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 communications, containing proteus simu

用两片AVR（ATmega16）单片机 实现双机通信（双向，并带反馈）。开发环境为ICCAVR。文件中不但有完整的源代码，还有用PROTEUS作的仿真图。-With two AVR (ATmega16) single-chip dual machine communications (two-way, and with feedback). Development environment for ICCAVR. Document not only complete source code, bu

51单片机多机modbus 主从通讯程序 Proteus仿真串口485。(51 microcontroller multimachine modbus main from the communication program procus simulation serial port 485.)