说明：  DS1302读写一体化C51源程序 以下引脚定义部分根据实际接线情况作适当调整 sbit TIMECLK = P1^0 sbit TIMERST = P1^1 //禁止DS1302 sbit TIMEIO = P1^2 //释放数据总线
(C51 source integration DS1302 to read and write the following definition of part-pin wiring in accordance with the actual situations properly adjust sbit TIMECLK = P1 ^ 0 sbit TIMERST = P1 ^ 1// prohibited DS1302sbit TIMEIO = P1 ^ 2// release data bus)