ADSP-BF544_15 Datasheet, PDF (79/102 Pages) Analog Devices – Blackfin Embedded Processor

ADSP-BF542/ADSP-BF544/ADSP-BF547/ADSP-BF548/ADSP-BF549
Note that in Figure 49 an alternate ATAPI_D0–15 port bus is
ATAPI_D0–15A.
ATAPI_CS0
ATAPI_CS1
ATAPI_DMARQ
ATAPI_DMACK
ATAPI_DIOR
ATAPI_DIOW
ATAPI_D0–15
(READ)
ATAPI_D0–15
(WRITE)
t_M
t_I
t_D
t_G
t_G
t_F
t_H
Figure 49. Initiating a Multiword DMA Data Burst
ATAPI_CS0
ATAPI_CS1
ATAPI_DMARQ
ATAPI_DMACK
ATAPI_DIOR
ATAPI_DIOW
ATAPI_D0–15
(READ)
ATAPI_D0–15
(WRITE)
t₀
t_D
t_K
t_G
t_F
t_G
t_F
t_G
t_H
t_G
t_H
Figure 50. Sustained Multiword DMA Data Burst
Rev. E | Page 79 of 102 | March 2014