Robotics Institute 

University of Michigan, Ann Arbor

© 2017 by Bruce Personal Website. 

Updated on 8/21/2017

Main components in this System

October 10, 2015

  • High accurate stepped motor

    • 1.8 deg for a step

    • 200 steps as a rotation

  • Arduino with stepped motor control circuit shield

    • Powered by ATmega328P

    • Operating Voltage: 5V

  • A4988 stepped motor control circuit

    • The main power source of the stepped motor

    • It can split one step into 32 microsteps

    • Control following operations of the motor:

      • Enabling

      • Spine Direction

      • Steps it moves

  • Omron EE-SX671 light blocking sensor

  • Monopole antenna (on the charging pad)

  • PatchArray (on the hexacopter)

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