFIGURATION OF COMPILER BASCOM AVR C3 Bascom AVR c Compile the source file by pressing
43. ll be stored in Flash of Mini Module To choose the file press the Browse button Chek box EEPROM Code performs the same operation described above but writes to EEPROM There is also the possibility to use AVRBootloaderGrifo from DOS window commands prompt a command line or as an external tool of an IDE Option for command line are com2 com9 Number of serial port used for communication Serial ports from COMI to COMO are supported If lt FLASHProgram gt Indicates the complete pathname of the HEX file to write in microcontroller FLASH memory le lt EEPROMProgram gt Indicates the complete pathname of the HEX file to write in microcontroller EEPROM memory For example AVRBootloaderGrifo exe com2 f C Projects MotorControl Main hex opens a connection on serial port COM2 to the Boot Loader and sends the file Main hex located in folder C Projects MotorControl To integrate AVRBootloaderGrifo exe in a IDE for example the one of BASCOM AVR described at point C the user must 1 Open the window of menu Options Programmer 2 In the text box Programmer choose External Programmer 3 Click the tab Other 4 In text box Program insert the complete pathname of AVRBootloaderGrifo exe pressing Browse 5 In text box Parameters insert command line parameter for AVRBootloaderGrifo Please remaind that the string file in the above mentioned text box is automatically replaces by BASCOM AVR with the name of hex file just g
44. lowing CONNECTOR SIGNALS INTERFACEMENT paragraph and they follow grifo Mini Module standard pin out y Page 12 28 Rel 5 10 ITALIAN TECHNOLOGY sas Toavoid problems in pin counting and numbers the figure 5 shows the signals directly onthe top view of the AM328 moreover the serigraph reports the pins number on the four corner of the card both on bottom solder and top component side Vref RES PC6 RxD RS232 TTL PDO TxD RS232 TTL PD1 N C PCS ADCS SCL ADC4 SDA OC2 PB4 MISO ADC6 N C PBS SCK PC3 ADC3 GND Vdc POW ADC7 PCO ADCO ADCI PBI PBO ICP PB2 55 PD6 AINO PD7 AINI PD2 INTO PD3 INTI PD4 T0 XCK PD5 T1 PC2 ADC2 N m BW N FIGURE 5 SOCKET WITH MINI MODULE SIGNALS Signals description Vdc POW I Power supply GND Ground RxD RS232 TTL I Receive Data of RS 232 or TTL line TxD RS232 TTL O Transmit Data of RS 232 or TTL line INTn I CPU external interrupts INTO and INTI Tn I External inputs for timer 0 1 and 2 counters RES I Resetsignal of CPU 0 7 I O CPU Port I O TTL signals PC0 6 I O CPU Port I O TTL signals PD0 7 CPU Port D I O TTL signals ADC0 7 I A D converter analog inputs AINO 1 I Analog multiplexer inputs OCxy O Match
45. microprocessor CPU peripherals gt Generate an internal interrupt In detail the possible microcontroller interrupt sources are Timer Counter OCM USART analog comparator A D converter BUS SPI EEPROM etc An interrupt management section integrated in microcontroller allows to enable disable and mask so the user has the possibility to respond promptly and efficently to any external event The microcontroller has an interrupt section that let the user manage the 18 interrupt sources So theapplication program has always the possibility to react promptly to every event GMM 28 Rel 5 10 Page 19 i grifo ITALIAN TECHNOLOGY SUPPORT CARDS GMM AM328 Mini Module can be used as a macro components for some support cards either developed by the user or directly chosen from the grifo boards In the following paragraphs are reported the suggested configuration of the most interesting support cards USE WITH GMB HR84 MODULE Amongst grifo cards GMB HR84 module is the one designed specifically to provide to 28 pins Mini Modules many interesting features as 8 optocoupled inputs 4 relay outputs mechanical mounting on omega rails and a comfortable wiring through screw terminal connectors The complete description of the product is available in the relative data sheet and technical manual while in this paragraph are listed the advantages obtained
