http://davidjwatts.com/youtube/esp8266/esp-convertHTM.html . . .
Davidjwatts.com: HTML Conversion for the Arduino IDE

http://davidjwatts.com/youtube/esp8266/esp-convertHTM.html . . .
ESP8266 DS18B20 Temperature Sensor Web Server with Arduino IDE – output XML data /* This example code is in the public domain. */ #include <ESP8266WiFi.h> #include <ESP8266WebServer.h> #include <OneWire.h> #include <DallasTemperature.h> // Data wire is plugged into pin D1 on the ESP8266 12-E – GPIO 5 #define ONE_WIRE_BUS 5 // Setup a oneWire . . .
More information: http://puaks.blogspot.bg/2018/02/arduino-uno-vs-sdm120.html More information: http://puaks.blogspot.bg/2018/02/arduino-uno-vs-sdm120.html . . .
/** * Modbus slave example 2: * The purpose of this example is to link the Arduino digital and analog * pins to an external device. * * Recommended Modbus Master: QModbus * http://qmodbus.sourceforge.net/ */ #include <ModbusRtu.h> #define ID 1 Modbus slave(ID, 0, 0); // this is slave ID and RS-232 . . .
Read Voltage from Eastron SDM230 Modbus Smart Energy Meter with Modbus Protocol using Arduino Used: Eastron SDM230 Modbus Smart Energy Meter with Modbus Protocol: https://sigma-shop.com/sdm230-modbus-energy-meter.html KMtronic DINO Board (Arduino compatible with RS485 interface): https://sigma-shop.com/web-internet-ethernet-controlled-relay-board-arduino-compatible-rs485-usb.html Arduino code NOTE: RS485 Control pin: 3, SPEED 2400 /* *** KMTRONIC . . .