Roland RS 232C MP3 Player User Manual


 
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AR-3000 RS-232C Reference -5
3.1.2 Command Format
Commands (control signals) have several formats.
Type 0: Those consisting only of a control code.
' ; ' etc. is not attached. These consist only of a control code.
Example) ACK
Type 1: Commands with no parameters
These commands end in ' ; '
Example) stxST;
Type 2: Commands with parameters.
Command
:
parameter
,
parameter . . . ;
Command and parameter are separated by a colon ' : '
Parameter and parameter are separated by a comma ' , '
A semicolon ' ; ' is placed at the end of the parameter.
3.1.3 About Input Parameters
1) Generally, parameters use decimal notation, and are variable length.
Example) stxDC:10; stxDC:5;
Example) stxMP:A1,30; ,stxMP:A20,255;
2) Characters in a card name etc. are enclosed in double quotation marks ( ).
Example) stxCV:0,ABCDEFGH,0;
3) The phrase and the card slot are specified together.
Example) stxPA:A1; ( plays back phrase 1 of card A )
* A01 , A001 or A0001 is the same as A1.
3.1.4 About Output Parameters
1) Generally, parameters use decimal notation, and are variable length.
But phrase name and time are fixed length.
Example) phrase name( A1 – A999 , B1 – B999 ) : A001 , A020 , A300 , _.
Example) phrase name( A1000 , B1000 ) : A1000 , B1000
Example) Time : 00H00M06S14F7S / 05M40S / 00S04F / 30S0 _.
3.2 Precautions
1) After you make settings, erase, or copy, we recommend that you call up the AR-3000 internal
memory data and check the contents.
2) While the computer and the AR-3000 are communicating, please avoid the following actions,
which could result in destruction of the data in the card.
- Inserting or removing the memory card.
- Moving the protect switch of the card.
- Disconnecting the RS-232C cable. ...etc.