PIC-GSM development board Users Manual
Contents
1. o oF UE so 2a Ax su O Qo 3 N oo om oc PIC GSM development board Users Manual Petree een All boards produced by Olimex are ROHS compliant Rev A June 2008 Copyright c 2008 OLIMEX Ltd All rights reserved INTRODUCTION PIC GSM is excellent board for adding remote monitoring and control in remote places by GSM cellular network or ethernet or internet network Do you want to switch on off your local heating in your mountain house To monitor the temperature at up to 8 remote points up to 30 meters away from the module To listen what happens in your house with silent call after you get message for alarm status Then PIC GSM is the board for you It contains PIC18F97J60 microcontroller and 3 band GSM GPRS module 900 1800 1900Mhz inside which covers most used GSM networks around the world The GSM antenna is build in the board so no need for external expensive GSM antennas PIC GSM have two relays 240VAC 10A two opto isolated inputs which could be connected to alarm sensors or just buttons for user actions like call pre loaded phone numbers on board temperature sensor and connector for additional up to 8 addressable remote temperature sensors at up to 30 meter distance from the module Normal phone hook can be connected to this board and to allow user to speak listen taking and placing phone calls as normal stand alone cellular phone PIC GSM can be connected to PC with the USB connector it have and it is recogni2. e RAZ TXD AXD ATS CTS_DTR DCD RL DBG_TX DBG_RX_MAIN_RX_MAIN_TX Herian 264 os az DS 868 Lo has E 7 oe 7 el 330 F 8c81 1110 pay etsn IRER 33K 33K a paw sua eT AS au u cage DTX MTX o meer cone mos 1 OBS Tx 1 34 pearceosyent rcaTaosizeccpza pzaa gt E q A EXA E La 3 RA2 AN2 UREF Rezveccpa ein 32 BUZO Avent ee SAN Regste oct Fst ST acy i a4 TOCKT Re4 sol sona 55 SDU BAT E ferrite pend ar ails 22K 1 csal fot RAS AN4 Rcs soo 6 S001 p R Se DEGREE 34 O EXT1 1 ROS TXL CK1 san RO1 INT1 HES A RB2 INT2 roozaoazpspa 92 BIS Me RxD s PE aun EXT1 3 8 58 RO3 INTA ECCOZCD PZACI RD1 AD1 PSP1 ayQ EXT 1 gs q ys 8 xe1O foavnoz esp2 9 EE uN MAIN RX H UEXT 2 E jerm ponr E Ear EE fo3 n0s aSpa E PES J A Moy RB6 KBI2 P6C noraoa esea sooz 88 al de Ext vext 4 AEF xr Lo E ro fa R87 KB13 P60 osyeos eses spiz son2 82 a UEXT 5 RS E O E 2 gt RD6 AD6 PSP6 SCK2 SCL2 30 UEXT 6 UBAT lt lt ext1 6 Taare a eS 4 eENURES 207 007 0507 9582 82 exta 24 a en Bm ely ae H H VERT USB eue ext da pal 2 Ro trae osca euxt aco aoo m0 02o 4 sext2 4 SOI ext 8 aq a RILD O43TC OSC2 CLKO REL AD9 MR pzC ___ EXT2 2 UEXT 18 5U lt EXT1 8 c34 BE 23 rezveoioracs ezs SE EXT2 3 Y e RE3 AD11 P3002 Zm EXT2 4 E T 120 K EXT1 9 tes cr eN Paro S ext 2 5 acer H RES AD13 P11 pa Z mort ressar St Tan 78 toute Rez ais eccpscyvpency PS Ext9 8 SCL S0A 9 12 e Le ererms 12 Exr2 9 Pa A eras ara aus czour
3. 28 Ex12 19 o 333 3 E a REZ AN7 CA0UT H _____Text2 44 sv a EXT1 26 mar erarens 22 EXT2 12 El same Pas EEE AA aye eras E eye voocore ucAe Rrevenaa i2 ee EXT2 R4 3 qeu rezvass1 AO SSI tb S R42 9RB 187 1N4148 et er 2 fe jax lex Jax nia 1x2 woo neazeccoszoaa 24 y exta 19 ghe KE IA tbo EA ea 3 BAS E oo roz exzrorz HR oo O cra E ch vos RG4 CCP5 P10 2 2 13 aean O wes HIO RETAY2 zk SKE okt Tient zeenr aeanr uss E Az 2453 CONSPH Bc817 hee Res og RELAY eam BAS 845 uss sea moras 199 STATUS al uss4 misma 100 PARRY or BZUSECEULmini mel usss mzma Hh i mama A r LED3 opT2 LO 261 voorx rue aniz p300z gt 22 EXT1 20 e ie A R26 30 Pr RHS AN13 P3 EXT1 21 a na A lesa 552 RHG ANLE PA EXT1 22 R 37K ee eer H sss RH7 AN15 P11 EXT1 23 SE anag USSRX E nsore 49 Exr2u16 CONBPH HITASIZSMD q au voot Rao e 219 ee es af an eee Sa See a Ti mah S42 104148 pp er Rjazana 42 EX12 20 Rza aag A R32 eta woo re A a m 2K 30 33 4 ER nuevas 8 EXT2 22 LA E 47K coat Ags 22 muss E E E ex 2 23 me wa WELED Es PIC1BF97 350 HITASI7SMD 14 ok ees PIC_GSM_rev A WWW OLIMEX COM DEV BOARD LAYOUT button USB ethernet handsfree i UEXT Seal AAA DAPR E RH A ii se E RO RA EXTA vEXT power relay outputs opto inputs exttemp sensor POWER SUPPLY CIRCUIT The power supply of PIC GSM could be done in two different ways 1 Power from 12VDC without using the internal backup
