| 基于软件编码的中速红外技术在FTU中的应用 |
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| 引用本文： | 庞吉耀.基于软件编码的中速红外技术在FTU中的应用[J].现代电子技术,2010,33(3):200-204. |
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| 作者姓名： | 庞吉耀 |
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| 作者单位： | 南京磐能电力科技股份有限公司,江苏,南京,210036 |
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| 摘 要： | 设计一种用于FTU和主机之间的红外调试接口，通过对比分析常用红外技术和FTU维护接口的特点，提出利用中速红外收发器实现的接口方案。系统由主机侧控制软件、红外适配器和FTU红外接口软件组成，给出基于软件差分编码解码和硬件脉宽检测的抗干扰传输方法及硬件电路实现，最后阐述了红外数据传输帧格式和帧同步的方法及户外设计注意事项。系统VHDL和C语言完成设计，测试和现场运行表明系统的设计目标完全达到性能可靠。
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| 关 键 词： | 红外数据传输 红外检测 编／解码 FTU SoPC |
Application of Medium Speed Infrared Technique with Software Codec in FTU |
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| PANG Jiyao.Application of Medium Speed Infrared Technique with Software Codec in FTU[J].Modern Electronic Technique,2010,33(3):200-204. |
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| Authors: | PANG Jiyao |
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| Affiliation: | PANG Jiyao(Nanjing Paneng Electric Power Technology Co.Ltd.,Nanjing,210036,China) |
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| Abstract: | Infrared debug interface between host and FTU is introduced,after analyzing the general infrared specification and characteristics of FTU,a scheme which uses medium speed infrared device is designed.This system consists of host side console,infrared adapter and FTU application software.Because of interfere and EMI in the field,Manchester codec based on software and pulse width detection and modulate circuit of interface are designed.And then the frame format of data transfer and frame synchronize technique ... |
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| Keywords: | FTU SoPC |
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