The project aims to construct a 9-digit pulse counter based on MC14453 3-digit BCD counter in order to count the number of pulses arriving at the input of the circuit. The MC14453 3-digit BCD counter ...
AFX slot car sets are very enjoyable but you can increase the fun with a lap counter. This circuit will count from 00 to 99, with independent counters for each track. The sensing device used is a Hall ...
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