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Classroom Contents
Using the Raspberry Pi Pico, PCA9685 and MicroPython for Robotics
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- 1 How to get the Raspberry Pi Pico and PCA9685 board to work with MicroPython
- 2 Goals of this session
- 3 What is the PCA9685 board?
- 4 Why you shouldn't power the PCA9685 board from the Pico
- 5 What is I2C?
- 6 How to troubleshoot I2C on the Pico & MicroPython
- 7 How to communicate with I2C
- 8 What are Number-Bases - Binary, Octal, Decimal and Hexadecimal?
- 9 How to store Octal, Binary and Hexadecimal numbers in MicroPython
- 10 Upload the servo.py and pca9685.py to the Pico
- 11 How to solder the header pins to Raspberry Pi Pico
- 12 Overview of the servo.py code
- 13 Overview of the pca9685.py code
- 14 The test program, how to move a servo with the PCA9685 board and Pico in MicroPython
- 15 How to fix the Bad SCL Pin or Bad SDA Pin error message
- 16 How to use I2C in MicroPython
- 17 How to scan the I2C bus in MicroPython on the Pico
- 18 How to use a Servo with the Pico and PCA9685 board in MicroPython
- 19 Charlie the Cricket Robot
- 20 Next Steps
