基于PIC18F26K22的Modbus空调控制终端设计

摘要

This paper presents the remote monitoring system for air-condition and the related operation system which use standard field bus of Modbus,can transfer the data by series port of RS-485 communication,check the device state on site, and provide intelligent control for air-condition.%　　本文介绍了空调远程监控系统及其相关操作系统，这一系统采用标准的Modbus现场总线技术，通过RS一485串行通信接口进行传输，还可以查询现场设备的运行状态，为空调系统提供智能控制。