mc9s12hz256v2 Freescale Semiconductor, Inc, mc9s12hz256v2 Datasheet - Page 607
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mc9s12hz256v2
Manufacturer Part Number
mc9s12hz256v2
Description
Hcs12 Microcontrollers
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MC9S12HZ256V2.pdf
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Write: Once in normal and emulation modes, anytime in special modes
This register initializes the position of the internal RAM within the on-chip system memory map.
Freescale Semiconductor
RAM[15:11]
RAMHAL
Field
7:3
0
Internal RAM Map Position — These bits determine the upper five bits of the base address for the system’s
internal RAM array.
RAM High-Align — RAMHAL specifies the alignment of the internal RAM array.
0 Aligns the RAM to the lowest address (0x0000) of the mappable space
1 Aligns the RAM to the higher address (0xFFFF) of the mappable space
Writes to this register take one cycle to go into effect.
Table 22-2. INITRM Field Descriptions
MC9S12HZ256 Data Sheet, Rev. 2.05
NOTE
Description
Chapter 22 Module Mapping Control (MMCV4)
607
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