4. ES When this jumper is open state the DCDC voltage output is set to 5V when the jumper is closed the DCDC output voltage is set to 4V This is necessary when the main battery is not connected and the supply voltage should be 4V when the battery is connected 4V_E jumper must be open and the DCDC voltage should be 5V Default state open When the main battery is not present this jumper feeds the 4V from the DCDC output to the GSM module PU Default state open NULA The GSM module have build in li ion charge circuit This jumper connects the DCDC 5V output to the internal charger circuit ce Default state closed Rug Important 4V_E 4V and 5V_CHG E jumpers have to be moved together Do not plug in external 12V if BAT_E jumper is open You should be very careful for battery voltage which should be over 3 8 V never lower Battery is charged when voltage is 4 1 V This jumper connects the DCDC output to the GSM module It is useful to measure the current consumption Default state closed a This jumper connects 3V to FT232RL and PIC18F97J60 It is useful to measure the current consumption e Default state closed Rug This is GSM module bootloader enable pin Reserved for GSM module firmware upgrade ry Default state open LUR MTX DTX MRX DRX J1 J2 The GSM module have two UART channels One for the commands one for debugging With this jumper you control which channel goes t
5. ICD2 PIC ICD2 POCKET PIC ICD2 TINY Or any compatible tool for programming and or debugging Microchip MPLAB IDE C18 C compiler for developing your own applications The demo software show basic functionality and how to place take phone calls C source and HEX or how to remote control via SMS and WEB page C source and HEX PROCESSOR FEATURES Ethernet Features IEEE 802 3 compatible Ethernet Controller Integrated MAC and 10Base T PHY 8 Kbyte Transmit Receive Packet Buffer SRAM Supports One 10Base T Port Programmable Automatic Retransmit on Collision Programmable Padding and CRC Generation Programmable Automatic Rejection of Erroneous Packets Activity Outputs for 2 LED Indicators Buffer Configurable transmit receive buffer size Hardware managed circular receive FIFO Byte wide random and sequential access Internal DMA for fast memory copying Hardware assisted checksum calculation for various protocols MAC Support for Unicast Multicast and Broadcast packets Programmable Pattern Match of up to 64 bytes within packet at user defined offset Programmable wake up on multiple packet formats PHY Wave shaping output filter Flexible Oscillator Structure Selectable System Clock derived from Single 25 MHz External Source 2 778 to 41 667 MHz Internal 31 kHz Oscillator Secondary Oscillator using Timerl 32 kHz Fail Safe Clock Monitor Allows for safe shutdown if oscillator stops Two
6. INT1 PWRKEY button This is GSM module power on off key When the module is ON if you press and hold for more than 3 seconds the module go in power down state If the module if in power down mode and you press and hold this key for more than 1 second the module will go in ON mode MIC on board microphone voice with AT command you can switch the voice audio input to be taken from this microphone of from the handsfree audio connector SPEAKER voice output for external 32 ohm speaker with AT command you can switch the voice audio output to be directed to this speaker or to the handsfree audio connector HANDSFREE audio 2 5 mm jack microphone input and speaker output BUZ audio buzzer can be used as RING signalization Status green LED with name LED connected to PIC18F97J60 pin 11 RGS Status red LED with name STAT indicates the state of GSM module STAT is off state GSM module is not running 64ms On 800ms Off GSM module does not find the network 64ms On 3000ms Off GSM module is connected to the network 64ms On 300ms Off GPRS communication Optocouple 1 OPT1 H11A817SMD 5V 12V optoisolated input with LED2 indication and open collector output connect to PIC18F97J60 pin 51 CCP4 P3D Positive voltage of terminal and negative voltage or GND of terminal of OPT_TEMP connector reflect with log O of PIC18F97J60 input Optocouple 2 OPT2 H11A817SMD 5V 12V optoisolated input with LED3 indicatio
