用DS1302制作的简易时钟，通过LCD1602显示，还附有DS18B20温度传感器，能检测当前温度。 内有完整的程序和PROTEUS仿真图。-Made simple clock using the DS1302 through the LCD1602 display, also with the DS18B20 temperature sensor, can detect the current temperature. With complete program and PROTEUS