实时时钟读写代码，项目内已使用，运行正常！#ifndef __R8010_H #define __R8010_H #define _nop() _nop_() #define unchar unsigned char #define unint unsigned int #define unlong unsigned long sbit scl = P4^4; sbit sda = P2^0; extern unchar time_buf1[8]; //= {20,18,7,4,8,8,8,4