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Compatibility Summary for Signal Processing Blockset Software

This table summarizes new features and changes that might cause incompatibilities when you upgrade from an earlier version, or when you use files on multiple versions. Details are provided in the description of the new feature or change.

Version (Release)	New Features and Changes with Version Compatibility Impact
Latest Version V6.10 (R2009b)	See the Compatibility Considerations subheading for each of these new features or changes: Periodogram and Spectrum Scope Blocks Support Mean-Square Spectrum Power Spectrum Estimation Blocks Compute PSD Like the Signal Processing Toolbox Spectrum Objects Spectrum Scope Computes Both One-Sided and Two-Sided Spectra To Audio Device Block Handles Sample-Based Signals Differently Zero-Latency Filter Structure Removed from CIC Blocks Empty Initial Conditions Support Removed from Some Blocks
V6.9 (R2009a)	See the Compatibility Considerations subheading for each of these new features or changes: Zoom Capability for Spectrum Scope and Vector Scope Blocks Variable Fractional Delay Block Enhancements R12 Filtering Blocks Functionality Changed
V6.8 (R2008b)	See the Compatibility Considerations subheading for each of these new features or changes: Counter Block Enhancements FFT Block Correctly Applies Divide-By-Two on Butterfly Outputs Matrix Sum Block Is Now the Simulink Sum Block
V6.7 (R2008a)	See the Compatibility Considerations subheading for each of these new features or changes: Tunability Status Changed for Stack and Queue Blocks DSP Constant Block Removed in Favor of Constant Block Obsolete Blocks
V6.6 (R2007b)	See the Compatibility Considerations subheading for each of these new features or changes: New To Audio Device and From Audio Device Blocks Tunability Status Changed for Some Block Parameters Levinson-Durbin Block Now Treats Frame-Based Row Vectors Differently
V6.5 (R2007a)	See the Compatibility Considerations subheading for each of these new features or changes: R11.1 Blocks Have Been Removed in R2007a — Run Helper Script Before Upgrading Zero Pad Block Removed Pad Block Can Truncate Either End of an Input Signal
V6.4 (R2006b)	See the Compatibility Considerations subheading for each of these new features or changes: R11.1 Blocks Will Be Removed in R2007a Diagnostic Output Port Added to Report a Failure to Converge Blocks Removed from Product
V6.3 (R2006a)	None
V6.2 (R14SP3)	None
V6.1 (R14SP2)	See the Compatibility Considerations subheading for this new feature or change: Obsolete Blocks
V6.0.1 (R14SP1)	None
V6.0 (R14)	See the Compatibility Considerations subheading for this new feature or change: Obsolete Product Versions

Version 6.0 (R14) Signal Processing Blockset Software

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