
Chapter 2 256 Kbyte Flash Module (S12FTS256K2V1)
MC9S12E256 Data Sheet, Rev. 1.10
88
Freescale Semiconductor
2.3.2
Register Descriptions
Register
Name
Bit 7
654321
Bit 0
0x0000
FCLKDIV
R
FDIVLD
PRDIV8
FDIV5
FDIV4
FDIV3
FDIV2
FDIV1
FDIV0
W
0x0001
FSEC
R
KEYEN
RNV5
RNV4
RNV3
RNV2
SEC
W
0x0002
FTSTMOD
R
000
WRALL
0000
W
0x0003
FCNFG
R
CBEIE
CCIE
KEYACC
0000
BKSEL
W
0x0004
FPROT
R
FPOPEN
RNV6
FPHDIS
FPHS
FPLDIS
FPLS
W
0x0005
FSTAT
R
CBEIF
CCIF
PVIOL
ACCERR
0
BLANK
0
W
0x0006
FCMD
R0
CMDB
W
0x0007
FCTL
R
NV7
NV6
NV5
NV4
NV3
NV2
NV1
NV0
W
0x0008
FADDRHI
R
FADDRHI
W
0x0009
FADDRLO
R
FADDRLO
W
0x000A
FDATAHI
R
FDATAHI
W
0x000B
FDATALO
R
FDATALO
W
0x000C
RESERVED1
R
00000000
W
= Unimplemented or Reserved
Figure 2-3. FTS256K2 Register Summary