GL811USB データシートの表示（PDF） - Genesys Logic

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GL811USB

USB 2.0 to ATA / ATAPI Bridge Controller

Genesys Logic 

GL811USB – USB 2.0 to ATA / ATAPI Bridge Controller

6.4.3.4 Host pausing an Ultra DMA data-in burst

DMARQ

(device)

DMACK_

(host)

STOP

(host)

HDMARDY_

(host)

DSTROBE

(device)

IODD(15:0)

(device)

tRP

tSR

tRFS

Notes:

1.The host may assert STOP to request termination of the Ultra DMA burst no sooner than tRP

after HDMARDY_ is negated.

2.If the tSR timing is not satisfied, the host may receive zero, one, or two more data words from

the device.

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