2-12
DSP56824ADM User’s Manual
MOTOROLA
DSP56824ADM Technical Summary
Jumper Configuration
shows the code that implements a recall from the flash to the SRAM.
2.6.5
Data Memory Configuration
Jumper group JG4 is used to select one of two DSP external data memory options. The
default setting is JG4 1–2 and 3–4. Data memory is setup from P:0000–$FFFF. See
Table 2-5
for JG4 data memory configuration.
Note:
The DSP56824ADM is factory configured for data memory in the range
X:0000–$FFFF.
Example 2-2
Flash Recall to SRAM Code
org
p:0
move
#$8e38,r0
nop
move
p:(r0)+,x0
move
#$b1c7,r0
nop
move
p:(r0)+,x0
move
#$83e0,r0
nop
move
p:(r0)+,x0
move
#$bc1f,r0
nop
move
p:(r0)+,x0
move
#$b03f,r0
nop
move
p:(r0)+,x0
move
#$8c63,r0
nop
move
p:(r0)+,x0
debug
Table 2-5
Data Memory Configuration
Configuration
JG4
Comment
0 (default)
1–2, 3–4
X:0000–$FFFF, zero wait states
1
5–6
X:0000–$7FFF, one wait state
X:8000–$FFFF User expanded memory
2
1–2
X:0000–$7FFF, zero wait states
X:$8000–$FFFF Shadow of X:0000–$7FFF
Содержание DSP56824ADM
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Страница 9: ...MOTOROLA DSP56824ADM User s Manual 1 1 SECTION 1 QUICK START GUIDE ...
Страница 16: ...1 8 DSP56824ADM User s Manual MOTOROLA Quick Start Guide Installation Procedure ...
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Страница 40: ...2 24 DSP56824ADM User s Manual MOTOROLA DSP56824ADM Technical Summary DSP56824ADM Connector Descriptions ...
Страница 41: ...MOTOROLA DSP56824ADM User s Manual A 1 APPENDIX A DSP56824ADM SCHEMATICS ...
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Страница 53: ...MOTOROLA DSP56824ADM User s Manual B 1 APPENDIX B DSP56824ADM BILL OF MATERIALS ...