Bit Space With Switched Program Ram (1, 1, 0) - Motorola DSP56303 User Manual

Program
$FFFF
External
$0800
Internal
Program RAM
2 K
$0000
Bit Settings
SC MS CE Program RAM
1 1 0
$000–$7FF
Figure 3-7. 16-bit Space with Switched Program RAM (1, 1, 0)
X Data
$FFFF
Internal I/O
$FF80
External
$0C00
Internal
X data RAM
3 K
$0000
Memory Configuration
X Data RAM
2 K 3 K
$000–$BFF
Memory Configuration
Y Data
$FFFF
External I/O
$FF80
External
$0C00
Internal
Y data RAM
3 K
$0000
Y Data RAM Cache
3 K None
$000–$BFF
Memory Maps
Addressable
Memory Size
64 K
3-13