7. 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
8. battery The module is powered only from external 12V and the battery is not connected In this case jumper BAT_E must be open jumper 4V_E must be closed jumper 4V_VBAT must be closed jumper 5V_CHG_E must be open Power consumption in this mode is about 240mA when have a conversation About 90mA in normal mode without conversation and active WEB interface 60mA if relays are turned on Important 4V_E 4V and 5V_CHG_E jumpers have to be moved together 2 Power from 12VDC with backup battery The module is powered with battery and allows battery charging In this case jumper BAT_E must be closed jumper 4V_E must be open jumper 4V_VBAT must be open jumper 5V_CHG_E must be closed Power consumption in this mode depend on the battery charge may vary between 90mA and 300mA Ifthe 12V power supply is missing the battery discharge current depend from activated microcontroler modules Max current consumption reach up to 500 mA when all microcontroler moduls are switched on and have a conversation RESET CIRCUIT PIC GSM reset circuit is made with RC group and optional STM1001R chip with typical threshold 2 63V By default STM1001R chip is not assembled CLOCK CIRCUIT Quartz crystal 25MHz is connected to PIC18F97J60 CONNECTOR DESCRIPTIONS ICSP Pint Signal Name CON CON This connector allows programming and debugging via PIC ICD2 PIC ICD2 POCKET PIC
9. ICD2 TINY and other Microchip compatible tools USB Ping Signal Name This is standard USB Type B connector for connection to PC On board there is FT232RL USB to UART converter To use it you should download and install the drivers for your OS from http www ftdichip com PIC18F97J60 can control FTDI chip as detect USB present and can toggle RST line of FTDI chip i e the microcontroler decides whether the communication is between PC terminal and GSM module or between PIC18F97J60 and GSM module The microcontroler has possibility to communicates with PC host through virtual COM port emulated from FT232RL chip For this purpose you can switch J1 and J2 jumpers from 1 2 state to 2 3 state and remove DTX MTX and DRX MRX jumpers For detail description see jumper description section SIM CARD Signal Name VSIM SIMRST SIMDATA This is standard SIM card connector to operate PIC GSM should have inserted valid SIM card for your operator network Note that the SIM card should be without PIN security MEN AE PWR CON Signal Name This connector is used to power the PIC GSM External 12 14VDC power source have to be applied to this pins The board contain grec schematic and you can connect power supply without polar consideration OUTPUT RELAYS CONNECTOR nin n n nn 208022 NO relay normally opened contact NC relay normally closed contact COMMON relay common contact By this co
10. Speed Oscillator Start up External Memory Bus Address Capability of up to 2 Mbytes 8 Bit or 16 Bit Interface 12 Bit 16 Bit and 20 Bit Addressing modes Peripheral Highlights High Current Sink Source 25 mA 25 mA on PORTB and PORTC Five Timer modules TimerO to Timer4 Four External Interrupt pins Two Capture Compare PWM CCP modules Three Enhanced Capture Compare PWM ECCP modules One two or four PWM outputs Selectable polarity Programmable dead time Auto shutdown and auto restart Up to Two Master Synchronous Serial Port MSSP modules supporting SPI and I2C Master and Slave modes Up to Two Enhanced USART modules Supports RS 485 RS 232 and LIN 1 2 Auto wake up on Start bit Auto Baud Detect ABD e 10 Bit Up to 16 Channel Analog to Digital Converter module A D Auto acquisition capability Conversion available during Sleep e Dual Analog Comparators with Input Multiplexing e Parallel Slave Port PSP module 100 pin devices only Special Microcontroller Features e 5 5V Tolerant Inputs digital only pins e Low Power High Speed CMOS Flash Technology Self reprogrammable under software control e C compiler Optimized Architecture for Reentrant Code e Power Management Features Run CPU on peripherals on Idle CPU off peripherals on Sleep CPU off peripherals off e Priority Levels for Interrupts e 8x8 Single Cycle Hardware Multiplier e Extended Watchdog Timer WDT Prog
