Arduino NANO MOZZI on ER-PROTO-01

Features

• Arduino NANO on ER-PROTO-01 card
• 6 Pots, 2 Input Jacks, 1 Output Jacks
• Runs MOZZI

NANO Pinout

Controls

• 6 Pots
• 2 CV Input Jacks
• 1 Output Jack
  • J4 = MOZZI HI DEF Audio

HAGIWO Bezier Reference Schematic

Schematic

Audio Out Schematic

Input Jacks Schematic

CV In Schematic

• ANA0 in example

Parts on Controls Card

Analog Inputs to NANO

Arduino Analog Pins/Controls Map

  int RV1 = analogRead(A7);
  int RV2 = analogRead(A4);
  int RV3 = analogRead(A6);
  int RV4 = analogRead(A3);
  int RV5 = analogRead(A5);
  int RV6 = analogRead(A2);
  int J1 = analogRead(A0);
  int J2 = analogRead(A1);

J6 - Eurorack Power

• J6 on the I/O card
  • Eurorack power
  • 2x5 IDC
  • GATE, CV not connected

Parts Placement (KiCad)

Daughtercard 3D view

CAD placement

Parts under NANO socket view

• Caps/diodes are under the socketed NANO

Input Jacks Filter parts view

With NANO

Wires

NET: ANA0, A1-19, (C7-1, D1-2, D3-1, R9-2)
NET: ANA1, A1-20, (C8-1, D2-2, D4-1, R10-2)
NET: ANA2, A1-21, J37-3
NET: ANA3, A1-22, J37-6
NET: ANA4, A1-23, J37-9
NET: ANA5, A1-24, J37-12
NET: ANA6, A1-25, J37-15
NET: ANA7, A1-26, J37-18
NET: J1-T, J38-8, (R7-1, R9-1)
NET: J2-T, J38-4, (R10-1, R8-1)
NET: J4-T, J38-2, (C10-1, R14-2)
NET: GND1, J37-7
NET: GND2, J38-3 or 5
NET: GND3, A1-4
NET: GND4, A1-29
NET: +5VD, A1-27, J37-11
NET: VIN, +12V
NET: L5V, J37-14, J37-8
NET: LGND, J37-16, J37-4

Parts List

Find	Qty	Ref Des	Part Number
1	2	R7, R8	100K
2	2	R9, R10	10K
3	2	R11, R14	3.9K
4	2	R12, R13	1M
5	4	D1-D4	BAT41
6	8	C1-C8	0.1uF
7	1	C9	4.7nF
8	1	C10	10nF
9	1	J5	HEADER, 2X10
10	1	J6	HEADER, 2X8
11	1	J10	HEADER, 1x8
12	1	A1	Arduino_Nano_v3

Software

• PROTO01_POTS_CHECK.ino - Dump pots/input jacks to screen

MOZZI

• MOZZI
  • MOZZI Learning
• MOZZI Software Repo
  • AMsynth_HIFI - Example of Amplitude Modulation synthesis using Mozzi sonification library
  • Detuned_Beats_Wash - Plays a fluctuating ambient wash using pairs of slightly detuned oscillators
  • FMsynth_32k_HIFI - simple FM with the phase modulation technique, using Mozzi sonification library
  • Sinewave_HIFI - playing a sinewave at a set frequency, using Mozzi sonification library
  • Volume_Knob - using a potentiometer to control the amplitude of a sinewave with Mozzi sonification library
  • Knob_LightLevel_x2_FMsynth - FM Synth

HAGIWO builds

• Additive VCO - HAGIWO Additive VCO Notes
• CHORD VCO - HAGIWO Chord VCO
• HAGIWO FM VCO