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本程序用于检测音频文件中是否具有DTMF信号

确定了8个频点的能量后运用一系列判决门限来确定有没有DTMF信号,以及信号是什么
2017-03-15 10:26:02 下载 170 查看 1,091
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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。
2017-05-21 00:13:02 下载 99 查看 1,073
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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。
2017-08-15 00:15:02 下载 190 查看 1,086
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数字电钢琴(单片机)

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?系统会怎么修改?
2024-12-21 12:20:03 下载 7 查看 1,743
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《工作赢在心态》读后感

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。
2025-05-16 03:10:01 下载 2 查看 4,893
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Xilinx与iMPACT的用法

在上图点击Next键,弹出如下窗口,设置一些参数,如下图所示:

创建资源文件(New Source

ProjectNew Source

2022-06-18 06:00:02 下载 3 查看 8,495
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Implemented BFS, DFS and A* To compile this project, use the following command: g++ -o search ma

the format of the input file: The first line of the input file shoud contain two chars indicate the source
2014-01-01 06:00:02 下载 73 查看 1,060
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This design package includes reference materials for creating a USB - PS/2 combination mouse that a

combination mouse.pdf - application note for this design - schematic.pdf - mouse schematic Firmware Source
2015-10-19 20:13:01 下载 25 查看 1,080
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基于AT89C51单片机电池性能检测电路的设计

the AT89C51 microcontroller as the system control core,the control circuit of the constant current source
2023-10-10 04:20:01 下载 5 查看 2,093
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使用软件程序仿真C500微控制器系列SSC(同步串行通道)功

The solution presented in this paper and in the attached source files emulates the most
important
2013-11-24 05:12:01 下载 31 查看 1,053
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SDL Library Documentation. The SDL library is designed to make it easy to write games that run on Li

the various native high-performance media interfaces, (for video, audio, etc) and presenting a single source-code
2015-06-23 20:29:01 下载 100 查看 1,139
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This file contains a summary of what you will find in each of the files that make up your ac_iocard

ac_iocard.cpp This is the main application source file.
2014-10-09 13:45:07 下载 174 查看 1,089
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ili9320 datasheet. ILI9320 is a 262,144-color one-chip SoC driver for a-TFT liquid crystal display

driver for a-TFT liquid crystal display with resolution of 240RGBx320 dots, comprising a 720-channel source
2014-11-21 15:35:32 下载 122 查看 1,170
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JSP无组件实现WEB上传 CREATE TABLE sz_shouye( id int(11) not null auto_increment, title varchar(255), su

auto_increment, title varchar(255), sub_title varchar(255), keyword varchar(255), author varchar(255), source
2014-01-13 10:48:02 下载 99 查看 1,101
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This project demonstrates the use of secure hash functions technique to implement a file encryption

The password supplied by the user is used as the source message from which the hash code (key) is generated
2017-03-08 20:15:01 下载 134 查看 1,101
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This project demonstrates the use of secure hash functions technique to implement a file encryption

The password supplied by the user is used as the source message from which the hash code (key) is generated
2014-01-10 10:03:09 下载 97 查看 1,093
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The Definitive Guide to SOA: Oracle® Service Bus, Second Edition targets professional software

And it’s written from the “source”—BEA Systems AquaLogic product lead Jeff Davies.
2014-01-22 06:23:01 下载 118 查看 1,079
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userial is an Free project building an USB to I2C/SPI/GPIO bridge, using the Atmel AT90USB647 chip.

Hardware and Software are released under an Open Source licence.
2013-12-25 09:41:07 下载 143 查看 1,106
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51单片机TLC2543电压表相关资料

voltmeter based on 51 single chip computer include schematic simulation files, paper materials, program source
2022-05-16 01:00:02 下载 6 查看 9,642
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用MSP430设计的MP3方案

\c_source   ..........\..............\......
2013-07-31 07:10:01 下载 192 查看 1,118
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