Output

• General

  • Basic Digital Output
  • Digital to Analog
  • PWM Basics

• Visual

  • LED Lights and Displays
  • LCDs
  • Lighting Control
  • Video Output

• Audio

  • Tone Generation
  • Synthesizers and sound generation
  • MIDI
  • Microphones

• Multiplexing

• Physical / Mechanical

  • Motor Control
  • Solenoids
  • Servos
  • Relays

Input

• General

  • Analog to Digital
  • Basic Digital Input
    

• Capacitive Sensing

• Distance Sensing

• Encoders

• Environmental

  • Temperature
  • See also Visual / Light Sensor

• Location

  • GPS
  • Compass

• Motion

  • Accelerometers

• Multiplexing

  • 
    

• Potentiometers

  • 
    

• Pressure Sensing

• Shift Registers

• Switches and Buttons

  • Joysticks / Game pads
  • Mouse
  • Keyboard/Keypads

Storage

• Built-In EEPROM

• Built-In Flash

• I2C EEPROM

• SD / MMC Card

Communication

• Serial

• SPI

• I2C / TWI

• MIDI

  • Midi Out
  • Midi In