This board hosts four MPR121 capacitive touch controllers along with the slider electrodes and LEDs for illumination.
- The Display module can be installed optionally.
- Dimensions are not arcade accurate.
| Reference | Description | Digikey Part | Notes |
|---|---|---|---|
| U1-U4 | MPR121QR2 Touch Controller | n.a. | Discontinued, still available on marketplaces like eBay or AliExpress. |
| D1-D64 | SK6812B SIDE RGB LED | 1528-4691-ND | |
| C1-C72 | 0.1µF SMD Ceramic Capacitor | 1276-1003-1-ND | |
| R1,R3,R5,R7,R9,R10,R11,R12 | 10kΩ SMD Resistor | 2019-RK73H2ATTD1002FTR-ND | R11 and R12 are only needed if the Display module does not have i2c pull-ups |
| R2,R4,R6,R8 | 75kΩ SMD Resistor | 2019-RK73H2ATTD7502FTR-ND | |
| R13 | 470Ω SMD Resistor | 2019-RK73H2ATTD4700FTR-ND | |
| J1,J2,J3 | SWH201 Vertical 4 Pin Header 2mm | S9457-ND | S9406-ND plus S9475CT-ND is the counterpart |
| J4 | 0.96" SSD1306 128x64 OLED Display module | 3190-DLC0096DNOG-W-10-ND | optional |