info

  • https://www.electrodragon.com/product/arduino-zero-samd21-compatible-motor-drive-board/

hardware

Pin Info

Middle 4 columns * 3 rows pins, column from left to right :

  • V+: motor power supply
  • GND: ground
  • VIN: USB 5V Input
  • 3V3: 3.3V output from regulator

Other peripheral

  • Programmable LED pin D13

A4954: motor driver

  • D4 Vref2
  • D5 IN3
  • D6 IN4
  • D7 IN2
  • D8 IN1
  • D9 Vref1

AS5047D: decoder, provding close-loop feedback

  • A2 SPI_SS
  • D11 SPI_MOSI
  • D12 SPI_MISO
  • D13 SPI_SCK

ref

  • https://github.com/Misfittech/nano_stepper/
  • https://github.com/NiryoRobotics/niryo_stepper
  • AS5047-DAT

demo code please find at

main chips

other info