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(40) READ MULTIPLE EXT (X’29’)
• Error reporting conditions
• Description
This command is the extended command of the READ MULTIPLE command.
The LBA specification is increased from 28 bits to 48 bits, and the maximum
number of sectors that can be transferred by a single command is changed from
100h to 10000h. Other command controls are the same as those of the READ
MULTIPLE command.
(1) The command was issued in CHS mode (ST = 51h, ER = 04h).
The other error reporting conditions are the same as those of the READ
MULTIPLE command.
At command issuance (Shadow Block Registers setting contents)
CM 0 0 1 0 1 0 0 1
DH 1 L
CH
CL EXP
SN EXP
SN
SC EXP
SC
FR EXP
FR
LBA (47-40)
LBA (23-16)
LBA (39-32)
LBA (15-8)
LBA (31-24)
LBA (7-0)
Sector count (15-8)
Sector count (7-0)
xx
xx
1 x xx
CH EXP
CL
At command completion (Shadow Block Registers contents to be read)
ST Status information
DH 1 L xx 1 x
CH EXP
CH
SN EXP
SC
LBA (23-16)
LBA (31-24)
LBA (7-0)
Error information
CL EXP
CL
SN
SC EXP
ER
LBA (47-40)
LBA (39-32)
LBA (15-8)
xx
xx
5-146 C141-E249