007810ce9f4b001a13e4b7c14d191e8e

利用带有I2C总线接口的日历时钟芯片DS1337

#include "adc0832.h"

#define uchar unsigned char
int main (void) __attribute__ ((weak, alias ("alt_main")));
int alt_main (void)
{ 
  uchar temp;
  double td;
  while(1)
  {
    temp=adc0832();
    td=temp*5/255.0;
    shortdelay();
  }
}