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6-20 MTR3000 Backplane: Description

Table 6-15 J1 Option 1 Connector, Row A Pins

Pin # Pin Assignment To/From

1 Spare –

2 GND Station ground

3 5VDC P8 pins 7, 8

4 GPIO_9 J2-A4, J3-A13, J4-A4, J5-C29

5 Spare J2-A5

6 Spare J2-A6

7 MOSI P7-8, J2-A7, J3-A7, J4-A7

8 GND Station ground

9 GPIO_10 J2-A9, J3-A17, J5-C24

10 OP1 CS2* J3-A10

11 Spare N/C

12 Spare N/C

13 Spare N/C

14 GND Station ground

15 14.2 VDC P8 pins 3, 4 (through F1)

16 Spare N/C

17 GND Station ground

18 GND Station ground

19 Spare N/C

20 Spare N/C

21 GND Station ground

22 RSSI J2-A22, J3-A22, J5-C11

23 Ext PTT* J2-A23, J3-A23, J5-C10

24 Reserved –

25 Opt_IRQ* J2-A25, J3-C23

26 Reserved –

27 Reserved –

28 Reserved –

29 Reserved –

30 GP1 OUT WCO J2-A30, J5-C3

31 Reserved –

32 Reserved –

Motorola MTR3000 Basic Service Manual

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