Raspberry Pi Pico

• Quick overview
• Notes
  • 1
• Connections
  • Buttons
    • Analog inputs
  • Rotary encoders
  • Potentiometers
  • FSRs
  • Single-color LEDs
  • RGB LEDs
  • Displays
  • DIN MIDI
  • Touchscreen

Quick overview

• Power: Micro USB
• MCU: RP2040
• DIN MIDI: Yes [1]
• LED indicators: No
• Digital inputs: 10
• Digital outputs: 7
• Analog inputs: 3
• 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	GP2	GND
1	GP3	GND
2	GP6	GND
3	GP7	GND
4	GP8	GND
5	GP9	GND
6	GP10	GND
7	GP11	GND
8	GP12	GND
9	GP13	GND

Analog inputs

Button #	Pin 1	Pin 1	Pin 2
10	GP26	GND with 10k resistor	3V
11	GP27	GND with 10k resistor	3V
12	GP28	GND with 10k resistor	3V

Rotary encoders

Encoder #	Pin 1	Pin 2	Pin 3
0	GP2	GND	GP3
1	GP6	GND	GP7
2	GP8	GND	GP9
3	GP10	GND	GP11
4	GP12	GND	GP13

Potentiometers

Potentiometer #	Pin 1	Pin 2	Pin 3
0	3V	GP26	GND
1	3V	GP27	GND
2	3V	GP28	GND

FSRs

FSR #	Pin 1	Pin 2	Pin 2
0	3V	GP26	GND with 1k resistor
1	3V	GP27	GND with 1k resistor
2	3V	GP28	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	GP14	GND
1	GP15	GND
2	GP22	GND
3	GP21	GND
4	GP20	GND
5	GP19	GND
6	GP18	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	GP14	GP15	GP22	GND
1	GP21	GP20	GP19	GND

Displays

Signal	Display	Pin
Vcc	Vcc	+3V
GND	GND	GND
SDA	SDA	GP16
SCL	SCL	GP17

DIN MIDI

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

MIDI In	MIDI out
GP0	GP1

Touchscreen

Screen	Pin
Vcc	+5V*
GND	GND
Rx	GP5
Tx	GP4