It adds support for the transport control functions like Play, Stop, Record and Metronome.
- Drum button = Open FL Channel rack
- Tape button = Open FL Playlist
- Mixer button = Open FL Mixer
Create an OP-1 device folder inside the FL Studio hardware settings folder and
copy device_OP-1.py into it:
Documents/Image-Line/FL Studio/Settings/Hardware/OP-1/device_OP-1.py
After restart of FLStudio, it should be visible as "Teenage Engineering OP-1 (user)" in MIDI / controller type.
More install instructions can be found here: https://forum.image-line.com/viewtopic.php?f=1994&t=224342