STC89C52RC系列51单片机控制DS1302时钟芯片和LCD1602显示时间asm源码及hex代码打包，不同I/O口，可能需要稍微改写-STC89C52RC series of 51 single-chip control DS1302 clock chip and LCD1602 display time asm source code and hex code package, the different I/O port, you may need some redrafting