Table of Contents
Advertisement
CONTENTS
RS-232C interface
The VTR can be operated by commands when the
RS-232C interface is used.
(See command table on pages
$ Conditions for acknowledging
commands from RS-232C interface
O The front panel CONTROL switch must be at
REMOTE.
O The setup menu No. 204 "RS232C SEL" must be
ON.
If the above conditions are not met, [ACK] + [STX]
ER001 [EXT] is returned to the external unit.
Whether the [ACK] code is returned depends on the
setting which has been selected for setup menu
item No. 209 "RETURN ACK".
68 (E)
71,
72.)
Hardware specifications
External interface specifications
O Connector specifications
Connector:
D-SUB 25-pin (crossover cable supported)
Pin No.
Signal
1
FG
Protective ground
(Frame ground)
2
RXD
Received data
(Data is sent to PC.)
3
TXD
Transmitted data
(Data is received from PC.)
4
CTS
Clear to send
(Shorted with pin 5.)
5
RTS
Request to send
(Shorted with pin 4.)
6
DTR
Data terminal ready
(No processing)
7
SG
Signal ground
(Signal ground)
20
DSR
Data set ready (+ voltage output after
communication enable status)
O Example of connection with controller (PC)
Using crossover cable with D-SUB 25-pin
connectors
PC side
(D-SUB 25-pin connector)
FG
1
TXD
2
RXD
3
RTS
4
CTS
5
DSR
6
SG
7
DTR
20
Using crossover cable with D-SUB 9-pin and 25-pin
connectors
PC side
(D-SUB 9-pin connector)
RXD
2
TXD
3
DTR
4
SG
5
DSR
6
RTS
7
CTS
8
Description
VTR side
1
FG
2
RXD
3
TXD
4
CTS
5
RTS
6
DTR
7
SG
20
DSR
VTR side
1
FG
2
RXD
3
TXD
4
CTS
5
RTS
6
DTR
7
SG
20
DSR
Advertisement
Table of Contents
