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Description: 1IC网友 做的硬盘MP3资料公开
该播放器使用了美国atmel公司出品的mp3播放器专用芯片at89c51snd1c.
本芯片特性如下：
1)MCS51内核，可以利用单片及开发软件Keil软件方便开发mp3播放器，无需特殊软件平台；
2)MPEG I/II-Layer 3 hardware decoder
.独立MP3 Decoder
.支持48,44.1,32,24,22.05,16khz取样频率
.支持软件31阶音量控制,高中低音均衡控制
.重低音效果
3)集成DAC部件，支持PCM,IIS格式；
4)64K字节片上代码存储空间（100K次擦写寿命）
5)4K字节boot flash memory,USB/UART下载代码
6)集成USB1.1 device部件
7)MMC卡接口
8)IDE/ATAPI接口（HDD/CD-ROM Interface)
9)2通道ADC,8Khz取样-1IC Netizen done disclosing information on the hard drive MP3 player that uses a ATMEL producer of the m p3 players ASIC at89c51snd1c. the chip features are as follows : 1) MCS51 kernel, and can use a single software Keil software development and facilitate the development of MP3 players, without special software platform; 2), MPEG I/II-Layer 3 hardware decoder. De independent MP3 coder. 48,44.1,32,24,22.05 support, ASF sampling frequency. support software volume control 31 bands, high school bass equalization control. bass results 3) DAC integrated components, support PCM, IIS format; 4) 64K-byte on-chip code storage space (100K erase life time) 5) 4K bytes boot Flash h memory, USB/UART download code 6) integrated USB 1.1 device components 7) MMC card interface 8) IDE/ATAPI interfac
Platform: |
Size: 1008640 |
Author: 史比 |
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Description: 1)MCS51内核，可以利用单片及开发软件Keil软件方便开发mp3播放器，无需特殊软件平台；
2)MPEG I/II-Layer 3 hardware decoder
.独立MP3 Decoder
.支持48,44.1,32,24,22.05,16khz取样频率
.支持软件31阶音量控制,高中低音均衡控制
.重低音效果
3)集成DAC部件，支持PCM,IIS格式；
4)64K字节片上代码存储空间（100K次擦写寿命）
5)4K字节boot flash memory,USB/UART下载代码
6)集成USB1.1 device部件
7)MMC卡接口
8)IDE/ATAPI接口（HDD/CD-ROM Interface)
9)2通道ADC,8Khz取样
.......................
关于该芯片的具体信息，可以访问www.atmel.com获取at89c51snd1c的datasheet.
这款MP3播放器以at89c51snd1c为核心，以硬盘为存储介质，液晶屏为双行显示，每行显示
7.5个汉字，这块液晶屏以ST7920作为主控制器，内部集成8129个汉字，液晶屏在这个播放器中
用来显示歌曲名称以及一些播放状态
支持FAT16，一个分区，不支持FAT32,
USB1.1,速度有点慢-a) MCS51 kernel, single-chip can be used to develop software Keil and facilitate the development of software MP3 players, without special software platform; 2), MPEG I/II-Layer 3 hardware decoder. De independent MP3 coder. 48,44.1,32,24,22.05 support, ASF sampling frequency. support software volume control 31 bands, high school bass equalization control. bass results 3) DAC integrated components, support PCM, IIS format; 4) 64K-byte on-chip code storage space (100K erase life time) 5) 4K bytes boot Flash h memory, USB/UART download code 6) integrated USB 1.1 device components 7) MMC card interface 8) IDE/ATAPI interface (HDD/CD-ROM Interface) 9) 2-channel ADC , clause 8 8Khz sampling of the chip-specific information access can visit www.atmel.com at89c51snd1c the datashe et. MP3 pl
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Size: 893952 |
Author: |
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Description: 支持FAT32，FAT16/12还未做。
支持USB下载文件功能，速度300KB/S左右(USB1.1)。
无录音功能。
7.5*2个汉字LCD显示功能，能显示歌曲名，路径名(滚动显示)
支持多个文件夹功能。
有前后选曲、暂停、软件音量、高、中、低音控制，重低音音效等功能。
无软关机功能，现在拔电源操作^_^。
软件还在完善中，有一些bug。-support FAT32, FAT16/12 not yet done. USB download capabilities, speed, 300KB/S around (USB 1.1). No recording. 7.5* 2 Chinese character LCD display that can show song, Path (Scrolling) support multiple folders. Before and after the selections are suspended, software, volume, high, middle and bass controls, bass audio capabilities. No soft shutdown, now pulling power operation ^ _ ^. The software is perfected, some bug.
