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Connections, 1 connector pinout – Matrix Orbital GLK12232-25-SM Legacy User Manual

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2. Connections

2.1 Connector Pinout

Refer to the diagram below for this chapter.

Figure 2-1 Electrical Connections

Pin Function

GND

Ground for GPOs

GPO1

General Purpose Output 1

GND

Ground for GPOs

GPO 2

General Purpose Output 2

C1

Keypad column 1

C2

Keypad column 2

C3

Keypad column 3

C4

Keypad column 4

C5

Keypad column 5

R1

Keypad row 1

R2

Keypad row 2

R3

Keypad row 3

R4

Keypad row 4

R5

Keypad row 5