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Teensy 2.0

paradajz edited this page Oct 31, 2022 · 3 revisions

Quick overview

  • Power: Mini USB
  • MCU: AT90USB1286
  • DIN MIDI: Yes [1]
  • LED indicators: No
  • Digital inputs: 16
  • Digital outputs: 16
  • Analog inputs: 8
  • Schematic: Link

Notes

1

This board doesn't have DIN MIDI connectors and required additional components so those have to be added to board in order to be used. The following schematic should be used:

Pinout is listed in DIN MIDI section.

Connections

Buttons

Button # Pin 1 Pin 2
0 B6 GND
1 B5 GND
2 B4 GND
3 B3 GND
4 B2 GND
5 B1 GND
6 B0 GND
7 E7 GND
8 E6 GND
9 A0 GND
10 A5 GND
11 A1 GND
12 A6 GND
13 A2 GND
14 A7 GND
15 A3 GND

Analog inputs

Button # Pin 1 Pin 1 Pin 2
16 F0 GND with 10k resistor 5V
17 F1 GND with 10k resistor 5V
18 F2 GND with 10k resistor 5V
19 F3 GND with 10k resistor 5V
20 F4 GND with 10k resistor 5V
21 F5 GND with 10k resistor 5V
22 F6 GND with 10k resistor 5V
23 F7 GND with 10k resistor 5V

Rotary encoders

Encoder # Pin 1 Pin 2 Pin 3
0 B6 GND B5
1 B4 GND B3
2 B2 GND B1
3 B0 GND E7
4 E6 GND A0
5 A5 GND A1
6 A6 GND A2
7 A7 GND A3

Potentiometers

Potentiometer # Pin 1 Pin 2 Pin 3
0 5V F0 GND
1 5V F1 GND
2 5V F2 GND
3 5V F3 GND
4 5V F4 GND
5 5V F5 GND
6 5V F6 GND
7 5V F7 GND

FSRs

FSR # Pin 1 Pin 2 Pin 2
0 5V F0 GND with 1k resistor
1 5V F1 GND with 1k resistor
2 5V F2 GND with 1k resistor
3 5V F3 GND with 1k resistor
4 5V F4 GND with 1k resistor
5 5V F5 GND with 1k resistor
6 5V F6 GND with 1k resistor
7 5V F7 GND with 1k resistor

Single-color LEDs

Note: current-limiting resistors are required in order to avoid damage to the board.

LED # Anode Cathode
0 B7 GND
1 D4 GND
2 D5 GND
3 D6 GND
4 D7 GND
5 E0 GND
6 E1 GND
7 C0 GND
8 C1 GND
9 C2 GND
10 C3 GND
11 C4 GND
12 C5 GND
13 C6 GND
14 C7 GND
15 A4 GND

RGB LEDs

Note: current-limiting resistors are required in order to avoid damage to the board.

RGB LED # Anode (Red) Anode (Green) Anode (Blue) Cathode
0 B7 D4 D5 GND
1 D6 D7 E0 GND
2 E1 C0 C1 GND
3 C2 C3 C1 GND
4 C5 C6 C7 GND

Displays

Signal Display Pin
Vcc Vcc +5V
GND GND GND
SDA SDA PD1
SCL SCL PD0

DIN MIDI

This board doesn't have DIN MIDI connectors so they have to be added with corresponding circuitry. Schematic is available here.

MIDI In MIDI out
PD2 PD3

Touchscreen

Touchscreen isn't supported on this board.

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