| Quantity | Component name | |
| 1 | × | M74VHC1G132DTT1G or equivalent single gate schmitt NAND gate (TSOP-5) Logic ICs / Gates and Inverters |
| 2 | × | IN4148 type diodes (mini-MELF) |
| 1 | × | 1uF capacitor (0805) |
| 1 | × | 470k resistor (0805) |
| 1 | × | 1k resistor (0805) |
| 1 | × | 10k resistor (0805) |
| 1 | × | A scrap USB cable with type A plug |
| 1 | × | A PCB mounted type A socket |
| 1 | × | The PCB (see KicadFiles) |
elliot