Difference between revisions of "ER-MIDI-CV4-02"
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* Adapted from [https://note.com/solder_state/n/n17e028497eba HAGIWO's MIDI to CV module] | * Adapted from [https://note.com/solder_state/n/n17e028497eba HAGIWO's MIDI to CV module] | ||
** Translate from Japanese to English using browser | ** Translate from Japanese to English using browser | ||
| − | |||
** Has 4 Analog Outputs instead of 2 | ** Has 4 Analog Outputs instead of 2 | ||
| − | * Based also on [[SYNTH-MIDI- | + | * Based also on [[SYNTH-MIDI-CTL-01]] |
* Arduino Pro Mini | * Arduino Pro Mini | ||
** 16 MHz | ** 16 MHz | ||
| Line 14: | Line 13: | ||
* MIDI In | * MIDI In | ||
** TRS Type A jack MIDI In | ** TRS Type A jack MIDI In | ||
| − | ** USB MIDI In | + | ** USB MIDI In if external FTDI card/cable |
* (4) 0-5V Analog CV outs | * (4) 0-5V Analog CV outs | ||
** [https://www.mouser.com/ProductDetail/Microchip-Technology-Atmel/MCP4822-E-P?qs=sGAEpiMZZMtgJDuTUz7Xu5a0A%252BlHhkxt3QSpqvc4zyk%3D MCP4822 12-bit D/A] - SPI Interface | ** [https://www.mouser.com/ProductDetail/Microchip-Technology-Atmel/MCP4822-E-P?qs=sGAEpiMZZMtgJDuTUz7Xu5a0A%252BlHhkxt3QSpqvc4zyk%3D MCP4822 12-bit D/A] - SPI Interface | ||
*** [https://www.mouser.com/datasheet/2/268/21953a-8929.pdf MCP4822 Datasheet] | *** [https://www.mouser.com/datasheet/2/268/21953a-8929.pdf MCP4822 Datasheet] | ||
| − | * GATE output | + | ** D/A has built in output opamps, set gain to 2X |
| − | * CLK output | + | *** Outputs may only swing 2x 2.048V or 4.096V (4 octaves) |
| − | * Standard | + | * GATE output (0-5V) |
| + | * CLK output (0-5V) | ||
| + | * Standard Eurorack 16 pin power header | ||
=== Arduino Pins === | === Arduino Pins === | ||
Revision as of 18:34, 2 November 2022
Contents
Features
- Eurorack 6HP, 3U module
- Adapted from HAGIWO's MIDI to CV module
- Translate from Japanese to English using browser
- Has 4 Analog Outputs instead of 2
- Based also on SYNTH-MIDI-CTL-01
- Arduino Pro Mini
- 16 MHz
- 5V
- MIDI In
- TRS Type A jack MIDI In
- USB MIDI In if external FTDI card/cable
- (4) 0-5V Analog CV outs
- MCP4822 12-bit D/A - SPI Interface
- D/A has built in output opamps, set gain to 2X
- Outputs may only swing 2x 2.048V or 4.096V (4 octaves)
- GATE output (0-5V)
- CLK output (0-5V)
- Standard Eurorack 16 pin power header
Arduino Pins
- Arduino Pro Mini
- Analog 1 - Speed Adjust POT
- A4 = SDA
- A5 = SCL
- D8 = LDAC1* to CV_1, CV2
- D9 = LDAC2* to CV_3, CV_4
- D13 = SPI CSK to both ADCs
- D11 = SPI MOSI to both ADCs
- D10 = SLAVE SELECT to both ADCs
Connectors
- As referenced from Processing card
J1 - Eurorack Power
- 2x5 IDC connector
- Only uses +12V (and GND)
- Diode polarity protected, series resistor
J2 - CVs, GATE, CLK (to/from Controls card)
- J12 on Controls card
- Pinout
- VCC (+5V)
- GATE
- CV4
- CV2
- POT
- CV1
- CV3
- CLK
- N/C
- GND
J3 - I2C
- Pinout
- SCL
- SDA
- VCC (+5V)
- GND
J4 - MIDI (to/from Controls card)
- J9 on Controls card
- Pinout
- VCC (+5V)
- MIDI Out
- MIDI In
- GND
J5 - MIDI into RX
- Remove to use MIDI from Controls card
Application
- Use with ER-VCO-03 to control pitch and Mod
- CV_1 = V/OCT
- CV_2 = MOD
- Use with ER-VCA2-01 to control amplitude
