Logical pinout · physical placement not verified

USB-A plug
USB HID and power connection. Adafruit states the board plugs into any computer with a USB A jack and is pre-programmed as a small X-Y HID input.
Type · Unknown
X-Y analog thumbstick
Two-axis analog thumbstick used as the primary X-Y HID input.
Type · Unknown
Button 1 tactile switch
One of the two tactile switches that Adafruit states acts as mouse button 1.
Type · Unknown
Button 2 tactile switch
One of the two tactile switches that Adafruit states acts as mouse button 2.
Type · Unknown
Rotation DIP switch
Dual DIP switch on the bottom used to set the rotation so that up is up.
Type · Control
RGB NeoPixel
Bottom RGB NeoPixel for under-lighting, described by Adafruit as a bonus RGB neopixel.
Type · Unknown
ATSAMD21E18 controller
On-board Trinkey technology microcontroller identified by Adafruit as ATSAMD21E18; user-programmable with Arduino or CircuitPython.
Type · Control

Pin	Type	Function
USB-A plug	Unknown	USB HID and power connection. Adafruit states the board plugs into any computer with a USB A jack and is pre-programmed as a small X-Y HID input.
X-Y analog thumbstick	Unknown	Two-axis analog thumbstick used as the primary X-Y HID input.
Button 1 tactile switch	Unknown	One of the two tactile switches that Adafruit states acts as mouse button 1.
Button 2 tactile switch	Unknown	One of the two tactile switches that Adafruit states acts as mouse button 2.
Rotation DIP switch	Control	Dual DIP switch on the bottom used to set the rotation so that up is up.
RGB NeoPixel	Unknown	Bottom RGB NeoPixel for under-lighting, described by Adafruit as a bonus RGB neopixel.
ATSAMD21E18 controller	Control	On-board Trinkey technology microcontroller identified by Adafruit as ATSAMD21E18; user-programmable with Arduino or CircuitPython.

Logical pinout · physical placement not verified

Pin details

7 connections

USB-A plug
USB HID and power connection. Adafruit states the board plugs into any computer with a USB A jack and is pre-programmed as a small X-Y HID input.
Unknown
X-Y analog thumbstick
Two-axis analog thumbstick used as the primary X-Y HID input.
Unknown
Button 1 tactile switch
One of the two tactile switches that Adafruit states acts as mouse button 1.
Unknown
Button 2 tactile switch
One of the two tactile switches that Adafruit states acts as mouse button 2.
Unknown
Rotation DIP switch
Dual DIP switch on the bottom used to set the rotation so that up is up.
Control
RGB NeoPixel
Bottom RGB NeoPixel for under-lighting, described by Adafruit as a bonus RGB neopixel.
Unknown
ATSAMD21E18 controller
On-board Trinkey technology microcontroller identified by Adafruit as ATSAMD21E18; user-programmable with Arduino or CircuitPython.
Control

Start wiring

I2C · Analog · USB · 3.3 – 5 V · Breakout

Verify supply voltage and logic levels before powering up.

Keypads

36 other options

Matrix keypads, analog ADKey boards, I2C keypad controllers, joysticks, and finished USB-HID keyboards are all here. Pin budget and simultaneous-press requirements are the splits that matter.

View all 36

Related groups

4 groups

Buttons & switches

Most parts here are simple contacts: press or release, open or closed. A few outliers — rotary switch potentiometer breakouts, NeoPixel potentiometers, wiper plungers — carry separate wiring requirements worth checking before you order.

Input & controls · Buttons & switches · 106 parts

Encoders

Bare EC11 quadrature encoders, I2C navigation encoders, absolute AS5600 and 8421 encoders, slide and ribbon potentiometers, and digital I2C pots — covering most ways to read angular or linear position.

Input & controls · Rotary encoders · 28 parts

Touch

MPR121, CAP1188, CAP1203 Qwiic slider and AT42QT breakouts are sensor ICs for electrodes you wire yourself. Simple single-pad modules like the TTP223B give you one digital output with no bus required.

Input & controls · Touch sensors · 14 parts

3D printing

DFRobot 1.75 mm PLA in 1 kg spools makes up the bulk of the group, in over 15 colors. Specialty options include PVA in both diameters, NinjaFlex flexible filament, Proto-Pasta conductive PLA, and wood-fill. OverLord printer spares and OverLord printers round out the hardware side.

Tools & prototyping · 3D printing · 53 parts

Pinout