Nand flash configuration register – Samsung S3C2440A User Manual
Page 196
Advertising
S3C2440A RISC MICROPROCESSOR NAND FLASH CONTROLLER
6-11
Nand Flash configuration Register
Register
Address
R/W
Description
Reset Value
NFCONF
0x4E000000
R/W
NAND Flash Configuration register
0x0000100X
NFCONF Bit
Description
Initial
State
Reserved [15:14]
Reserved
-
TACLS [13:12]
CLE & ALE duration setting value (0~3)
Duration = HCLK x TACLS
01
Reserved [11]
Reserved
0
TWRPH0 [10:8]
TWRPH0 duration setting value (0~7)
Duration = HCLK x ( TWRPH0 + 1 )
000
Reserved [7]
Reserved
0
TWRPH1 [6:4]
TWRPH1 duration setting value (0~7)
Duration = HCLK x ( TWRPH1 + 1 )
000
Advertising