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ALSA, i.e. advanced Linux Sound architecture. It is a good sound card driver, can drive most of the sound card, but also support multiple audio streaming, support multiple sound card an

First, analyze the driver, modify the code according to the Development BoardCode is too long, it is not affixed, a few points to note:1, view Development Board schematic diagram and s3c2410 datasheet,uda1341 l3mode, L3data, L3clock respectively and s3c2410 GPB2, GPB3, GPB4 connected, IISLRCK=GPE0, iissclk= GPE1, Cdclk=gpe2,iissdi=gpe3, Iissdo=gpe4, part of the code is as follows:2, two important structures: audio_buf_t and audio_stream_t, wherein audio_stream_t a ring buffer for audio stream da

When we hear the word sound card, we can think of some sound equipment, such as: Listen to music, watching video, all need to have a sound card support, then the computer sound card in

How does the sound card driver install? How to reinstall the sound card driver? For many novice is a problem, sometimes, installed a software or driver, damaged the sound card itself driver, by reloading the

Before introducing the article, let's introduce the Board integrated sound card, we know, the sound card is our w764 flagship system download computer can sound a key driver, is also our Win7 flagship computer essential equipment, and integrated

Driver Wizard install sound card driver The first step: Open Device Manager, check the sound, video and game controller, there is no yellow exclamation mark. Open method: Right-click My computer → properties → hardware → device Manager. The second step: if there is a yellow exclamation mark, you have a problem with the

Http://wiki.ubuntu.org.cn/problem solving solution: software_mixing A much better way of getting ESD to work with non-ESD-aware apps is to make ALSA use its software mixer.Enable ALSA to use its own software mixer to work together with applications that are not recognized by ESD. $ Sudo/etc/init. d/ALSA-utils stop $ sudo gedit/var/lib/ALSA/asound. State(Add the following text verbatim to the start of this file) $ Sudo/etc/init. d/ALSA-utils start# This text shoshould be added to the beginning #/

The first step, you can do a simple check. For example, audio power, wiring is normal, chassis front or rear interface is normal. If everything is OK, you can proceed to the next step. In the second step, open Device Manager and view the sound, video, and game controllers directory. Typically, you will find that the device is not displaying properly. As shown below, Realtek high Definition audio Normal, but the ATI HDMI Audio column is marked with a

Viewing the system version~$ uname-aLinux laptop 2.6.27-7-generic #1 SMP Tue Nov 4 19:33: -UTC i686 Gnu/linuxView sound card driver modules in Model AC97~$ Modprobe-l | grep ac97/lib/modules/2.6.27-7-generic/kernel/sound/pci/ac97/snd-ac97-codec.ko/lib/modules/2.6.27-7-generic/kernel/sound/ac97_bus.koView the

Virtualbox keyboard is invalid, USB device problems, seamless mode problems, sound card exclusive issue Strategy 1, invalid keyboard: Install scim-bridge-client-qt and log on again. 2. Seamless mode Dislocation: set the value to 16 bits in vbox to OK. in seamless mode, at least one Windows window must be retained. 3. Windows cannot share the net use x: // svrbox/$ your_1__dir with Linux Through Network fold

Integrated sound cards are generally full-duplex sound, the recording part of the chance of individual damage is very small. You can try to resolve it by following these steps. 1. Right-click My Computer on the desktop, select Properties, and open System properties. 2. In System properties, in the Hardware tab, click Device Manager. 3. Expand the sound, video

: "Computer startup without sound, reload sound card driver and operating system is not good." Trouble shooting: Turn on the computer, can smoothly into the WinXP, but there is no sound. The lower right corner of the desktop taskbar also does not have a small horn icon, in the "My Computer" on the right button, into t

Article Title: solves the problem of IntelHDAudioController sound card. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. Currently, the sound card of the bottom-end laptop Based on I

Check to see if the sound card is installed uses mmsystem; ... function Soundkarte:Boolean; begin Result := WaveOutGetNumDevs >0; end; Detect sound card exists If you're doing some sort of multimedia player program, in order to improve the fault tolerance of the system, we must use some detection system functions, w

(1) sound card's own anti-interference ability is poor. Some of the sound card because of the work and the material is relatively poor, so susceptible to other equipment electromagnetic interference, which is the quality of the sound card, ordinary users can do is to make th

firstThe main device that provides BCLK and Lrck clocks.1, in the left alignment mode, the MSB can be in the bclk of the first rising edge of the following LRCLK transition.2. In right-justified mode, the LSB can transition before the last rising edge of the BCLK LRCLK.3. In i2s mode, the MSB can transition from the second rising edge of the BCLK following the lrclk of a transition.4, some sound cards also support the DSP format, the format is not pa

1. First download the latest version of "drive life" and then enable it. Then, scan the driver life. The driver will be scanned, and the driver will be uninstalled on the right, after uninstallation, click "Restart Now.2. After the computer is restarted, the sound card driver is automatically installed on the computer as follows.Automatic computer may not be good. We can use the "drive L

, this part by machine itself platform drive and platform equipment (please distinguish with the above platform Drive), platform DriveThe kernel has been completed, so there is no need to care too much about how to alsa with the top of the problem, we only need to register a machine platformEquipment and complete platform and codec coupling.1. ALSA Equipment File StructureControlC0 for sound card control, s

Question: The notebook can install a stand-alone sound card, my notebook's sound card is not very good, I would like to add a stand-alone sound card does not know if it will improve the sound