Electrical

Overall Schematic:

Implemented Circuit

PAL-wide Components:

  • PIC32MX170F256B Microcontroller

  • Adafruit Soundboard

Interaction Specific Components:

  1. SD Card:

  • MCP6294 Op-Amp

  • LM339 Comparator

  • LTE-5208A IR Transmitter

  • LTR3208E IR Receiver

2. Petting:

  • TTP223 Capacitive Touch Sensor

3. Feeding Game

  • MAX7219 LED Display Matrix

  • SG90 Servo Motor

  • Joystick

  • 74ACT244 Buffer