Newbie needs help - Parallel port exchange and ext.mem, ADC

Lê Khánh Vinh · Jan 1, 2019

Please help me about principle of this circuit. Its so complicate. Thank you

You can see detail at my proteus file:

ericgibbs · Jan 1, 2019

hi,
Welcome to AAC.

Please post your attempt at solving the problem, so that we can advise you.
E

Norfindel · Jan 1, 2019

You will need to make that a picture for we to see the schematic.

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