Figure 3-8 Sixteen-Bit Compatibility Mode, Memory Switch Enabled - Motorola DSP56305 User Manual

Program
$FFFF
$1E00
$1A00
Internal Program
$0000
Program
RAM: 6.5 K
$0000–$19FF
Note: This column gives the maximum memory addressable in the memory space.
Figure 3-8 Sixteen-Bit Compatibility Mode, Memory Switch Enabled, Instruction Cache
Enabled
MOTOROLA
SC = 1, MS = 1, CE = 1
External $FFFF
$FF80
Instruction
Cache
1 K $0B00
RAM
6.5 K $0000
Memory Configuration
X Data
RAM: 2.75 K
$0000–$0AFF
DSP56305 User's Manual
X Data
Internal I/O $FFFF
128 words $FFC0
External
Internal
X data RAM
2.75 K
Y Data
RAM: 2 K
$0000–$07FF $1A00–$1DFF
Memory Configuration
Memory Maps
Y Data
External I/O
128 words
Internal I/O
$FF80 64 words
External
$0800
Internal
Y data RAM
$0000 2 K
Max.
Cache
*
Mem.
1 K 64 K
3-19