SC515846 查看數據表（PDF） - Motorola => Freescale

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SC515846

MC9S12DT128 Device User Guide V02.12

Motorola => Freescale 

Freescale SemicondMuCc9tSo12rD,TI1n28cD.evice User Guide — V02.12

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)

31

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