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Data and Program Memory Maps
DSP56366 24-Bit Digital Signal Processor User Manual, Rev. 4
3-4 Freescale Semiconductor
Figure 3-3 Memory Maps for MSW=(0,0), CE=0 MS=1, SC=0
Figure 3-4 Memory Maps for MSW=(0,1), CE=0, MS=1, SC=0
PROGRAM
$FFFFFF
$000000
$002800
10K INTERNAL
RAM
X DATA
$FFFFFF
$000000
$002000
8K INTERNAL
RAM
INTERNAL I/O
Y DATA
$FF1000
$FFFF80
40K INTERNAL
ROM
$FFB000
(128 words)
$00C000
ROM
32K INTERNAL
INTERNAL
EXTERNAL
BOOT ROM
$FF0000
$FF00C0
RESERVED
INTERNAL
RESERVED
INTERNAL
RESERVED
EXTERNAL
$FFF000
EXTERNAL
$FF0000
$FFFFFF
$000000
$001400
5K INTERNAL
RAM
EXTERNAL I/O
(80 words)
$006000
$004000
ROM
8K INTERNAL
INT. RESERVED
EXTERNAL
$FF0000
INTERNAL
RESERVED
$FFF000
$FFFF80
EXTERNAL
$FFFFB0
INTERNAL I/O
(48 words)
$004000
INT. RESERVED
PROGRAM
$FFFFFF
$000000
$001C00
7K INTERNAL
RAM
X DATA
$FFFFFF
$000000
$002000
8K INTERNAL
RAM
INTERNAL I/O
Y DATA
$FF1000
$FFFF80
40K INTERNAL
ROM
$FFB000
(128 words)
$00C000
ROM
32K INTERNAL
INTERNAL
BOOT ROM
$FF0000
$FF00C0
RESERVED
INTERNAL
RESERVED
INTERNAL
RESERVED
EXTERNAL
$FFF000
EXTERNAL
$FF0000
$FFFFFF
$000000
$001C00
7K INTERNAL
RAM
EXTERNAL I/O
(80 words)
$006000
$004000
ROM
8K INTERNAL
INT. RESERVED
EXTERNAL
$FF0000
INTERNAL
RESERVED
$FFF000
$FFFF80
EXTERNAL
$FFFFB0
INTERNAL I/O
(48 words)
$004000
INT. RESERVED
INT. RESERVED
$002400
EXTERNAL
$002800
1K RAM