MIDI on RPi- notes but no sound

[nlb]

Hi

play 60 gives you sound ?

Have you try to add use_real_time as a first line ?

Midi sync vs. control

This is probably an easy beginner error. This code works fine: note = 0 use_synth :dsaw live_loop :midi_piano do use_real_time note, velocity = sync "/midi:mio:0:1/note_on" end live_loop :midi_cc do use_real_time controller, value = sync "/midi:mio:0:1/control_change" play note, amp: value / 127.0 if controller == 2 end But, this code doesn’t and I don’t understand why. The only difference is that it creates the play on the synth at the top as s, then uses control s to change the…