SIM600 AT Commands Set 对学习GSM和GPRS模块学习的朋友，应该有帮助。-SIM600 AT Commands Set learning GSM 、GPRS module to learn a friend, it should be helpful.

对GSM模块收发短信是采用到的AT指令进行详细说明，可以说是用AT指令进行收发短信的程序思路流程。按照这个思路可以在串口调试助手上进行测试。对正在写短信收发的各位有很大帮助-GSM module to send and receive SMS using AT commands to carry out a detailed descr iption, it can be said for using AT commands to send and receive text messages t