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4-92 C156-E227-01EN
4.7.8 Ultra DMA data out transfer (initialization timing)
DMARQ
DMACK-
STOP
DDMARDY-
HSTROBE
DD(15:0)
DA(2:0)
CS0-, CS1-
tUI
tACK
tACK
tACK
tACK
tZIORDY
tENV
tLI tUI
tDVS
tCVH
Figure 4.9 Ultra DMA data out transfer (initialization timing)
4.7.9 Ultra DMA data out transfer (continuous transfer timing)
HSTROBE
at host
DD(15:0)
at host
HSTROBE
at host
DD(15:0)
at host
t2CYC
tCYC
tCYC
t2CYC
tCVH tCVH
tCVH
tDVS
tDVS
tDH
tDH
tDH
tDS
tDS
Figure 4.10 Ultra DMA data out transfer (continuous transfer timing)