Last time, we used a light sensor to measure the ambient brightness with an Arduino. When the light hitting the light sensor ...

Back in November 2025, we wrote about the Brainchip AKD1500 PCIe/SPI Edge AI co-processor designed for low-power systems and ...

This Nixie-inspired ESP32 clock uses ST7789 LCDs to mimic the tubes affordably. ESP32-S3 controls each tube via small round ...

These days, we often forget that "smartphone" is short for "smart telephone," and that it was originally a phone. Compared to ...