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LennarDigital Sylenth1: MIDI CC, NRPN and OSC map

The LennarDigital Sylenth1 as named OSC addresses — 77 CC — ready to use from Claude (MCP), SuperCollider, Sonic Pi, TouchDesigner or any OSC app via osc-bridge.

Device LennarDigital Sylenth1
Vendor LennarDigital
OSC prefix /sylenth1
Source 🎛️ Derived from an Electra One community preset
Revision per Electra preset
Upstream electra-preset
Driver file devices/lennardigital/sylenth1.json

Not tested on the device yet

This driver comes from documentation or community data and has not been checked on real hardware. If you own one, a quick test and a pull request promoting it helps everyone — see CONTRIBUTING.

How do you control it?

Find the MIDI ports, then start the bridge with this driver:

osc-bridge detect        # prints the ready-to-run line for what is plugged in
osc-bridge run --device devices/lennardigital/sylenth1.json --out-port <N> --in-port <M>

Then send OSC to 127.0.0.1:7777, for example:

osc-bridge osc-send /sylenth1/volume 63

From Claude or any MCP client, the osc-bridge mcp server exposes this driver as sylenth1: ask “what can the LennarDigital Sylenth1 do?” and it reads this map with list_routes. See the MCP guide.

MIDI CC and NRPN parameters (77)

OSC address CC NRPN (MSB/LSB) Range Nature Section
/sylenth1/volume 10 0–127 continuous
/sylenth1/phase 11 0–127 continuous
/sylenth1/detune 12 0–127 continuous
/sylenth1/stereo 13 0–127 continuous
/sylenth1/pan 14 0–127 continuous
/sylenth1/volume 15 0–127 continuous
/sylenth1/phase 16 0–127 continuous
/sylenth1/detune 17 0–127 continuous
/sylenth1/stereo 18 0–127 continuous
/sylenth1/pan 19 0–127 continuous
/sylenth1/volume 20 0–127 continuous
/sylenth1/phase 21 0–127 continuous
/sylenth1/detune 22 0–127 continuous
/sylenth1/stereo 23 0–127 continuous
/sylenth1/pan 24 0–127 continuous
/sylenth1/volume 25 0–127 continuous
/sylenth1/phase 26 0–127 continuous
/sylenth1/detune 27 0–127 continuous
/sylenth1/stereo 28 0–127 continuous
/sylenth1/pan 29 0–127 continuous
/sylenth1/all_notes_off 123 0–127 continuous
/sylenth1/portamento 5 0–127 continuous
/sylenth1/main_volume 7 0–127 continuous
/sylenth1/mix_a 8 0–127 continuous
/sylenth1/mix_b 9 0–127 continuous
/sylenth1/cutoff 72 0–127 continuous
/sylenth1/resonance 69 0–127 continuous
/sylenth1/drive 67 0–127 continuous
/sylenth1/cutoff 73 0–127 continuous
/sylenth1/resonance 70 0–127 continuous
/sylenth1/drive 68 0–127 continuous
/sylenth1/cutoff 74 0–127 continuous
/sylenth1/resonance 71 0–127 continuous
/sylenth1/keytrack 75 0–127 continuous
/sylenth1/amp_env_a 76 0–127 continuous
/sylenth1/amp_env_a 77 0–127 continuous
/sylenth1/amp_env_a 78 0–127 continuous
/sylenth1/amp_env_a 79 0–127 continuous
/sylenth1/amp_env_b 80 0–0 continuous
/sylenth1/amp_env_b 81 0–127 continuous
/sylenth1/amp_env_b 82 0–127 continuous
/sylenth1/amp_env_b 83 0–127 continuous
/sylenth1/rate 84 0–127 continuous
/sylenth1/gain 85 0–127 continuous
/sylenth1/offset 86 0–127 continuous
/sylenth1/rate 87 0–127 continuous
/sylenth1/gain 88 0–127 continuous
/sylenth1/offset 89 0–127 continuous
/sylenth1/time_left 106 0–127 continuous
/sylenth1/time_right 107 0–127 continuous
/sylenth1/lowcut 108 0–127 continuous
/sylenth1/highcut 109 0–127 continuous
/sylenth1/smear 110 0–127 continuous
/sylenth1/spread 111 0–127 continuous
/sylenth1/feedback 112 0–127 continuous
/sylenth1/width 113 0–127 continuous
/sylenth1/dry_wet 92 0–127 continuous
/sylenth1/centerfreq 96 0–127 continuous
/sylenth1/spread 97 0–127 continuous
/sylenth1/lr_offset 114 0–127 continuous
/sylenth1/width 115 0–127 continuous
/sylenth1/lfo_rate 116 0–127 continuous
/sylenth1/lfo_gain 117 0–127 continuous
/sylenth1/feedback 118 0–127 continuous
/sylenth1/dry_wet 95 0–127 continuous
/sylenth1/delay 65 0–127 continuous
/sylenth1/dry_wet 66 0–127 continuous
/sylenth1/predelay 102 0–127 continuous
/sylenth1/damp 103 0–127 continuous
/sylenth1/size 104 0–127 continuous
/sylenth1/dry_wet 91 0–127 continuous
/sylenth1/threshold 124 0–127 continuous
/sylenth1/attack 125 0–127 continuous
/sylenth1/release 127 0–127 continuous
/sylenth1/eq_bass 119 0–127 continuous
/sylenth1/amount 93 0–127 continuous
/sylenth1/dry_wet 94 0–127 continuous

Performance MIDI

Notes, pitch bend and any CC are also available: /sylenth1/note/on <note> <velocity>, /sylenth1/cc/<number> <value>, /sylenth1/pitchbend <0-16383>, /sylenth1/program_change <n>.

Limitations

Imported from an Electra One community preset. The mapping reflects the preset author's editorial choices: parameter naming, ranges, and which params are exposed. Untested on hardware in this repo.