MIDI Byte          | Purpose
(MD SYSEX init)    |
        0x40       |
          n        | See below
          a        | See below
        0xF7       |

n      | a         | Purpose

0x00   |           |
0x01   | any       | Toggle KIT menu
0x02   | any       | Toggle LFO menu
0x03   | a > 0x64  | Hold up arrow
       | a <= 0x64 | Release up arrow
0x04   | a > 0x64  | Hold down arrow
       | a <= 0x64 | Release down arrow
0x05   |           |
0x06   |           |
0x07   | a > 0x64  | Hold record button
       | a <= 0x64 | Release record button
0x08   |           |
0x09   | any       | Play/Pause
0x0A   | a > 0x64  | Hold Stop button
       | a <= 0x64 | Release stop button
0x0B   | any       | Toggle classic/extended
0x0C   | any       | Toggle bank group
0x0D   | a > 0x64  | Toggle accent window
0x0E   | a > 0x64  | Toggle swing window
0x0F   | a > 0x64  | Toggle slide window
0x10   | a > 0x64  | Hold step trig 1
       | a <= 0x64 | Release step trig 1
..
0x1F   | a > 0x64  | Hold step trig 16
       | a <= 0x64 | Release step trig 16
0x20   | a > 0x64  | Bank select 0 hold
       | a <= 0x64 | Bank select 0 release
..
0x23   | a > 0x64  | Bank select 3 hold
       | a <= 0x64 | Bank select 3 release
0x24   | any       | Toggle tempo window
0x25   | a > 0x64  | Hold function
       | a <= 0x64 | Relase function
0x26   | a > 0x64  | Hold left arrow
       | a <= 0x64 | Release left arrow
0x27   | a > 0x64  | Hold right arrow
       | a <= 0x64 | Release right arrow
0x28   | any       | Press yes
0x29   | any       | Press no
0x2A   | a > 0x64  | Hold scale button
       | a <= 0x64 | Release scale button
0x2B   | any       | Toggle scale window
0x2C   | a > 0x64  | Toggle mute window
0x2D   | any       | Toggle pattern/song mode
0x2E   | a > 0x64  | Toggle song window
0x2F   | a > 0x64  | Toggle global window
0x30   |           |
0x31   |           |
0x32   |           |
0x33   |           |
0x34   | any       | Copy
0x35   | any       | Clear
0x36   | any       | Paste
0x37
0x38
0x39
0x3A   | any       | Toggle synth page
0x3B   |
0x3C
0x3D
0x3E
0x3F
0x40   | a > 0x64  | Track select 1
..
0x4F   | a > 0x64  | Track select 16
0x50   | any       | Encoder 1 button press
..
0x57   | any       | Enocder 8 button press
0x5A   | any       | tap tempo