Hotboards KeyPad

A pcb key board built in 4x4 matrix form & includes columns pull ups.

Hello World

Import programHotboards_HelloKeypad

Demonstrates the simplest use of the matrix Keypad library.

Library

Import libraryHotboards_keypad

driver to control n by m matrix keyboard with external pull-ups on columns

Datasheet

http://hotboards.org/images/store/keypad/Schematic.pdf

Notes

You can buy this component at: http://hotboards.mitiendanube.com/productos/keypad/

Also check its tutorial at Hotboards blog (only in spanish): http://hotboards.org/index.php/es/blog/30-spanish/blog/boards/149-teclado-matricial-con-arm-mbed

More example programs

Import programHotboards_DynamicKeypad

This is a demonstration of keypadEvents. It's used to switch between keymaps while using only one keypad.

Import programHotboards_EventKeypad

Demonstrates using the KeypadEvent.

Import programHotboards_MultiKey

This sketch is an example of how you can get multiple key presses from a keypad or keyboard.

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