Mechanical Design

  • First prototype - Finished
  • Hardware integration

Stepper Motor/Driver:

Mechanical

  • Gear Reducer
    • Harmonic vs Cycloidal - In design

Hardware

  • Stepper Motor Selection - NEMA 17
  • Microcontroller/DSP
  • Current Sensing Mechanism for FOC - in Progress
    • ADC
  • Hall Sensor for Feedback and Closed-Loop
  • Power Stage - in Progress
    • MOSFET/IGBTs
    • H-Bridge
    • Thermal Management
  • Gate Driver
  • DC to DC converter
  • Protection Circuits

Software

  • FOC - in Progress
  • PID Control - in Progress
  • Communication - CAN Bus - in Progress

Controller

Hardware

  • Microcontroller - STM32F4 Datasheet_stm32f407x.pdf
    • With ESP32 - thinking aout integration - in Progress
  • NRF24L01 for 2.4 GHz Wireless Comm - in Progress - need researching
  • Power
    • DC-DC
  • Comm
    • CAN
    • BLE

Software

  • Architecture Design - in Progress
  • Sensor Data Processing - TODO
  • PID Algorithm for robotic positioning in Progress
  • communication protocol implementaiton - in Progress
  • UI - TODO
    • CLI… - need researching