以倉庫智能改造為背景,主要介紹單片機(jī)和上位機(jī)之間通信網(wǎng)絡(luò)和通信協(xié)議的選擇,MODBUS協(xié)議通信指令和功能碼使用,重點(diǎn)闡述了基于RS-485總線的MODBUS通信協(xié)議在上位機(jī)和單片機(jī)之間的串行通信,實(shí)現(xiàn)上位機(jī)對單片機(jī)設(shè)備的遠(yuǎn)程控制和信息采集的功能。Based on the intelligent warehouse transformation as the background,mainly introduces between MCU and PC communication network and the choice of communication protocol,instruction and the function code using the MODBUS protocol communication,expounds the MODBUS communication protocol based on RS-485 bus serial communication between PC and single chip microcomputer,PC remote control of single chip computer equipment and the function of information collection.
標(biāo)簽：
RS-485總線
modbus
單片機(jī)
上傳時(shí)間：
2022-03-26
上傳用戶：
