Controller for the string of RGB LEDs

CPU: ATtiny45

Bill of materials:

C3	10uF ceramic
U1	ATtiny45-20SU

Pin-out:

PB0 header:
	2: Button 1
PB1 header:
	2: DATA
PB2 header:
	2: CLK
PB3 header:
	2: Button 2
PB4 header:
	2: Button 3