Installation and Startup
Rev. 1 June 2019
23
41113042
Figure 2-5: DB-9 Female Serial Connector
Table 2-2: Serial Connector Pin-out (Single Port Mode)
Name
Pin
Description
Type
DCD
1
Data Carrier Detect
OUT
TXD
2
Transmit Data
OUT
RXD
3
Receive Data
IN
DTR
4
Data Terminal Ready
IN
GND
5
Main GND. Connected internally to BOARD GND
GND
DSR
6
Data Set Ready
OUT
RTS
7
Ready To Send
IN
CTS
8
Clear To Send
OUT
RI
9
Not connected
—
Table 2-3: Serial Connector Pin-out (Dual Port Mode)
Name
Pin
Description
Type
CTS
1
Port 2 Clear To Send
OUT
TXD
2
Port 1 Transmit Data
OUT
RXD
3
Port 1 Receive Data
IN
RXD
4
Port 2 Receive Data
IN
GND
5
Main GND. Connected internally to BOARD GND
GND
TXD
6
Port 2 Transmit Data
OUT
RTS
7
Port 1 Ready To Send
IN
CTS
8
Port 1 Clear To Send
OUT
RTS
9
Port 2 Ready To Send
IN
5
4
3
2
1
9
8
7
6