Based on the GPRS SIM900A development program, is a complete program.

SIM900A GPRS-GPS-STC板--GPRS透传模式--V1版本\12864.h
............................................\EEPROM.H
............................................\GPRS_SIM300.h
............................................\GSM.H
............................................\STC-GPRS-DTU.C
............................................\STC-GPRS-DTU.hex
............................................\STC-GPRS-DTU.lnp
............................................\STC-GPRS-DTU.M51
............................................\STC-GPRS-DTU.opt.bak
............................................\STC-GPRS-DTU.plg
............................................\STC-GPRS-DTU.Uv2.bak
............................................\STC-GPRS-DTU.uvproj
............................................\STC-GPRS-DTU_Opt.Bak
............................................\STC-GPRS-DTU_Uv2.Bak
............................................\STC-GPRS-DTU_uvopt.bak
............................................\STC12C5A08S2_EEPROM.C
............................................\STC12C5A08S2_EEPROM.LST
............................................\STC12C5A08S2_EEPROM.OBJ
............................................\STC12C5A08S2_Reg.H
............................................\Text2.h
............................................\串口一设置.c
............................................\串口一设置.LST
............................................\串口一设置.OBJ
............................................\串口二设置.C
............................................\串口二设置.LST
............................................\串口二设置.OBJ
............................................\使用说明请参看右侧注释===〉〉.txt
............................................\公共头文件.H
............................................\说明.h.txt
............................................\STC-GPRS-DTU.uvopt
............................................\STC-GPRS-DTU.LST
............................................\STC-GPRS-DTU.OBJ
SIM900A GPRS-GPS-STC板--GPRS透传模式--V1版本

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