嵌入式

Maturation and wide use of embedded systems make it a new way to construct a embedded instrument that based on single board computer and data acquiring board.

嵌入式系统的发展和普及应用使得基于单板计算机和功能板卡的嵌入式仪器成为构建虚拟仪器系统的新思路。

With the widely use of Internet and embedded system, the embedded system interconnect has become the inevitable trend.

随着Internet技术以及嵌入式系统更为广泛地应用，嵌入式系统联网已成为必然趋势。

TL084MJ Pinout: 3.3V Operation with 5V Tolerant Buffers ACPI 1.1, PC99/PC2001 Compliant LPC Interface with Clock Run Support Serial IRQ Interface Compatible with Serialized IRQ Support for PCI Systems 15 Direct IRQs Four 8-Bit DMA Channels ACPI SCI Interface nSMI Shadowed write only registers Internal 64K Flash ROM Programmed From Direct Parallel Interface, 8051, or LPC Host 2k-Byte Lockable Boot Block Can be Programmed Without 8051 Intervention Three Power Planes Low Standby Current in Sleep Mode Intelligent Auto Power Management for Super I/O ACPI Embedded Controller Interface Configuration Register Set Compatible with ISA Plug-and-Play Standard (Version 1.0a) High-Performance Embedded 8051 Keyboard and System Controller Provides System Power Management System Watch Dog Timer 8042 Style Host Interface Supports Interrupt and Polling Access 256 Bytes Data RAM On-Chip Memory-Mapped Control Registers Access to RTC and CMOS Registers Up to 16x8 Keyboard Scan Matrix Two 16 Bit Timer/Counters Integrated Full-Duplex Serial Port Interface Eleven 8051 Interrupt Sources Thirty-Two 8-Bit, Host/8051 Mailbox Registers Thirty-six Maskable Hardware Wake-Up Events Fast GATEA20

TL084MJ引脚说明： 3.3V工作电压为5V容错缓冲器的ACPI 1.1，PC99/PC2001符合LPC接口与时钟运行支持-兼容串行接口与串行的IRQ IRQ的支持PCI系统- 15直接的IRQ - 4个8位DMA通道- ACPI的SCI接口- nSMI -阴影只写寄存器内部的64K的Flash ROM -直接从程序并行接口，8051，还是LPC主机-的2K字节可锁定引导块-可在不干预程序8051三力飞机-低待机电流在休眠模式-智能型自动电源管理的超级I / O的ACPI嵌入式控制器接口配置寄存器设置兼容的ISA拆开的播放标准（版本1.0a）高性能嵌入式8051键盘和系统控制器-提供系统电源管理-系统监视狗定时器- 8042型主机接口-支持中断和轮询访问- 256字节数据RAM -片上存储器映射控制寄存器-获取实时时钟和CMOS寄存器-最多16x8矩阵键盘扫描- 2个16位定时器/计数器-综合全双工串行接口- 11个中断源8051 - 32个8位，Host/8051邮箱寄存器- 36个可屏蔽硬件唤醒事件-快速GATEA20

The kernels of embedded system are microprocessor unit and embedded real-time operating system.

嵌入式系统的核心是微处理器和嵌入式实时操作系统。

With the fast development of embedded system, it becomes an important question for us to lucubrate on embedded operating system.

随着嵌入式系统的快速发展，对嵌入式操作系统的深入研究成为重要课题。

The paper firstly introduces the background, the present situation and meaning of the research on the embedded system. The research of key technologies of embedded ethernet remote measure and control system is carried out in this paper. Then the author detailedly illustrates the design process of hardware and software of the embedded remote measure and control system. The design process includes the selection and configuration of the 32-bit microprocessor, the selection of the memorizer, the selection and software design of the Ethernet Controller, the realization of AD data acquisition model and DA converter model.

本文论述了嵌入式系统的研究背景、研究现状及研究意义，对基于嵌入式技术的以太网远程测控系统关键技术进行了研究，详细介绍了系统的软硬件设计过程，包括32位微处理器的选择与配置、存储器的选择、网络控制器的选择及软件设计、AD采样模块与DA数模转换模块等外围电路的实现。

Firstly the theoretical models of reflective optical fiber bundle sensors were put forward for their general applicability, which can provide guidance for the design and implement of such sensors. Based on such theoretical models, an embedded optical fiber bundle sensor is implemented for displacement measurement in fine machining and precision controlling. Secondly the design and implement of an embedded network interface was presented, which can connect the sensors into Fieldbus network, IP network, wireless communication network and so on. Lastly the sensor structural design based on embedded microprocessor and real-time operation system, the software structural design based on multitasking and monocycle were presented, which can increase the real-time and reliability features of signal processing and transmission.

结合精细加工和精密控制中的位移测量，提出了同轴随机型反射式光纤束位移传感器的建模分析理论和设计实现，该传感器模型的建立及应用有效地避免了传统"试制-修正"法的盲目性，为反射式光纤束传感器的设计和制造提供了理论指导，为新型传感器的研究和应用开辟了道路；提出了基于嵌入式系统的网络接口模块的设计和实现，使传感器能够无缝接入现场总线、IP网以及无线通讯网等网络，从而拓展了传感器的应用领域；提出了基于嵌入式微处理器和实时多任务操作系统的传感器结构设计以及基于多任务单循环的软件结构设计，提高了传感信息处理和传输的实时性和可靠性。

As an embedded real time operating system with high performance, VxWorks is widely used in embedded systems.

摘 要 作为一种高性能的嵌入式实时操作系统，VxWorks在嵌入式系统中获得了广泛的应用。

People focus on how to test embedded real time operating system in order to assure the quality of embedded systems.

如何测试嵌入式实时操作系统保证嵌入式系统的质量成为人们关注的焦点，本论文对此进行深入的研究和探讨。

Open Link in Frame: Used with the inline frame widget to change the page loaded in the inline frame.

打开链接的：与嵌入式框架部件用于改变嵌入式框架加载的页面。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。