MultiCam Boards Documentation > GRABLINK series Documentation > GRABLINK Full XR Handbook > System Integration > Internal IO Connector

Internal IO Connector

The Internal IO connector is a PHS26MRS – robust 26-pins straight shrouded 0.1" pitch flat cable header. It provides the connections for the 10 I/O ports, 5V, and 12V power outputs.

26-pin male receptacle, dual-row 2.54mm pitch, straight shrouded header
(board viewed from component side)

Internal IO pins assignment

Pin #

Pin name

Usage

1

GND

Ground

2

GND

Ground

3

DIN1+

High-speed differential input #1 – Positive pole

4

DIN1-

High-speed differential input #1 – Negative pole

5

DIN2+

High-speed differential input #2 – Positive pole

6

DIN2-

High-speed differential input #2 – Negative pole

7

IIN1+

Isolated input #1 – Positive pole

8

IIN1-

Isolated input #1 – Negative pole

9

IIN2+

Isolated input #2 – Positive pole

10

IIN2-

Isolated input #2 – Negative pole

11

IIN3+

Isolated input #3 – Positive pole

12

IIN3-

Isolated input #3 – Negative pole

13

IIN4+

Isolated input #4 – Positive pole

14

IIN4-

Isolated input #4 – Negative pole

15

IOUT1+

Isolated contact output #1 – Positive pole

16

IOUT1-

Isolated contact output #1 – Negative pole

17

IOUT2+

Isolated contact output #2 – Positive pole

18

IOUT2-

Isolated contact output #2 – Negative pole

19

IOUT3+

Isolated contact output #3 – Positive pole

20

IOUT3-

Isolated contact output #3 – Negative pole

21

IOUT4+

Isolated contact output #4 – Positive pole

22

IOUT4-

Isolated contact output #4 – Negative pole

23

+5V

+5V Power output

24

+5V_RTN

Ground

25

+12V

+12V Power output

26

+12V_RTN

Ground