Understanding & Interfacing of Devices

Types of Devices

There are essentially two types of devices:

Input Device: Use PIN register

Output Device: Use PORT register

Examples of Input/Output Devices:

  • Led – Light emitting Diode

  • Type: Output Device

  • Register: PORT

  • DC Motor

  • Type: Output Device

  • Register: PORT

  • RGB – Red green blue led

  • Type: Output Device

  • Register: PORT

  • IR Sensor

  • Type: Input Device

  • Register: PIN

  • Accelerometer Sensor

  • Type: Input Device

  • Register: PIN

  • SSD – Seven Segment Display

  • Type: Output Device

  • Register: PORT

  • Switches/Keypad

  • Type: Input Device

  • Register: PIN

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