Video 32: Understanding and Using a Keypad with the Raspberry Pi

Learn how to efficiently incorporate a keypad into your Raspberry Pi projects using passive row-column addressing for input reading.

1. Introduction: Learn how to integrate a keypad into your Raspberry Pi projects.

2. Passive Row-Column Addressing: Understand the concept of passive addressing for efficient keypad input reading.

3. Wiring Setup: Discover the wiring setup using rows and columns for the keypad.

4. GPIO Pins Configuration: Set up GPIO pins as outputs for rows and inputs for columns.

5. Key Labeling: Create a matrix to label the keys on the keypad for easier reference.

6. Implementation: Follow along with the coding process to incorporate the keypad into your projects.

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