有时候我们会遇到串口不够用的情况 这里是利用51单片机编写的软串口程序-51 MCU prepared using the soft serial port program

利用51单片机实现控制西门子tc35完成打电话和发短信等功能-The use of 51 MCU control Siemens tc35 complete the call and send text messages and other functions

51单片机串口通过AT指令控制GPRS发送接收短信，并显示在LCD上，包括显示和串口，AT指令的底层驱动-51 MCU GPRS AT commands via the serial port transmit and receive text messages, and displayed on the LCD, including display and serial, AT commands underlying driver