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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
0123 4 5 6 7 8 9A 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.