SimCom SIM900B User Manual page 4

SIM900B EVB kit User Guide
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
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SIM900B_EVB kit_User Guide_V1.02 2010-11-10