419
419 Datasheet
PRODUCT ID 419
| Part | Datasheet |
|---|---|
419 |
419 (pdf) |
| PDF Datasheet Preview |
|---|
| SENSORS / TOUCH Membrane 3x4 Matrix Keypad + extras 3x4 PRODUCT ID 419 Punch in your secret key into this numeric matrix keypad. This keypad has 12 buttons, arranged in a telephone-line 3x4 grid. It's made of a thin, flexible membrane material with an adhesive backing just remove the paper so you can attach it to nearly anything. The keys are connected into a matrix, so you only need 7 microcontroller pins 3-columns and 4-rows to scan through the pad. Check the tutorials tab for links to an Arduino library and example code. We include a 7-pin extra-long header strip so you can plug this into a breadboard with ease. 7/21/2015 |
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