Datasheet

Chapter 29 128 Kbyte Flash Module (S12XFTX128K1V1)
MC9S12XDP512 Data Sheet, Rev. 2.21
Freescale Semiconductor 1195
29.3.2 Register Descriptions
The Flash module contains a set of 16 control and status registers located between module base + 0x0000
and 0x000F. A summary of the Flash module registers is given in Figure 29-3. Detailed descriptions of
each register bit are provided.
Register
Name
Bit 7 654321Bit 0
FCLKDIV R FDIVLD
PRDIV8 FDIV5 FDIV4 FDIV3 FDIV2 FDIV1 FDIV0
W
FSEC R KEYEN RNV5 RNV4 RNV3 RNV2 SEC
W
FTSTMOD R 0
MRDS
00000
W
FCNFG R
CBEIE CCIE KEYACC
00000
W
FPROT R
FPOPEN
RNV6
FPHDIS FPHS FPLDIS FPLS
W
FSTAT R
CBEIF
CCIF
PVIOL ACCERR
0 BLANK 0 0
W
FCMD R 0
CMDB
W
FCTL R 0 NV6 NV5 NV4 NV3 NV2 NV1 NV0
W
FADDRHI R FADDRHI
W
FADDRLO R FADDRLO
W
FDATAHI R FDATAHI
W
FDATALO R FDATALO
W
Figure 29-3. FTX128K1 Register Summary