GarrettCom DX40 Manual De Usuario
C
HAPTER
1 - Overview
Pinouts
DX40 Serial Device Router Installation Guide
8
1.4.3
DB9 (Female) – RS232 Serial Ports
defines the pinout of the DB9 female connector used with serial ports on the
DX40 when they are configured for the RS232 interface. DB9 connectors are used on
serial ports S1 and S2 for asynchronous or bit-oriented connections.
serial ports S1 and S2 for asynchronous or bit-oriented connections.
1.4.4
DB9 (Female) – RS485 Serial Ports
defines the pinout of the DB9 female connector used with serial ports on the
DX40 when they are configured for the RS485 interface.
Table 1-10. DB9 RS232 Pinout
Pin
Name
Dir.
Description
1
DCD
In
Data Carrier Detect from DCE.
2
RXD
In
Receive Data from DCE.
3
TXD
Out
Transmit Data to DCE.
4
DTR
Out
Data Terminal Ready to DCE.
5
GND
Pwr
Signal Ground.
6
DSR
In
Data Set Ready from DCE.
7
RTS
Out
Request To Send.
8
CTS
In
Clear To Send.
9
RI
In
Ring Indicator from DCE.
1
2
3
4
5
6
7
8
9
S1/S
S1/S2
Table 1-11. DB9 RS485 Pinout
Pin
Signal
Direction
1
RX-
In
2
RX+
In
3
TX-
Out
4
TX+
Out
5
GND
Power
6
Not Used
7
Not Used
8
Not Used
9
Not Used
1
2
3
4
5
6
7
8
9
S1/S
S1/S2