46. ns connectors with standard grifo Mini Module pin out allowing to be connected direclty to several interface cards By software it is possible to define and acquire the function and the status of these lines and also to match them to peripheral devices like Timer Counter Interrupt BUS SPI etc simply programming some CPU internal registers For further information please refer to paragraph CONNECTIONS and PERIPHERAL DEVICES SOFTWARE DESCRIPTION A D CONVERTER Mini Module GMM AM328 is provided with an eight channels A D converter multiplexed on some signals of port PC plus signals ADC6 and ADC7 not multiplexed Reference voltage can be fetched externally through a pin or internal reference generator can be used Range of signals is from 0 to Vdc POW analog signals generators must have a low impedance Conversion end can be used to trigger an interrupt if enabled Peripheral management is performed by manipulating specific microcontroller internal registers For further information please refer to Appendix A or to the comments in our examples DIP SWITCH GMM AM328 Mini Module is provided with an on board dip switch whose purpose is to switch between RS 232 or TTL serial signals In fact they decide whether RS 232 signals generated by MAX 3222E or CPU TTL USART signals reach the pins of the socket WATCH DOG Microcontroller ATmega328 is provided with an internal hardware watch dog capable to reset the CPU if t
47. nterface and the instructions described at point A2 then turn on power supply of GMM TST 2 and configure it as if a AVR ISP programmer should be used see the manual of GMM TST 2 B4 Select ATmega328 ISP as the component to program in specific menu of PG4UW as indicated in figure 5 B5 Load the file previously saved on point A4 by pressing the button Load Scelta componente Tutti Solo tipo selezionato Solo produttore scelto Produttore Adattatore ATmega8L ATmega8L TQFP32 DIL32 TGFP32 1 ZIF ATmega8L MLF32 DIL32 MLF32 1 Atmel amp TmegaSL ISP Note via ISP connector Cerca atmega l 4 trovati Annulla Informazioni FIGURE B 5 COMPONENT SELECTION USING PG4UW y Page B4 6 328 5 10 Fi 1 28 POW 2 14 GND GROUND 4 2 RESET RESET 5 12 SCK SCK 7 9 MISO MISO 9 2s aa SA om ZN AVR ISP EPSILONS Connettore scatolino 10 vie ISP FIGURE B 6 DIRECT CONNECTION BETWEEN AM328 AND EPSILONS or AVR ISP PDO TXD 1 5 Vdc 28 pins DIL socket CN1 of GMM AM328 gt in 5 x 2 lt a m lt 2 SE gt FIGURE B 7 DIRECT CONNECTION BETWEEN AM328 AND MP 51 GMM AM328 Rel 5 10 G Page 5 i grifo p ITALIAN TECHNOLOGY B6 Configure the
48. ogramming freeware software for PC that supports the ISP programmation to dowload the generated code inside on board FLASH wide range of development tools as C compiler ImageCraft ICC AVR DDS Micro C BASIC compiler BASCOM A VR etc long list of demo programs and use examples supplied under source form duly remarked for the available development tools Via dell Artigiano 8 6 40016 San Giorgio di Piano g rifo Bologna ITALY ITALIAN TECHNOLOGY E mail grifo grifo it A http www grifo it http www grifo com Tel 39 051 892 052 a r FAX 39 051 893 661 GMM AM328 Rel 5 10 Edition 25 June 2011 toc GPC grifo are trade marks of grifo DOCUMENTATION COPYRIGHT BY grifo ALL RIGHTS RESERVED No part of this document may be reproduced transmitted transcribed stored in a retrieval system or translated into any language or computer language in any form or by any means either electronic mechanical magnetic optical chemical manual or otherwise without the prior written consent of grifo IMPORTANT SYMBOLS DESCRIPTION Trade Marks grifo are trade marks of grifo Other Product and Company names listed are trade marks of their respective companies ITALIAN TECHNOLOGY gr ifo GENERAL INDEX INTRODUCTION sasa 1 CARD VERSION ail 3 GENERAL INFORMATION
49. on and he must follow these instrunctions For RS 232 signals the user must follow the standard specifications of these protocols defined by specific normatives All TTL signals must follow the rules of this electric standard The connected digital signals must be always referred to card ground GND and then the OV level corresponds to logic state 0 while the Vdc POW level corrisponds to logic state 1 The connection of these lines to devices of the controlled system encoders switches proximity electric valves power relays etc must be performed through proper power interfaces it is preferible to adopt opto coupled interfaces that ensure an electric insulation between Mini Module electronic and external noisy typically generated by power electronic The inputs for analog comparator must be connected to signals generators featuring a low impedance in the range from 0 to Vdc POW to assure greater stability and precision The inputs for A D converter must be connected to signals generators featuring a low impedance in the range from 0 to Vdc POW to assure greater stability and precision PWM signals generated by Timer Counter and sections are TTL type so they must be buffered to interface the power circuitery Typical interfaces can be current driver if PWM signal is still required or an intergrator circuit if analog voltage is required Also BUS and SPI signals are at TTL level as defined by the s
