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Serial Interface Pin Assignments for DCE Mode
Function
Frame Ground
Transmit Data
Receive Data
Request to Send
Clear to Send
Data Set Ready
Signal Ground
Data Carrier Detect
Balanced Receiver Clock
Balanced Data Carrier Detect
Balanced External Transmitter
Clock
Balanced Transmitter Clock
Balanced Clear to Send
Balanced Transmit Data
Transmitter Clock
Balanced Receive Data
Receiver Clock
Local Loopback
Balanced Request to Send
Data Terminal Ready
(Not Used)
Balanced Data Set Ready
Balanced Data Terminal Ready
External Transmitter Clock
(Not Used)
*This refers to the DB-25 Serial interface connector on the back of the unit.
A-8
W A N s u i t e 5 2 6 0 / 5 2 3 0
Abbrev.
Direction
FG
n/a
TD
Input
RD
Output
RTS
Input
CTS
Output
DSR
Output
SG
n/a
DCD
Output
(B)RC
Output
(B)DCD
Output
(B)ETC
Input
(B)TC
Output
(B)CTS
Output
(B)TD
Input
TC
Output
(B)RD
Output
RC
Output
Loop 3
Input
(B)RTS
Input
DTR
Input
n/a
(B)DSR
Output
(B)DTR
Input
ETC
Input
n/a
Ethernet Connection Pin Assignments
The
10/100 ETHERNET
with standard twisted-pair, 10/100Base-T requirements. The table below
displays the Ethernet Connection pin assignments.
Pin
Ethernet Interface
1
Data Out (+)
2
Data Out (-)
3
Data In (+)
6
Data In (-)
DB-25*
RS-232
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
10
11
12
13
14
15
15
16
17
17
18
18
19
20
20
21
21
22
23
24
24
25
25
interface is an eight-pin modular jack that complies
Pin #
V.35
EIA-530
X.21
A
1
P
2
R
3
C
4
D
5
E
6
B
7
F
8
X
9
10
W
11
AA
12
13
S
14
Y
15
T
16
V
17
J
18
19
H
20
21
22
23
U
24
25
1
2
4
3
--
--
8
5
13
12
--
--
--
9
--
11
6
--
10
--
--
--
--
--
--
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