4X4 Matrix Membrane Keypad for Robotic Arduino Rasberry

4X4 Matrix Membrane Keypad for Robotic Arduino Rasberry

Product Code: Keypad Module
Availability: In Stock
Price:
RM5.50

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Punch in your secret key into this numeric matrix keypad. This keypad has 16 buttons, arranged in a telephone-line 4x4 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. 

This keypad has 8 wires running from the bottom of the keypad, the wires connect in sequence from left to right and hook up to Arduino digital pin 2-9. You can get the Library from Arduino IDE, The following code below will allow you to test the keypad as each key is pressed, the corresponding character should appear on a separate line in IDE serial console.

 

Technical Details

  • Weight: 7.5 grams
  • Keypad dimensions: 69mm x 77mm x 1mm (2.75" x 3" x 0.035")
  • Length of cable + connector: 83mm
  • Connector: Dupont 7 pins, 0.1" (2.54mm) Pitch
  • Mount Style: Self-Adherence
  • Max. Circuit Rating: 35VDC, 100mA
  • Insulation Spec.: 100M Ohm, 100V
  • Dielectric Withstand: 250VRms (60Hz, 1min)
  • Contact Bounce: <=5ms
  • Life Expectancy: 1 million closures
  • Operation Temperature: -20 to +40 °C

 

 

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