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
  • RV1 = Analog 7
  • RV2 - Analog 4
  • RV3 - Analog 6
  • RV4 - Analog 3
  • RV5 - Analog 5
  • RV6 - Analog 2
• 2 CV Input Jacks
  • J1 = Analog 0
  • J2 = Analog 1
• 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

  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);
<pre>

=== J6 - Eurorack Power ===

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

[[file:ER-PROTO-DB-01_J6.png]]

== Parts Placement (KiCad) ==

=== Daughtercard 3D view ===

[[FILE:ER-MOZZI-PARTS_3D.PNG]]

=== CAD placement ===

[[FILE:ER-MOZZI-PARTS_CAD.PNG]]

=== Parts under NANO socket view ===

* Caps/diodes are under the socketed NANO

[[FILE:ER-MOZZI-PARTS_DETAILS_TOP-3D.PNG]]

=== Input Jacks Filter parts view ===

[[FILE:ER-MOZZI-CV_IN_FILTER.PNG]]

=== With NANO ===

[[FILE:ER-MOZZI-NANO_3D.PNG]]

== Wires ==

<PRE>
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