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汇编语言 4×4矩阵键盘识别处理,键盘处理程序的任务是：确定有无键按下

4×4矩阵键盘识别处理,键盘处理程序的任务是：确定有无键按下，判断哪一个键按下，键的功能是什么；还要消除按键在闭合或断开时的抖动。两个并行口中，一个输出扫描码，使按键逐行动态接地，另一个并行口输入按键状态，由行扫描值和回馈信号共同形成键编码而识别按键，通过软件查表，查出该键的功能。 ...
https://www.eeworm.com/dl/644/442774.html
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matlab例程 数字语音是信号的一种

数字语音是信号的一种，我们处理数字语音信号，也就是对一种信号的处理，那信号是什么呢？ 信号是传递信息的函数。离散时间信号——序列——可以用图形来表示。 按信号特点的不同，信号可表示成一个或几个独立变量的函数。例如，图像信号就是空间位置（二元变量）的亮度函数。一维变量可以是时间，也可以是其他参量，习惯上 ...
https://www.eeworm.com/dl/665/477989.html
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技术资料 数字电钢琴（单片机）

生活中常使用到许多的电子设备，它给我们生活上的便利与影响。而电子琴就是一个很明显的例子，这些有时甚至含有内建音乐，有时又可以千变万化，真让人想动手试试看，因此我们对它产生了许多问题与想象。它是如何动作？不同的音调产生原理又是什么？而若是改变它们的音调，不知道会不会很麻烦，其电路要重新制作吗？系统会怎 ...
https://www.eeworm.com/dl/961159.html
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技术资料 《工作赢在心态》读后感

“心态成就一切”。我始终把责任作为我工作的航标，工作中保持良好的心态，踏踏实实的做好自己的本职。一个幼儿教师，一个合格的幼儿教师，首先要具备的是什么？可能有人会说：是扎实的基本功，是爱。这些我都赞同，但我觉得最应该具备的是强烈的责任心，责任感，没有强烈的责任感，责任心，一切都无从谈起。 ...
https://www.eeworm.com/dl/980576.html
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嵌入式综合 WP276 -可编程的开发和测试

We all know the benefits of using FieldProgrammable Gate Arrays (FPGAs): no NRE, nominimum order quantities, and faster time-tomarket.In an ideal world, designs would never needto be changed because of design errors, but we allknow that sometimes this is necessary.
https://www.eeworm.com/dl/566/35805.html
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单片机开发 The project KEIL_IODemo shows how to use memory allocation routines (malloc) and char I/O (printf, s

The project KEIL_IODemo shows how to use memory allocation routines (malloc) and char I/O (printf, scanf) via a serial interface with the Keil ARM toolchain. The I/O functions are adapted for the Analog Devices ADuC7000 series using the SERIAL.C module. The example also shows the efficiency of the ...
https://www.eeworm.com/dl/648/148542.html
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其他书籍 This set of simulation files performs a computational complexity performance comparison of the two m

This set of simulation files performs a computational complexity performance comparison of the two methods mentioned in the paper. The source is ANSI-C compliant, hence any C-compiler can be used to compile the source code. It has been tested using Visual Studio.net C++ and TI code composer studio C ...
https://www.eeworm.com/dl/542/183644.html
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嵌入式Linux LCD and Keyboard ARMulator model for the ADS Source Code Copy the provided ARMulate folder into y

LCD and Keyboard ARMulator model for the ADS Source Code Copy the provided ARMulate folder into your ADS directory tree at the root, for example in c:\ADSv1_1. If prompted to overwrite files, choose Yes. The batch file copy_console.bat will place the appropriate files inside the \Bin directory s ...
https://www.eeworm.com/dl/653/194185.html
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Delphi控件源码 图像处理

图像处理，利用bilt 函数 Description: This example shows how to edit (cut,paste,copy) a selection of a bitmap using BitBlt function just like Microsoft Photo Editor does. It s really EASY! Take a look to the sample if you don t believe me and don t forget to VOTE FOR ME! Note: comments are in italian ...
https://www.eeworm.com/dl/666/252100.html
下载: 175
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SQL Server Make a graph from database record and either send it to a printer directly selecting many print op

Make a graph from database record and either send it to a printer directly selecting many print options or copy it in any file on disc. This project also gives you print preview option for A4 size paper and you can set your graph anywhere on the page.Also if you want to change graph s height or wid ...
https://www.eeworm.com/dl/689/256167.html
下载: 166
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