利用周立功Arm模拟多台综合保护器的485通讯功能，仿真监控设备与综保的通讯。-Arm Ligong week simulation using multiple integrated protection device 485 communications, emulation Integrated security monitoring equipment and communications.

avr单片机SCM利用485通通信的源程序和仿真程序可直接使用。 -avr SCM SCM source 485 through communication and simulation program can be used directly.

485 全双工通信及proteus仿真,用单片机模拟485全双工通信的通信过程-485 full-duplex communication and proteus simulation, single-chip analog 485 full-duplex communication communication process

rs485串口通信Proteus平台下仿真PC机到51单片机的RS485数据通讯，-Under rs485 serial communication to the PC simulation Proteus platform 51 single RS485 data communications,