Simulink Fixed Point 7.0

Latest Features

Version 7.0

Released: 1 Sep 2011
 

See highlights and screen shots.

Version 7.0, part of Release 2011b, includes the following enhancements:

• Range analysis that provides derived minimums and maximums for all signals
• Automatic scaling recommendations based on derived ranges
• Automatic word length recommendations
• Fixed-Point Tool simplified management, including run naming and shortcuts
• Fixed-Point Tool integration with Fixed-Point Advisor
• Code efficiency improvements and user controls for floating-point conversion

See the Release Notes for details.

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Version 6.5

Released: 8 Apr 2011
 

Version 6.5, part of Release 2011a, includes the following enhancements:

• View manager that automatically optimizes columns displayed by the Fixed-Point Tool
• CORDIC Approximation for Magnitude-Angle to Complex block
• CORDIC Approximation of Complex Exponential for Trigonometric Function block
• Target function library replacement control for fixed-point abs, min, max, and sign functions
• Enhanced design minimum and maximum range checking

See the Release Notes for details.

Version 6.4

Released: 3 Sep 2010
 

Version 6.4, part of Release 2010b, includes the following enhancements:

See highlights and screen shots

• New code generation optimization that uses specified minimums and maximums, eliminating dead code and unnecessary mathematical operations
• Data-type override capability to selectively override floating-point types or fixed-point types
• Option to turn off data-type override for individual data types
• Enhanced Fixed-Point Advisor support for Discrete Filter, Transfer Function, and other floating-point inheritance blocks
• More efficient code generated for data-type conversion saturation

See the Release Notes for details.

Version 6.3

Released: 5 Mar 2010
 

Version 6.3, part of Release 2010a, includes the following enhancements:

See highlights and screen shots

• Trigonometric function block and Embedded MATLAB support for CORDIC approximations of sin, cos, and other functions
• Elimination of double-precision conversions for algorithms that mix single precision with integer or fixed-point data
• Improved automatic scaling in Fixed-Point Tool and Fixed-Point Advisor that handles data type constraints for several blocks
• Direct Lookup Table (n-D) Block that supports fixed-point data types
• Increased efficiency of division by constant power of 2

See the Release Notes for details.

Version 6.2

Released: 4 Sep 2009
 

Version 6.2, part of Release 2009b, includes the following enhancements:

See highlights and screen shots

• Discrete Transfer Function block and new PID block that intrinsically support fixed-point
• Enhanced Rapid Accelerator mode that supports parameters up to 128 bits
• Enhanced Lookup Table (n-D) block, supporting parameter data types that are different from signal data types
• Reduced memory use for evenly spaced breakpoints in Prelookup and Lookup Table (n-D) blocks
• Integer division option to handle net slopes that are reciprocals of integers, with corresponding Model Advisor check to improve code efficiency
• Enhanced Fixed-Point Advisor workflow
• New diagnostics to detect precision loss in fixed-point constants

See the Release Notes for details.