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Serial port
Item
Number of ports
Connector
Female screw
Maximum Communication speed
Functions of each connector pin
Pin No.
Signal
1
N.C.
2
RXD
3
TXD
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
9
N.C.
1 port
DSUB 9-pin male
Unified (inch) screw No.4-40 UNC
115200 bps
I/O
--
Not used
I
RXD (Receive data)
O
TXD (Transmit data)
O
DTR
--
GND
I
DSR
O
RTS
I
CTS
--
Not used
Product Specifications
Specifications
Description
147
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