Note

Hello, welcome to the SunFounder Raspberry Pi & Arduino & ESP32 Enthusiasts Community on Facebook! Dive deeper into Raspberry Pi, Arduino, and ESP32 with fellow enthusiasts.

Why Join?

  • Expert Support: Solve post-sale issues and technical challenges with help from our community and team.

  • Learn & Share: Exchange tips and tutorials to enhance your skills.

  • Exclusive Previews: Get early access to new product announcements and sneak peeks.

  • Special Discounts: Enjoy exclusive discounts on our newest products.

  • Festive Promotions and Giveaways: Take part in giveaways and holiday promotions.

👉 Ready to explore and create with us? Click [here] and join today!

Video 7: GPIO Inputs from Button Switch¶

Learn how to simplify GPIO circuits for switches or push buttons by using the internal pull-up resistor in Raspberry Pi GPIO pins, including a demonstration of the concept, circuit setup, and Python code example to toggle an LED.

  1. Understanding pull-up and pull-down resistors in GPIO circuits.

  2. Demonstrating a circuit setup with a push button, pull-up resistor, and LED.

  3. Introducing the concept of using the internal pull-up resistor in Raspberry Pi GPIO pins.

  4. Explaining how to activate the internal pull-up resistor in the GPIO pin setup.

  5. Providing a Python code example to toggle an LED using a push button, utilizing the internal pull-up resistor.

  6. Highlighting the importance of toggle switches in practical applications and assigning a homework task to implement a toggle switch using the existing circuit.

Video