Panasonic AJ-D750P Operating Instructions Manual page 68

Dvcpro digital video cassette recorder
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Connector signals
PARALLEL REMOTE (25P)
Pin No.
<Notes>
COMMAND pins: TTL level, active low,
STATUS pins: open collector, sink current 6mA
RS-232C REMOTE (25-pin D-SUB crossover cable supported)
Pin No.
Example of connections with controller (PC) using a 25-pin D-SUB crossover cable
PC end (D-SUB 25 pins)
FG
TxD
RxD
RTS
CTS
DSR
GND
DTR
ENCODER REMOTE (15P)
Pin No.
Signal
1
PLAY COMMAND
2
STOP COMMAND
3
FF COMMAND
4
REW COMMAND
5
REC COMMAND
6
EJECT COMMAND
7
STANDBYON/OFFCOMMAND
8
PREROLL COMMAND
9
IN SET COMMAND
Abbreviation
FRAME GROUND
1
RxD
2
TxD
3
CTS
4
RTS
5
DTR
6
GND
7
20
DSR
1
2
3
4
5
6
7
20
Signal
1
2
SET UP
3
C LEVEL
4
GND
5
+12V
Pin No.
Signal
10
11
> 10V, MAX 300mA
12
13
PLAY STATUS
14
STOP STATUS
15
FF STATUS
16
REW STATUS
17
REC STATUS
18
EJECT STATUS
>
=
100ms edge electrical signal.
Circuit
Protective ground
Frame ground
Received data
Sends data to the PC.
Transmitted data
Receives data from the PC.
Clear to send
Shorted with pin 5.
Request to send
Shorted with pin 4.
Data terminal ready
No processing
Signal ground
Signal ground
Positive power output after communication enable
Data set ready
status
VTR end (D-SUB 25 pins)
1
FG
2
RxD
3
TxD
4
CTS
5
RTS
6
DTR
7
GND
20
DSR
Pin No.
Signal
6
SYSTEM H 0
7
SYS.SC COARSE (2)
8
–12V
9
HUE
10
VIDEO LEVEL
- 68 -
Pin No.
Signal
19
STAND BY ON STATUS
20
PREROLL STATUS
21
SERVO LOCK STATUS
22
23
24
25
GND
Description
Pin No.
Signal
11
RET GND
12
13
14
SYS.SC FINE
15
SYS.SC COARSE (1)

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