2.2.0 Arduino Connection Diagram: The Master Arduino and Slave Arduinos are connected using the RS485 Module to enable Modbus (RS485) communication between them. The D8 pin is used as the Modbus ...

I checked several Arduino projects and related libraries available online but was confused. Finally, I decided to do my first test with the help of a Windows 10 computer as the host. First, I ...

The following schematic shows the details of the module ... type: arduino wifi: ssid: !secret wifi_ssid password: !secret wifi_password output_power: "8.5" uart: rx_pin: 20 tx_pin: 21 parity: EVEN ...

Most Elektor readers are probably already familiar with the Espressif NodeMCU module and the Arduino IDE. If you fit that category, you can skip this introduction and go straight to the description of ...

It is divided into two parts such as Modbus Master and Modbus Slave. In RS-485 Modbus network there is one Master and 127 Slaves each with unique address from 1 to 127. In this MAX485 Arduino project ...

In order to use the WLAN module with the Modbus protocol, you first have to load the required firmware. For this, remove the NodeMCU board from the Modbus board and connect it to a USB port on your ...