chapter11

Practical Python Programming for IoT 2nd Edition

Chapter 11 - Movement with Motors, Servos and Steppers

Source Code

• rpi folder - Raspberry Pi Python Code

  • requirements.txt - Python dependencies required for this chapter
  • motor_rpi.py - Using a L293D as a H-Bridge to control a DC Motor
  • motor_class_rpi.py - Using a L293D as a H-Bridge to control a DC Motor (Driver class)
  • servo_rpi.py - Controlling a servo
  • servo_alt_rpi.py - Controlling a servo (alternative)
  • stepper_rpi.py - Controlling a bipolar stepper motor

• pico folder - Pico MicroPython Code

  • motor_pico.py - Using a L293D as a H-Bridge to control a DC Motor
  • motor_class_pico.py - Using a L293D as a H-Bridge to control a DC Motor (Driver class)
  • servo_pico.py - Controlling a servo
  • servo_alt_pico.py - Controlling a servo (alternative)
  • stepper_pico.py - Controlling a bipolar stepper motor

Datasheets

• MG90S hobby servo https://www.alldatasheet.com/datasheet-pdf/pdf/1132104/ETC2/MG90S.html
• L293D IC https://www.alldatasheet.com/datasheet-pdf/pdf/89353/TI/L293D.html
• 28BYJ-48 stepper motor (5 volts, 64 steps, 1:64 gearing) https://www.alldatasheet.com/datasheet-pdf/pdf/1132391/ETC1/28BYJ-48.html

Post Publication Updates and Errata

None