Search - PWM sound

[Other resource] 1111103

Description: 8051单片机控制外部设备，读取外部设备状态，外部中断的应用，中断的深入理解，变量和标记的灵活应用，定时器的灵活应用，可编程自动控制的方法，按键控制设备动作的方法，PWM 输出的设计，存储器的读写，延时报警器的设计，各种报警音的设计，音乐播放的设计，程序模块化的设计等等知识。-8051 to control external equipment, reading the state of the external equipment, external interrupt the application interruption in-depth understanding of the variables and markers flexible application of the flexible application of the timer, programmable control methods Press the movement and control equipment, the design of PWM output, memory, reading, writing, the alarm delay the design, various alarm sound design, music and broadcast design, programming, etc. Modular design knowledge.
Platform: | Size: 18689 | Author: awerwe | Hits:

[SCM] 1111103

Description: 8051单片机控制外部设备，读取外部设备状态，外部中断的应用，中断的深入理解，变量和标记的灵活应用，定时器的灵活应用，可编程自动控制的方法，按键控制设备动作的方法，PWM 输出的设计，存储器的读写，延时报警器的设计，各种报警音的设计，音乐播放的设计，程序模块化的设计等等知识。-8051 to control external equipment, reading the state of the external equipment, external interrupt the application interruption in-depth understanding of the variables and markers flexible application of the flexible application of the timer, programmable control methods Press the movement and control equipment, the design of PWM output, memory, reading, writing, the alarm delay the design, various alarm sound design, music and broadcast design, programming, etc. Modular design knowledge.
Platform: | Size: 18432 | Author: awerwe | Hits:

[SCM] ICCAVR_sound

Description: 应用AVR mega128单片机强大的ADC+PWM功能和运算速度，加上简单的运放电路，可以完整的玩一玩声音采样和播放的原理。-Application of single-chip AVR mega128 powerful ADC+ PWM functionality and speed of operation, together with a simple op amp circuit, you can play the full sound of the principle of sampling and playback.
Platform: | Size: 141312 | Author: adam liu | Hits:

[SCM] MT8880Code

Description: DTMF双向收／发集成电路MT8880专门为双音频信号的收、发而设计，它既能产生发送双音频信号，又能对双音频信号进行接收译码，还能判断各种信号音(拨号音、回铃音、忙音)。以上就是它的应用电路和程序-Two-way DTMF collection/fat MT8880 IC specifically for the dual audio signals received, the design, it could have sent dual audio signal, while the dual audio signal decoding receiver, but also to judge the sound signal (dial tone , ring back tone, busy tone). Above is its application circuit and procedures
Platform: | Size: 54272 | Author: 徐徐 | Hits:

[SCM] traxmod-0.6.8-efsl-0.2.7

Description: 这是一个使用 lpc2103 做的语音播放器,特别之处在于采用了pwm将16位数字信号转换为模拟信号,可以达到CD的播放音质,带全部源码.-This is a voice so use LPC2103 player, so special is the use of the pwm will be 16-bit digital signal is converted to analog signals, can achieve the CD player sound quality, with full source code.
Platform: | Size: 692224 | Author: 越飞越高 | Hits:

[Graph Drawing] electron

Description: 电路图里面有许多实用电路图 51编程器电路图 51单片机LED点阵电子显示屏的设计电路图 89C51单片机号音自动播放器的设计单片机看门狗电路图单片机控制的带语音报数功能的抢答器-There are many practical circuit diagram circuit diagram circuit diagram 51 of programmer 51 Single-chip LED dot matrix display design of electronic circuit No. 89C51 single-chip audio jukebox design single-chip MCU watchdog circuit with Sound Answer a few features of the browser
Platform: | Size: 2532352 | Author: 菲菲 | Hits:

[SCM] pwm-wav-code

Description: 本代码是在arm-lpc2220上做的一个pwm播放wav声音的源代码。-This code is in the arm-lpc2220 on to do a pwm player wav sound source.
Platform: | Size: 2048 | Author: Sunway | Hits:

[SCM] WAV4_8

Description: 以AVRMEGA32播放SD卡中的WAV音乐，其中包括SD卡的驱动，FAT文件系统等，以PWM方式输出声音-SD card to play AVRMEGA32 of WAV music, including the SD card drive, FAT file system, so as to PWM output sound
Platform: | Size: 81920 | Author: 赵先生 | Hits:

