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Control and
Arbitration Unit
Table C-2. Example of the Round to Nearest (Even) Mode.
MOTOROLA
Automatic Format Conversion Unit
d0.h
Operands
Add/Subtract Unit
Multiply Unit
Special Function Unit
Figure C-8. The Data ALU Block Diagram
Infinite-precision
result
1.000 11100000....
1.000 01100000....
1.000 10000000....(absolute tie)
1.001 10000000....(absolute tie)
DSP96002 USER'S MANUAL
d 0.m
d0.l
Results
Rounded result (to
p=4 bits for example)
1.001 (round up)
1.000 (round down)
1.000 (round down)
1.010 (round up)
X-Data Bus
Y-Data Bus
d0
d1
d2
d3
d4
Register File
d5
d6
d7
d8
d9
C-9
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