SIM300和GTM900C的GPRS收发程序，包含DS1302时钟、LCD显示功能代码。-SIM300 for GPRS transceiver and GTM900C procedures, including the DS1302 clock, LCD display code.

This is atmega128 based program written in embedded C. It contains the avrstudio project folder. The code can be used to develop UART, LCD applications.