S912XHY128F0VLM Datasheet, PDF (581/802 Pages) Freescale Semiconductor, Inc – S12 Microcontrollers

256 KByte Flash Module (S12XFTMR256K1V1)
1 _{Preferred SEC state to set MCU to secured state.}
The security function in the Flash module is described in Section 18.5.
18.3.1.3 Flash CCOB Index Register (FCCOBIX)
The FCCOBIX register is used to index the FCCOB register for Flash memory operations.
Offset Module Base + 0x0002
7
6
5
4
3
2
1
0
R
0
0
0
0
0
W
CCOBIX[2:0]
Reset
0
0
0
0
0
0
0
0
= Unimplemented or Reserved
Figure 18-6. FCCOB Index Register (FCCOBIX)
CCOBIX bits are readable and writable while remaining bits read 0 and are not writable.
Table 18-9. FCCOBIX Field Descriptions
Field
Description
2–0
Common Command Register Index— The CCOBIX bits are used to select which word of the FCCOB register
CCOBIX[1:0] array is being read or written to. See Section 18.3.1.11, “Flash Common Command Object Register (FCCOB),”
for more details.
18.3.1.4 Flash ECCR Index Register (FECCRIX)
The FECCRIX register is used to index the FECCR register for ECC fault reporting.
Offset Module Base + 0x0003
7
6
5
4
3
2
1
0
R
0
0
0
0
0
W
ECCRIX[2:0]
Reset
0
0
0
0
0
0
0
0
= Unimplemented or Reserved
Figure 18-7. FECCR Index Register (FECCRIX)
ECCRIX bits are readable and writable while remaining bits read 0 and are not writable.
Table 18-10. FECCRIX Field Descriptions
Field
Description
2-0
ECC Error Register Index— The ECCRIX bits are used to select which word of the FECCR register array is
ECCRIX[2:0] being read. See Section 18.3.1.14, “Flash ECC Error Results Register (FECCR),” for more details.
MC9S12XHY-Family Reference Manual, Rev. 1.01
Freescale Semiconductor
581