diy projects
ATtiny816 PCB Business Card Runs 21 LEDs on Harvested NFC Power
No battery, no charging port. This PCB business card harvests power from your phone's NFC field to run an ATtiny816 and light 21 Charlieplexed…
diy projects
AkiraConsole: ESP32-S3 Handheld for Hacking, RF, and Retro Gaming
Meet the AkiraConsole: an ESP32-S3 handheld packing LoRa, sub-GHz, NFC, and a 2.8-inch LCD for hardware hacking, RF testing, and retro gaming on the…