SerialUPDI Archives - Electronics-Lab.com

Adafruit released a newer and smaller ATtiny programmer – UPDI Friend

If you have ever programmed an AVR microcontroller with a USB to serial adapter, you should know how it sometimes gets messy with all the data and power wires. Therefore, Adafruit created a UPDI programmer tool that can program newer tinyAVR and megaAVR chips with only 3 wires! What is...