There is simple circuit for Digital Clock that i ever simulated in proteus. It only use counter IC (74LS90), AND gate (74LS08) and decoder seven segment (74LS47). And 555 for clocking. You can try or improve it.
for isis proteus file download here
ane pernah buat, tapi bingung biar bisa akurat karena cukup sulit membuat sumber clock 1Hz yang presisi . . .
ReplyDeleteyup btul sulit buat sumber clockx..
ReplyDeletebtw makasih kunjunganx