Front view – ACTiSYS ACT-IR320L User Manual
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ACT-IR320L User’s Manual
Apr. 18, 2003
Version 0.1
4. DTE-DB9M Connector description
ACT-IR320L is a DTE adapter, like serial port on PC, it can connect to any DCE device directly. If
you want to connect this adapter to Notebook or Desktop computer, the DB9F-to-DB9F converter is
needed. The converter plays like a null-modem, redirects serial port signals from DTE to another
DTE.
Pin No.
Name
Descriptions
I/O
1 CD
Data Carrier Detect
I
2
RXD
Receiver
Data
I
3 TXD
Transmitter
Data
O
4 DTR
Data
Terminal
Ready O
5 GND
Signal
Ground
GND
6 DSR
Data
Set
Ready
I
7 RTS
Request
to
Send
O
8
CTS
Clear to Send
I
9 RI
Ring
Indicator
I
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