#define Widget_Btn_SW1 V1 //ปุ่ม เปิด-ปิด SW1 #define Widget_Btn_SW2 V2 //ปุ่ม เปิด-ปิด SW2 #define Widget_Btn_SW3 V3 //ปุ่ม เปิด-ปิด SW3 #define Widget_Btn_SW4 V4 //ปุ่ม เปิด-ปิด SW4 #define ...

This sketch requires the use of a W5100 or W5500 ethernet adapter and optionally supports either an Adafruit ADS1115 ADC and MCP4725 DAC device (or both). The program ...

In the domain of IoT and automation, the book Coding Modbus TCP/IP for Arduino offers a comprehensive exploration into the integration of Modbus TCP/IP communication with Arduino. This book provides a ...

Modbus is a Serial Communication protocol which was discovered by Modicon in 1979 and it is used for transmitting data over serial lines between the industrial electronic devices. RS-485 Modbus uses ...

Welcome to my quick review of an inexpensive 2-channel 5V relay module controlled via RS485 bus utilizing Modbus RTU protocol. As claimed by some online sellers, this easy-to-get Modbus RTU 2-Channel ...

Abstract: This paper explains how to set up the communication between PLC and Arduino based on Modbus Protocol. PLC is a master and Arduino is a slave. A Fx2N-48MR, a Fx2N-485BD, an Arduino main board ...

circuitdigest_preprocess_comment(Array, 'comment', Array) call_user_func_array('circuitdigest_preprocess_comment', Array) (Line: 261) Drupal\Core\Theme\ThemeManager ...

The concept of automation is getting popularity among people these days and many of them control their lighting, climate, etc remotely at their homes. Several microcontrollers or microprocessors can ...