Specifications

.18 Request Track Data
This requests track data from the disc.
bytebit 7 6 5 4 3 2 1 0
0
STX 02h
1
Command code 2
2
Zone specification (*1)
3
Track number specification ( 10 digits )
4
Track number specification ( 1 digit )
5
ETX03h
6
BCCH high-level
7
BCCL low-level
(*1) Zone specification
Code Function
Single zone Dual zone
31h1 Current zone Zone 1
32h2 Next zone Zone 2
Answers returned
bytebit 7 6 5 4 3 2 1 0
0
STX 02h
1
Reply code 2
2
Answer code
3
Specified track number ( 10 digits )
4
Specified track number ( 1 digits )
5 Absolute starting time ( minutes10 digits )
6 Absolute starting time ( minutes1 digit )
7 Absolute starting time ( second10 digits )
8 Absolute starting time ( second1 digit )
9 Absolute starting time ( frame10 digits )
10 Absolute starting time ( frame1 digit )
11 ETX 03h
12 BCCH high-level
13 BCCL low-level
Special conditions
· If this command is issued when no disc is mounted on the drive in a selected zone or when
TOC read is incomplete, all tracks and time parameters(byte 310) of the answer will be 0 ( 30h ).
· This command is valid only when the zone status is TOC Read (E) or Load CD-TEXT Disc (J),
or when the previous zone status is proceeded to other status by the Request System Status command
or other commands see item 3 of “1.8 List of Status Codes”.
Other