5.6.3.8Sustained Ultra DMA data out burst
5.6.3.2 contains the values for the timings for each of the Ultra DMA Modes.
HSTROBE at host
DD(15:0) at host
tCYC
tDVH tDVHIC
t2CYC |
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| tCYC |
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| t2CYC |
tDVS | tDVH | tDVS | tDVH |
tDVSIC | tDVHIC | tDVSIC | tDVHIC |
HSTROBE at device
DD(15:0) at device
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| tDH |
| tDS |
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| tDH |
| tDS |
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| tDHIC |
| tDSIC |
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| tDHIC |
| tDSIC |
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tDH tDHIC
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 5.16 Sustained Ultra DMA data out burst
5 - 100 |
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