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the purpose of this circuit is only sequential led, from the circuit I made, the output of the hc595 runs alternately from QA to QG, but the output is not a 5v led, but 12v. so I use a mosfet to drive the led.
when I turn it on, this circuit doesn't run sequentially. I am using AO3400A type...
i need help regarding ic 74hc595. i have a circuit like in the picture i included. the main problem is when i connect it to the 12v adapter, the output becomes out of sequence, this circuit should work turning on the output from Q0,Q1 to Q7.
some of the things I've done:
1. Provide a decoupling...
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