serial-port

ov7670 datasheet，ov7670摄像头数据手册(this is the ov7670 datasheet)

ds1302液晶时钟液晶时钟及温度检测程序(the ds1302 LCD Clock LCD Clock and temperature testing procedures)

说明：  基于单片机的电阻测量系统，带vb上位机控制和显示同时还有无线发射(MCU-based resistance measurement system with vb PC control and display as well as a wireless transmitter)

PSCAD继电保护仿真模型 (PSCAD simulation examples Collection)

最新最全的二条码编码资料大全，全面介绍如何制作PDF417、QrCode、DataMatrix、Hanxin等条码制作方法，有详细图文说明，有了此文档，编码无忧。(The latest and most complete the two yards encoding information Daquan, comprehensive introduction to how to make the PDF417, QrCode, DataMatrix, Hanxin barcode production methods, with detailed captions, this document encoding worry-free.)

51单片机考勤系统下位机程序，可以配合上位机软件实现考勤功能，将hex文件下载到51单片机即可使用(51 MCU control procedures can be achieved with the PC software attendance function, the hex file into the microcontroller 51 can be used)

边界盒的检测，能有效的知道边界盒的最大长度，为编程带来方便(Bounding box test, which can effectively know the maximum length of the boundary box for programming convenience)

说明：  Arduino单片机开发笔记2-7,希望大家都看看(Arduino microcontroller development notes 2-7, we want everyone to see)

联合开发网 - pudn.com

This is a generic FIFO buffer that can be used to store any kind of items. It is written in C language and can be compiled and used on almost any architecture. It was designed to be used on memory limited architectures such as microcontrollers. Examples of the applications that can be built with this library include: