Assembled device:
Wiring of parts (PCB version):
Wiring of parts (perfboard version):
JST-PH connectors:
Prototype breadboard:
- OLED display 2.42" I2C (AliExpress) (Amazon) (Model)
- Matrix 4x3 keypad (AliExpress) (Amazon) (Model)
- PN532 NFC module v3 (AliExpress) (Amazon) (Model)
- PCB or perfboard with ESP32-C3
Lasercut acrylic sheets:
Prototype cardboard case:
Rendered CAD model:
- Acrylic sheets, 3mm
- 8x M2x10 screws, countersunk, Nylon (AliExpress) (Amazon) (Model)
- 6x M3x10 screws, countersunk, Nylon (AliExpress) (Amazon) (Model)
- 6x M3x20 screws, countersunk, Nylon (AliExpress) (Amazon) (Model)
- 8x M2 nuts, Nylon (AliExpress) (Amazon) (Model)
- 12x M3 nuts, Nylon (AliExpress) (Amazon) (Model)
- 12x 6x3 mm Neodymium magnets (optional) (AliExpress) (Amazon)
- USB-C cable (Model)