Dachboden Robot Logo PCB badge

PCB Art badge using 2020 WS2812B SMD LEDs, attiny45 MCU and light_ws2812 library.

Detailed writeup can be found here

Programming

To build the firmware, you need the avr-gcc toolchain and a USBtinyISP (which you can buy for a few euros on AliExpress etc.)

cd firmware
make all

Then, with the programmer connected to the test points on the back of the badge, run:

make fuses
make program

to flash the firmware onto the badge.