这是一个用52来触摸液晶屏的keil工程，外面接有一个DS1302时钟芯片，也有相关驱动程序，还有一个ds18b20也有相关代码，另有 个口用来启动电机，代大家参考-This is a used 52 to touch the LCD screen of keil works outside then have a DS1302 clock chip, but also have the relevant driver, there is a DS18B20 also have the rele