Travelstar 5K160 (PATA) Hard Disk Drive Specification
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7.9.6 Device Pausing Write DMA
PARAMETER
DESCRIPTION
MODE0 MODE1 MODE2 MODE3 MODE4 MODE5
MIN
(ns)
MAX
(ns)
MIN
(ns)
MAX
(ns)
MIN
(ns)
MAX
(ns)
MIN
(ns)
MAX
(ns)
MIN
(ns)
MAX
(ns)
MIN
(ns)
MAX
(ns)
tSR HSTROBE
to
DDMARDY- time
– 50 – 30 – 20 – – – – – –
tRFS DDMARDY-
to
final HSTROBE
time
– 75 – 70 – 60 – 60 – 60 – 50
Figure 12. Ultra DMA cycle timings (Device Pausing Write)
Note: When a device does not satisfy the tSR timing, the device is ready to receive two more data words
after
DDMARDY-
is negated.
HSTROBE
DDMARDY-
DMACK-
DMARQ
tSR
STOP
tRFS