基于USB通信的嵌入式主从机系统设计与应用
发布时间：2018-10-15 13:12
【摘要】：随着计算机技术和电子信息技术的高速发展,嵌入式系统的芯片级和系统级设计水平越来越高,功能也越来越强大。其主要的微处理器代表为ARM公司所设计的最新的Cortex系列微处理器,操作系统代表为嵌入式Linux、Wince和uCOS等等。嵌入式系统的设计理念在通信、仪器等许多领域得到了广范的研究和应用。在针对不同的应用目的时,都会设计相应的嵌入式系统。 在课题研究中,将嵌入式系统结合当下越来越成熟和通用的串行总线(USB)通信技术,提出一种基于USB通信的嵌入式主从机系统设计方案,并将其应用到滑坡监测系统设计中,主要研究工作如下。 首先对研究的背景和意义进行了分析,总结了嵌入式系统现状,并引入研究问题。根据嵌入式系统的研究状况,分析了USB的传输过程,提出了基于USB通信的嵌入式主从机系统的总体设计方案。 其次,在总体设计方案的基础上,进行了系统硬件架构和软件架构的分析设计,并进行了硬件和软件系统平台定制。从扩展的兼容性和速度等方面考虑,在数据的传输设计中,引入高速的USB数据传输方案,并进行了主从机的USB通信系统关键模块的设计。 接下来,在研究了Linux内核的USB子系统架构的基础上,进行了USB设备驱动程序及微控制器上的USB固件程序设计,并进行了相关开发测试工作。 最后,在基于USB通信的嵌入式主从机系统的设计思路下,将其应用在滑坡监测系统设计之中,并进行了相关测试工作,在稳定性和精确性上达到工程设计的要求。
[Abstract]:With the rapid development of computer technology and electronic information technology, the design level of embedded system at chip level and system level is becoming higher and higher, and the function of embedded system is becoming more and more powerful. Its main microprocessor is the newest Cortex series microprocessor designed by ARM, the operating system is embedded Linux,Wince and uCOS and so on. The design concept of embedded system has been widely studied and applied in many fields such as communication and instrument. The embedded system is designed for different application purposes. In the research of the subject, a design scheme of embedded master-slave computer system based on USB communication is put forward, which combines the embedded system with more and more mature and universal serial bus (USB) communication technology, and it is applied to the design of landslide monitoring system. The main research work is as follows. Firstly, the background and significance of the research are analyzed, the current situation of embedded system is summarized, and the research problem is introduced. According to the research status of embedded system, the transmission process of USB is analyzed, and the overall design scheme of embedded master-slave system based on USB communication is put forward. Secondly, on the basis of the overall design scheme, the system hardware architecture and software architecture are analyzed and designed, and the hardware and software system platform is customized. Considering the compatibility and speed of the extension, a high-speed USB data transmission scheme is introduced in the design of data transmission, and the key modules of the USB communication system of the master-slave computer are designed. Then, based on the study of the USB subsystem architecture of the Linux kernel, the design of the USB device driver and the USB firmware program on the microcontroller is carried out, and the relevant development and testing work is carried out. Finally, under the design idea of embedded master-slave computer system based on USB communication, it is applied to the design of landslide monitoring system, and relevant testing work is carried out, which meets the requirements of engineering design in terms of stability and accuracy.
【学位授予单位】：中南大学
【学位级别】：硕士
【学位授予年份】：2013
【分类号】：TP368.1
[Abstract]:With the rapid development of computer technology and electronic information technology, the design level of embedded system at chip level and system level is becoming higher and higher, and the function of embedded system is becoming more and more powerful. Its main microprocessor is the newest Cortex series microprocessor designed by ARM, the operating system is embedded Linux,Wince and uCOS and so on. The design concept of embedded system has been widely studied and applied in many fields such as communication and instrument. The embedded system is designed for different application purposes. In the research of the subject, a design scheme of embedded master-slave computer system based on USB communication is put forward, which combines the embedded system with more and more mature and universal serial bus (USB) communication technology, and it is applied to the design of landslide monitoring system. The main research work is as follows. Firstly, the background and significance of the research are analyzed, the current situation of embedded system is summarized, and the research problem is introduced. According to the research status of embedded system, the transmission process of USB is analyzed, and the overall design scheme of embedded master-slave system based on USB communication is put forward. Secondly, on the basis of the overall design scheme, the system hardware architecture and software architecture are analyzed and designed, and the hardware and software system platform is customized. Considering the compatibility and speed of the extension, a high-speed USB data transmission scheme is introduced in the design of data transmission, and the key modules of the USB communication system of the master-slave computer are designed. Then, based on the study of the USB subsystem architecture of the Linux kernel, the design of the USB device driver and the USB firmware program on the microcontroller is carried out, and the relevant development and testing work is carried out. Finally, under the design idea of embedded master-slave computer system based on USB communication, it is applied to the design of landslide monitoring system, and relevant testing work is carried out, which meets the requirements of engineering design in terms of stability and accuracy.
【学位授予单位】：中南大学
【学位级别】：硕士
【学位授予年份】：2013
【分类号】：TP368.1
【参考文献】
相关期刊论文 前10条
1 周立平,李R，
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