Cable Connection; Pc Control Connector (D-Sub 9P) - NEC VT800 User Manual

Cable Connection

Communication Protocol
Baud rate ......................................... 38400 bps
Data length ...................................... 8 bits
Parity ............................................... No parity
Stop bit ............................................ One bit
X on/off ............................................ None
Communications procedure ............ Full duplex
NOTE: Depending on the equipment, a lower baud rate may be recommended for long cable runs.

PC Control Connector (D-SUB 9P)

1 2 3
6 7
NOTE 1: Pins 1, 4, 6 and 9 are not used.
NOTE 2: Jumper "Request to Send" and "Clear to Send" together on both ends of the cable to simplify cable connection.
NOTE 3: For long cable runs it is recommended to set communication speed within projector menus to 9600 bps.
To TxD of PC
To RxD of PC
To GND of PC
4 5
8 9
To RTS of PC
To CTS of PC
131
8. Appendix