按键通过89C51控制12864液晶显示和时钟显示及其他应用-Button control 12864 LCD

这是单片机的程序，89c51，用于测量占空比的相关代码，里面用的不是数码管，是lcd显示屏，- This is a single-chip program, 89c51, for measuring the duty cycle of the relevant code, which is not used in digital control, is lcd display,