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The HotSwap Arcade mainboard at an angle: a black board with fourteen white two-pin sockets in rows labelled KEY1 to KEY10, UP, DOWN, LEFT and RIGHT, a USB-C socket and a ribbon connector along the top edge, a four-pin coin socket at the bottom, and a long right-angle header socket down the right edge.
VR

View it in VR

This board opens in a VR headset: life-size, or big enough to stand beside, with every pin and every part named where it sits. Open this address in the browser on a headset such as Apple Vision Pro or Meta Quest.

learn.lonelybinary.com/vr/arcade
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HotSwap Arcade Kit: Buttons, Joystick and Coin Acceptor for ESP32-S3, Nano, Pico and Zero 2 W

One mainboard for ten buttons, a joystick, a 12 V coin acceptor and an SPI screen, and four adapters that plug it into an ESP32-S3, a classic Arduino Nano, a Raspberry Pi Pico or a Zero 2 W. Pin tables for every adapter, the power arrangement, and the code.

Boards
4adapters, one mainboard
Switch inputs
14buttons and joystick
To the acceptor
12V, made on board
USB-C in
5 V 2 A
Start here · 01 What is in the boxOpen the mainboard in 3D

Pick an adapter and every position of the 26-pin socket shows the pin it reaches on that board. Every part is there too: the 12 V boost converter, the pull-downs, and the two diodes on the coin lines.

Product questions & answers ↓

The whole handbook11 articles · 50 minQuick referencePDF · 780 KBModel (GLB)GLB · 7.2 MBCAD (STEP)ZIP · 5.0 MBDrawing (PDF)PDF · 3.4 MBDrawing (DXF)ZIP · 168 KBESP32-S3 (STEP)ZIP · 731 KBESP32-S3 (PDF)PDF · 2.3 MBNano (STEP)ZIP · 711 KBNano (PDF)PDF · 2.2 MBPico 1/2 (STEP)ZIP · 1.1 MBPico 1/2 (PDF)PDF · 2.4 MBZero 2 W (STEP)ZIP · 3.1 MBZero 2 W (PDF)PDF · 2.5 MBPinout and specsThe pin table, and the questions people ask first
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HotSwap Arcade Kit: Buttons, Joystick and Coin Acceptor for ESP32-S3, Nano, Pico and Zero 2 W

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HotSwap Arcade Kit: Buttons, Joystick and Coin Acceptor for ESP32-S3, Nano, Pico and Zero 2 W
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Order or missing parts?

Email us or reply to your order, and quote arcade — that identifies the product. If something is missing from the bag, your order is the record of what shipped.

Take it with you

Point a phone camera at the code and this page opens there. It is the same address as the one printed on your box, so it is also what to show someone you are passing the board to.