| 基于CPLD译码的DSP二次Bootloader方法 |
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| 引用本文： | 刘伟,闫玉华.基于CPLD译码的DSP二次Bootloader方法[J].电子技术应用,2008,34(10). |
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| 作者姓名： | 刘伟 闫玉华 |
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| 作者单位： | 1. 山东工商学院,信电学院,山东,烟台,264005
2. 山东商务职业学院,山东,烟台,264670 |
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| 摘 要： | 以实际项目开发为背景,介绍了一种基于CPLD译码的TITMS320VC55x系列DSP大程序的二次引导方法。阐述了DSP与CPLD以及Flash存储器之间的硬件接口电路设计及二次Bootloader方法的实现,给出了CPLD译码的VHDL代码。实验证明,利用CPLD的快速译码实现的DSP二次Bootloader方法,接口简单、编程方便、有较强的通用性和可靠性。
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| 关 键 词： | CPLD译码 DSP 二次Bootloader Flash存储器 |
Second bootloader method for DSP based on CPLD decoding |
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| LIU Wei,YAN Yu Hua.Second bootloader method for DSP based on CPLD decoding[J].Application of Electronic Technique,2008,34(10). |
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| Authors: | LIU Wei YAN Yu Hua |
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| Abstract: | This paper introduces a second Bootloader method for large DSP programs based on CPLD decoding combined with practical project development.The hardware interface design among DSP, CPLD and Flash memory and the implementation of second Bootloader are expatiated in detail.And the VHDL code concerning CPLD decoding is also given.Through lost of experiments, it is proved that the reliability, flexibility and practicability of this method are better. |
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| Keywords: | DSP |
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