Справочник Пользователя для Toshiba C-DR0101

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STX
LEN
COMMAND
PARA
DATA
ETX
Item
1
1
2
2
Variable
1
No. of Byte
STX : 
Fixed to A0H.
LEN : 
The number of bytes from command to DATA
COMMAND :  BT, MS, MV, LG, SE*
1
PARA : 
Parameter*
1
DATA : 
DATA section (variable depending on a command and parameter)
ETX : 
Fixed to AFH.
*
1
If communication data is transmitted, an ACK, NAK, or DEL signal is returned immediately after the data is
received. 
ACK (06H) : Correct reception
NAK (15H) : Reception error
DEL (7FH) : Invalid operation
16.1.5. RS-232C Communication Command (Controller       Digital Recorder)
Commands are 2 bytes in length. Parameters (PARA) are also 2 bytes. They are followed by the multi-byte
DATA section. If DATA LEN is "0," no DATA section follows. 
Key's Commands
Command
BT
PARA
PL
ST
RV
PS
RD
DC
MN
ON
PO
PF
SC
QT
AL
RS
KH
UP
DW
LF
RT
SL
DATA LEN
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Operation
Playback Key
Playback Stop Key
Reverse Playback Key
Pause Key
Recording Key
Buzzer Stop Key
Menu Key (Press Menu Key for 1 second or more)
Start Internal Timer Recording (Press Timer key for 1 second or more)
Standby Key ON
Standby Key OFF
Search Key
Periodical Status Inquiry (Response returned)
Alarm Operation
Recording Stop Key (Press Recording Key for 1 second or more)
Recording Start Operation
Up Shift Key
Down Shift Key
– Key
+ Key
Select Key
16.1.4. RS-232C Communication Format (Controller       Digital Recorder)