“Have you ever thought about mounting a digital scale using an ESP32 and a sensor (known as a load cell)? Today, I’ll show you how to do this through a process that also allows for other laboratory tests, such …

“The home air conditioner is the first thing I want to connect to the Smart Home system because we can order the air conditioner before reaching the room. Come back and meet the cool air. Welcome. And if you use …

“This is a self-contained computer with its own display and keyboard, based on an ATmega1284, that you can program in the high-level language Lisp: You can use it to run programs that interface to components such as LEDs and push-buttons …

“Are you familiar with SNMP (Simple Network Management Protocol)? Its used to control services and equipment on the Internet, as well as for device management in IP networks. I decided to use it in a project similar to one that …

“I made this handheld a year ago. Now I want to share this project if someone else would like to build it. First step is to build the hardware. This design is really simple. All you need is an Arduino …

“In this guide we will create a simple knob sketcher toy using a graphical display and two potentiometers, also known as trim pots or just pots. We’ll go over the basic idea of drawing a pixel to the display …

“This is a weather station based on an ATtiny85 and an Adafruit Bosch BME280 sensor breakout. It displays the atmospheric temperature, pressure, and humidity on a 96x64 SD1331 colour OLED display. It uses my Widget Dashboard to display the values …

“A power supply is an essential device when you are working with electronics. If you want to know how much power your circuit is consuming, you will need to take voltage and current measurements and then multiply them to get …

“The W-GM Counter based on an ESP32 chipset (Heltec WIFI kit-32 with OLED) is a fork of the Ethernet C-GM Counter and costs (27$/22) about half price of the C-GM Counter. This D.I.Y low …

“Summary: This Arduino based timer can switch one 220V light at dusk, dawn or specified time. Introduction: Some of the lights in my house are automatically switched on at dusk, until either a pre-set time or until dawn (all night …