仿真了常用单片机器件，自己写的，包含1602 6264 8255 4*4按键 ADC DAC 数码管 LED 串口，继电器，直流电机等，将它们综合一起仿真，完整的程序 -Simulation of a common microcontroller devices, to write, including 1602626482554* 4 buttons ADC DAC digital LED serial ports, relays, DC motors, etc., they are inte