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8 sustained ultra dma data out burst – FUJITSU DISK DRIVES MHM215OAT User Manual

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Interface

5-118

C141-E104-02EN

5.6.3.8 Sustained Ultra DMA data out burst

5.6.3.2 contains the values for the timings for each of the Ultra DMA Modes.

Note:

DD (15:0) and HSTROBE signals are shown at both the device and
the host to emphasize that cable setting time as well as cable
propagation delay shall not allow the data signals to be considered
stable at the device until some time after they are driven by the host.

Figure 5.18 Sustained Ultra DMA data out burst

HSTROBE

at host

HSTROBE

at device

DD(15:0)

at host

DD(15:0)

at device

t

2CYC

t

CYC

t

CYC

t

2CYC

t

DVH

t

DVS

t

DVH

t

DVS

t

DVH

t

DH

t

DS

t

DH

t

DS

t

DH

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