Toshiba C-DR0101 RS-232C Communication Format Controller Digital Recorder, Keys Commands

16.1.4. RS-232C Communication Format (Controller						Digital Recorder)
Item		STX	LEN	COMMAND			PARA	DATA	ETX
No. of Byte		1	1		2		2	Variable	1
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	PARA	DATA LEN	Operation
BT	PL	0	Playback Key
	ST	0	Playback Stop Key
	RV	0	Reverse Playback Key
	PS	0	Pause Key
	RD	0	Recording Key
	DC	0	Buzzer Stop Key
	MN	0	Menu Key (Press Menu Key for 1 second or more)
	ON	0	Start Internal Timer Recording (Press Timer key for 1 second or more)
	PO	0	Standby Key ON
	PF	0	Standby Key OFF
	SC	0	Search Key
	QT	0	Periodical Status Inquiry (Response returned)
	AL	0	Alarm Operation
	RS	0	Recording Stop Key (Press Recording Key for 1 second or more)
	KH	0	Recording Start Operation
	UP	0	Up Shift Key
	DW	0	Down Shift Key
	LF	0	– Key
	RT	0	+ Key
	SL	0	Select Key

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