No ALT-Key or Numeric Keypad - An Arduino 32U4 Workaround

Learn how to create a custom ALT-key numeric keypad using an Arduino 32U4 in this informative video tutorial. Explore the process of disassembling a USB keypad, review the necessary code, and discover where to procure the required hardware. Gain insights into working with membrane keypad matrices and real switch keypads to build a functional numeric keypad that supports ALT key presses. Follow along as the instructor demonstrates each step, from initial concept to final implementation, providing valuable tips and explanations throughout the 28-minute guide.