3.6 Status Returns
The player can return codes to the computer indicating certain status conditions:
1) Completion MessageThe completion message used in Automatic Status is ÒRÓ.
R<C/R>
2)Error MessageThe error message is indicated by the letter ÒEÓ followed by a
E N1 N2 <C/R>
The error message occurs when the given command is
•In response to a single request command, the status is displayed as the appropriate character string with a termination code at the end. A termination code of either <C/R> or <C/R> <L/F> can be selected by using Register C.
•If multiple request commands are sent to the player within the same command string, each status value is returned as the appropriate character string with a <C/R> (or <C/R> <L/F>) termination code.
?C?F<C/R> 02 <C/R> 10260 <C/R>
•When the request command is at the end of the command string, ÒRÓ of the completion message is omitted.
ST?F <C/R> | 23005 <C/R> |
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?FST <C/R> | 23005 <C/R> | R <C/R> |