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Computer Interface — 25-Pin to 25-Pin RS-232 Cable
25-PIN FEMALE
TO UA888
25-PIN MALE
TO U4 RECEIVER
PIN NO.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
ENGLISH
13
11 9 7
5
3
1
1
3
5
4
2
12
10
8
6
4
2
6
14
16 18 20 22 24
15
17 19 21 23 25
UA888 25-PIN RS-232
CONNECTOR (MALE)
24
22
20
18
16
14
25
23
21
19
17
15
13
11 9 7
5
3
1
1
3
5
4
2
4
12
10
8
6
2
14
16
18 20 22 24
15
17 19 21 23 25
UR RECEIVER 25-PIN RS-232
CONNECTOR (FEMALE)
24
22
20
18
16
14
25
23
21
19
17
15
FUNCTION
Ground
Audio meter level of Receiver #1
RF level at channel B of Receiver #1
RF level at channel A of Receiver #1
Channel B LED level of Receiver #1
Channel A LED level of Receiver #1
Request to enable SPI of Receiver #1
SPI/Busy Status of Receiver #1
SPI Serial Data Output of Receiver #1
SPI Serial Data Input of Receiver #1
5 Vdc from Receiver #2
5 Vdc from Receiver #2
5 Vdc from Receiver #1
Audio meter level of Receiver #2
RF level at channel B of Receiver #2
RF level at channel A of Receiver #2
Channel B LED level of Receiver #2
Channel A LED level of Receiver #2
SPI Serial Clock to Receiver #1
SPI Serial Clock to Receiver #2
Request to enable SPI of Receiver #2
SPI/Busy Status of Receiver #2
SPI Serial Data Output of Receiver #2
SPI Serial Data Input of Receiver #2
Ground
– 23 –
7
9
11
13
8
10 12
7
9
11
13
6
8
10 12
TYPE
Power
Analog In
Analog In
Analog In
Analog In
Analog In
Digital Out
Digital In
Digital In
Digital Out
Power
Power
Power
Analog In
Analog In
Analog In
Analog In
Analog In
Digital Out
Digital Out
Digital Out
Digital In
Digital In
Digital Out
Power
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