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Author Topic: A3000 MIDI or serial port problems  (Read 1773 times)

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Offline krashan

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Re: A3000 MIDI or serial port problems
« on: January 12, 2019, 04:23:23 PM »
The difference is power. Nullmodem cable does not need any power on serial port. MIDI cables will either need both +12 V and –12 V, or just +12, depending on internal design.