提出了一种以ARM微处理器为控制核心的远程无线视频监控终端的设计方案，其监控终端的硬件设计包括视频采集处理、中央管理控制、无线传输3个模块。并给出了监控终端的软件开发平台和开发模式的系统启动代码、嵌入式Linux系统移植以及驱动程序和应用程序。测试结果表明，该监控终端设计方案合理、有效，基本满足监控需求。 Abstract: A remote wireless video monitoring terminal design， which uses ARM microprocessor as its core control， is proposed in this paper.The hardware design of monitoring terminal system is composed of the video acquisition and processing module， the central management and control module， wireless transmission module.Meanwhile the monitoring terminal-s software development platform and development patterns are designed. Also the design of the system-s start codes， embedded Linux system-s transplantation process， driver and the corresponding applications are given. The results showed that the monitoring terminal design is reasonable， effective， basically meet monitoring requirements.
上传时间： 2013-11-13
上传用户：wanqunsheng
上传时间： 2013-10-08
上传用户：shinesyh
以SoC软硬件协同设计方法学及验证方法学为指导，系统介绍了以ARM9为核心的AFDX-ES SoC设计过程中，软硬件协同设计和验证平台的构建过程及具体实施。应用实践表明该平台具有良好的实用价值。
上传时间： 2014-12-30
上传用户：huangld
上传时间： 2014-12-30
上传用户：gy592333
The NXP LPC314x combine a 270 MHz ARM926EJ-S CPU core, High-speed USB 2.0OTG, 192 KB SRAM, NAND flash controller, flexible external bus interface, three channel10-bit A/D, and a myriad of serial and parallel interfaces in a single chip targeted atconsumer, industrial, medical, and communication markets. To optimize system powerconsumption, the LPC314x have multiple power domains and a very flexible ClockGeneration Unit (CGU) that provides dynamic clock gating and scaling.
上传时间： 2013-10-11
上传用户：yuchunhai1990
设计了一套集音视频采集、环境数据采集于一体的机场导航站综合监控系统的前端采集装置。采用ARM处理器S3C2410和GO7007SB芯片设计了嵌入式音视频压缩主板，可将音视频数据采集、压缩、打包为MPEG4码流后，通过以太网上传到监控中心管理软件。环境采集卡采集的数据可以通过音视频采集主板实现透明传输，采用GM8125实现串口扩展后可接入5条RS485总线，同时采集上百个底层监测设备，具有较强灵活性和负载能力。
上传时间： 2013-10-26
上传用户：海陆空653
The LPC1850/30/20/10 are ARM Cortex-M3 based microcontrollers for embeddedapplications. The ARM Cortex-M3 is a next generation core that offers systemenhancements such as low power consumption, enhanced debug features, and a highlevel of support block integration.The LPC1850/30/20/10 operate at CPU frequencies of up to 150 MHz. The ARMCortex-M3 CPU incorporates a 3-stage pipeline and uses a Harvard architecture withseparate local instruction and data buses as well as a third bus for peripherals. The ARMCortex-M3 CPU also includes an internal prefetch unit that supports speculativebranching.The LPC1850/30/20/10 include up to 200 kB of on-chip SRAM data memory, a quad SPIFlash Interface (SPIFI), a State Configuration Timer (SCT) subsystem, two High-speedUSB controllers, Ethernet, LCD, an external memory controller, and multiple digital andanalog peripherals.
上传时间： 2014-12-30
上传用户：zhuoying119
上传时间： 2013-11-16
上传用户：aix008
对于如何从MIFARE Classic卡片升级到PLUS CPU 卡片在“MIFARE S50、S70升级PLUS CPU卡方案”文档中已有详细说明，那么原来使用的PLUS CPU卡片如何进行升级了？带着这个问题，我们将与您共同探讨，后面的内容将向您提供一种完美、可靠、易用的解决方案，谢谢您的关注与支持！
上传时间： 2014-12-30
上传用户：VRMMO
This errata sheet describes both the known functional problems and anydeviations from the electrical specifications known at the release date ofthis document.Each deviation is assigned a number and its history is tracked in a table atthe end of the document.
上传时间： 2013-11-22
上传用户：liangliang123
