Figure 84. Command Set (2 Of 2) - IBM DTLA-305040 - Deskstar 41.1 GB Hard Drive Specifications

Pro-
tocol
3
SMART Read Attribute Values
1 SMART Read Attribute Thresholds
3 SMART Return Status
3 SMART Save Attribute Values
1 SMART Read Log Sector
2 SMART Write Log Sector
SMART Enable/Disable Automatic Off-line Data
3
Collection
3 Standby
3 Standby*
3 Standby Immediate
3 Standby Immediate*
2 Write Buffer
4 Write DMA (retry)
4 Write DMA (no retry)
5 Write DMA Queued
2 Write Long (retry)
2 Write Long (no retry)
2 Write Multiple
2 Write Sectors (retry)
2 Write Sectors (no retry)
Protocol :
Commands marked * are alternate command codes for previously defined commands.

Figure 84. Command set (2 of 2)

Command
1 : PIO data IN command
2 : PIO data OUT command
3 : Non data command
4 : DMA command
5 : DMA queued command
+ : Vendor specific command
Deskstar 40GV & 75GXP hard disk drive specifications
Code
(Hex)
B0
B0
B0
B0
B0
B0
B0
E2
96
E0
94
E8
CA
CB
CC
32
33
C5
30
31
106
Binary Code Bit
7 6 5 4 3 2 1 0
1 0 1 1 0 0 0 0
1 0 1 1 0 0 0 0
1 0 1 1 0 0 0 0
1 0 1 1 0 0 0 0
1 0 1 1 0 0 0 0
1 0 1 1 0 0 0 0
1 0 1 1 0 0 0 0
1 1 1 0 0 0 1 0
1 0 0 1 0 1 1 0
1 1 1 0 0 0 0 0
1 0 0 1 0 1 0 0
1 1 1 0 1 0 0 0
1 1 0 0 1 0 1 0
1 1 0 0 1 0 1 1
1 1 0 0 1 1 0 0
0 0 1 1 0 0 1 0
0 0 1 1 0 0 1 1
1 1 0 0 0 1 0 1
0 0 1 1 0 0 0 0
0 0 1 1 0 0 0 1