Denon DCM-5001 Serial Protocol - Page 14

Request Setting Disc

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.4 Request Setting Disc This acquires the disc number installed in the disc rack. bytebit 7 6 5 4 3 2 1 0 0 STX 02h 1 Command code 6 2 ETX 03h 3 BCCH high-level 4 BCCL low-level Answers returned bytebit 7 6 5 4 3 2 1 0 0 STX 02h 1 Reply code 6 2 Answer code 3 First disc number ( 100 digits ) 4 First disc number ( 10 digits ) 5 First disc number ( 1 digit ) 6 Second disc number ( 100 digits ) N: MAX 100 ( n-1 ) th disc number ( 1 digit ) n th disc number ( 100 digits ) n th disc number ( 10 digits ) n th disc number ( 1 digits ) ETX 03h or ETB 17h BCCH high-level BCCL low-level Special conditions · This command shall only be issued after checking the Disc Sense Complete status(3) with a status code to the Request System Status command ( ' 0 ' ). · After detecting the discs, If there is no disc in the unit,it will be sent the Disc Nothing Status ( ' 5 ' ) instead of the Disc Sense Complete Status (3).In this case it's not necessary to send this command · The maximum value of N is 100. · Because its length of parameters for the answers is flexible depending on the numbers of discs in the unit, it can be sent the answer by dividing into a couple of numbers with adding ETB (17h) to the end of each data and 03h to the final data. Other

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.4
Request Setting Disc
This acquires the disc number installed in the disc rack.
bytebit
7
6
5
4
3
2
1
0
0
STX 02h
1
Command code
6
2
ETX 03h
3
BCCH high-level
4
BCCL low-level
Answers returned
bytebit
7
6
5
4
3
2
1
0
0
STX 02h
1
Reply
code
6
2
Answer code
3
First disc number ( 100 digits )
4
First disc number ( 10 digits )
5
First disc number ( 1 digit )
6
Second disc number ( 100 digits )
( n-1 ) th disc number ( 1 digit )
n th disc number ( 100 digits )
n th disc number ( 10 digits )
n th disc number ( 1 digits )
ETX 03h or
ETB 17h
BCCH high-level
BCCL low-level
N: MAX 100
Special conditions
•
This command shall only be issued after checking the Disc Sense Complete status(3) with a
status code to the Request System Status command (
‘
0
’
).
•
After detecting the discs, If there is no disc in the unit,it will be sent the Disc Nothing Status (
‘
5
’
) instead of the Disc Sense Complete Status (3).In this case it
’
s not necessary to send this command
•
The maximum value of N is 100.
•
Because its length of parameters for the answers is flexible depending on the numbers of discs
in the unit, it can be sent the answer by dividing into a couple of numbers with adding ETB (17h) to the
end of each data and 03h to the final data.
Other