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介绍了在嵌入式Linux操作系统下嵌入式GUI的图形抽象层GAL的地位及其设计思路,研究了GUI的设计逻辑,着重阐述了如何在中低端设备上利用FrameBuffer来为上一层提供更加通用的图形接口。主要在色彩转换、利用FrameBuffer进行矩形绘制、内存映像空间的操作以及窗口Z序等方面做了深入的探讨。目前,己经将图形图像部分的研究成果成功运用于福建海媚科技的嵌入式KTV系统中,并积极地向其它嵌入式系统中进行移植。-Introduced in the embedded Linux operating system embedded GUI graphics abstraction layer GAL

基于BP神经网络的电机系统的波形控制 阐述了BP神经网络模型和算法，建立了电流型交――交变频同步电动机的波形控制神经网络BP模型，并将计算结果与仿真结果作了比较。-BP neural network-based motor control system waveform expounded BP neural network models and algorithms of current pay-- Cycloconverter Synchronous Motor waveform control neural network model, results of the computation and simulation results were compared.

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基于H.264编码的嵌入式服务器的全面的设计实现方案-Based on H.264 encoded Embedded Server Design and Implementation of a comprehensive program

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文章中包含了多种驱动LED数码管的应用电路图，多数应用集成电路，十分实用。-The article contains a variety of driving the application of LED digital tube circuit, most applications integrated circuits, very useful.

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关于液晶显示模块和键盘电路设计的资料，对于电子初学者是有很大的帮助-On the liquid crystal display module and the keyboard circuit design information, for electronic beginners there is a great help