Circuit Diagram 01
BCD Counter circuit use for count up to 0-9. NE555 timer use to make pulse to drive counter part of circuit, but you can add debounce less switch ( Circuit Diagram 02) without timer.
For real world simulation
Circuit Diagram 02
Parts List for Circuit Diagram 01
- Common Cathode 7 Segment
- NE555
- 74LS160
- 4511
- 330R
- 20K Preset
- 50K
- 0.1uF
- 10uF
BCD Counter Circuit 2
Circuit Diagram 03
This circuit diagram result is same as above circuit and you can add debounce less switch too.
Pars list for Circuit Diagram 03
- Common Cathode 7 Segment
- NE555
- 4026
- 100K
- 68K
- 10uF
- 1nF
Video Guide
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