数值时钟pc版，内置实时模块，结合89C51单片机控制实现其时钟功能-The the numerical clock pc version, built-in real-time module, combined with the 89C51 microcontroller control the clock function

易语言程序 易语言模块源码 桌面透明背景时钟-Easy language program easy language module source desktop background transparent clock