Samsung S3F401F - Manual (Page 72)

INTERNAL FLASH ROM S3F401F_UM_REV1.00
5-12
6. REGISTERS DESCRIPTION
Table 5-5. Internal Flash Special Function Registers
Offset Address Register Description R/W Reset Value
0x000 FMKEY Flash program / erase Key register W 0x0000_0000
0x004 FMADDR Flash program / sector erase address register R/W 0x0000_0000
0x008 FMDATA Flash program data register R/W 0x0000_0000
0x00C FMUCON Flash program/sector erase control register R/W 0x0000_0000
0x010 FSO Smart Option bits read register R 0xXXXX
_FFFF
(PROT[15:0])
0x014 FPO Protection Option bits read register R 0bXXXX_1XXX_
(bit27:RDP)
XXXX_XX1X_
(bit17:HDP)
XXXX_XXX1_
(bit8:LDCP)
XXXX_ XXXX
Base Address
− 0xFFF0_0000