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Yup, that's a "Raspberry Pi with 3x4 matrix keypad, led and an electric lock mechanism" alright
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Button Pad Hookup Guide - SparkFun Learn
How to Connect a Keypad to a Raspberry Pi
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![Interface 4x4 Keypad With Raspberry Pi [BM] - YouTube](https://i.ytimg.com/vi/RN40bXFX2s8/maxresdefault.jpg "Interface 4x4 Keypad With Raspberry Pi [BM] - YouTube")
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Raspberry Pi I2C 4×4 matrix keypad with MCP23017 and Python | Mikronauts.com
