FlexDSL ORION 3 - Page 152

User Manual LTU Orion 3
152
Signal Element Timing (B)
23
SG
G
Signal Ground (102)
This connector description is only correct with the Nx64 daughter board.
Type – DB-26H (D-Sub High Density, female), 26 pins.
Pin No.
Signal RS-232
Description
Direct.
1
DTR
Data Terminal Ready
In
2
DSR
Data Set Ready
Out
3
CTS
Clear to Send
Out
6
DCD
Data Carrier Detect
Out
7
RXD
Receive Data
Out
8
RTS
Request to Send
In
9
TXD
Transmit Data
In
11
SG
Signal Ground
12
SG
Signal Ground
13
SG
Signal Ground
14
SG
Signal Ground
15
CC
Cable is Connected
In
This connector description is only correct with the RS-232 daughter board (attention, the RS-232
daughter board is different than the Nx64 daughter board!).
Type – DB-26H (D-Sub High Density, female), 26 pins.
Pin No.
Signal RS-232
Description
Direct.
1
TXD-1
Transmit Data 1
In
2
RTS-1
Request to Send 1
In
3
TXD-2
Transmit Data 2
In
4
RTS-2
Request to Send 2
In
6
RXD-1
Receive Data 1
Out
7
CTS-1
Clear to Send 1
Out
8
RXD-2
Receive Data 2
Out
9
CTS-2
Clear to Send 2
Out
11
SG
Signal Ground
12
SG
Signal Ground
13
SG
Signal Ground
14
SG
Signal Ground
In
15
CC
Cable is Connected
In
19
TXD-3
Transmit Data 3
In
20
RTS-3
Request to Send 3
In
21
TXD-4
Transmit Data 4
In
22
RTS-4
Request to Send 4
In
23
RXD-3
Receive Data 3
Out
24
CTS-3
Clear to Send 3
Out
25
RXD-4
Receive Data 4
Out
26
CTS-4
Clear to Send 4
Out
This connector description is only correct with the 4xRS-232 daughter board.