Raspberry Pi: GPIO

Introduction

• Put your Raspberry Pi to work
• What you should know
• Equipment you will need

1. Project: A Push-Button and LED Project

• Light an LED with a button press
• Connect the LED and switch hardware
• Program the LED and switch with Python
• What you learned from the LED switch project

2. In Depth: What is the Raspberry Pi GPIO?

• Why does Raspberry Pi have a GPIO?
• What are all these pins for?
• Numbering schemes: Board versus BCM
• How do I connect electronics to the GPIO?

3. Project: Sensors, Meters, PWM, and 1-Wire

• 1-Wire introduction
• Connect the 1-Wire
• Connect the meter
• Program the 1-Wire
• What you learned from the temperature sensor project
• Pulse width modulation in depth
• 1-Wire sensors in depth

4. In Depth: GPIO Input

• Which GPIO pins can be used for input
• Pull-up and pull-down with input pins
• Protecting GPIO input with resistors
• Protecting GPIO input with Zener diodes

5. Use SPI for Sensors and Displays

• Introduction to SPI devices
• Connect the BME280 weather station
• Connect the RGB OLED Display
• What you learned from SPI projects
• Understanding SPI in depth

6. In Depth: GPIO Output

• GPIO output pins
• Protecting GPIO output pins

7. Project: Stepper Motors with I2C

• Introduction to I2C devices
• Connect the servo controller via I2C
• Connect the BME280 via I2C
• Install software and test
• Control the BME280 and PCA9685
• What you learned about I2C
• I2C in depth

8. In Depth: Programming Languages

• Introduction to programming the Raspberry Pi GPIO
• Python and GPIO Zero control of GPIO
• Python and RPi.GPIO control of GPIO
• Scratch control of GPIO
• Bash control of GPIO
• Node-RED control of GPIO
• C control of GPIO
• Java control of GPIO
• Wolfram control of GPIO
• Binary and bitwise math

9. Project: Connect to UART Serial

• Connect the Raspberry Pi to a terminal
• Connect to gpio TxD and RxD pins
• Enable the serial connection
• UART in depth

Conclusion

• Next steps