Difference between revisions of "Land Boards Synth Components"
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* [[SYNTH-VCO-01]] - Synth Voltage Controlled Oscillator | * [[SYNTH-VCO-01]] - Synth Voltage Controlled Oscillator | ||
| + | * Build of [https://note.com/solder_state/n/nca6a1dec3921 Pico VCO by HAGIWO] | ||
| + | * Digital Voltage Controlled Oscillator (VCO) | ||
| + | * Three modes: Wavefold, FM and AM | ||
| + | * PWM output with 2 pole low pass filter | ||
| + | * Each mode has eight built-in waveforms | ||
| + | * [http://land-boards.com/blwiki/index.php?title=QT_Py_(RP2040_based) XIAO RP2040] CPU | ||
| + | * (5) Pushbuttons | ||
| + | ** Octave Up/Down | ||
| + | ** Mode Up/Down (Wavefold, FM and AM) | ||
| + | ** Push Timbre switches between 8 waveforms | ||
| + | * (2) Knobs | ||
| + | ** Freq fine adjust | ||
| + | ** Mod adjust | ||
| + | * Standard EuroRack 16 pin header | ||
| + | ** Supports 12V in with on-board 5V regulator | ||
| + | ** 5V regulator can be not installed if 5V is available on EuroRack connection | ||
| + | * Card is '''not''' a Eurorack card | ||
| + | ** Probably too deep, needs cabling | ||
| + | * (4) 6-32 mounting holes | ||
| + | ** Stacks with [[SYNTH-MIDI-CTL-01]] card | ||
=== SYNTH-MIDI-CTL-01 === | === SYNTH-MIDI-CTL-01 === | ||
Revision as of 08:39, 25 September 2022
Contents
Synth Modules
- Synthesizer interfaces and modules
- MIDI-IN-OUT - MIDI In/Out
- SCF-2 - Dual 3.5mm Audio Jacks (Scale, Clip, Filter_
- SYNTH-VCO-01 - Synth Voltage Controlled Oscillator
- SYNTH-MIDI-CTL-01 - Synth MIDI Controller
- SYNTH-MIDI-CV4-01 - 4 Output MIDI to CV controller
MIDI-IN-OUT
- MIDI-IN-OUT - MIDI In/Out
- MIDI In/Out Jacks
- 5V MIDI
- 3.3V or 5V Serial connections
- MIDI In is opto-isolated
- (2) 4-40 Mounting holes
SCF-2
- SCF-2 - Dual 3.5mm Audio Jacks (Scale, Clip, Filter)
- Digital Inputs or Outputs
- (2) 3.5mm Jacks
- Scaling resistors
- Schottky Clamping Diodes
- Filter cap
- Ring pin brought to connector
- Ring pin is not used in Synth applications
- Card can be used as a 3.5mm breakout
- (2) 4-40 mounting holes
SYNTH-VCO-01
- SYNTH-VCO-01 - Synth Voltage Controlled Oscillator
- Build of Pico VCO by HAGIWO
- Digital Voltage Controlled Oscillator (VCO)
- Three modes: Wavefold, FM and AM
- PWM output with 2 pole low pass filter
- Each mode has eight built-in waveforms
- XIAO RP2040 CPU
- (5) Pushbuttons
- Octave Up/Down
- Mode Up/Down (Wavefold, FM and AM)
- Push Timbre switches between 8 waveforms
- (2) Knobs
- Freq fine adjust
- Mod adjust
- Standard EuroRack 16 pin header
- Supports 12V in with on-board 5V regulator
- 5V regulator can be not installed if 5V is available on EuroRack connection
- Card is not a Eurorack card
- Probably too deep, needs cabling
- (4) 6-32 mounting holes
- Stacks with SYNTH-MIDI-CTL-01 card
SYNTH-MIDI-CTL-01
- SYNTH-MIDI-CTL-01 - Synth MIDI Controller
SYNTH-MIDI-CV4-01
- SYNTH-MIDI-CV4-01 - 4 Output MIDI to CV controller
Reference Docs
- adafruit_midi CircuitPython API
- MIDI Communication
- elkayem midi2cv GitHub page _ Nano based project
- Arduino MIDI library has not yet been ported to Pico so will need to use Python
- Drives 4 CV outputs: Pitch Blend, Control, Note, Velocity
- This card only drives Note (Voltes/Oct, Mod)
- MIDI Controller in Python
- Principles of Voltage Control
- Creative Control Strategies: MIDI to CV
- EuroPi
- Eurorack Beginners Guide
- Eurorack Wiki page
- PicoPicoSynth
Videos
- Hooking together modules
