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MIDI CCs & Events

Robert Hargreaves edited this page Jul 27, 2024 · 20 revisions

Events

The following MIDI events are supported:

  • Note On/Off
  • Pitch Bend (±2st)
  • Program Change (selects FM preset or PSG envelope)
  • Universal SysEx Messages
  • Reset (resets all parameters)

Control Changes (CCs)

These are supported across FM and PSG channels:

CC Description Effect Values
5 Portamento Time Otherwise known as glide rate (constant rate). Initial value is 64. 0: Shortest
127: Longest
7 Channel Volume Output Operator Total Level (FM),
Attenuation (PSG)
0 - 127: Logarithmic
10 Panning Stereo 0 - 31: Left
32 - 95: Centre
96 - 127: Right
65 Portamento On/Off Enables portamento/glide for concurrently played notes (legato style). Only effective for static/monophonic channels. 0 - 63: Off
64 - 127: On
120 All Sounds Off Same as CC 123 Any
121 Reset All Controllers Reset MIDI parameters and dynamic channel mappings (dynamic mode only) Any
123 All Notes Off Key Off (FM),
Max. Attenuation (PSG)
Any
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