S912XHY128F0VLM Datasheet, PDF (588/802 Pages) Freescale Semiconductor, Inc – S12 Microcontrollers

256 KByte Flash Module (S12XFTMR256K1V1)
FPHDIS = 1
FPLDIS = 1
Scenario
7
FLASH START
FPHDIS = 1
FPLDIS = 0
6
FPHDIS = 0
FPLDIS = 1
5
FPHDIS = 0
FPLDIS = 0
4
0x7F_8000
0x7F_FFFF
Scenario
3
2
1
0
FLASH START
0x7F_8000
0x7F_FFFF
Unprotected region
Protected region
not defined by FPLS, FPHS
Protected region with size
defined by FPLS
Protected region with size
defined by FPHS
Figure 18-13. P-Flash Protection Scenarios
MC9S12XHY-Family Reference Manual, Rev. 1.01
588
Freescale Semiconductor