mc9s12hz256v2 Freescale Semiconductor, Inc, mc9s12hz256v2 Datasheet - Page 26

• Manufacturer Part Number: mc9s12hz256v2
• Description: Hcs12 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Chapter 1 MC9S12HZ256 Device Overview
Figure 1-2
26
0xC000
0x0000
0x0400
0x0800
0x4000
0x8000
0xFF00
0xFFFF
0x1000
shows the device memory map for the MC9(3)S12HZ256 out of reset.
SINGLE CHIP
VECTORS
NORMAL
Table 1-2. MC9(3)S12HZ256 RAM mapping options
EXPANDED*
VECTORS
EXT
Figure 1-2. MC9(3)S12HZ256 Memory Map
MC9S12HZ256 Data Sheet, Rev. 2.05
INITRM
0xC0
0x00
0x39
0x40
0x79
0x80
0xB9
0xF9
SINGLE CHIP
VECTORS
SPECIAL
0xC000 - 0xEFFF
0xD000 - 0xFFFF
0x0000 - 0x2FFF
0x1000 - 0x3FFF
0x4000 - 0x6FFF
0x5000 - 0x7FFF
0x8000 - 0xAFFF
0x9000 - 0xBFFF
RAM location
* Assuming that a ‘0’ was driven onto port K7 during reset to normal expanded mode
^ EEPROM is not available in ROM device
0x0000
0x0000
0x3FFF
0x7FFF
0xBFFF
0xC000
0xFFFF
0xFFFF
0x03FF
0x07FF
0x1000
0xFF00
0x4000
0x8000
See table below for mapping options
1K Register Space
Mappable to any 2K Boundary
2K Bytes EEPROM^
1K overlapped by register space
Mappable to any 2K Boundary
12K Bytes RAM
0.5K, 1K, 2K or 4K Protected Sector
16K Fixed Flash or ROM
16K Page Window
Sixteen * 16K Flash or ROM Pages
16K Fixed Flash or ROM
2K, 4K, 8K or 16K Protected Boot Sector
BDM
(If Active)
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