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Development Kit Manual

SIM908 EVB kit_User Guide_V1.00

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Summary of Contents for SIM908

Page 1: ...Development Kit Manual SIM908 EVB kit_User Guide_V1 00...

Page 2: ...alidation of this product designed by SIMCom within a larger electronic system remains the responsibility of the customer or the customer s system integrator All specifications supplied herein are sub...

Page 3: ...e 14 3 6 Operating status LED 15 3 6 1 GSM part 15 3 6 2 Debug indicator 16 4 Test interface 16 4 1 GSM serial ports 17 4 2 LCD ADC 18 4 3 GPS serial ports and power 19 5 EVB and accessory equipment 2...

Page 4: ...NTERFACE OVERVIEW 16 FIGURE 13 GSM SERIAL PORTS 17 FIGURE 14 LCD ADC INTERFACE 18 FIGURE 15 GPS SERIAL PORT 19 FIGURE 16 EVB AND ACCESSORY EQUIPMENT 20 FIGURE 17 OPEN HYPER TERMINAL 21 FIGURE 18 NAME...

Page 5: ...Origin Ma Honggang SCOPE This document give the usage of SIM908 EVB user can get useful info about the SIM908 EVB quickly through this document Using SIM908 EVB user can demo SIM908 module This docum...

Page 6: ...SIM908 EVB kit User Guide 1 Overview Figure 1 TOP view Figure 2 BOTTOM view A 60 pin connector SIM908 module interface B1 B5 LED indicator B1 VBAT ON OFF SIM908_EVB kit_ User Guide _V1 00 2011 8 15 6...

Page 7: ...tive shifter shifter S106 D Power source adapter interface E1 E3 Audio interface E1 Handset interface E2 Headphone interface E3 Buzzer F1 F2 Serial ports F1 Main serial port for downloading AT command...

Page 8: ...EVB kit User Guide 2 EVB accessory Figure 3 EVB accessory A 5V DC source adapter B GSM antenna C GPS antenna D RF cable E Earphone F Two USB to serial port lines SIM908_EVB kit_ User Guide _V1 00 2011...

Page 9: ...08 EVB kit User Guide 3 Accessory interface 3 1 Power interface Figure 4 Power interface Pin Signal I O Description 1 Adapter input I 5V 2 5A DC source input SIM908_EVB kit_ User Guide _V1 00 2011 8 1...

Page 10: ...ription 1 MIC1N I Negative microphone input 2 SPK1N O Negative microphone input 3 SPK1P O Positive microphone input 4 MIC1P I Positive microphone input Headphone interface Pin Signal Input Output Desc...

Page 11: ...8 EVB kit User Guide 3 3 SIM card interface Figure 6 SIM card interface Note Please refer to SIM908 Hardware design detailed in Chapter 4 8 SIM Card interface SIM908_EVB kit_ User Guide _V1 00 2011 8...

Page 12: ...SIM908 EVB kit User Guide 3 4 Antenna interface 3 4 1 GSM antenna interface Figure 7 GSM antenna interface SIM908_EVB kit_ User Guide _V1 00 2011 8 15 12...

Page 13: ...SIM908 EVB kit User Guide 3 4 2 GPS antenna interface Figure 8 GPS antenna interface SIM908_EVB kit_ User Guide _V1 00 2011 8 15 13...

Page 14: ...O Data carrier detection 2 TXD O Transmit data 3 RXD I Receive data 4 DTR I Data Terminal Ready 5 GND GND 7 RTS I Request to Send 8 CTS O Clear to Send 9 RI O Ring Indicator Serial Port 2 Pin Signal I...

Page 15: ...TUS VBAT_LED VBAT ON OFF indicator Bright VBAT ON Extinct VBAT OFF GSM_NET_LED GSM_NET status indicator Blinking at a certain frequency according to various GSM net status MO_STATUS_LED GSM part statu...

Page 16: ...Figure 11 Debug port LED Name Description STATUS Debug_RXD TXD_LED Run or download indicator Run normally Blinking at 1Hz Download Blinking rapidly 4 Test interface Figure 12 Test interface overview...

Page 17: ...scription 1 TXD O Transmit data 2 RXD I Receive data 3 DCD O Data carrier detection 4 RI O Ring Indicator 5 CTS O Clear to Send 6 GND GND 7 DTR I Data Terminal Ready 8 DEBUG_RX I Receive data 9 RTS I...

Page 18: ...O GPIO port 3 DISP_CLK O Display clock output 4 BUZZER O Buzzer output 5 DISP_DATA I O Display data line 6 ADC0 I Adc input 7 DISP_D C O Display data or address select 8 SIM_PRESENCE I SIM Card Detect...

Page 19: ...ts and power Figure 15 GPS serial port Pin Signal I O Description 5 GPS_VCC_RF O Power supply for 3V active antenna 6 GPS_VANT I External DC power supply for an active antenna 9 GND GND 10 GND GND SIM...

Page 20: ...t User Guide 5 EVB and accessory equipment At normal circumstance the EVB and its accessory are equipped as the following figure Figure 16 EVB and accessory equipment SIM908_EVB kit_ User Guide _V1 00...

Page 21: ...conds then the GSM part of SIM908 is powered on Note You will see the light GSM_NET on the EVB glittering at a certain frequency corresponding to various states then you can judge whether the EVB and...

Page 22: ...yper Terminal 2 Set the correct baud rate and COM number The default baud rate of SIM908 is 57600 bps and the COM number based on which port your serial port line insert in conform it in the device ma...

Page 23: ...08 EVB kit User Guide 3 Choose the correct port number Figure 20 select port number 4 Set baud rate default is 57600 no flow control Figure 21 set baud rate SIM908_EVB kit_ User Guide _V1 00 2011 8 15...

Page 24: ...le to the GSM_MAIN serial port plug 5V DC adapter Shifter S101 on the D L state S102 is off now run the download program and press the key then switch S102 to the on state and then the download proced...

Page 25: ...ers in the projects design which provides an easy way to do some test about GPS It has the same function as AT Command this chapter will introduce these two methods briefly 6 2 1 Running 1 Connect the...

Page 26: ...Guide SIM908_EVB kit_ User Guide _V1 00 2011 8 15 26 Figure 23 setting GPS tool 4 Click to run and if the GPGGA GPGSA NMEA sentences appear in Monitor View the SIM908 is acquiring the GPS signal Figu...

Page 27: ...e two types of GPS antenna One is active antenna if the customer uses the active GPS antenna in the SIM908 EVB kit to demo GPS for providing the power to the active GPS antenna it is necessary to conn...

Page 28: ...r Guide SIM908_EVB kit_ User Guide _V1 00 2011 8 15 28 Figure 26 Position fixed 6 2 3 TTFF Test SIMCom NMEA DEMO TOOL supports SIM908 TTFF test The TTFF information is shown in the following figure Fi...

Page 29: ...by type in AT CGPSPWR 0 and click the button to execute Figure 28 power off GPS part Note customers can also turn off GPS in Hyper Terminal with the same command 2 Reset Similar with turn off operati...

Page 30: ...ontact us Shanghai SIMCom Wireless Solutions Ltd Add SIM Technology Building No 633 Jinzhong Road Changning District Shanghai P R China 200335 Tel 86 21 3252 3300 Fax 86 21 3252 3301 URL www sim com w...

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