46
10-2. SA-K97U Specifications
10. OPTIONAL SA-K97U RS-232C INTERFACE BOARD
9-pin connector specifications
Pin NO.
Signals
Operations
Direction of signals
2
RXD
Receive data
VTR
p
CPU
3
TXD
Transmit data
VTR
[
CPU
4
DTR
Data terminal ready
VTR
[
CPU
5
GND
Signal ground
6
DSR
Data set ready
VTR
p
CPU
1
2
3
4
5
6
9
Output level
ON : +5 V or more
OFF: –5 V or less
10-3. SA-K97U RS-232C Protocol & Commands
RS-232C protocol
JVC table-1
0
1 2
3
4
5
6
7
8
9
A
B
C
D
E
F
0
Data “0” ENTER
TIMER
ON SCREEN
VISS
FRAME CODE
ON
ON
FWD
(COUNT)
1
COMPLE-
Data “1”
CLEAR
TIMER
ON SCREEN
VISS
REC
DEVICE
AL . PL
TION
ERROR
OFF
OFF
REV
CHECK
TYPE
RESET
2
ERROR
Data “2”
PRG/CLK
ROM VER
HOUR METER COUNT
SENSE
RESET
3 CASSETTE
Data “3”
SHFT+
EJECT
SEARCH
OUT
(VISS)
4
Data “4”
SHFT–
ON SCREEN
SELECT
5
NOT
Data “5”
SET+
PL .AL COUNT
TARGET
SENSE
6
ALARM
Data “6”
CLEAR
SET–
TL STATUS
TL STATUS
JVC
INPUT
SET
SENSE
TABLE1 ON
7
Data “7”
CANCEL
STATUS
JVC
SENSE
TABLE1 OFF
8
Data “8”
9
Data “9”
OPE LOCK
ON
A
ACK
PLAY
REV
OPE LOCK
REC
REC
PLAY
OFF
REQUEST
B
NAK
OPERATE ON
FF
REC
VTR INQ
PAUSE
C
OPERATE OFF
REW
D
MODE
F-FIELD
SHIFT
STEP
E
MODE
DATE SET
DATE S
F
STOP
STILL
TIME SET
TIME S
5
Mode
:
5
Character length
:
5
Data rate
:
5
Parity check
:
5
Stop bit
:
Non-synchronized
8 bits
1200, 2400, 4800, 9600 bps
(switched with function menu switch, set to 9600 bps before shipment)
No
1 bit
Data format
Functions in the shaded section
are effective only when JVC table-1 is set to ON.
