Reading Sensor values digitally with RS485 - Arduino Forum
2019年2月5日 · Hello everyone, I don't have much experience with the Arduino yet and am currently trying my first bigger project. However, I'm reaching my programming limits and look …
Using Arduino Mega2560/RS485 in modbus communication with …
2024年10月5日 · Hello everyone, I am currently working on a project that involves using an Arduino as a Modbus slave to communicate with an HMI (Human-Machine Interface) …
RS485 Serial communication (SOLVED) - Arduino Forum
2023年12月7日 · I am sending and receiving data to a Modbus slave using main Serial port of Arduino uno through TTL RS 485 converters. The data is successfully received by the Slave …
RS485 Issues, no data being recieved - Arduino Forum
2024年10月31日 · Just make a communication with your RS485 device with Serial1 (rx/tx pins where your shield is connected). I don't know if CANBUS shield is using serial or spi for …
Arduino master/slave communication using RS485 and Modbus …
2020年3月24日 · Hi to all! First time on the arduino forum and a total beginner regarding arduino modbus communication. I have a configuration: Master (Arduino MEGA ATmega2560), 2x …
RS485 and UART - Programming - Arduino Forum
2014年10月17日 · Hello everyone! So what I am trying to do is receive a command using UART and when that command is received send a message out on a RS485 module I have. So …
RS485 listener getting wrong bytes - Science and Measurement
2024年11月7日 · I am sending a known short stream of characters over RS485 from a host (PC) to a slave device (Love/Dwyer 32A PID). This system works correctly and i have verified the …
Modbus IP > FastLED WS2812B. [SOLVED] - Arduino Forum
2024年1月5日 · So I'm trying to make what I thought would be a simple project. I have a PLC that I want to control WS2812B strips with, via Arduino (Mega/2560) through RS485 Serial Modbus …
RS485 working example - Networking, Protocols, and Devices
2018年11月1日 · Rs485 Serial Communication Between Arduino Mega and Arduino Pro Mini. Rs485 Serial Communication protocol is capable of transmitting data to maximum distance of …
Trying to learn I2C (was RS485) to control things on my
2024年12月11日 · EDIT Since discovering that I2C was an easier and more appropriate method I have altered the title to reflect the new direction End of edit Hi all new here and relatively new …