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DISK DRIVE OPERATION
SpinPoint V40 Product Manual
100
6.7.4.5 Device terminating an Ultra DMA data in burst
The values for the timings for each of the Ultra DMA modes are contained in 6.7.4.2.
t
AZ
t
IORDYZ
CRC
DMARQ
(device)
DMACK-
(host)
STOP
(host)
HDMARDY-
(host)
DSTROBE
(device)
DD(15:0)
DA0, DA1, DA2,
CS0-, CS1-
t
ACK
t
LI
t
MLI
t
DVS
t
LI
t
ACK
t
ACK
t
ZAH
t
DVH
t
SS
t
LI
NOTE − The definitions for the STOP, HDMARDY and DSTROBE signal lines are no longer in
effect after DMARQ and DMACK are negated.
Figure 6-7 Device terminating an Ultra DMA data in burst