这是利用CH452芯片连接键盘可用两线控制 LCD5110液晶显示加MSP430G2553单片机控制测试程序已在我单片机上运行 正确 内有详细的说明注释-CH452 chip to connect the keyboard can be used two-wire control LCD5110 LCD plus MSP430G2553 microcontroller control testing procedures detailed Explanatory notes in my micr

程序功能为51单片机通过三线串口操作CH452，CH452驱动8位数码管正常显示以及显示数据的更新。51单片机通过模拟CH452串口操作时序向-The program features 51 microcontroller via a three-wire serial interface operation CH452, CH452 driver 8 digital tube display properly, and display data update. 51 single-chip C