ModMyPi MCP23017 HAT - 32 Channel I/O Expansion HAT [Discontinued] _RPI_COOLING_CASE making capacitive touch pads

making capacitive touch pads

Works even when the Pi doesn't have a headphone jack

You can even connect stickers with conductive materials like copper tape or even conductive paint to create elaborate designs and art projects

Arduino uses digital pins 10

For anyone from the budding maker to the keen hobbyist

ModMyPi MCP23017 HAT - 32 Channel I/O Expansion HAT [Discontinued] _RPI_COOLING_CASE making capacitive touch padsThe MCP23017 HAT from ModMyPi is the perfect I O expansion HAT for your Raspberry Pi (any 40 pin version). The HAT features two removable MCP23017 DIP IC's, which utilise two i2c pins (which can be shared with other devices if required), and in exchange gives your Raspberry Pi an additional 32 GPIO ports! Each I O pin can be configured as an input, output or input with a pull up resistor. The MCP23017 HAT is stackable, featuring selectable i2c address