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Erica HAT

A raspberry pi HAT containing the interfaces used on Erica. This board has the hardware for all of Erica's functions, however only some will be populated on each pi

Board modules

  • ID EEPROM as per the hat specification.
  • Button and Status Indicator to provide information on the state of the pi.
  • DC Input allows powering of the pi through the HAT.
  • GPIO Breakout an 8P8C connector containing broken out GPIO, used for the touch sensors.
  • Temperature Sensor for measuring Erica's internal temperature.
  • Real Time Clock maintains a time reference when Erica is powered off.
  • Webcam Led Controller controls the brightness on the eye webcam LEDs also has USB passthough to the webcam.
  • Servo Connector for connecting the eye servos (directly connected to gpio for use with servoblaster).
  • DMX Interface for controlling DMX fixtures from the pi.
  • Debug USB-serial connects to the pi's console for debugging.