USB ISP programmer with buffer for Atmel AVR microcontrollers based on the design by ladyada. More information can be found at https://learn.adafruit.com/usbtinyisp. Windows users may need to install a driver: https://learn.adafruit.com/usbtinyisp/drivers. Of course this is not necessary for linux and mac users.
ATtiny2313 RGB Pattern Generator
Almost everything is like the original project. I just replaced the buttons.
Original progect name: RGB Pattern Generator [[source](https://dselec.wordpress.com/generator/)]
Source here: https://dselec.wordpress.com/generator/