| 某光电跟踪产品双DSP系统RS422通信设计 |
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| 引用本文： | 闫琳,鲁星. 某光电跟踪产品双DSP系统RS422通信设计[J]. 现代电子技术, 2011, 34(13): 95-97,102 |
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| 作者姓名： | 闫琳 鲁星 |
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| 作者单位： | 1. 中国空空导弹研究院,河南洛阳,471009
2. 中国人民解放军驻空空导弹研究院代表室,河南洛阳,471009 |
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| 摘 要： | 以某光电跟踪产品双DSP系统为例，详细介绍了RS422通信设计。该系统设计选用Maxim公司提供的Max490ESA作为接口芯片。给出了其硬件接口原理图，并分别从DSP和PC机两方面详细介绍了RS422通信程序的设计，具体给出了设计思路和数据结构。通过内外场试验，验证了该系统RS422通信设计的可靠性及便捷性。
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| 关 键 词： | 双DSP RS 422通信 位流 数据结构 |
Communication Design by RS 422 for Double-DSP System in a Photoelectric Tracking Product |
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| YAN Lin,LU Xing. Communication Design by RS 422 for Double-DSP System in a Photoelectric Tracking Product[J]. Modern Electronic Technique, 2011, 34(13): 95-97,102 |
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| Authors: | YAN Lin LU Xing |
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| Affiliation: | YAN Lin1,LU Xing2 |
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| Abstract: | According to the example of a kind of photoelectric tracking product＇s double-DSP system, the communication design by RS 422 is introduced. The system adopts Max490ESA as the hardware. The principle of the hardware interface is proposed, and the communication program designing from DSP and PC is introduced in detail, the idea and data-structure of program is given. The experiment tests the reliability and convenience of this design. |
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| Keywords: | double-DSP communication by RS 422 bit-flow data-structure |
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