Freescale Semiconductor DSP56366 Car Stereo System User Manual


 
Data and Program Memory Maps
DSP56366 24-Bit Digital Signal Processor User Manual, Rev. 4
3-2 Freescale Semiconductor
Table 3-2 On-chip RAM Memory Locations
Bit Settings RAM Memory Locations
MSW1 MSW0 CE MS SC
Prog.
RAM
Prog.
Cache
X Data
RAM
Y Data
RAM
X X 0 0 X $0000 - $0BFF n.a. $0000 - $33FF $0000-$1BFF
X X 1 0 X $0000 - $07FF enabled $0000 - $33FF $0000-$1BFF
0 0 0 1 X $0000 -$27FF n.a. $0000 - $1FFF $0000 - $13FF
0 1 0 1 X $0000 - $1BFF and
$2400 - $27FF
n.a. $0000 - $1FFF $0000-$1BFF
1 0 0 1 X $0000 - $ 0FFF and
$2400 - $27FF
n.a. $0000 - $2BFF $0000-$1BFF
0 0 1 1 X $0000 - $23FF enabled $0000 - $1FFF $0000 - $13FF
0 1 1 1 X $0000 - $1BFF enabled $0000 - $1FFF $0000 - $1BFF
1 0 1 1 X $0000 - $0FFF enabled $0000 - $2BFF $0000 - $1BFF
Table 3-3 On-chip ROM Memory Locations
Bit Settings ROM Memory Locations
MSW1 MSW0 CE MS SC
Prog.
ROM
Boot.
ROM
X Data
ROM
Y Data
ROM
X X X X 0 $FF1000 -
$FFAFFF
$FF0000 -
$FF00BF
$004000-
$00BFFF
$004000-
$005FFF
X X X X 1 no access no access $004000-
$00BFFF
$004000-
$005FFF