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Size: 305152 |
Author: h |
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Description: ｍｃｕ： AT89C51SND1，播放指定文件，左右声道，低音控制。-mcu: AT89C51SND1, play the specified file, left and right channels, bass control.
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Size: 3072 |
Author: fy |
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Description: 增加了USB下载文件功能；汉字LCD显示功能；子文件夹功能等。并对软件做了一些修改。
现在情况如下：
支持FAT32，FAT16/12还未做。
支持USB下载文件功能，速度300KB/S左右(USB1.1)。
无录音功能。
7.5*2个汉字LCD显示功能，能显示歌曲名，路径名(滚动显示)
支持多个文件夹功能。
有前后选曲、暂停、软件音量、高、中、低音控制，重低音音效等功能。-An increase of USB download files function characters LCD display Subfolders functions. And the software to do some modifications. Now that the situation is as follows: support for FAT32, FAT16/12 not yet to do. Support for USB to download files function, the speed of 300KB/S around (USB1.1). No recording feature. 7.5* 2 characters LCD display showing the song name, path name (scroll display) functions support multiple folders. Have before and after the selections, suspended, software volume, high, middle and bass controls, heavy bass sound functions.
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Size: 305152 |
Author: 无舟 |
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Description: 本设计及能产生低音5至高音4，共十四音。其中包括PROTELL所绘的电路原理图及C程序代码。-The design and can produce 5 to treble bass 4, a total of 14 tone. Including PROTELL所绘circuit schematic diagram and the C program code.
Platform: |
Size: 54272 |
Author: 刘涛 |
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Description: 基于HC908GP32的电子琴程序，分低音调，正常，高音调。-Based on the electric piano HC908GP32 procedures, sub-bass tune, normal and high pitch.
Platform: |
Size: 33792 |
Author: liu |
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Description: 针对BD9436的音量控制程序，包含BASS的调节等。-BD9436 for the volume control program, including the adjustment of BASS.
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Size: 1024 |
Author: chen |
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Description: PT2313音调电路驱动程序，4声道，可控制音量，高音，低音，平衡-PT2313 tone circuit driver, 4-channel, can control the volume, treble, bass, balance
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Size: 5120 |
Author: 胡吕君 |
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Description: 51单片机硬盘MP3播放器 的原理图及源代码
增加了USB下载文件功能；
汉字LCD显示功能；子文件夹功能等。并对软件做了一些修改。并将硬件电路图画出来了。由于做得仓促，难免有不妥之处，请大家谅解，
欢迎指出错误。谢谢。
支持FAT32，FAT16/12还未做。
支持USB下载文件功能，速度300KB/S左右(USB1.1)。
7.5*2个汉字LCD显示功能，能显示歌曲名，路径名(滚动显示)
支持多个文件夹功能。
有前后选曲、暂停、软件音量、高、中、低音控制，重低音音效等功能。-51 single-chip hard disk MP3 player schematics and source code files to increase the USB download function character LCD display features such as sub-folders. And software to do some modifications. And drawing out the hardware circuit. Done hastily because inevitably something wrong with the U.S. understanding, please, please point out the error.谢谢. Supported FAT32, FAT16/12 not to do. Supporting USB download file functionality, speed 300KB/S around (USB1.1). 7.5* 2 character LCD display showing the song name, path name (scroll display) functions support multiple folders. Before and after the selection has to suspend, the software volume, high, middle and bass controls, heavy bass sound functions.
