Datasheet

64 KByte Flash Module (S12XFTMR64K1V1)
S12XS Family Reference Manual, Rev. 1.13
Freescale Semiconductor 615
Figure 20-3. D-Flash and Memory Controller Resource Memory Map
20.3.2 Register Descriptions
The Flash module contains a set of 20 control and status registers located between Flash module base +
0x0000 and 0x0013. A summary of the Flash module registers is given in Figure 20-4 with detailed
descriptions in the following subsections.
CAUTION
Writes to any Flash register must be avoided while a Flash command is
active (CCIF=0) to prevent corruption of Flash register contents and
Memory Controller behavior.
Address
& Name
76543210
0x0000
FCLKDIV
R FDIVLD
FDIV6 FDIV5 FDIV4 FDIV3 FDIV2 FDIV1 FDIV0
W
0x0001
FSEC
R KEYEN1 KEYEN0 RNV5 RNV4 RNV3 RNV2 SEC1 SEC0
W
Figure 20-4. FTMR64K1 Register Summary
0x12_FFFF
0x12_4000
0x12_1000
Memory Controller Scratch RAM (MGRAMON)
768 bytes
D-Flash Nonvolatile Information Register (DFIFRON)
128 bytes
D-Flash Memory
4 Kbytes
D-Flash START = 0x10_0000
0x12_0000
0x12_2000
0x12_E800
D-Flash END = 0x10_0FFF