Learn how to send temperature and humidity data from a DHT11 sensor to your phone via SMS every minute using the SIM900 GSM shield and Visuino software. Step-by

Step‑by‑step guide to set up SIM900 GSM shield, configure Visuino, and send SMS with Arduino. Includes circuit diagram, code generation, and testing tips.

The AD9850-based VFO provides a clean, sine-wave alternative to square-wave oscillators, ensuring your HF receiver remains free from unwanted harmonic inThe AD9850-based VFO provides a clean, sine-wave alternative to square-wave oscillators, ensuring your HF receiver remains free from unwanted harmonic interference.

Full development of a custom BLDC motor controller PCB — from Altium Designer schematic to SMT assembly. Manufactured at TJHXPCB, Tianjin, China.

In this project, we build a long-range appliance control system using a combination of BLE and LoRa communication.

Visuino How to Use Pulse Width Modulation (PWM) to Change Brightness of a LED: In this tutorial we will use a LED connected to Arduino UNO and Visuino to make a

Learn how to build a sound‑responsive LED ring using Visuino, Arduino Nano ESP32, WS2812B LEDs, and a mic module. Step‑by‑step guide for beginners.

In this guide, we will first understand how the L293D shield works and then implement a practical servo motor control setup using Arduino UNO.

Step-by-step guide to set up a SIM900 GSM shield on an Arduino, program it in Visuino, and use two pushbuttons to initiate and terminate phone calls.

How to Use PCF8574 GPIO Extender With Arduino or ESP32: If you require more pins for your project to connect more buttons, sensors or LEDs, GPIO expanders can h

Make colored bricks play music.

Arduino New Year's Eve Fireworks: Make a New Year's Eve Fireworks using Arduino and the ST7735 lcd.Watch the Video! Project file can be downloaded below.