Samsung S3C2451X User Manual page 183

S3C2451X RISC MICROPROCESSOR
ATA Controller Block Diagram
A top-level block diagram of the ATA controller is shown below in Figure 8-3.
ATA
interface
ATA controller Block
PIO data
16
control/interrupt
ATA
16
interface
16
Data
control
Transfer
control
CRC
Figure 8-3. ATA Controller Top Block Diagram
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
ATA write data
ATA read data
Data
control
FIFO
(32-bit x 16)
CF CONTROLLER
AHB
AHB slave IF
Slave
interface
AHB
AHB master IF
Master
interface
8-5