File list (Check if you may need any files):
SIM900A GPRS V1 0526
....................\GPRS
....................\....\log.txt
....................\....\logtcp.txt
....................\....\sockettoolv25.exe
....................\....\TCP-UDP服务管理 V3.01.exe
....................\串口调试助手V2.2.exe
....................\代码
....................\....\MCU
....................\....\...\51-STC-avr程序说明.pdf
....................\....\...\51-STC-TC35发送接收程序例程(开机就发送)
....................\....\...\51-STC-TC35发送接收程序例程(开机就发送).rar
....................\....\...\.......................................\51-STC-TC35发送接收程序例程(开机就发送)
....................\....\...\.......................................\.......................................\Debug
....................\....\...\.......................................\.......................................\.....\vc60.idb
....................\....\...\.......................................\.......................................\.....\vc60.pdb
....................\....\...\.......................................\.......................................\HEAD_IO.H
....................\....\...\.......................................\.......................................\STARTUP.A51
....................\....\...\.......................................\.......................................\STARTUP.LST
....................\....\...\.......................................\.......................................\STARTUP.OBJ
....................\....\...\.......................................\.......................................\TC35MOK.C
....................\....\...\.......................................\.......................................\TC35MOK.LST
....................\....\...\.......................................\.......................................\TC35MOK.OBJ
....................\....\...\.......................................\.......................................\TC35模块
....................\....\...\.......................................\.......................................\TC35模块-51-STC51.opt.bak
....................\....\...\.......................................\.......................................\TC35模块-51-STC51.Uv2.bak
....................\....\...\.......................................\.......................................\TC35模块-51-STC51.uvopt
....................\....\...\.......................................\.......................................\TC35模块-51-STC51.uvproj
....................\....\...\.......................................\.......................................\TC35模块-51-STC51_Opt.Bak
....................\....\...\.......................................\.......................................\TC35模块-51-STC51_Uv2.Bak
....................\....\...\.......................................\.......................................\TC35模块-51-STC51_uvopt.bak
....................\....\...\.......................................\.......................................\TC35模块.c
....................\....\...\.......................................\.......................................\TC35模块.hex
....................\....\...\.......................................\.......................................\TC35模块.lnp
....................\....\...\.......................................\.......................................\TC35模块.LST
....................\....\...\.......................................\.......................................\TC35模块.M51
....................\....\...\.......................................\.......................................\TC35模块.OBJ
....................\....\...\.......................................\.......................................\TC35模块.Opt
....................\....\...\.......................................\.......................................\TC35模块.plg
....................\....\...\.......................................\.......................................\TC35模块_Opt.Bak
....................\....\...\.......................................\........