Add an external S-meter on any Icom amateur radio transceiver that has a CI-V control port.

Tester may block hardwired sensors of common burglary alarms and access systems so protected zone is open, even if the system's in arm mode.

This project explains how to update ESP8266 firmware to support AT commands of AI-Thinker vendor.

Using millis in Arduino to time things.

How to connect A6 GSM GPRS module with Arduino and also work with “AT” commands.

Check internal connections RJ45 cable, standard cable, crossover cable, and special cables.

Learn how to submit your Arduino-based project. It may even get featured on the Arduino social channels!

A short tutorial to start programming Arduino Uno without using the Arduino IDE.

We'll create a signal generator using DDS techniques and evaluate its performance using a picoMeter, the world's smallest wireless DSO.

Calibrating Atlas Scientific's EZO pH sensor using Arduino Uno.

Three ways to use Arduino as a USB to TTL converter. Helpful one!

Create a digital watch for Arduino combined with a 16x2 LCD Keypad Shield and using YAKINDU Statechart Tools.

In this tutorial, I will show you how to install the dark theme for your Arduino IDE for the reason of overexposure to the screen light.

Easy way to control variables with one rotary encoder and OLED display.

You need to send a command to Arduino.

Sketch of transistor tester project from Karl-Heinz Kübbeler, so it's much simpler to study, modify, verify and upload to an Arduino.

Keypads are used in all types of devices, including cell phones, fax machines, microwaves, ovens, door locks, etc.

Here I want to tell you how to make incremental encoder from stepper motor.

Step by step on how to program a ATtiny85 microcontroller with Arduino Uno development board.

But why?

Serial communication in Arduino.

Have a successful connection between Arduino and Raspberry Pi using I2C Communication Protocol.

Equipped with a keyboard, Ethernet Shield and LCD monitor, is able to execute built-in command and even to send command to a telnet server!

Servo!!! The motor for Robots