Analog Devices ADSP-BF53x Blackfin Reference page 5

Glossary ...................................................................................... 1-13
Register Names ...................................................................... 1-13
Functional Units ................................................................... 1-14
Arithmetic Status Flags .......................................................... 1-15
Fractional Convention ........................................................... 1-16
Saturation ............................................................................. 1-17
Rounding and Truncating ...................................................... 1-19
Automatic Circular Addressing .............................................. 1-21
COMPUTATIONAL UNITS
Using Data Formats ...................................................................... 2-4
Binary String ........................................................................... 2-4
Unsigned ................................................................................. 2-4
Signed Numbers: Two's-Complement ....................................... 2-5
Fractional Representation: 1.15 ................................................ 2-5
Register Files ................................................................................. 2-6
Data Register File .................................................................... 2-7
Accumulator Registers ............................................................. 2-8
Register File Instruction Summary ........................................... 2-9
Data Types .................................................................................. 2-11
Endianess .............................................................................. 2-13
ALU Data Types .................................................................... 2-14
Multiplier Data Types ............................................................ 2-14
Shifter Data Types ................................................................. 2-15
Arithmetic Formats Summary ................................................ 2-16
ADSP-BF53x/BF56x Blackfin Processor Programming Reference
Contents
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