56F8346_07 Datasheet, PDF (43/178 Pages) Freescale Semiconductor, Inc – 16-bit Digital Signal Controllers

Introduction
This section provides memory maps for:
• Program Address Space, including the Interrupt Vector Table
• Data Address Space, including the EOnCE Memory and Peripheral Memory Maps
On-chip memory sizes for each device are summarized in Table 4-1. Flash memories’ restrictions are
identified in the “Use Restrictions” column of Table 4-1.
Note: Data Flash and Program RAM are NOT available on the 56F8146 device.
On-Chip Memory
Program Flash
Data Flash
Program RAM
Table 4-1 Chip Memory Configurations
56F8346
56F8146
Use Restrictions
128KB
128KB
Erase / Program via Flash interface unit and word writes to
CDBW
8KB
—
Erase / Program via Flash interface unit and word writes to
CDBW. Data Flash can be read via either CDBR or XDB2, but
not by both simultaneously
4KB
—
None
56F8346 Technical Data, Rev. 15
Freescale Semiconductor
43
Preliminary