Power Supply

555 Timer IC (3s CLK Output)

CD4017 LEDs 1-8

CD4017 LEDs 9-16

CD4017 LEDs 17-24

CD4017 LEDs 25-32

CD4017 LEDs 33-40

CD4017 LEDs 40-48

48-LED Array with Drivers (3s per LED Group)

Carry Out

Carry Out

Carry Out

Carry Out

Carry Out