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TouchwheelSAO
Capacitive touchweel SAO for Hackaday Supercon 2024
Features
- Three capacitive touch pads arranged in interleaved disk, builds on touchwheel0
- Three "Neopixel"-compatible side-light RGB LEDs that shine through the center
- Standard SAO pinout w/ I2C. Spare GPIO lines wired to UART TX/RX
- Finger position 0-255 readable via I2C, LEDs controllable via I2C. See register map for details
- One status LED on back of board
- ATtiny816-based, same as seesaw boards
- Easy compilation using standard Ardiuno toolchain and megaTinyCore
- Uses modified TouchyTouch captouch library, included
Production details
- View BOM
- View SCH PDF
- Production files: gerbers zip, bom csv, positions csv
Renders:
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