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Size: 306176 |
Author: shanghongwei |
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Description: 5800C Fm芯片资料和驱动代码
技术特点：
*国内首颗采用CMOS工艺的调频收音机芯片；
*驱动能力强，可直接驱动耳机及放大器；
*功耗低，比国外先进方案还低1mA；
*频率覆盖从76M-108M的各国调频波段；
*高度集成度，所需外围器件数为零；
*强大的LOW-IF数字音频结构；
*强大的数字信号处理技术（DSP）,实现自动频率控制和自动增益控制；
*数字自适应噪声抑制
接受灵敏度高、音质出色、立体声效果优异；
*支持重低音，可调式电台搜寻、柔软静音和混音等功能；
*只需一个32.768K晶振作为参考时钟；
*支持I2C和SPI数字接口，支持I2S音频接口，可以配合所有多媒体处理芯片；
*可调去加重（50／75 us) ；
*模拟和数字音量控制；
*线性模拟输出电压；
*两线和三线控制接口模式；
*封装面积： 4×4mm，24-pin QFN-5800C Fm chip code data and drive
Technical characteristics:
* Domestic first CMOS process using the FM radio chip
* Drive ability, and can directly drive headphones and amplifier
* Low power consumption, advanced program than lower 1mA
* Frequency coverage from 76M-108M FM band of countries
* A high degree of integration, necessary to zero the number of peripheral devices
* LOW-IF powerful digital audio structure
* A powerful digital signal processing technology (DSP), automatic frequency control and AGC
* Digital Adaptive Noise Reduction
Acceptance of high sensitivity, excellent sound quality, excellent stereo sound effects
* To support the heavy bass, adjustable radio search, soft mute and blend functions
* Only one 32.768K crystal as a reference clock
* Support for I2C and SPI digital interface to support I2S audio interface will be in line with all the multimedia processing chip
* Adjustable de-emphasis (50/75 us)
* Analog and digital volu
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Size: 1367040 |
Author: 文社 |
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Description: 包括电源开关判断程序，键盘扫描程序，左右声道，音量增减程序，左右声道低音增减程序-Determine the procedures, including power switch, keyboard scanner, left and right channels, the volume changes in procedures, changes in procedures or channel bass ~ ~
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Size: 48128 |
Author: 王华 |
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Description: 使用AT89S52单片机的电子琴程序，具有低音中音与高音变换功能，含全部KEIL工程。-The use of electric piano MCU AT89S52 procedures, with bass and treble tenor transform function works with all KEIL.
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Size: 15360 |
Author: 无语 |
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Description: BASS library for Windows CE
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Size: 350208 |
Author: beatliner |
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Description: 基于MTK平台I2C总线实现的矽恩电子音乐芯片SN4832的驱动代码.含一键重低音和一键静音的API。-I2C bus for MTK-based platform for electronic music of the SI-EN chip SN4832 ex driver code. With the API of a heavy bass keys and a key to mute .
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Size: 2048 |
Author: Nic |
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Description: 1，基于8051单片机
2，外接AUX In ，切换音源1，2，3
3，控制音量大小，高音，低音
4，其他系统寄存器的设置-1, based on 8051 2, external AUX In, switch audio 1,2,3 3, volume control, treble, bass 4, other system registers is set
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Size: 1024 |
Author: kevin zhang |
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Description: 硬盘MP3播放器 的原理图及源代码改进版
经过一段时间的使用,硬盘MP3播放器增加了USB下载文件功能；
汉字LCD显示功能；子文件夹功能等。硬件电路图。
现在情况如下：
支持USB下载文件功能，速度300KB/S左右
汉字LCD显示功能，能显示歌曲名，路径名(滚动显示)
支持多个文件夹功能。
有前后选曲、暂停、软件音量、高、中、低音控制，重低音音效等功能。
-HDD MP3 players, schematics and source code improved version after a period of use, hard disk MP3 player, USB download function added character LCD display sub-folder features. Hardware circuit diagram. Are as follows: Support USB download function, speed 300KB/S is about character LCD display showing the song name, path name (scroll display) functions support multiple folders. A before and after the selections, pause, software volume, high, medium, bass control, bass audio and other functions.
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Size: 558080 |
Author: 留言 |
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Description: Audio selection, Bass, Treble, Volume, Balance with LED display. Three Audio Inputs can be selected. The system also uses an encoder
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Size: 5120 |
Author: MIS |
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Description:
音高由三位数字组成：个位是表示 1~7 这七个音符 十位是表示音符所在的音区:1-低音，2-中音，3-高音 百位表示这个音符是否要升半音: 0-不升，1-升半音。音长最多由三位数字组成-Pitch by three numbers: a bit is that 1-7 of these seven notes ten is where the pitch is that note: 1- bass, 2- Alto, 3- Treble one hundred indicates that this note is to rise chromatic: 0- did not rise, 1- l semitone. Sound of up to three digits long
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Size: 58368 |
Author: |
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Description: Simple music player using BASS library.Worked under C++ Builder 6 , without errors.For testing and learning.
Platform: |
Size: 461824 |
Author: Grzesiek |
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