Idr interface (j1), 2 idr interface (j1) – Comtech EF Data UB-530 User Manual
Page 17
Breakout Panel
Revision 2
Connectors and Switches
MN/UB530.IOM
2–5
2.2.1.2
IDR Interface (J1)
Signal Function
Name
Pin #
Ground GND
1,
2
TX octet output
8K TXO–A
4
8K
TXO–B
5
TX data
8K TXD–A
37
8K
TXD–B
38
TX clock
8K TXC–A
21
8K
TXC–B
22
RX octet
8K RXO–A
6
8K
RXO–B
7
RX data
8K RXD–A
39
8K
RXD–B
40
RX clock
8K RXC–A
23
8K
RXC–B
24
Send data
SD–A
34
SD–B
18
Receive data
RD–A
RD–B
36
20
External clock
EXC–A
35
EXC–B
19
Backward alarm 1 output
BWO1–C
8
BWO1–NO
41
BWO1–NC
25
Backward alarm 2 output
BWO2–C
9
BWO2–NO
42
BWO2–NC
26
Backward alarm 3 output
BWO3–C
10
BWO3–NO
43
BWO3–NC
27
Backward alarm 4 output
BWO4–C
11
BWO4–NO
44
BWO4–NC
28
Backward alarm input
BWI–1
12
BWI–2
13
BWI–3
14
BWI–4
15
ADPCM1 audio input
A1I–A
45
A1I–B
29
ADPCM1 audio output
A1O–A
46
A1O–B
30
ADPCM2 audio input
A2I–A
47
A2I–B
31
ADPCM2 audio output
A2O–A
48
A2O–B
32
Demodulator fault
DF–COM
16
DF–NO
50
Deferred maintenance alarm
DMA
17