Sony 70AP Car Stereo System User Manual


 
52
DSR Series
7X.C7 : EVENT QUEUE
This return command is returned in response to the “61.C7 : EVENT QUEUE SENSE” com-
mand.
The events which are waiting for execution are returned in the order of event number.
The maximum number of events which can be returned at once is 7 events. When the specified
number of data is less than 1 or when “70.C7” is returned, it indicates that there is no remaining
data.
[DATA-1, DATA-2]
This indicates an event number (0001h to FFFFh) which has not been executed yet.
The lower byte is assigned to DATA-1 and the upper byte is assigned to DATA-2.
[DATA-3, DATA-4]
This indicates an event number (0001h to FFFFh) which has not been executed yet. The lower
byte is assigned to DATA-3 and the upper byte is assigned to DATA-4.
.
.
.
.
61.C8 : UNSUCCESSFUL EVENT SENSE
This command is used to request information about the event in which an error is detected. The
event in which an error is detected is stored in the unsuccessful EVENT buffer as an unsuccess-
ful EVENT. They are stored in the order of error detection.
DSR series VTR has the capacity of 5 events as the unsuccessful EVENT buffer.
[DATA-1]
This specifies which unsuccessful EVENT is to be returned.
bit-4
0 : Return is started from the top of the unsuccessful EVENT buffer.
1 : Return is started from the next data after the unsuccessful EVENT that was returned
previously.
bit-2 ~ bit-0
This specifies how many events’ worth of data are to be returned. A maximum of 5 can
be specified.