11. between PIC18F67J60 MCU and SIM300D module Consequently board software functions are very sensitive to any messages send from SIM300D module For example when SIM300D module goes to specific states POWER DOWN Call Ready etc it sends indicating messages via serial line which can affect communication with PIC18F97J60 and cause wrong behavior of software Specific features e First time you insert power to board USB should not be connected to board due to initialization procedures between PIC and GSM module e UART baud rate which ensures best performance is 115200 bps Other specific features which software rely on are e Disable echo command used is ATEO e Set SMS text format command used is AT CMGF 1 e After board power up software continuously sends AT command expecting OK string ensuring proper communication with GSM module e Software allows to dial GSM and make GSM call getting GSM number or SMS text from web page form GSM number length is 16 digits e Software allows sending SMS getting GSM number and SMS text from web page forms GSM number must be typed with country code without sign GSM number length is 16 digits and SMS message length 32 digits e Status page item Open Call displays information about call processing 0 indicates that no call is in process 1 indicates that GSM call is in process After GSM number is dialed Open Call value is set to 1 if other side clo
12. m Status section display voltage applied to corresponding input output 1 high voltage O low voltage Log 1 of Relay1 PG7 and Relay2 PG6 outputs means that the Relay is turned on while log O mean that the Relay is turned off Log 1 to the LED output PG5 means that LED is turned off while log O mean that the LED is turned on Logical 1 on Opto input 1 RG3 and Opto input 2 RG4 means that high voltage is applied to the input Status page item seconds displays seconds elapsed from program start measured by RTC Status page item Uin displays input voltage in Volts measured on RAS AN4 pin Test board area section is not intended for user examination and shouldn t be used by customer Advices to customer for further use User should be familiar with basic AT commands make call send SMS read SMS etc SIM card you put should be with disabled PIN code use So before use put SIM card in normal GSM and disable PIN code use ORDER CODE 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 Petes Geen All boards produced by Olimex are ROHS compliant Revision history REV A create April 2008 Disclaimer 2008 Olimex Ltd All rights reserved Olimex logo and combinations thereof are registered trademarks of Olimex Ltd Other terms and product names may be trademarks of others
13. n Chip 000000h Memory Reset Vector 0000h High Priority Interrupt Vector 0008h Low Priority Interrupt Vector 0018h On Chip Program Memory Config Words Flash Configuration Words Top of Memory 7 O1FFFFh Top of Memory User Memory Space Read as 0 Read as 0 1FFFFFh 1FFFFFh SCHEMATIC ert 1 hp SIMDATA _ R20 22 R23 10K 158195 SINCLK R21 22 3f smek smio Rw Le bus S 1N5819S 0p0 3 Ret R62 R3 g uN E SEST R2222 2 sinest smc a CONZPH 61 wR L2 ES 15K7I 4 88K 1 E vour p2 sn t ucc omo P lso Er Y 151 589135 une gl tae 3 e des les m e af uw we 8 xo E SIN HOLDER nena tg r ee Le p