[ARM-PowerPC-ColdFire-MIPS] PWM

Description: 简易的EASYARM1138蜂鸣器发声程序-Easy EASYARM1138 buzzer sound procedures for
Platform: | Size: 14336 | Author: 斌 | Hits:

[Other systems] SoundPlayerdsPIC

Description: This a simple program that uses a dsPIC30F3012 to reproduce a sound stored in a EEPROM using PWM signals.-This is a simple program that uses a dsPIC30F3012 to reproduce a sound stored in a EEPROM using PWM signals.
Platform: | Size: 40960 | Author: Ernesto Pareja | Hits:

[Embeded-SCM Develop] PWM_control_of_LED_brightness_simulation_program.r

Description: PWM控制LED的亮度仿真程序,使用KEil编辑，Proteus上仿真效果良好！-PWM control of LED brightness simulation program, using KEil editing, Proteus simulation effect on the sound!
Platform: | Size: 8192 | Author: hehe | Hits:

[SCM] C51xuexi

Description: 通过这30个教程，初学者可以学到：单片机控制外部设备，读取外部设备状态，外部中断的应用，中断的深入理解，变量和标记的灵活应用，定时器的灵活应用，可编程自动控制的方法，按键控制设备动作的方法，PWM输出的设计，存储器的读写，延时报警器的设计，各种报警音的设计，音乐播放的设计，程序模块化的设计等等知识-30 through this tutorial, beginners can learn: SCM control external devices, read the external equipment status, the application of external interrupts, interrupt the in-depth understanding, flexible application variables and markers, flexible application timers, programmable automatic control approach, key control equipment, method of action, PWM output design, memory read and write, delay alarm design, all kinds of alarm sound design, music player design, program design and the knowledge of the modular
Platform: | Size: 1272832 | Author: 胡金平 | Hits:

[Embeded-SCM Develop] PIC1702sl

Description: This code is in the arm-lpc2220 on to do a pwm player wav sound source.-This code is in the pic on to communicate with fm1702
Platform: | Size: 90112 | Author: yhs | Hits:

[SCM] music

Description: 利用ARM单片机时间定时和PWM，将音乐（隐形的翅膀。。。）通过0到4KHz的蜂鸣器频率发声，最原始的音乐播放功能，可以让大家学习下声音的原理-ARM MCU time to time and using PWM, the music (invisible wings...) Through 0 to 4KHz the buzzer frequency sound, best original music playback function, allowing them to learn under the principles of sound
Platform: | Size: 4461568 | Author: sad | Hits:

[SCM] playwave

Description: stm32利用PWM波播放WAV声音文件-stm32 use of PWM wave play WAV sound files
Platform: | Size: 1096704 | Author: wmk | Hits:

[SCM] music-program

Description: 1.用3、4个IO及R－2R电阻网络作3、4BitDAC 2.用PWM输出 3.用专用音乐旋律发生芯片 4.用硬波表的声卡或MIDI芯片 -1. With 3, 4 IO and R- 2R resistor network make 3, 4BitDAC 2. Using PWM output 3. Using the dedicated music melody happen chip 4. Watch with a stiff wave sound card or MIDI chip
Platform: | Size: 9216 | Author: 林春权 | Hits:

[SCM] PWM-LED

Description: LED （发光二极管）作为一种新型光源，具有高效节能、绿色环保、使用寿命长等其他光源无法比拟的优点，代表着未来照明技术的发展方向。本文设计了一种以AT89S51 单片机为核心的家用多功能白光LED 台灯系统，采用PT4115 大功率LED 恒流驱动方案，可实现对LED 台灯的PWM 多级调光控制；同时，系统兼有时间日历、温度检测、液晶显示、声光闹钟等多项功能。本文详细给出系统的硬件与软件设计过程。实验证明，该多功能LED 台灯稳定高效，功能丰富，能够满足家庭实际应用的要求。-LED (light emitting diode) as a novel light source, with high efficiency energy saving, environmental protection, long life and other sources can not match the advantages of lighting technology represents the future direction of development. This paper presents a AT89S51 microcontroller to function as the core of the home white LED lamp system, using high-power LED constant current driver programs PT4115, LED lamp can be realized multi-level PWM dimming control the same time, the system both time calendar, temperature measurement, liquid crystal display, sound and light alarm clock and many other features. This article details the hardware and software design process. Experiments show that the multi-function LED lamp stable and efficient, feature-rich, practical applications to meet the requirements of the family.
Platform: | Size: 417792 | Author: stephen king | Hits:

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