User's Guide

Commands: Read Position (34h) Page 121
Last
Block
Location
8-11 These fields indicate the block address associated with the current
logical position. The value indicates the block address of the next data
block to be transferred between the Initiator and the drive if a READ or
WRITE command is issued. Block 0 is the first block on each partition.
READ POSITION Data Format
The following table shows the layout for the READ POSITION data format when the
Long and TCLP bits are set to 1.
Byte
Bits
7 6 5 4 3 2 1 0
0 BOP EOP Reserved MPU BPU
Reserved
1 Reserved
2 Reserved
3 Reserved
4 Partition Number, MSB (0)
5 Partition Number (0)
6 Partition Number (0)
7 Partition Number, LSB (0)
8 Block Number, MSB
9 Block Number
10 Block Number
11 Block Number
12 Block Number
13 Block Number
14 Block Number
15 Block Number, LSB
16 File Number, MSB
17 File Number
18 File Number
19 File Number
20 File Number
21 File Number
22 File Number
23 File Number, LSB
24 Set Number, MSB (0)
25 Set Number (0)
26 Set Number (0)
27 Set Number (0)
28 Set Number (0)
29 Set Number (0)
30 Set Number (0)
31 Set Number, LSB (0)
READ POSITION Data Format Field Descriptions
The following table lists the field descriptions.