AVR，温度计加时钟芯片，有1302和PCF8563,有PCB和原理图及程序。使用18b20测温。编程环境为CVAVR。一个产品。-use ds1302 and pcf8563 with AVR chip to measure temperature and display time.

DS1302+DS18B20+lcd1602 构成的AVR时钟系统，包括proteus仿真 及原代码-DS1302+ DS18B20+ lcd1602 constitute the AVR clock systems, including simulation and the original code proteus