50. operating systems Library sources floating point integration with AVR studio on line help and ANSI terminal emulator for target communication are provided too DDS MICRO C AVR Low cost ross compiler for C source program It is a powerful software tool that includes editor C compiler integer assembler optimizer source linker and library in one easy to use integrated development environment There are also included the library sources and many utilities programs The default IDE can be replaced by a new one named Micro IDE that is more powerfull for Windows operating system and provided of many utility functions AVR Studio It is a development tool for AVR family of microcontroller that fully control execution of program on AVR in circuit emulator or on the built in AVR instruction set simulator AVR Studio supports source level execution of assembly and C programs generated by external compilers and assemblers The tolls is based on a set of windows for source watch registers memory peripherals message and processor that enable the user to have full control of the status of every element in the execution target It also features an application builder to easy the generation of code to initialise all hardware peripherals USART SPI Port ADC ect starting from a graphic interface Page 32 Et 2328 5 10 ITALIAN TECHNOLOGY gr ifo There i
51. please refer to manual of EPSILONS C3 Connect the programmer to connector CN7 of GMM TST 2 C4 Insert module in socket Z1 or Z2 of GMM TST 2 using the interface and the instructions described at points A2 and A3 then turn on power supply of GMM TST 2 as described in the manual of GMM TST 2 C5 To use Equinox EPSILONS connected to the PC instead of stand alone it is required to open a project file extension EDS This can be done creating a new one from stat screen of EQTools using specific menus and buttons or loading and existing project file For further information about project file management please refer to manuale of EQTools Who creates a new project must be sure to perform the settings shown in figure B 10 Who opens an existing project must be sure that these settings have already been performed These settings assure that The project is programmed correctly by EPSLONS Target device is ATmega8L File programmed on the target is d amO8ul hex Target component configuration is correct forfurtherinformation about configuring a project please referto EQTools documentation GMM AM328 Rel 5 10 G a 7 i grifo ITALIAN TECHNOLOGY C7 Who creates a new project must also indicate to use it as Test EDS mode To enable and perform Flash write operation the user must move back to Flash menu put the check sign on Edit Menu checkbox and press bu
52. poses The complete description of the product is available in the relative data sheet and technical manual is electric diagram is in appendix B of this manual In this paragraph are listed the advantages obtained by using this pair of cards The GMM TST 2 allows easily to supply the Mini Module through on board AC DC power supply connect all the I O signals of microcontroller ports on comfortable connectors compatible with ABACO standard pin out connect immediately USART serial line through a comfortable 9 pins D type connector set and show the status of 2 microcontroller I O lines through push button and LEDs with different colours generate audible feed back thanks to active buzzer mounted on board develop in a short time user interface applications by using the on board matrix keyboard with 4x4 16 keys and the backlite LCD display with 2 rows of 20 characters develop easily a support card that satisfy customer requirements starting from the supplied electric diagrams program FLASH and EEPROM using the Boot Loader and in ISP modality The following configuration is suggested to use the couple GMM TST 2 AM328 in their base version that is RUN mode with serial line buffered in RS 232 GMM AM328 configuration GMM TST 2 configuration DSW1 1 ON 2 3 DSW1 2 12 2 3 DSW1 3 J33 not connected DSW1 4 OFF 4 not connected J5 not connected J6 not connected J7
53. s also the remarkable possibility to drive the JTAG interface called JTAG ICE manufactured by Atmel A JT AG interface allows to enter the core of microcontroller to examine its status during execution of applcation program directly on the application hardware The user can insert both hardware and software breakpoints and when execution is stopped the values contained in memory and internal registers can be examined JTAG interface also allows to reprogram the microcontroller memories Using JTAG interface several debugging problems are solved increasing the possibility to eliminate bugs and drastically reducing the time required to obtain the final application completely debugged L Jal Ls E gt les seo a va owe i la 203 12 mi gt gt gt 2 ra Te 19 9 Ai a ea n n vm m emm LA FIGURE 21 view oF GMM AM328 GMM 328 Rel 5 10 _ Page 33 i grifo ITALIAN TECHNOLOGY PERIPRIERAIL DEVICES SOFTWARE DESCR PTION Below there is a specific description of the software managements ofthe on board peripheral devices Whenever the reported documentation is not sufficient please search a more detailed description of the devices in manufacturing company data sheets Furthermore in this chapter the microprocon
