Datasheet

PmodKYPD™ Reference Manual
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Page 2 of 2
button is pressed, completing the voltage divider circuit, the row pin will then read a logic level low voltage
instead.
Header J1
Pin
Signal
Description
Pin
Signal
Description
1
COL4
Column 4
7
ROW4
Row 4
2
COL3
Column 3
8
ROW3
Row 3
3
COL2
Column 2
9
ROW2
Row 2
4
COL1
Column 1
10
ROW1
Row 1
5
GND
Power Supply Ground
11
GND
Power Supply Ground
6
VCC
Power Supply (3.3V/5V)
12
VCC
Power Supply (3.3V/5V)
Table 1. Pinout description table.
Any external power applied to the PmodKYPD must be within a voltage that your system board can handle; It is
recommended that Pmod is operated at 3.3V.
3 Physical Dimensions
The pins on the pin header are spaced 100 mil apart. The PCB is 3.4 inches long on the sides parallel to the pins on
the pin header and 2.7 inches long on the sides perpendicular to the pin header.