pic source code for controlling an Siemens GSM modem in PPP mode, reading an RFID with 125Khz

GSM 实现短信PDU方式的收发功能,根据接收内容判断信息。固定的手机号码发送信息。-GSM SMS PDU mode to achieve transceiver functions, according to the received content determination information. Fixed phone number to send message.