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Functional description
All possible flash protection scenarios are shown in the following figure. Although the
protection scheme is loaded from the flash memory at global address 0xFF7C during the
reset sequence, it can be changed by the user.
Scenario
Flash start
0x0_FFFF
Scenario
Flash start
0x0_FFFF
Unprotected region
Protected region not defined by FPHS
164
FPHDIS = 1
7
3
Figure 11-3. Flash protection scenarios
MC9S08SU16 Reference Manual, Rev. 5, 4/2017
FPHDIS = 0
5
1
Protected region with size
defined by FPHS
NXP Semiconductors
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