Specifications

.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