54. s the possibility to keep data also when power supply is failed In this way the card is always able to maintain parameters logged data system status and configuration etc in each working conditions Whenever the amount of memory for data is not sufficient i e for data loghin systems it is always possible to connect external memory devices with SRAM EEPROM FLASH technologies through the comfortable and efficient SPI and BUS interface of the card The addressing of memory devices is controlled by microcontroller as described in the component data sheet or in APPENDIX A of this manual CLOCK On GMM AM328 module there is a circuitery that generates a 7 3728 MHz frequency for the microcontroller About speed and performances please remind that GMM AM328 has a RISC microcontroller on board capable to execute in average one instruction per clock cycle So considering the frequency of quartz installed execution speed may be almost 7 MIPS FIGURE 3 PHOTO or GMM AM328 GMM AM328_Rel 5 10 y Page 9 CE TECH INTICAT Na GENERAL FEATURES Devices Memories CPU Clock frequency Counters maximum frequency Power on time AID resolution AID conversion time PHYSICAL FEATURES Size Weight Connectors Temperature range Relative humidity Page 10 JR BAT Il UR grifo ITALIAN TECHNOLOGY TA ES 23 digital TTL I O signals 8 A D converter an
55. socket CNI to on board RS 232 driver allowing a direct connection to microcontroller Used in conjunction with switch 3 Connects signal TxD RS232 TTL PD1 of socket CN1 to on board RS 232 driver Used in conjunction with switch 4 Does not connect signal TxD RS232 TTL PD1 of socket CNI to on board RS 232 driver allowing a direct connection to microcontroller Used in conjunction with switch 4 Connects signal RxD RS232 TTL PDO of socket CN1 directly to the microcontroller excluding the on board RS 232 driver Used in conjunction with switch 1 Does not connect signal RxD RS232 TTL PDO of socket CNI directly to microcontroller allowing to use the on board RS 232 driver Used in conjunction with switch 1 Connects signal TxD RS232 TTL PDI of socket CNI directly to the microcontroller excluding the on board RS 232 driver Used in conjunction with switch 2 Does not connect signal TxD RS232 TTL PD1 of socket CNI directly to microcontroller allowing to use the on board RS 232 driver Used in conjunction with switch 2 FIGURE 6 DSW1 4 ways Dip SWITCH TABLE Page 14 e GMM 28 Rel 5 10 Fi FIGURE 7 COMPONENTS MAP COMPONENTS SIDE FIGURE 8 LED Dip SWITCH ETC LOCATION GMM AM328 Rel 5 10 4 26215 i grifo ITALIAN TECHNOLOGY SERIAL COMMUNICATION SELECTION Serial communication line of GMM 328 can be buffered as RS 232 or T
56. the button with the icon of an integrated circuit lad BASCOM AVR IDE File Edit Program Tools Options Window Help oleae tmt m Compile current fle F7 FIGURE 18 COMPILATION WITH BASCOM AVR GMM AM328 Rel 5 10 n G Page 29 grifo ITALIAN TECHNOLOGY C3 ICC AVR kicompulaiiom AVIR ICC AVR a In standard editor load the project file d_am328u1 prj using the menu Project Open DE for ICCAYR STANDARD ve Str RES Ta n eb d_am08 prj Close All Files Reopen gt Project Ghirri W pened Remove Selected Nome file d amD8 pri Tipo file Project Files pri m Apii in sola lettura Options Manvel Sort Browser Window savers FIGURE 19 LOADING PROJECT FILE WITH ICC AVR C3 ICC AVR b Compile the project using the menu Project Make project aft IDE for ICCAYR STANDARD Search View Project Studio BCS Tools Terminal Help LJ New Open Ctrl F11 Open All Files Close All Files Reopen b Prograrm 1 4 Compilat Make Project V6 Scheda Raebulld All Shift F9 i II Fig sin D seta Add Topmost Opened File Tel
57. troller internal peripheral devices are not described so if their programmation is necessary please refer to appendix A of this manual In the following paragraphs the D7 D0 and 0 7 indications denote eight bits of the combination involved in I O operations ACTIVITY LEDS The GMM AM328 allows software management of activity or status LED through an I O line of the microcontroller with the following corrispondence 5 0 gt DL1 ON PB5 1 gt OFF It is important to remind that PBS is connected to CN1 at pin 12 The signal PBS is high by the microcontroller after reset or power on so during these phases LED is OFF CPU INTERNAL PERIPHERALS Registers description and purpose for all internal peripherals Analog COMPARATOR A D CONVERTER Timer Counters USART BUS SPI OCM etc is availabe in the proper data sheet and user manual of the manufacturer Please refer to chapter BIBLIOGRAPHY and to appendix A of this manual to easily locate such documentation Page 34 e GMM 28 Rel 5 10 ITALIAN TECHNOLOGY s9InpOIN 4 140092 HOLSISNVUL AV ETH 140 73 2 80 10180710 SANIT LLL AMNONMGIN dxxdLO SHTOVAMAINI TV LIDIG SHANLL SHALNNON MOd PA 0 HDV L IOA SANIT 219 119 01 8 J9 12AU07 a v 8 PA 0 S 0 Al
