Please read your package and describe it at least 40 bytes in English.

1. 完成时／分／秒的依次显示并正确计数，利用六位数码管显示； 2. 时／分／秒各段个位满10正确进位，秒／分能做到满60向前进位，有系统时间清零功能； 3. 定时器：实现整点报时，通过扬声器发出高低报时声音； 4. 时间设置，也就是手动调时功能：当认为时钟不准确时，可以分别对分／时钟进行调整； 5. 闹钟：实现分/时闹钟设置，在时钟到达设定时间时通过扬声器响铃。有静音模式。 -1. Completed/min/sec display and correctly followed by counting, using six digital tube display 2. When/min/sec in the paragraphs of the correct 10-bit binary full, s/sub can do to advance the age of 60-bit, systematic function of the time cleared 3. timers: realize the whole point of time, by the time the level of sound from loudspeakers 4. time settings, which is manually adjusted when the function: When the clock does not consider accurate, they can respectively sub/clock adjustments 5. alarm clock: the realization of sub-/ when the alarm clock settings, settings in the clock arrival time ringing through the loudspeakers. There are silent mode.

从介绍功率谱的估计原理入手,分析了经典谱估计和现代谱估计两类估计方法的原理!各自特点及在Matlab中的实现方法,最后举了一个例子加以说明。 -Introduced the power spectrum from the estimated starting principle, analysis of classical and modern spectral estimation spectral estimation of the principle of two types of estimation methods! Their own characteristics and method of Matlab, and finally an example to illustrate this.

PDA点菜系统设计方案，比较详细地介绍了系统的各个组成部分，有一定的参考价值-PDA la carte system design, a more detailed presentation of the system components, a certain reference value

超级人机界面GUI 3.90A版，带原代码，不容错过

基于FPGA的增量式光电编码器计数电路设计,文章含有Verileg HDL代码.-FPGA-based incremental photoelectric encoder count circuit design, the article contains Verileg HDL code.

Please read your package and describe it at least 40 bytes in English.

操作系统设计说明第三版。英语，经典的操作系统的设计说明书籍-third edition of the operating system design. English, the classic operating system design note books

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.

LED常用总线类型资料 DMX512 SPI IIC DALI 485等LED控制工程资料-LED common bus type data DMX512 SPI IIC DALI 485 information such as LED control engineering

详细介绍了基于DirectShow和RTP的网络视频监视系统设计与实现。-Detailed information on DirectShow and RTP-based network video surveillance system design and implementation.