Double Digit 0-99 UP Counter Circuit
A basic up counter used in our Queuing System.
Basically, this circuit uses 2 Half Adder ICs. This ICs are responsible of counting up and when it reaches 9, it increments the other half-adder and it resets itself.
Components used
2 Tact Switch
2 1K Resistors
2 74192 Half Adder
2 7447
2 7-Segment Anode