Save Big on Coursera Plus. 7,000+ courses at $160 off. Limited Time Only! Grab it Learn how to create a Python class and library for reading a 16-button keypad with a Raspberry Pi in this comprehensive tutorial. Discover the keypad's functionality and its applications for remote user input. Follow along as the instructor guides you through setting up the hardware, creating a Python class to interface with the keypad, and developing a library for easy implementation. Gain hands-on experience with GPIO pins, variables, and string manipulation. By the end of this 44-minute lesson, you'll be able to efficiently integrate keypad input into your Raspberry Pi projects.