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C141-E124-01EN 3 - 15
By using this command with the "PMI" bit specified as "1", the INIT can search for usable data
space continuously without being interrupted by data transfers for alternate sector processing or
switching of cylinders.
The format of the data transferred to the INIT by this command is shown in Figure 3.6.
Bit
Byte
76543210
0 Logical Block Address (MSB)
1 Logical Block Address
2 Logical Block Address
3 Logical Block Address (LSB)
4 Block Length (MSB)
5 Block Length
6 Block Length
7 Block Length (LSB)
Figure 3.6 READ CAPACITY data