adaboost 人脸表情识别的好文章，详细明了

远程监测 基于嵌入式服务器的远程温度监测系统的设计-Embedded Server-based remote monitoring of remote temperature monitoring system

介绍一种采用半桥电路的开关电源，其输入电压为交流220V±20％，输出电压为直流4～16V，最大电流40A，工作频率50kHz。重点介绍了该电源的设计思想，工作原理及特点。-Introduction of a half-bridge circuit using the switching power supply, the input voltage for AC 220V ± 20, output voltage of DC 4 ~ 16V, maximum current 40A, operating frequency of 50kHz. Focuses on the design of the power of thought, working principle and characteristics.

详细讲述嵌入式系统构建的全过程，使用u－boot作为bootloader，2.6版本的linux作为系统内核，详细而深入，强-detail Embedded System Construction of the entire process, Use u-boot as Bootloader, the 2.6 version of Linux as the kernel. detailed and in-depth, strong!

FPGA的单片机多机串行通信网络。本文提及的大尺寸数码管动态驱动和保护电路-FPGA-MCU Multi-machine serial communications network. Mentioned in this large size digital tube dynamic drive and protection circuits

This circuit automatically turns on a night lamp when bedroom light is switched off. The lamp remains ‘on’ until the light sensor senses daylight in the morning. A super-bright white LED is used as the night lamp. It gives bright and cool light in the room. When the sensor detects the daylight in the morning, a melodious morning alarm sounds. The

本文讲述了如何利用UDA１３４１进行音频信号的编解码。-This paper explains how to use UDA1341 Audio signal for the codec.

数据库设计概要说明书，帮助大家进行数据库设计-Database Design fact sheet

一个百货管理系统的设计方案,可共大家参考-A department store management system design, can be a total of your reference

GRUB三步通，详细讲解其工作过程原理分析-GRUB pass three-step detail the course of their work on the principle of analysis

algoritnno dbscan basado en densidad para agrupamiento de datos