MC9S12T64 Datasheet, PDF (131/608 Pages) Motorola, Inc – Specification

Freescale Semiconductor, Inc.
Module Mapping Control (MMC)
Register Descriptions
Memory Size
Register One
(MEMSIZ1)
The bits in this register provide read visibility to the system physical
memory space and on-chip/off-chip partitioning allocations defined at
system integration. Table 16 (page 79) in the System Configuration
section shows the values assigned to these bits at system integration.
Read: Anytime
Write: Writes have no effect
Address Offset: $001D
Bit 7
6
5
4
3
2
1
Bit 0
Read: rom_sw1 rom_sw0
0
0
0
0
pag_sw1 pag_sw0
Write:
Reset:
1
1
0
0
0
0
1
1
= Unimplemented
rom_sw1:rom_sw0 - Allocated System Flash EEPROM or ROM
Physical Memory Space
pag_sw1:pag_sw0 - Allocated Off-Chip Flash EEPROM or ROM
Memory Space
MOTOROLA
Module Mapping Control (MMC)
For More Information On This Product,
Go to: www.freescale.com
MC9S12T64Revision 1.1.1
131