3X4 Matrix Flexible Keyboard Price is keypad has 12 buttons, arranged in a 3×4 grid. It’s made of a thin, flexible membrane material The keys are connected into a matrix, so you only need 7 microcontroller pins (3-columns and 4-rows) to connect the key pad.
PRODUCT DESCRIPTION: Flexible Keyboard Price
Punch in your secret key into this numeric matrix keypad. This keypad has 12 buttons, Punch in your secret key into this numeric matrix keypad. This keypad has 12 buttons, arranged in a telephone-line 3×4 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.
- Length of cable + connector: 85mm
- 7-pin 0.1″ pitch connector
- Weight: 7.5 grams
- Keypad dimensions: 70mm x 77mm x 1mm (2.75″ x 3″ x 0.035″)
Package Includes: Flexible Keyboard Price
1 x 3X4 Matrix Keypad Flexible 12 Key
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