34
RS-232C connector specifications (DSUB-9P)
Pin No.
1
2
3
4
5
6
7
8
Code
CD
RXD
TXD
DTR
SG
DSR
RTS
CTS
Name
Carrier Detect
Received Data
Transmitted Data
Data Terminal Ready
Signal Ground
Data Set Ready
Request To Send
Clear To Send
Direction of data
Visual Presenter PC
CD
RXD
TXD
DTR
SG
DSR
RTS
CTS
: Carrier Detect
: Received Data
: Transmitted Data
: Data Terminal Ready
: Signal Ground
: Data Set Ready
: Request To Send
: Clear To Send
Comments
Cable connection
5 4 3 2 1
9 8 7 6
1
2
3
4
5
6
7
8
9
CD
RXD
TXD
DTR
SG
DSR
RTS
CTS
RI
CD
RXD
TXD
DTR
SG
DSR
RTS
CTS
RI (CI)
1
2
3
4
5
6
7
8
9
DSUB-9P (
Female)
5 4 3 2 1
9 8 7 6
PC side
: DSUB-9P (
Female)
Visual Presenter side
(DSUB-9P)
PC side
(DSUB-9P)