5.2.4.2
Host Pausing Read DMA
DMARQ
DMACK-
STOP
HDMARDY-
DSTROBE
Figure 10 Ultra DMA cycle timing chart (Host pausing Read)
PARAMETER DESCRIPTION
(all values in ns)
tRP
Ready to pause time
HDMARDY– to final DSTROBE
tRFS
time
Table 19 Ultra DMA cycle timings (Host pausing Read)
HITACHI Deskstar & CinemaStar P7K500 Hard Disk Drive specification (Rev 1.1)
tRP
tRFS
MODE0
MODE1
MODE2
MIN
MAX
MIN
MAX
MIN
160
–
125
–
100
–
75
–
70
–
27
MODE3
MODE4
MAX
MIN
MAX
MIN
MAX
–
100
–
100
–
60
–
60
–
60
MODE5
MODE6
MIN
MAX
MIN
MAX
85
–
85
–
–
50
50