Learn how to easily adjust the contrast of a 1602 LCD display using Arduino. In this quick tutorial, I’ll show you a simple trick to control the contrast electronically, without relying solely on the ...

Here are the best TVs I've reviewed, including OLEDs and mini-LEDs, from top brands such as LG, Samsung and TCL.

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. I’ve been testing and reviewing the best TVs for nearly 30 years and have witnessed ...

APC issue 542 (February) is now available, ensuring you never miss another software update.

Need a compact, capable projector you can take with you for presentations on the road—or just to tote outside for backyard movies? Here's a look at the top-rated models we've tested.

Arduino GPS Tracker Circuit Diagram The Arduino GPS tracker circuit connects three main components: Arduino UNO R3, NEO-6M GPS module, and SIM800L GSM module. This design uses both hardware and ...

NDEF Library for Arduino Read and Write NDEF messages on NFC Tags with Arduino. NFC Data Exchange Format (NDEF) is a common data format that operates across all NFC devices, regardless of the ...

Adafruit IO Arduino Library This library provides a simple device independent interface for interacting with Adafruit IO using Arduino. It allows you to switch between WiFi (ESP8266, ESP32, ESP32-S2, ...