SimCom SIM900B EVB Manual de usuario

SIM900B _EVB Kit_User

Guide_V1.02

SIM900B EVB kit User Guide

SIM900B_EVB kit_User Guide_V1.02 22010-11-10

Document Title: SIM900B EVB kit User Guide

Version: 1.02

Date: 2010-11-10

Status: Release

Document Control ID: SIM900B_EVB kit_User Guide_V1.02

General Notes

Simcom offers this information as a service to its customers, to support application and

engineering efforts that use the products designed by Simcom. The information provided is

based upon requirements specifically provided to Simcom by the customers. Simcom has not

undertaken any independent search for additional relevant information, including any

information that may be in the customer’s possession. Furthermore, system validation 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

subject to change.

This document contains proprietary technical information which is the property of SIMCOM

Limited., copying of this document and giving it to others and the using or communication of

the contents thereof, are forbidden without express authority. Offenders are liable to the

a utility model or design. All specification supplied herein are subject to change without

notice at any time.

SIM900B EVB kit User Guide

SIM900B_EVB kit_User Guide_V1.02 32010-11-10

Contents

1 SIM900B EVB..........................................................................................................................8

2 EVB Accessory .......................................................................................................................10

3 Accessory Interface................................................................................................................. 11

3.1 Power Interface ...........................................................................................................11

3.2 Audio Interface............................................................................................................11

3.3 SIM Card Interface......................................................................................................12

3.4 Antenna Interface........................................................................................................13

3.5 Main Interface and Debug Interface............................................................................14

3.6 Operating Status LED .................................................................................................15

4 Test Interface...........................................................................................................................16

4.1 J1---RS232 ..................................................................................................................16

4.2 J2---KEY & CTRL......................................................................................................17

4.3 J3---LCD & I/O...........................................................................................................18

5 EVB and Accessory Equipment..............................................................................................19

6 Illustration...............................................................................................................................20

6.1 Running:......................................................................................................................20

6.2 Connecting Net and Calling ........................................................................................20

6.3 Downloading...............................................................................................................20

6.4 Turns off ......................................................................................................................20

SIM900B EVB kit User Guide

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Table Index

TABLE 1: EVB DESCRIPTION..............................................................................................................9

TABLE 2: EVB ACCESSORY ..............................................................................................................10

TABLE 3: POWER INTERFACE .......................................................................................................... 11

TABLE 4: HEADSET INTERFACE...................................................................................................... 11

TABLE 5: HANDSET INTERFACE .....................................................................................................12

TABLE 6: MAIN INTERFACE .............................................................................................................14

TABLE 7: DEBUG INTERFACE ..........................................................................................................14

TABLE 8: WORKING STATE OF STATUS LED................................................................................. 15

TABLE 9: RS232 PIN LIST...................................................................................................................16

TABLE 10: KEY & CTRL PIN LIST.....................................................................................................17

TABLE 11: LCD & I/O INTERFACE PIN LIST...................................................................................18

SIM900B EVB kit User Guide

SIM900B_EVB kit_User Guide_V1.02 52010-11-10

Figure Index

FIGURE 1:EVB TOP VIEW ....................................................................................................................8

FIGURE 2:EVB BOTTOM VIEW...........................................................................................................9

FIGURE 3: EVB ACCESSORY............................................................................................................. 10

FIGURE 4: POWER INTERFACE ........................................................................................................ 11

FIGURE 5: AUDIO INTERFACE ......................................................................................................... 11

FIGURE 6: SIM CARD INTERFACE...................................................................................................12

FIGURE 7: ANTENNA INTERFACE ...................................................................................................13

FIGURE 8: MAIN INTERFACE AND DEBUG INTERFACE.............................................................14

FIGURE 9: STATUS LED......................................................................................................................15

FIGURE 10: TEST INTERFACE OVERVIEW.....................................................................................16

FIGURE 11: J1 INTERFACE.................................................................................................................16

FIGURE 12: J2 INTERFACE ................................................................................................................17

FIGURE 13: J3 INTERFACE ................................................................................................................18

FIGURE 14: EVB AND ACCESSORY EQUIPMENT .........................................................................19

SIM900B EVB kit User Guide

SIM900B_EVB kit_User Guide_V1.02 62010-11-10

Version History

Date Version Description of change Author

2010-04-14 1.01 Origin Huangqiuju

2010-11-01 1.02 Add SIM900S\SIM940S\CMCC900 moduls Sunshengwu

SIM900B EVB kit User Guide

SIM900B_EVB kit_User Guide_V1.02 72010-11-10

SCOPE

This document give the usage of SIM900B EVB, user can get useful inforamtion about the

SIM900B EVB quickly through this document.

The SIM900B EVB can be used to evaluate following SIMCom modules:

zSIM900B

zSIM900S\SIM940S

zCMCC900

This document is subject to change without notice at any time.

SIM900B EVB kit User Guide

1SIM900B EVB

Figure 1:EVB top view

SIM900B_EVB kit_User Guide_V1.02 82010-11-10

SIM900B EVB kit User Guide

Figure 2:EVB bottom view

Table 1: EVB description

Part Description

A Interface connecting to SIM900B\SIM900S\CMCC900 module

B SIM card interface

C Headset interface

D Download switch, turn on or turn off download function

E VBAT switch, switch the voltage source from the adaptor or external battery

F PWRKEY key, turn on or turn off SIM900B

G Buzzer

H Expand port, such as keypad port, main and debug serial port, display port

I Main serial port for downloading, AT command transmitting, data exchanging

J Debug serial port

K Hole for fixing the antenna

L DC adapter interface

M Light

N Holes for fixing the SIM900B\SIM900S\CMCC900

O Handset interface

SIM900B_EVB kit_User Guide_V1.02 92010-11-10

SIM900B EVB kit User Guide

2EVB Accessory

Figure 3: EVB accessory

Table 2: EVB accessory

Part Description

A 5V DC adapter

B Headset

C Antenna transmit cable

D Antenna

E Serial port cable

SIM900B_EVB kit_User Guide_V1.02 10 2010-11-10

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