MC9S12B Datasheet, PDF (7/12 Pages) Motorola, Inc – 16-Bit Microcontroller

Freescale Semiconductor, Inc.
$0000
$0400
$0800
$1000
$2000
$4000
Figure 3 MC9S12Bx256 User Configurable Memory Map
$0000
$03FF
$0800
$0FFF
$2000
1K Register Space
Mappable to any 2K Boundary
2K Bytes EEPROM
Mappable to any 2K Boundary
8K Bytes RAM
$3FFF
$4000
Mappable to any 8K Boundary
1K, 2K, 4K or 8K Protected Sector
$8000
EXT
$C000
16K Fixed Flash EEPROM
$7FFF
$8000
16K Page Window
sixteen * 16K Flash EEPROM Pages
$BFFF
$C000 _{16K Fixed Flash EEPROM}
$FF00
$FFFF
VECTORS
NORMAL
SINGLE CHIP
VECTORS
EXPANDED
VECTORS
SPECIAL
SINGLE CHIP
$FFFF
$FF00
$FFFF
2K, 4K, 8K or 16K Protected Boot Sector
BDM
(If Active)
The figure shows a useful map, which is not the map out of reset. After reset the map is:
$0000 - $03FF: Register Space
$0000 - $1FFF: 8K RAM (only 7K visible $0400 - $1FFF)
$0000 - $07FF: 2K EEPROM (not visible)
$2000 - $3FFF: 8K Flash
MC9S12B-Family
PRODUCT BRIEF, Rev 2.7, 17^F-^oM^ra^Mr-0^o4^{re Information On This Product,}
Go to: www.freescale.com
MOTOROLA
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