參數(shù)資料
型號: GL811
英文描述: GL811 USB 2.0 to ATA/ATAPI Controller
中文描述: GL811 USB 2.0至ATA / ATAPI控制器
文件頁數(shù): 21/36頁
文件大?。?/td> 291K
代理商: GL811
GL811USB – USB 2.0 to ATA / ATAPI Bridge Controller
2000-2002 Genesys Logic Inc.—All rights reserved.
Page 20
6.4.2.3 Device terminating a Multiword DMA data burst
Note:
To terminate the data burst, the Device shall negate DMARQ within the t
L
of the assertion of the
current DIOR_ or DIOW_ pulse. The last data word for the burst shall then be transferred by the
negation of the current DIOR_ or DIOW_ pulse. If all data for the command has not been
transferred, the device shall reassert DMARQ again at any later time to resume the DMA
operation.
CS0_/ CS1_
DMARQ
(Note)
DMACK_
DIOR_/DIOW_
Read DD(15:0)
Write DD(15:0)
t
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t
G
t
G
t
F
t
E
t
Z
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J
t
D
t
K
t
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