s3c4510b Samsung Semiconductor, Inc., s3c4510b Datasheet - Page 175

• Manufacturer Part Number: s3c4510b
• Description: 16/32-bit Risc Microcontroller
• Manufacturer: Samsung Semiconductor, Inc.

S3C4510B
DATA BUS WIDTH REGISTER (EXTDBWTH)
The S3C4510B has interfaces for 8/16/32-bit external ROMs, SRAMs, flash memories, DRAMs, SDRAMs, and
external I/O ports. Using data bus width register, you can set the data bus width that is required for specific
external memory and external I/O banks.
EXTDBWTH
In Figure 4-20, the term "Disable" means that the S3C4510B does not generate the access signal for the
corresponding external I/O bank.
Registers
0x3010
Offset
Table 4-20. EXTDBWTH Register Description
R/W
R/W
Data bus width of each bank
NOTE
Description
SYSTEM MANAGER
Reset Value
0x00000000
4-33