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串口温度数据采集并实时显示
串口温度数据采集并实时显示 读串口数据的原理是,只要当有数据向串口发数据来时,计算机就会自动将其数据写到一个特定的缓冲区,我们只要写程序去读那个特定的缓冲区就可以了. 有数据向串口发过来时,程序可以将数据接收到,接收的数据是字符型的,那么将数据转化为数字型的,再将这个数据的大小作为画图的某一个点的纵坐标,横坐标为数据的序号.将这些点用线连起来就是一个曲线图了,这个就是图形显示基本原理. 查看原来的数据的原理也是这样的,不同的地方就是,数据是从文件中来,同样的也是将多个数据分成一个一个的,然后这一个数据的大小就是画图的某一个点的纵坐标,横坐标同样为数据的序号,再将这些点用线连起来就是曲线图. 图形能移动的原理,是我们首先改变的只是数据,图形并没有变,但图形的形式是由这些数据来确定的,当数据发生变化后,我们通过刷新显示区来变化的.(Serial temperature data acquisition and real-time serial data reading the principle is, as long as when a serial data to the data, the computer will automatically writes data to a specific buffer, we can write specific procedures read that the buffer zone would be fine. Serial data to be sent, process data can be received, the receiving of data is the character, then transform data into digital type, and then the size of the data as a drawing of a point Ordinate, the abscissa serial data. these points will be used to link line is a curve, this is the graphic display the basic tenets. View the original data is the same principle, the difference is, the data from the file, the same data also will be divided into a number one, and then this one is the size of the data to draw a certain point )
- 2020-06-26 07:40:02下载
- 积分:1
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开关光驱与计算机程序
作家为了方便写的一个小程序!(writer for the convenience of writing a small program!)
- 2004-12-08 22:10:40下载
- 积分:1
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ProtectProcess
进程保护,支持WIN7,已经在VS2010的环境WINDDK7600.16385.1下编译通过,代码中硬编码了cacl.exe这个进程,可以测试通过任务管理器不能关闭cacl.exe,但是,可以通过taskkill /pid来关闭进程,因此还需要升级。(Process protection, support WIN7, already at ambient WINDDK7600.16385.1 VS2010' s compiler, code hard-coded cacl.exe this process, the test can not be closed cacl.exe through the Task Manager, but can be disabled by taskkill/pid process, it also needs to be upgraded.)
- 2017-04-04 21:38:14下载
- 积分:1
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Ahost_computen
一个与仪表通讯的上位机程序源码,采采用RS232通讯,协议为MODBUS
(A host computer program source code with the instrument of communication, mining RS232 communication protocol MODBUS)
- 2012-08-07 01:46:30下载
- 积分:1
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AppAgain
在MFC中对单本文的程序,如何添加一个对话框在里面进行显示,In this paper, the MFC-on-one program, how to add a dialog box is displayed on the inside(In this paper, the MFC-on-one program, how to add a dialog box is displayed on the inside)
- 2014-06-12 21:06:09下载
- 积分:1
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Qvod_P2P
Qvod_P2P-------------源码(Qvod P2P code)
- 2014-01-01 14:20:38下载
- 积分:1
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ROOTKIT
rookit 编写 整理框架齐全,包括进程隐藏,文件隐藏,服务隐藏,注册表隐藏,端口隐藏等。各种隐藏方式,是学习rookit很好的资料(Rookit write complete finishing framework, including the hidden process, hidden files, hidden services, hidden registry port hidden. A variety of hidden learning rookit good information)
- 2012-05-15 16:56:15下载
- 积分:1
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sjwl
实现齿轮接触应力和弯曲应力分析,用于拟合最大应力值与个参数的关系 神经网络(Analysis of contact stress and bending stress of gear)
- 2018-03-10 14:57:26下载
- 积分:1
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mousepointer_rar
鼠标指针的改变程序,下载了一定会对你们有帮助的(The mouse pointer changes to procedures, to download a certain amount you will have help)
- 2008-05-10 13:45:25下载
- 积分:1
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skin-interface-library
一个简单好用的皮肤界面库,可用于MFC对话框或MFC单文档程序的exe文件界面的美化上(A simple and easy on the skin interface library can be used for MFC dialog MFC single document or program exe file interface beautification)
- 2014-11-08 17:11:16下载
- 积分:1