MC9S12A128 Datasheet, PDF (21/92 Pages) Motorola, Inc – Microcontroller unit (MCU)

MC9S12A128 Device Guide — V01.01
$0000
$0400
$0800
$1000
$2000
$4000
Figure 1-2 MC9S12A128 Memory Map
$0000 1K Register Space
$03FF
$0800
Mappable to any 2K Boundary
2K Bytes EEPROM
$0FFF Mappable to any 2K Boundary
$2000 8K Bytes RAM
$3FFF Mappable to any 8K Boundary
$4000 _{0.5K, 1K, 2K or 4K Protected Sector}
$8000
EXT
$C000
$FF00
$FFFF
VECTORS
NORMAL
SINGLE CHIP
VECTORS
EXPANDED
VECTORS
SPECIAL
SINGLE CHIP
The address does not show the map after reset, but a useful map. After reset the map is:
$0000 – $03FF: Register Space
$0000 – $1FFF: 8K RAM
$0000 – $07FF: 2K EEPROM (not visible)
$2000 – $3FFF: 8K Flash
$7FFF ^{16K Fixed Flash EEPROM}
$8000
16K Page Window
eight * 16K Flash EEPROM Pages
$BFFF
$C000 _{16K Fixed Flash EEPROM}
$FFFF
$FF00
$FFFF
2K, 4K, 8K or 16K Protected Boot Sector
BDM
(If Active)
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