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Controlling the Launchkey MK3’s features
Some of the Launchkey MK3’s features can be controlled by MIDI messages. All functionality described
in this chapter are accessible through the LKMK3 DAW In / Out (USB) interface only.
Arpeggiator
The Arpeggiator may be controlled by Control Change events on Channel 1 (Midi status: B0h, 176) on
the following indices:
- 6Eh (110): Arpeggiator On (Nonzero value) / Off (Zero value).
- 55h (85): Arp type. Value range: 0 – 6, see below.
- 56h (86): Arp rate. Value range: 0 – 7, see below.
- 57h (87): Arp octave. Value range: 0 – 3, corresponding to octave counts 1 – 4.
- 58h (88): Arp latch On (Nonzero value) / Off (Zero value).
- 59h (89): Arp gate. Value range: 0 – 63h (99), corresponding to lengths 0% - 198%.
- 5Ah (90): Arp swing. Value range: 22h (34) – 5Eh (94), corresponding to swings -47% - 47%.
- 5Bh (91): Arp rhythm. Value range: 0 – 4, see below.
- 5Ch (92): Arp mutate. Value range: 0 – 127.
- 5Dh (93): Arp deviate. Value range: 0 – 127.
Arp type values:
- 0: Up
- 1: Down
- 2: Up/Down
- 3: As Played
- 4: Random
- 5: Chord
- 6: Mutate
Arp rate values:
- 0: 1/4
- 1: 1/4 Triplet
- 2: 1/8
- 3: 1/8 Triplet
- 4: 1/16
- 5: 1/16 Triplet
- 6: 1/32
- 7: 1/32 Triplet
Arp rhythm values:
- 0: Note
- 1: Note – Pause – Note
- 2: Note – Pause – Pause – Note
- 3: Random
- 4: Deviate