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 ...

Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This ...

Posted in Arduino Hacks, green hacks Tagged arduino, arduino mega, control, efficiency, Heat pump, inverter, repair, swimming pool ...

These are the best 55-inch TVs around right now, featuring smart, 4K, HDR and OLED 55-inch TVs.

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 ...

For home HVAC systems, heat pumps seem to be the way of the future. When compared to electric heating they can be three to four times more efficient, and they don’t directly burn fossil fuels… ...

From the Switch to the Steam Deck, we think these are the handheld gaming consoles you can buy right now - rated and reviewed ...

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

Our list of the best TVs of the year includes budget-friendly models and top-shelf flagships ...

jm_LCM2004A_I2C Arduino Library. Contribute to jmparatte/jm_LCM2004A_I2C development by creating an account on GitHub.

Arduino library for TinyUSB. Contribute to adafruit/Adafruit_TinyUSB_Arduino development by creating an account on GitHub.

Nokia 220 4G phone. Announced Jul 2019. Features 2.4″ display, 1200 mAh battery, 24 MB storage, 16 MB RAM.