Cathode ray tubes (CRTs) are a fascinating display technology that has been largely abandoned outside of retro gaming and a few other niche uses. They use magnets to steer a beam of electrons ...

Last year, Semtech released the LR2021 LoRa Plus transceiver chip, designed to address the low data-rate issue associated with LoRa, but surprisingly, ...

Waveshare has introduced an affordable development board featuring a 4.2-inch, 400 x 300-pixel sunlight-readable RLCD display that mimics the look of E-paper, paired with an ESP32-S3 processor ...

Waveshare is now selling a cheap dev board that combines a 4.2 inch, 400 x 300 pixel RLCD sunlight-readable, black and white “E-paper-like” low-power display with an ESP32-S3 processor featuring ...

They're reference designs for a reason.

Arduino is a microcontroller designed for real-time hardware control with very low power use. Raspberry Pi is a full computer that runs operating systems and handles complex tasks. Arduino excels at ...

New CodeCell C6 board adds Wi-Fi 6, Bluetooth 5, and Zigbee support plus Home Assistant compatibility, making sensor automation setup easier.

Arduino test code is run to see if the sensors are working properly, with built-in LED flashing when the sensor is triggered, and turning off when the sensor is released. The testing of the keys ...

D0WD, a low-cost alternative to LilyGo T-Display, lets you mirror your desktop monitor over Wi-Fi with an ESP32 ...

The Uno Q is Arduino’s Linux-capable version of its Uno. The board is based on a pair of processors: the quad 2GHz Arm Cortex-A53 QRB2210 from Qualcomm for the operating system and the 160MHz ...

Fidget toys are everywhere these days. A particularly popular type simply puts some keyboard switches on a plate to provide a certain type of clicky satisfaction. [wjddnjsdnd] took that concept a ...

They’re harnessing it to help directors prepare, debate, and decide. by Stanislav Shekshnia and Valery Yakubovich In 2014 Hong Kong–based Deep Knowledge Ventures formally appointed an algorithm to its ...