MC9S12B Datasheet, PDF (9/12 Pages) Motorola, Inc – 16-Bit Microcontroller

Freescale Semiconductor, Inc.
$0000
$0400
$0800
$1000
$3800
$4000
Figure 5 MC9S12Bx64 User Configurable Memory Map
$0000 1K Register Space
$03FF
$0800
$0FFF
Mappable to any 2K Boundary
1K Bytes EEPROM
Repeated twice in the 2K Space
Mappable to any 2K Boundary
$3800
$3FFF
2K Bytes RAM
Mappable to any 2K Boundary
$4000 _{0.5K, 1K, 2K or 4K Protected Sector}
$8000
EXT
$7FFF
$8000
16K Fixed Flash EEPROM
16K Page Window
four * 16K Flash EEPROM Pages
$C000
$BFFF
$C000
16K Fixed Flash EEPROM
$FFFF ^{2K, 4K, 8K or 16K Protected Boot Sector}
$FF00
$FFFF
VECTORS
VECTORS
VECTORS
$FF00
$FFFF
BDM
(If Active)
NORMAL
SINGLE CHIP
EXPANDED
SPECIAL
SINGLE CHIP
The figure shows a useful map, which is not the map out of reset. After reset the map is:
$0000 - $03FF: Register Space
$0800 - $0FFF: 2K RAM
$0400 - $07FF: 1K EEPROM
$2000 - $3FFF: 12K 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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