Datasheet

Flash EEPROM 256K
Module Memory Map
MC9S12DP256 — Revision 1.1
Flash EEPROM 256K
Module Memory Map
Overview The memory data is accessible in the address range $4000–$FFFF. All
16 pages of 16K bytes are accessible in the address range
$8000–$BFFF by using the PPAGE register.
The flash module contains a bank of control and status registers in the
same address space INITRG + $100 - INITRG + $10F for each of the
blocks. The active register bank selected via the Flash Configuration
Register which is unbanked (unique) in the address space
Data Memory Map
Figure 17 Flash Data Memory Map
16K paged
memory
$0000
Flash Control Register
Base +$100–$10F
$4000
$8000
$C000
Flash Protect Low Area
0.5K, 1K, 2K, 4K
Flash Protect High Area
2K, 4K, 8K, 16K
$FFFF
$FF00–$FF0F, Access Key, Protection, Security
$3F
$3E
$30–$3F denotes the contents of PPAGE register
$30 $35$34$32 $33 $36$31 $37$30 $30 $3D$3C$3A $3B $3E$39 $3F$38
Freescale Semiconductor, I
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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