MC9S12HZ256 Datasheet, PDF (620/692 Pages) Freescale Semiconductor, Inc – HCS12 Microcontrollers

Chapter 22 Module Mapping Control (MMCV4)
Table 22-21 summarize the functionality of these signals based upon the allocated memory configuration.
Again, this signal information is only available externally when the EMK bit is set and the system is in an
expanded mode.
Table 22-18. 0K Byte Physical FLASH/ROM Allocated
Address Space
0x0000–0x3FFF
0x4000–0x7FFF
0x8000–0xBFFF
0xC000–0xFFFF
Page Window Access
N/A
N/A
N/A
N/A
ROMHM
N/A
N/A
N/A
N/A
ECS
1
1
0
0
XAB19:14
0x3D
0x3E
PIX[5:0]
0x3F
Table 22-19. 16K Byte Physical FLASH/ROM Allocated
Address Space
0x0000–0x3FFF
0x4000–0x7FFF
0x8000–0xBFFF
0xC000–0xFFFF
Page Window Access
N/A
N/A
N/A
N/A
ROMHM
N/A
N/A
N/A
N/A
ECS
1
1
1
0
XAB19:14
0x3D
0x3E
PIX[5:0]
0x3F
Table 22-20. 48K Byte Physical FLASH/ROM Allocated
Address Space
0x0000–0x3FFF
0x4000–0x7FFF
0x8000–0xBFFF
0xC000–0xFFFF
Page Window Access
N/A
N/A
N/A
External
Internal
N/A
ROMHM
N/A
0
1
N/A
N/A
N/A
ECS
1
0
1
1
0
0
XAB19:14
0x3D
0x3E
PIX[5:0]
0x3F
Table 22-21. 64K Byte Physical FLASH/ROM Allocated
Address Space
0x0000–0x3FFF
0x4000–0x7FFF
0x8000–0xBFFF
0xC000–0xFFFF
Page Window Access
N/A
N/A
N/A
N/A
External
Internal
N/A
ROMHM
0
1
0
1
N/A
N/A
N/A
ECS
0
1
0
1
1
0
0
XAB19:14
0x3D
0x3E
PIX[5:0]
0x3F
MC9S12HZ256 Data Sheet, Rev. 2.04
620
Freescale Semiconductor