A basic 12 button keypad for user input. The buttons are setup in a matrix format. This allows a microcontroller to 'scan' the 7 output pins to see which of the 12 buttons is being pressed.

Features:

• Rugged gray plastic with white key.
• 3 x 4 Matrix Type
• 8-position solder pad
• Contact rating: 24VDC @ 20mA
• Contact resistance: 200 Ohms max.

Documents:

• PIC HEX Pad Tutorial
• Arduino Instructable
• Arduino Keypad Library
• Alarm System Project
• Key Pad Example
• Bildr Example

Dimensions: 77 x 56 x 15mm height