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9 OPTIONAL SA-K97U RS-232C INTERFACE BOARD
9-2 SA-K97U Specifications
9-pin connector specifications
Pin NO.
Signals
Operations
2
RXD
Receive data
3
TXD
Transmit data
4
DTR
Data terminal ready
5
GND
Signal ground
6
DSR
Data set ready
Data format
5
Mode
:
Non-synchronized
5
Character length
:
8 bits
5
Data rate
:
600,1200, 2400, 4800, 9600 bps
(switched with on-screen menu switch, set to 9600 bps before shipment)
5
Parity check
:
No
5
Stop bit
:
1 bit
Configuration
0 (SPACE)
Start bit
D0 D1 D2 D3 D4 D5 D6 D7
1 (MARX)
56
Direction of signals
VTR p CPU
1
6
2
VTR [ CPU
3
4
9
VTR [ CPU
5
VTR p CPU
Output level
ON : +5 V or more
OFF : –5 V or less
Stop bit
9 OPTIONAL SA-K97U RS-232C INTERFACE BOARD
9-3 SA-K97U RS-232C Protocol & Commands
RS-232C protocol
This VCR is provided with JVC basic table commands in addition to the JVC table-1 commands shown below.
The commands in the shaded area in the table below are contained in both the JVC table-1 and JVC basic table. The JVC basic
table commands include only those in the shaded areas.
JVC table-1
0
1 2
3
4
5
6
7
0
Data "0" ENTER
TIMER
ON SCREEN
ON
ON
1
COMPLE-
Data "1" CLEAR
TIMER
ON SCREEN
TION
ERROR
OFF
OFF
2
ERROR
Data "2"
PRG/CLK
ROM VER
3 CASSETTE
Data "3"
SHFT+
POS V+
OUT
4
Data "4"
SHFT–
ON SCREEN
SELECT
5
NOT
Data "5"
SET+
POS H+
TARGET
6
ALARM
Data "6"
CLEAR
SET–
INPUT
7
Data "7"
CANCEL
8
Data "8"
9
Data "9"
OPE LOCK
ON
A
ACK
PLAY
REV
OPE LOCK
PLAY
OFF
B
NAK
OPERATE ON
C
OPERATE OFF
D
MODE
SHIFT
E
MODE
F
STOP
STILL
8
9
A
B
C
D
E
F
VISS
FRAME CODE
FWD
(COUNT)
VISS
REC
DEVICE
AL . PL
REV
CHECK
TYPE
RESET
HOUR METER COUNT
SENSE
RESET
EJECT SEARCH
(VISS)
PL .AL COUNT
SENSE
TL STATUS
TL STATUS
JVC
SET
SENSE
TABLE1 ON
STATUS
JVC
SENSE
TABLE1 OFF
REC
REC
REQUEST
FF
REC
VTR INQ
PAUSE
REW
F-FIELD
STEP
DATE SET
R-FIELD
DATE
STEP
SENSE
TIME SET
TIME
SENSE
57
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