14. n and open collector output connect to PIC18F97J60 pin 14 PG4 CCP5 P1D Positive voltage of terminal and negative voltage or GND of terminal of OPT_TEMP connector reflect with log O of PIC18F97J60 input Relay1 REL1 240VAC 10A RAS1215 with default tied Normal Close NC and COM terminals and disconnected Normal Open and COM terminals LED_R1 Red indicated when turn on REL1 The relay is turned on with log 1 of PG7 port Relay2 REL2 240VAC 10A RAS1215 with default tied Normal Close NC and COM terminals and disconnected Normal Open and COM terminals LED_R2 Red indicated when turn on REL2 The relay is turned on with log 1 of PG6 port MECHANICAL DIMENSIONS All measures are in mm WW 90 8TT ww ga zaTr WW aa zz ww QQ 9 ww 6zZ T uw 909 38 80 mm E o a 19 N ll PIC GSM ofoo El oo oooo0000 S yan 15 80 mm 8 80 mm E E o Q lt ww Qo z a uw 909 0 00 mm AVAILABLE DEMO SOFTWARE 2 Software notes Software that PIC GSM board is shipped with includes Microchip TCP IP stack is combined with simple functionality for making calls and sending SMS with SIM300D GSM GPRS module This note explains features of PIC GSM board For more information on the Microchip TCP IP Stack please refer to application note AN833 available at http www microchip com SMS sending functionality is strongly dependent of serial communication
15. nnector the user can switch on off load witch not exceed next maximal admissible ranges 15A 125VAC 10A 250VAC 15A 24VDC INPUT OPTOCOUPLER amp TEMP CONNECTOR Pint Signal Name DIGITAL IN1 DIGITAL IN1 i NS II a a A a a a a na 20000000 A a C CON Two digital optoisolated inputs are available for user code The input level are between 5 and 12V DC I2C signals SCL SDA are used for external temperature sensor connection or other suitable I2C device interfacing There is possibility up to 8 external temperature sensors on this bus Olimex sell these modules separately under the order code MOD TMP and communication with up to 30 meters between the PIC GSM and MOD TEM is possible error free HANDSFREE GND 4 GND AU audio out AU MIC2P audio in Mic of MIC AU This is Audio 2 5 mm connector Standard hands free headphone microphone combined cable can be used SPEAKER CONNECTOR SPEAKER Ping Signal Name EXT1 This is connector for external 32 ohm speaker A A A sven a A so JS CONS CES use pure fe pco capa o onm fo ecur esmwooue EXT1 is connector for external plug in modules It s standard 26 pin 90 degree ribbon cable IDC keyed connector 3V Digital power of PIC18F97J60 This is 3VDC output for external digital modules GND Digital ground 3VA Analog power supply of PIC18F97J60 microcontroller This is 3VDC output which can be used for e
16. o PIC18F97J60 or FT232RL MTX DTX CE Default state MTX Nu J The GSM module have two UART channels One for the commands one for debugging With this jumper you control which channel goes to PIC18F97J60 or FT232RL MRX DRX CD Default state MRX LES J These jumpers allow to switch the virtual RS232 communication port of the FT232RL chip to the MTX DTX controller or to the SIM300D module Default configuration is SIM300D module to communicates with FT232RL chip but if you wish to use USART communication option of Microchip TCP IP stack you can switch J1 and J2 jumpers When J1 and J2 jumpers are to 1 2 state serial communication from FT232RL chip is connected to the GSM module You can use virtual com port for communication with GSM module The PIC18F97J60 microcontroller however must release RXD and TXD pins When J1 and J2 jumpers are to 2 3 state serial communication from FT232RL chip is connected to the PIC18F97J60 microcontroller You can use virtual com port for communication with PIC18F97J60 MTX DTX and MRX DRX jumpers however must be open and you can not communicate with GSM module 3 D Default state 1 2 SE F pal 1N INPUT OUTPUT LAN RJ45 isolated ethernet connector You can connect to PC host with crossed cable router or ethernet switch The default IP address is 192 168 0 105 The main page properties are described in software section Button B1 user button connected to PIC18F97J60 pin 6 RB1
