Manualshelf

Datasheet

ManualsBrandsHGST ManualsInternal Hard Drives0A72330
111112113114115116117118119120
7K500 OEM Specification
Page 117 of 176
14.19
14.1914.19
14.19 Read Multiple E
Read Multiple ERead Multiple E
Read Multiple Ext
xtxt
xt (29h)
(29h) (29h)
(29h)
Command Block Output Registers
Command Block Input Registers
Register 7
6
5
4
3
2
1
0
Register 7
6
5
4
3
2
1
0
Data Low -
-
-
-
-
-
-
-
Data Low -
-
-
-
-
-
-
-
Data High -
-
-
-
-
-
-
-
Data High -
-
-
-
-
-
-
-
Current -
-
-
-
-
-
-
-
Error ...See Below... Feature
Previous -
-
-
-
-
-
-
-
Current V
V
V
V
V
V
V
V
HOB=0
-
-
-
-
-
-
-
-
Sector Count
Previous V
V
V
V
V
V
V
V
Sector Count
HOB=1
-
-
-
-
-
-
-
-
Current V
V
V
V
V
V
V
V
HOB=0
V
V
V
V
V
V
V
V
LBA Low
Previous V
V
V
V
V
V
V
V
LBA Low
HOB=1
V
V
V
V
V
V
V
V
Current V
V
V
V
V
V
V
V
HOB=0
V
V
V
V
V
V
V
V
LBA Mid
Previous V
V
V
V
V
V
V
V
LBA Mid
HOB=1
V
V
V
V
V
V
V
V
Current V
V
V
V
V
V
V
V
HOB=0
V
V
V
V
V
V
V
V
LBA High
Previous V
V
V
V
V
V
V
V
LBA High
HOB=1
V
V
V
V
V
V
V
V
Device -
1
-
-
-
-
-
-
Device -
-
-
-
-
-
-
-
Command 0
0
1
0
1
0
0
1
Status ...See Below...
Error Register
Status Register
7 6 5
4 3
2 1 0
7 6 5
4 3 2 1 0
CRC
UNC
0
IDN
0
ABT
T0N
AMN
BSY
RDY
DF
DSC
DRQ
COR
IDX
ERR
0 V 0
V 0
V 0 0
0 V 0
V - 0 0 V
Table 85 Read Multiple Ext Command (29h)
Output Parameters To The Device
Sector Count Current
The number of sectors to be transferred low order, bits (7:0).
Sector Count Previous
The number of sectors to be transferred high order, bits (15:8). If 0000h in the Sector
Count register is specified, then 65,536 sectors will be transferred.
LBA Low Current
LBA (7:0)
LBA Low Previous
LBA (31:24)
LBA Mid Current
LBA (15:8)
LBA Mid Previous
LBA (39:32)
LBA High Current
LBA (23:16)
LBA High Previous
LBA (47:40)
Input Parameters From The Device
LBA Low (HOB=0)
LBA (7:0) of the address of the first unrecoverable error.
LBA Low (HOB=1)
LBA (31:24)of the address of the first unrecoverable error.
LBA Mid (HOB=0)
LBA (15:8)of the address of the first unrecoverable error.
LBA Mid (HOB=1)
LBA (39:32)of the address of the first unrecoverable error.
LBA High (HOB=0)
LBA (23:16)of the address of the first unrecoverable error.
LBA High (HOB=1)
LBA (47:40)of the address of the first unrecoverable error.