Counter 0 thru F hex down swt binary leds reset

395

06:17:57

Counter (up and down, switch selected) to
Binary to 7-segment decoder to
7 segment display
Reset push button (to 0 or F)
4 leds show binary status (LSD, right)
Logic train input, adjustable 
Colored boxes for continuity to distant objects (RESET to push button)
Adjustable logic train can be be slowed to show 4-led binary counting progression corresponding to 7-segment display 
Carry (up) and Borrow (down) Leds

published 3 years ago

wyoelk

3 years ago

http://everycircuit.com/circuit/5871471181955072 shows both digital and analog setups

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