Chapter 21 64 KB Flash Module (S12ZFTMRZ64K2KV2)
S12ZVHY/S12ZVHL Family Reference Manual Rev. 1.05
708
Freescale Semiconductor
Figure 21-14. P-Flash Protection Scenarios
7
6
5
4
FPH
S
[1
:0]
F
PLS
[1:0]
3
2
1
0
FPHS[1:0]
F
PLS[1:0]
FPHDIS = 1
FPLDIS = 1
FPHDIS = 1
FPLDIS = 0
FPHDIS = 0
FPLDIS = 1
FPHDIS = 0
FPLDIS = 0
Scenario
Scenario
Unprotected region
Protected region with size
Protected region
Protected region with size
defined by FPLS
defined by FPHS
not defined by FPLS, FPHS
0xFF_8000
0xFF_FFFF
0xFF_8000
0xFF_FFFF
FLASH START
FLASH START
FPOPEN = 1
FPOPEN = 0