In this section you can find articles related to Arduino, ESP8266, NodeMCU, etc.
¿Estás pensando en usar la ESP32 Relay Board x8 para tus proyectos de domótica, automatización o riego? En esta guía te explico de forma clara y práctica todo lo que necesitas saber para comenzar: qué es esta placa, cómo funciona y cómo puedes programarla desde cero. Aunque este contenido acompaña a un vídeo donde se … Read more
Let's see how we can generate a variable voltage with Arduino, ESP8266 and ESP32 using different techniques.
A Gateway that allows you to receive signals sent with ESPNOW and forward them as MQTT messages.
ESP-NOW is a "new" radio communications protocol supported by the ESP8266 and ESP32, developed by Espressif, its manufacturer, which allows very fast data transmissions (and when I say very fast, I mean very fast). Its main objective is to replace Wifi to allow much lower power consumption and thus greater autonomy ... Read more
CO2 meter with colour display and Bluetooth connection. Take it with you everywhere and measure the air quality discreetly and at any time.
One of the best options. In some cases it is even the only recommended option.
CO2 meter with App for Android and iOS, via Bluetooth, official from the sensor manufacturer Sensirion
This CO2, temperature and humidity sensor is much more than just a pretty face on a slim body...
