Figure 3-2 Instruction Cache Enabled - Motorola DSP56305 User Manual

Program
$FFFFFF
$FF2000
Internal Program
$FF0800
$FF00C0
Bootstrap ROM
$FF0000
$001A00
$001600
Internal Program
$000000
Program
RAM: 5.5 K
$000000–$0015FF
ROM: 6 K
$FF0800–$FF1FFF
Note: This column gives the maximum memory addressable in the memory space.
MOTOROLA
SC = 0, MS = 0, CE = 1
Internal $FFFFFF
Reserved
$FFFF80
ROM
6 K $FFF000
Internal
Reserved
192 words
$FF0000
External
$000F00
Instruction
Cache
1 K
RAM
5.5 K $000000
Memory Configuration
X Data
RAM: 3.75 K
$000000–$000EFF
N/A
ROM

Figure 3-2 Instruction Cache Enabled

DSP56305 User's Manual
Memory Configuration
X Data
Internal I/O $FFFFFF
128 words $FFFFC0
$FFFF80
External
$FFF000
Internal
Reserved $FF0C00
$FF0000
External
$000800
Internal
X data RAM
3.75 K
$000000
Y Data
RAM: 2 K
$000000–$0007FF
ROM: 3 K
$FF0000–$FF0BFF
Memory Maps
Y Data
External I/O
64 words
Internal I/O
64 words
External
Internal
Reserved
Internal
Y data ROM
3 K
External
Internal
Y data RAM
2 K
Max.
Cache
*
Mem.
1 K 16 M
$001600–
$0019FF
3-13