Relay Driver Board, 21 Channels, 12V, Arduino 2560 shield, Node Red, MQTT, W5100 Ethernet

mathad

Published March 02, 2021

Components

Hardware components

WIZnet - W5100 ethernet shield

x 1

Arduino 2560 Mega

x 1

Raspberry Pi Zero

x 1

Software Apps and online services

Arduino

x 1

EasyEDA Project

x 1

Original link: https://youtu.be/ZOzFaQZjA94

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Let's see how to send GET data via a GET request to a web server using the Ethernet W5100 Shield.

Arduino W5100 Get

Wiring W5100 Ethernet Shield with ThingSpeak IOT Server

This sketch requires the use of a W5100 or W5500 ethernet adapter and optionally supports either an Adafruit ADS1115 ADC and MCP4725 DAC dev

io-over-tcp-modbus-arduino-mach4

Update: Arduino W5100 Ethernet (Clone) and other nightmares... ChatGPT

Demonstrating W5100 module is the better Ethernet connectivity module as it leaves more memory for our program

Working With the Funduino W5100 Ethernet Module

SD memory card + LCD Display + solar panel + RTC DS1302 + Thernistor 10K

W5100 Ethernet shield data logger

DMX by Ethernet with Wiznet w5100