SMG-5400 User Manual Ver. 1.4
- 9 -
2.4.2
RP-SMA Connector
There is an RP-SMA connector (jack) is for an external antenna.
2.4.3
Serial Port
SMG-5400 has D-SUB 9-pin male connector for connecting serial devices.
Figure 2-3 Serial Port
⚫
Port Specification
Parameter
Value
Number
1
Type
RS232, RS422 or RS485
Baud rate
1,200 ~ 230,400 [bps]
Parity
NONE, EVEN, ODD, MARK or SPACE
Data bit
8 or 7 (7-bit is only available on using Parity)
Stop bit
1 or 2
Table 2-2 Port Specification
⚫
RS232 Signal Lines
Number
Name
Description
Level
I/O
Wiring
1
DCD
Data Carrier Detect
RS232
In
N/A
2
RXD
Receive Data
RS232
In
Required
3
TXD
Transmit Data
RS232
Out
Required
4
DTR
Data Terminal Ready
(Always Active)
RS232
Out
Optional
5
GND
Ground
Ground
-
Required
6
DSR
Data Set Ready
RS232
In
N/A
7
RTS
Request To Send
RS232
Out
Optional
8
CTS
Clear To Send
RS232
In
Optional
9
RI
Ring Indicator
RS232
In
N/A
Table 2-3 RS322 Signal Lines
