A single-layout 45-key PCB with a compatible acrylic layered case.
| LCSC part # | Description | Package | Value | Reference | Amount |
|---|---|---|---|---|---|
| C296091 | Capacitor | 0805 | 22pF | C1, C2 | 2 |
| C128353 | Capacitor | 0805 | 0.1uF | C3-C5 | 3 |
| C89854 | Capacitor | 0805 | 10uF | C6 | 1 |
| C215803 | Capacitor | 0805 | 1uF | C7 | 1 |
| C2099 | Diode | SOD-123 | D1-D45 | 45 | |
| C163512 | Fuse | 1206 | F1 | 1 | |
| C325772 | Resistor | 0805 | 22 | R1, R2 | 2 |
| C103904 | Resistor | 0805 | 10K | R3, R4 | 2 |
| C92584 | Switch | SMD | 1 | ||
| C44854 | MCU | QFP-44 | 32U4 | 1 | |
| C145778 | Connector | SMD | 1 | ||
| C255909 | Crystal | TSX-3225 | 16MHz | Y1 | 1 |