MC9S12E256 Datasheet, PDF (95/602 Pages) Freescale Semiconductor, Inc – HCS12 Microcontrollers

Scenario
FPHDIS = 1
FPLDIS = 1
7
FPHDIS = 1
FPLDIS = 0
6
Chapter 2 256 Kbyte Flash Module (FTS256K2V1)
FPHDIS = 0
FPLDIS = 1
5
FPHDIS = 0
FPLDIS = 0
4
PPAGE ^{0x0030–0x0035}
0x0038–0x003D
PPAGE ^{0x0036–0x0037}
0x003E–0x003F
Scenario
3
2
1
0
PPAGE ^{0x0030–0x0035}
0x0038–0x003D
PPAGE ^{0x0036–0x0037}
0x003E–0x003F
Unprotected region
Protected region with size
defined by FPLS
Protected region
not defined by FPLS, FPHS
Protected region with size
defined by FPHS
Figure 2-9. Flash Protection Scenarios
MC9S12E256 Data Sheet, Rev. 1.08
Freescale Semiconductor
95