Bill of Materials – Second Generation Prototype
| Item | Quantity | Reference | Part |
| 1 | 1 | BT1 | CR2032, 3 V Lithium |
| 2 | 2 | C4, C5 | 100n |
| 3 | 1 | D1 | LCD, 23 x 1 Segments |
| 4 | 1 | J1 | Connecting Wires and MPXY8020 |
| 5 | 3 | J2, J3, J4 | Headers for Debugging |
| 6 | 1 | SW1 | Push Button |
| 7 | 1 | U1 | MC68HC908GT8 |