MC9S12DT128B Device User Guide — V01.07

1.5 Device Memory Map

Table 1-1and Figure 1-2show the device memory map of the MC9S12DT128B after reset. Note that after reset the EEPROM ($0000 $07FF) is hidden by the register space ($0000 - $03FF) and the RAM ($0000 - $1FFF). The bottom 1K Bytes of RAM ($0000 - $03FF) are hidden by the register space.

Table 1-1 Device Memory Map

Address

Module

Size

(Bytes)

 

 

 

 

 

 

 

$0000

– $0017

CORE (Ports A, B, E, Modes, Inits, Test)

24

 

 

 

 

$0018

– $0019

Reserved

2

$001A

– $001B

Device ID register (PARTID)

2

 

 

 

$001C – $001F

CORE (MEMSIZ, IRQ, HPRIO)

4

 

 

 

 

$0020

– $0027

Reserved

8

$0028

– $002F

CORE (Background Debug Mode)

8

 

 

 

 

$0030

– $0033

CORE (PPAGE, Port K)

4

 

 

 

 

$0034

– $003F

Clock and Reset Generator (PLL, RTI, COP)

12

 

 

 

 

$0040

– $007F

Enhanced Capture Timer 16-bit 8 channels

64

 

 

 

 

$0080

– $009F

Analog to Digital Converter 10-bit 8 channels (ATD0)

32

 

 

 

 

$00A0

– $00C7

Pulse Width Modulator 8-bit 8 channels (PWM)

40

 

 

 

 

$00C8

– $00CF

Serial Communications Interface (SCI0)

8

 

 

 

 

$00D0

– $00D7

Serial Communications Interface (SCI1)

8

 

 

 

 

$00D8

– $00DF

Serial Peripheral Interface (SPI0)

8

 

 

 

 

$00E0

– $00E7

Inter IC Bus

8

 

 

 

 

$00E8

– $00EF

Byte Level Data Link Controller (BDLC)

8

 

 

 

 

$00F0

– $00F7

Serial Peripheral Interface (SPI1)

8

 

 

 

 

$00F8

– $00FF

Reserved

8

$0100

– $010F

Flash Control Register

16

 

 

 

$0110 – $011B

EEPROM Control Register

12

 

 

 

$011C – $011F

Reserved

4

$0120

– $013F

Analog to Digital Converter 10-bit 8 channels (ATD1)

32

 

 

 

 

$0140

– $017F

Motorola Scalable CAN (CAN0)

64

 

 

 

$0180 – $01BF

Motorola Scalable CAN (CAN1)

64

 

 

 

$01C0 – $01FF

Reserved

64

$0200

– $023F

Reserved

64

$0240

– $027F

Port Integration Module (PIM)

64

 

 

 

$0280 – $02BF

Motorola Scalable CAN (CAN4)

64

 

 

 

$02C0 – $02FF

Reserved

64

$0300

– $035F

Byteflight (BF)

96

 

 

 

$0360 – $03FF

Reserved

160

$0000 – $07FF

EEPROM array

2048

 

 

 

$0000 – $1FFF

RAM array

8192

 

 

 

 

$4000 – $7FFF

Fixed Flash EEPROM array

16384

incl. 0.5K, 1K, 2K or 4K Protected Sector at start

 

 

 

$8000 – $BFFF

Flash EEPROM Page Window

16384

 

 

 

 

20

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Motorola MC9S12DT128B, MC9S12DB128B, MC9S12DJ128B Device Memory Map, Address Module Size Bytes, Core MEMSIZ, IRQ, Hprio