时钟芯片DS1302读秒C程序加仿真图，可以扩展读其他的数据-Countdown clock chip DS1302 processes in simulation Figure C

这是一个AVR单片机的开发环境是ICC7的DS1302时钟芯片的驱动程序，已经测试成功。-This is an AVR microcontroller development environment ICC7 DS1302 clock chip driver has been tested successfully.