Samsung S3C2451X User Manual page 182

CF CONTROLLER
PC Card Controller Block Diagram
A top-level block diagram of the PC card controller is shown below in Figure 8-2.
ADDR
nWE,nOE
nIOWR, nIORD
nREG
WDATA
16
RDATA
16
nCE1, nCE2
nCD
Write_dir
nWAIT
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
8-4
Specifications and information herein are subject to change without notice.
PC card controller Block
11
Main
Controller
Data
Buffer
&
Controller
Top
Controller
Figure 8-2. PC Card Controller Top Block Diagram
S3C2451X RISC MICROPROCESSOR
Special
Address
Function
decoder
Register
32
32
AHB ADDR
&
AHB Control signal
Address
&
Command
buffer
HRDATA
32
HWDATA
32