| Quantity | Component name | |
| 1 | × | Yamaha Pedal Unit (salvage) |
| 1 | × | JST Connector (6-pin, 2mm) https://www.digikey.com/en/products/detail/analog-devices-inc-maxim-integrated/CABLE-PH06/9381902 |
| 1 | × | Seeed Studio XIAO ESP32 https://www.seeedstudio.com/test-for-xiao.html |
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