RS485多机通信（主机发送，从机接收） 基于ATmega16单片机，内有proteus住址原理图。-RS485 Multiprocessor Communication (host sends, receives from the plane) based on ATmega16, there proteus schematic address.

RS485多机通信（主机呼叫从机，从机返回数据） 基于AVR mega16单片机，实现RS485通信，内含proteus仿真图。-More than 485 machine communication (calls from the host machine, from machine to return data) based on AVR mega16 single chip to achieve RS485 communica