Keypad Matrix array 4x4 for arduino key pad membran 4*4 for pertamini
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Elektronik > Remot Kontrol > Keypad Matrix array 4x4 for arduino key pad membran 4*4 for pertamini
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Detail Keypad Matrix array 4x4 for arduino key pad membran 4*4 for pertamini
Features:8 pin connector
Adhesive mounting
Maximum Circuit Rating: 35VDC, 100mA
Insulation Resistance: 100M Omh, 100V
Dielectric Withstand: 250VRms (50-60Hz, 1min)
Life Expectancy: 1 million closures
Operation Temperature: 0 to +70 centigrade
Humidity: 40 centigrade, 90%-95%, 240 hours
Pad Size (L x W): Approx. 3 x 2.7 inch / 76 x 69 mm
Cable Length: Approx. 3.3 inch / 83 mm
Connecting
If you are looking at the keypad as it is in the above photograph then the connections from the top are :
Col 4
Col 3
Col 2
Col 1
Row 4
Row 3
Row 2
Row 1
For the programming example below, on an Arduino UNO, connect them up to these pins :
Col 4 > Pin 6
Col 3 > Pin 7
Col 2 > Pin 8
Col 1 > Pin 9
Row 4 > Pin 2
Row 3 > Pin 3
Row 2 > Pin 4
Row 1 > Pin 5
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