MC9S12DT128_1002 Datasheet, PDF (31/140 Pages) Freescale Semiconductor, Inc – Device User Guide

Device User Guide — 9S12DT128DGV2/D V02.17
Table 1-1 Device Memory Map
Address
Module
Fixed Flash EEPROM array
$C000 – $FFFF incl. 0.5K, 1K, 2K or 4K Protected Sector at end
and 256 bytes of Vector Space at $FF80 – $FFFF
Size
(Bytes)
16384
$0000
$0400
$0800
$1000
$2000
$4000
Figure 1-2 MC9S12DT128 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)
16K Fixed Flash EEPROM
$7FFF
$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)
Freescale Semiconductor
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