I’m using: SWI-Prolog version 8.2.4 on debian bookworm Why I can’t: tell(’/dev/midi’). ? Back again and greetings, Gerhard

[image] Gerhard: Why I can’t: tell(’/dev/midi’). ? Did it give you an error when you did it?

Thank you for your quick response! Last time I’ve written tell('/dev/midi2'),write(144),write(60),write(64),told. it gave error messages – not now. I don’t know why. Sorry for the noise. But obviously there is another mistake in the code above. Grüße, Gerhard

Hi together! The following code does, what I expect. On other machines midi2 could be midi1 or else. as :- 'spiel Akkord'( 60, 58, 55, 52, 2.2 ), 'spiel Akkord'( 60, 57, 53, 51, 2.2 ). 'spiel Akkord'( S, A, T, B, Dauer ) :- m_out( 144, B, 64 ), m_out( 144, T, 64 ), m_out( 14…

Tell('/dev/midi')

Help!

EricGT January 4, 2022, 3:42pm 5

If I understand your problem correctly.

See: I/O problem - #3 by jan

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Tell('/dev/midi')

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