17. r seozes11 aur 1206 a Poseo Puram er ans Tae cate corde ee de 8 wsm ica ee bos c22 dp adi sl 1009uF 16UDC 1eBeuF 16uDC 2 2uF Jean l sk A Madar LES aK 1N5822csM0 gt 1OuF 710071206 Tazen T CTS E g B09778HFP H y a El El E 5 5 g ex po 10 i mA g A eee de TXD RXD RTS CTS DTR DCD RI 0BG_TX DBG_RX MAIN_RX MAIN_TX EXTa 13 Y AY ill y DEZA and OK to be open Too T cn Extat 7 a us ExT1 16 37 2 au FT232RLSS0P28 Rsg E 8 er 15 su_cHg_e 4U_UBAT EXT1 18 Keroue Backup 1_CHG F see MORN urge nthe ing a laxo aL Tr ERS e e et taped 0 a g oa eas a me 33pF pr oa 2 az free o Na son 16 nes X DTR as Xo Ber BF R39 40 R36 o usan vseon ree E D 27 5 AURAOC gt exra 11 R38 Sk E ag RIE 41 NETLIGHT 3S ose a 5 crs neruisht Hit 0 a J Dcos 41 py pouerkey PL EXT1 12 zo g Oa R T io m 014 AMES a El pee e 2 beeu e es der Ti E ueo E Sa HANDSFRES alma F DEBUG_AX VBATZ te e nal ma eas of causa ne cig E AE 27 antenna enor HZ 8 E Sy 339 e7 L GSM_PCB_ANT E S R40 za H END Bak eS rt me apf 3apF pakal col 3 los la lo aik ay et cave 3 p pi 12 ruczo onos 34 SLS es ales ai JL a PURKEY cause a a mca an Hi EME Teer 23S2 s sr0 24 E 5 IACIAPINPRONEL sack unt map sane Hg g nmv spencer Ja 22 cra oz mera E 8 HEAD2 24 Rer cnos 4 pes c13 f 28 auoioout AR ES m a a o 2 an T 104 S ae a cag cas SIM3000_AO_UZ E o s T i vear poser 7 R63 560 04 aior 104148 Es LED Ti stat 1090F SIN Buz 22K CONS2 54 8 D PB1221
18. rammable period from 4 ms to 134s e Single Supply 3 3V In Circuit Serial Programming ICSP via Two Pins e In Circuit Debug ICD with 3 Breakpoints via Two Pins e Operating Voltage Range of 2 35V to 3 6V 3 1V to 3 6V using Ethernet module e On Chip 2 5V Regulator BLOCK DIAGRAM PIC18F97J60 100 PIN BLOCK DIAGRAM Data Bus lt 8 gt Table Pointer lt 21 gt inc dec logic NE Address Latch Program Memory 64 96 128 Kbytes Data Latch System Bus Interface NX AD15 ADO A19 A16 Multiplexed with PORTD PORTE and PORTH State Machine Control Signals OSC2 CLKO Timing OSC1 CLKI Generation Xx INTRO Oscillator Precision Band Gap Reference ENVREG X Voltage Regulator VDDCORE VCAP Instruction Bus lt 16 gt Program Counter 31 Level Stack STKPTR Table Latch ROM Latch Instruction Decode amp Control Power up Timer Oscillator Start up Timer Power on Reset Watchdog Timer Brown out Reset X X lt VDD Vss Data Latch Data Address lt 12 gt MCLR PORTA RAO RA5 PORTB RBO RB7 PORTC RCO RC7 PORTD RDO RD7 PORTE REO RE7 PORTF RFO RF7 PORTG RGO RG7 PORTH RHO RH7 D PORTJ RJ0 RJ7 ECCP1 ECCP2 ECCP3 CCP4 CCP5 EUSART1 EUSART2 MSSP1 sre Ethernet MEMORY MAP MEMORY MAPS FOR PIC18F97J60 FAMILY DEVICES PC lt 20 0 gt Stack Level 1 Stack Level 31 PIC18FX7J60 O
19. s key for more than 1 second the module will go in ON mode GPO1 This is GPO of GSM module and can be configured by AT command for outputting high or low level voltage All of the GPOs are initialy in low state without any setting from AT command SPI_DATA SPI_CLK SPI_CS SPI_D C This is GSM module SPI port reserved for future use KBROWO This is external keyboard input pin of GSM module RGO ECCP3 P3A RGO ECCP3 P3A RH5 AN13 P3B 2 RH6 AN14 P1C 2 RH7 AN15 P1B 2 RD7 AD7 PSP7 SS2 RA2 AN2 VREF These are PIC18F97J60 port pins RST PIC18F97J60 Reset pin EXT2 Cre totem ee eam resnorapaa es Seo 7s RE6 AD14 P1B 2 8 RET ADIS ECCP21 PZA 1 oars o CTN PB3 INT3 ECCP2 1 P2A 1 EXT2 is connector for external plug in modules It s standard 26 pin ribbon cable IDC keyed connector On this connector are routed the rest PIC18F97J60 port pins and you can use for your custom application UEXT Signal Name UEXT is connector for external plug in modules It s standard 10 pin ribbon cable IDC keyed connector UEXT is a universal OLIMEX connector with 3 3V power supply and UART SPI and 12C interface Other device or modules with these interfaces can connected with UEXT JUMPER DESCRIPTION BAT_E 4V_E 4V_VBAT 5V_CHG_E DCDC_E 3V_E Download Connects 3 7V Li ion battery to the GSM module Default state is to be open to not drain the battery during stocking the modules Default state open
