Enable/Disable Delayed Write (Fah: Vendor Specific) - IBM DARA-206000 - Travelstar 12 GB Hard Drive Specifications

12.2 Enable/Disable Delayed Write (FAh: Vendor Specific)

C o m m a n d B l o c k O u t p u t R e g i s t e r s
R e g i s t e r
D a t a
F e a t u r e
S e c t o r C o u n t
S e c t o r N u m b e r
C y l i n d e r L o w
C y l i n d e r H i g h
D e v i c e / H e a d
C o m m a n d
E r r o r R e g i s t e r
7 6 5
C R C U N C 0 I D N
0 0 0
Figure 72. Enable/Disable Delayed Write Command (FAh)
The Enable/Disable Delayed Write command sets if Delayed Write function is enabled or disabled according
to the feature register value.
Even if Delayed Write function is enabled by this command, Delayed Write does not work when Write
Cache function is disabled.
For details for this function, refer to 10.12, "Delayed Write Function (Vendor Specific)" on page 95.
Output Parameters To The Device
Feature Destination code for this command.
07H Enable Delayed Write function
87H Disable Delayed Write function
108
O E M Specifications of DARA-2xxxxx 2.5 inch H D D Rev 2.1
7 6 5 4 3 2 1 0
V V V V V V V V
1 1 D
1 1 1 1 1 0 1 0
4 3 2 1 0
0 A B T T 0 N A M N
0 0 V 0 0
C o m m a n d B l o c k I n p u t R e g i s t e r s
R e g i s t e r 7 6 5 4 3 2 1 0
D a t a
E r r o r . . . S e e B e l o w . . .
S e c t o r C o u n t
S e c t o r N u m b e r
C y l i n d e r L o w
C y l i n d e r H i g h
D e v i c e / H e a d
S t a t u s . . . S e e B e l o w . . .
S t a t u s R e g i s t e r
7 6 5 4 3
B S Y R D Y D F D S C D R Q C O R I D X E R R
0 0 0
2 1 0
0 V