APPENDIX
68
RS-232C Configurations
APPENDIX
Either cable below can be used.
Communication Parameters
■
Baud rate: 9600 bps (UART)
■
Data length: 8 bits
■
Parity: None
■
Stop bit: 1 bit
■
Communication code: ASCII code
■
Use a crossed (reverse) cable.
PC
TV
RXD
2
3
TXD
TXD
3
2
RXD
GND
5
5
GND
DTR
4
6
DSR
DSR
6
4
DTR
RTS
7
8
CTS
CTS
8
7
RTS
D-Sub 9
D-Sub 9
PC
TV
RXD
2
3
TXD
TXD
3
2
RXD
GND
5
5
GND
DTR
4
6
DTR
DSR
6
4
DSR
RTS
7
7
RTS
CTS
8
8
CTS
D-Sub 9
D-Sub 9
7-Wire Configuration
(Serial female-female NULL modem cable)
3-Wire Configurations
(Not standard)
NOTE
!
G
G
This product has command echo back in the RS-232C Command.