定点转换

将浮点代码转换为定点代码，优化定点数据类型（需要 Fixed-Point Designer™）

如果您有 Fixed-Point Designer 产品，为了符合目标硬件约束，请生成定点 C/C++ 代码。

类

coder.FixptConfig Floating-point to fixed-point conversion configuration object

函数

`coder`	打开 MATLAB Coder
`codegen`	从 MATLAB 代码生成 C/C++ 代码。
`coder.config`	创建 MATLAB Coder 代码生成配置对象
`coder.approximation`	Create function replacement configuration object

主题

自动转换 - 编程工作流

Automated Fixed-Point Conversion
Using the Fixed-Point Converter app for automated fixed-point conversion.
Convert MATLAB Code to Fixed-Point C Code
Generate fixed-point C code with codegen.
Automated Fixed-Point Conversion Best Practices
Generate fixed-point code according to best practices.
Propose Fixed-Point Data Types Based on Simulation Ranges
Propose fixed-point data types based on simulation ranges using the codegen function.
Propose Fixed-Point Data Types Based on Derived Ranges
Propose fixed-point data types based on static ranges using the codegen function.
Detect Overflows
Detect overflows at the command line.
MATLAB Language Features Supported for Automated Fixed-Point Conversion
For automated fixed-point conversion, use supported MATLAB^® language features.
Fixed-Point Code for MATLAB Classes
Use supported constructs and coding style best practices for fixed-point conversion of MATLAB classes.
Enable Plotting Using the Simulation Data Inspector
Inspect and compare floating-point and fixed-point logged input and output data.
Visualize Differences Between Floating-Point and Fixed-Point Results
Use a custom plot function to compare the behavior of the generated fixed-point code against the behavior of the original floating-point MATLAB code.

自动转换 - App 工作流

将 MATLAB 代码转换为定点 C 代码
从浮点 MATLAB 代码生成定点 C 代码。
Propose Fixed-Point Data Types Based on Simulation Ranges
Propose fixed-point data types based on simulation ranges using the MATLAB Coder™ app.
Propose Fixed-Point Data Types Based on Derived Ranges
Propose fixed-point data types based on static ranges using the MATLAB Coder app.
View and Modify Variable Information
View and modify variable information for fixed-point conversion.
Specify Type Proposal Options
Specify options used when proposing types for automated fixed-point conversion.
Detect Overflows
Detect overflows using the app.
Generated Fixed-Point Code
Avoid issues with generated fixed-point code.
Data Type Issues in Generated Code
Highlight potential data type issues in report.
Fixed-Point Code for MATLAB Classes
Use supported constructs and coding style best practices for fixed-point conversion of MATLAB classes.
Custom Plot Functions
Visualize numerical differences during fixed-point conversion.
Replacing Functions Using Lookup Table Approximations
Generate lookup table approximations to replace custom functions or functions that are not supported for fixed point.
Replace the exp Function with a Lookup Table
Replace a function with a lookup table approximation in fixed-point code generated with the MATLAB Coder app.
Replace a Custom Function with a Lookup Table
Replace a custom function with a lookup table approximation function by using the MATLAB Coder app.
Enable Plotting Using the Simulation Data Inspector
Inspect and compare floating-point and fixed-point logged input and output data.
Visualize Differences Between Floating-Point and Fixed-Point Results
Use a custom plot function to compare the behavior of the generated fixed-point code against the behavior of the original floating-point MATLAB code.
Detect Unexecuted and Constant-Folded Code
Learn how the app detects code that is not executed or code that is constant folded during simulation of your test file.
Convert Fixed-Point Conversion Project to MATLAB Scripts
Use project settings for fixed-point conversion at the command line.

定点转换

类

函数

主题

自动转换 - 编程工作流

自动转换 - App 工作流

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