XtendLan XL-GDB series User’s Guide
CID (RS-232) PIN ASSIGNMENT TABLE
EIA DESCRIPTION
ABBR.
SIGNAL
TO
RS-232
Signal Gnd
SG
5
Transmit Data (A)
TD(A)
DCE
3
Receive Data (A)
RD(A)
DTE
2
Request To Send (A)
RTS(A)
DCE
7
Clear To Send (A)
CTS(A)
DTE
8
Data Set Ready (A)
DSR(A)
DTE
6
Data Terminal Ready (A)
DTR(A)
DCE
4
Data Carrier Detect (A)
DCD(A)
DTE
1
E1 and T1 INTERFACE PIN ASSIGNMENT TABLE
SIGNAL
DESCRIPTION
DIRECTION
DB-15
TERMINAL
BLOCK
RJ-45
TTIP
OUT
1
T
1
TRING
OUT
9
R
2
RTIP
IN
3
T1
4
RRING
IN
11
R1
5
Frame Ground
2
GND
3
4
6
91
Содержание XL-GDB101E
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