MC68HC908BD48 Datasheet, PDF (62/290 Pages) Freescale Semiconductor, Inc – Microcontrollers

FLASH Memory
Start address of FLASH block protect
16-bit memory address
FLBPR value
0 00000000
Figure 4-4. FLASH Block Protect Start Address
Examples of protect FLASH memory:
BPR[7:0]
FLASH Memory Protected Range
$00–3E
The entire FLASH memory is not protected.
$40
The entire FLASH memory is protected.
$42 (0100 0010)
$4200 (0100 0010 0000 0000) to $FFFF
$44 (0100 0100)
$4400 (0100 0100 0000 0000) to $FFFF
and so on...
$F8 (1111 1000)
$F800 (1111 1000 0000 0000) to $FFFF
$FA (1111 1010)
$FA00 (1111 1010 0000 0000) to $FFFF
Note:
The user FLASH vectors from $FFE6 to $FFFF are always protected,
and can only be erased by a FLASH mass erase operation.
Technical Data
62
FLASH Memory
MC68HC908BD48 — Rev. 1.0
MOTOROLA