58. tton Write C8 Window Write Block to Flash shows a summar of some current settings to verify them If they are correct pressing OK starts the memory writing procedure C9 Current status of programming is indicated by a progress bar when programming completes a message indicates the operation final result C10 To perform configuration bits write operation it is required to move back to Fuses menu and press button Write in frame Target Fuses Programmer and Project Type Programmer JEPSILONS Get Info Project Type ISP PRO End in progr amming Mode 306 mega Device Code ATmegaSL megal 308 AT megal B Flash Size ATA ANI Fuses Fuse State ______ Target Fuse State Description CKSELO 1 UNPROGRAMMED Clock Select D CKSEL1 1 UNPROGRAMMED Clock Select 1 CKSEL2 1 UNPROGRAMMED Clock Select 2 CKSEL3 1 UNPROGRAMMED Clock Select 3 SUTO 1 UNPROGRAMMED Select Start Up Time 0 SUT1 1 UNPROGRAMMED Select Start Up Time 1 BODEN 1 UNPROGRAMMED Brown out Detector ENABLE BODLEVEL 1 UNPROGRAMMED Brownout Level select trip volta BODTRST 1 UNPROGRAMMED RESET VECTOR BOOTSZO 0 PROGRAMMED Boot Size 0 BOOTSZI 0 PROGRAMMED Boot Size 1 EESAVE 0 PROGRAMMED Preserve EEPROM during ERAS CKOPT UNPROGRAMMED Clock Oscillator Options Ficure B 10 PROJECT CONFIGURATION USING EQToors Page 8 GMM 328 Rel 5
59. ulator configured like in point A2 and verify that the application program just downloaded is executed in internal Flash 5 AVR Bootloader grifo r 1 1 DOO Defaults Info e grifo El ITALIAN TECHNOLOGY Files Application Code C AProgrammi MCS Electronics BASCOM AVR Am128 TSTAM128 Browse EEPROM Code Browse Synch to Bootloader Exit FIGURE 15 Boot LOADER UTILITY GMM AM328 Rel 5 10 4 27 Status Idle i grifo ITALIAN TECHNOLOGY GIB NIGIKA TUNG DEMO JE XUB CUITAIBILIE C1 Install on the hard disk of the development the software environment selected to develop the application program As described in the chapter SOFTWARE DESCRIPTION there are many different software tools that satisfy any customers requirements but here we remind only the most diffused as the BASCOM AVR ICC AVR etc C2 Ongrifo CD in addition to file with the executable code of the demo program described at point B2 there are also the source files of the same These have an extension that identifies the used software development tools for example d_am08u1 bas for BASCOM AVR or d_am328ul c for ICC AVR and they are properly organized inside demo programs tables available on CD together with possible definition file for example d_am328u1 prj for ICC AVR Once these files have been located they must be copied in a comfortable folder on the hard d
60. yboard and a 20x2 LCD backlit display allowing to implement easily terminal emulators and to design user interfaces GMM TST 2 is also capable to program internal memories using a very comfortable AVR ISP programmer to speed up the internal memories programming and so making the production faster Multilingual free software made by LancOS and italian brand can also be used It requires only a RS 232 port for example on the PC and a standard serial connection cable to program internal memories of Mini Module installed on GMM TST 2 GMM AM328 is delivered with a Boot Loader preinstalled This program allows to reprogram Flash and EEPROM through a simple RS 232 serial port for example PC COM port In any case there is a short time to market the user can see a prototype or even a ready product in one week Overall features are Standard container with 28 pins male socket DIL 100 mils pitch 600 mils width Very small dimension 20 7 x 38 7 x 12 8 mm single power supply required from 3 0 Vdc to 5 0 Vdc the current consumption may vary according to module connections Availability of Idle Mode and Power Down Mode Atmel ATmega328 microcontroller AVR RISC with 7 3728 Mhz crystal 32KBytes FLASH for code up to 1K Bytes FLASH for optional Boot Loader 1K bytes EEPROM 2K Bytes SRAM for data 8 A D converter channels with 10 bits resolution 18 interrupt sources 3 Timers Counters up to 16 bits compare capture PWM etc

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