20. se call after a while Open Call value returns back to 0 If other side accept call Open Call value remains 1 for the time of call is in process When call is closed Open Call value is set back to 0 e PIC GSM Board has 2 audio channels one connected to MIC and auxiliary connected to HANDSFREE You can switch to next audio channel by pressing button B1 e Pressing button toggle the on board buzzer unless the GSM module is not in open call mode e When you plug USB cable to the board the FTDI chip on the board emulates virtual COM port and you can connect to SIM300D module with HyperTerminal First however have to install FTDI drivers available on the http www ftdichip com e Temperature displayed on web page is read from SIM300D module with AT command AT CMTE Any problem with correct displaying temperature is related with correct handling of used AT command output or GSM module response This measurement should not be treated as reliable e Another useful feature is ability of getting temperatures from up to 8 external temperature sensors TCN75A connected via 12C interface In Temperature sensors presence each item stands for presence of sensor with given hardware address 000 for Temp sensor 1 001 for temp sensor 2 and 111 for temp sensor 8 Temperature measured by sensors section contains temperature in C measured by sensor s available e Items Relay 1 Relay 2 and LED buttons fro
21. xternal analog modules GNDA Analog ground of PIC18F97J60 microcontroller Can be used for external analog circuits AREF Analog reference input of PIC18F97J60 microcontroller Can be used for external analogue circuits VBAT Dedicated to connect main Li ion battery The power supply of GSM module has to be a single voltage source of VBAT 3 4V 4 5V Li ion battery with 650mA capacity is used in PIC GSM USB PWR 5V output direct connected to 5V of the USB connector DCDC OUTPUT 5V or 4V output up to 2A from DCDC converter depending on jumper configuration For details see jumper description section 12V Vin Input or output terminal for power supply If the power source is connected to the module this terminal can use as 12V output Otherwise this terminal can use for power source input Backup RTC backup power supply for the GSM module real time clock and RAM when the battery is discharged If the battery attached to this signal is chargeable and the voltage level is low the module will charge the battery Vnom 1 8V Inom 20uA AUXADC This is general purpose analog to digital converter build in the GSM module The input voltage value should be in range OV to 2 4V This pin value can be read with AT command POWERKEY This is GSM module power on off key When the module is ON if you press and hold for more than 3 seconds the module go in power down state If the module if in power down mode and you press and hold thi
22. zed as modem which could be used to add internet via GPRS to your computer imagine how useful is this for your mountain house if there is no internet but only cellular network If you have internet connection you can monitor the same parameters on the WEB page BOARD FEATURES e ICSP ICD connector for programming with PIC MCP PIC MCP USB PIC ICD2 PIC ICD2 POCKET PIC ICD2 TINY USB 2 0 type B connector allow board to be interfaced to PC host GSM GPRS module 900 1800 1900Mhz Li ion backup battery PIC18F97J60 I PT Ethernet RJ45 isolated connector GSM Audio In and Out RS232 connector Quartz crystal 20Mhz Two relays 10A 250VAC Two digital inputs Analog input e Temperature sensor e 5V voltage regulator e EXT connector for available GPIO e Four mounting holes 3 3 mm 0 13 e FR 4 1 5 mm 0 062 green soldermask white silkscreen component print e Dimensions 124x90 mm 4880 x 3540 mils ELECTROSTATIC WARNING The PIC GSM 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 BOARD USE REQUIREMENTS Cables Hardware Software 1 8 meter USB A B cable to connect to USB host on PC Crossed ethernet cable if the PIC GSM module is connected to PC or straight if the module is connected to router or ethernet switch PIC
Download Pdf Manuals
Related Search