TMS320F28xx DSP从Flash到RAM的代码复制优化

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"该资源是一份关于在TMS320F28xxx数字信号控制器(DSCs)上从Flash复制编译器段到RAM以提高执行速度的应用报告。作者Tim Love提供了详细的实现方法,该方法在启动后、进入c_int00C入口例程之前直接实施。报告中包含了项目的相关材料和源代码,并提供了一个下载链接:http://www-s.ti.com/sc/techlit/spraau8.zip。" 本文档的主要内容包括以下几个部分: 1. **介绍**:这部分可能阐述了为何需要将代码从Flash复制到RAM的原因,例如在TMS320F28xxx DSCs上执行速度优化的重要性,尤其是在医疗、电机控制等时间关键的应用中。 2. **编译器段**:这一部分详细介绍了编译器如何组织代码和数据到不同的内存区域,包括初始化和未初始化的段。可能涵盖了如何配置编译器选项以支持运行时复制。 3. **软件实现**:这部分可能会讲解实现从Flash到RAM复制的具体步骤,包括使用的函数或库,以及如何在启动过程中集成这个过程。 4. **基准测试、限制与建议**:这部分提供了实际性能提升的基准测试数据,可能包括不同大小或复杂度的代码段在复制后的执行时间对比。同时,可能会讨论这种方法的局限性,比如可能对系统资源的需求,以及针对这些限制的解决方案或优化策略。 5. **结论**:总结整个报告,强调了所提出的方法在实际应用中的有效性,以及可能对未来设计的启示。 6. **参考文献**:列出报告中引用的相关资料,为读者进一步研究提供线索。 此外,报告中可能还包含了一些图表,如TMS320F2808的内存映射图,以及不同操作的执行时间表,帮助理解内存布局和性能影响。 这份资源对于那些需要在TMS320F28xxx系列微控制器上提高代码执行效率的开发者来说非常有价值,特别是处理实时性要求高的任务时。通过理解和应用报告中的方法,开发人员可以更好地优化其系统的性能,确保关键操作的及时完成。

failed to load config from D:\朗慧\digital-welcome-project\vite.config.ts error when starting dev server: Error: You installed esbuild for another platform than the one you're currently using. This won't work because esbuild is written with native code and needs to install a platform-specific binary executable. Specifically the "@esbuild/win32-x64" package is present but this platform needs the "@esbuild/win32-ia32" package instead. People often get into this situation by installing esbuild on Windows or macOS and copying "node_modules" into a Docker image that runs Linux, or by copying "node_modules" between Windows and WSL environments. If you are installing with npm, you can try not copying the "node_modules" directory when you copy the files over, and running "npm ci" or "npm install" on the destination platform after the copy. Or you could consider using yarn instead of npm which has built-in support for installing a package on multiple platforms simultaneously. If you are installing with yarn, you can try listing both this platform and the other platform in your ".yarnrc.yml" file using the "supportedArchitectures" feature: https://yarnpkg.com/configuration/yarnrc/#supportedArchitectures Keep in mind that this means multiple copies of esbuild will be present. Another alternative is to use the "esbuild-wasm" package instead, which works the same way on all platforms. But it comes with a heavy performance cost and can sometimes be 10x slower than the "esbuild" package, so you may also not want to do that.

2023-06-06 上传

+ mvn clean package -f pom.xml -DskipTests [INFO] Scanning for projects... [INFO] [INFO] -----------------------< ink.abel:snowflake-id >------------------------ [INFO] Building snowflake-id 0.0.1-SNAPSHOT [INFO] from pom.xml [INFO] --------------------------------[ jar ]--------------------------------- [INFO] [INFO] --- clean:3.2.0:clean (default-clean) @ snowflake-id --- [INFO] [INFO] --- resources:3.3.1:resources (default-resources) @ snowflake-id --- [INFO] Copying 1 resource from src/main/resources to target/classes [INFO] Copying 0 resource from src/main/resources to target/classes [INFO] [INFO] --- compiler:3.11.0:compile (default-compile) @ snowflake-id --- [INFO] Changes detected - recompiling the module! :source [INFO] Compiling 8 source files with javac [debug release 17] to target/classes [INFO] ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] Total time: 1.963 s [INFO] Finished at: 2023-07-12T21:05:03+08:00 [INFO] ------------------------------------------------------------------------ [ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.11.0:compile (default-compile) on project snowflake-id: Fatal error compiling: error: release version 17 not supported -> [Help 1] [ERROR] [ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch. [ERROR] Re-run Maven using the -X switch to enable full debug logging. [ERROR] [ERROR] For more information about the errors and possible solutions, please read the following articles: [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException

2023-07-13 上传