I do the network card driver, the main content is to design and improve the rate adjustment algorithm, With the new standard of 802.11 protocol cluster more and more, the rate is more and more high, modulation coding method is also more and more, generally speaking, the higher the rate is more likely to drop packets, the lower the rate is more stable, this is the overall situation, but not necessarily the law, so, only with a fixed rate to send is obv
Ubuntu version: Ubuntu Server 10.10In the morning of 2016-03-26, the CPU fan of a server computer was not turned on and the power was burnt out (damp reason) ...In 2016-03-28 intends to fix him, so and another colleague, the former colleague's computer, to do server, but only one of the idle, replaced the hard disk, changed the memory. Plug in the network cable, the network cable light is not bright, because the NIC is bad, to pay to buy a separate network card, but do not want to spend money to
Solution to NIC Driver problems of Atheros AR8161/AR8162 in CentOS 6.4
This is a terrible problem, so I will write this article only for later users.
CentOS 6.4 is installed on the physical machine and Win7 to form a dual system, but CentOS has been unable to connect to the network, a closer look to find that the network cable interface is not bright. The NIC driver
1. PrefaceFind a wireless network card for mercury mw150u, which can be automatically identified under Ubuntu 11.10, but it will not be recognized if it is changed to 10.04. Think about it as if the driver is not installed properly.I found and TP-link TL-WN721N, TL-WN722N, fast fw150u, are using the chip of atheros ar9271.Root @ Ubuntu :~ # Uname-Linux Ubuntu 2.6.32-33-generic # 70-ubuntu SMP Thu Jul 7 21:0
Be abused by this problem, only for the later not to be abused, so write this article.CentOS 6.4 installed on the physical machine and Win7 to form a dual system, but CentOS has been unable to network, a careful look only to find that the network cable interface is not lit at all. Because the NIC driver does not exist! Your execution of the ifconfig command also shows no eth0!The next Driver wizard in Windo
Atheros has been acquired by Qualcomm and its original homepage is unavailable. The new homepage is http://www.qca.qualcomm.com/, and no matching driver is found.Download a BBS driver in China, which is applicable to the 813x series. The installation method is extremely simple:Sudo tar-xvf atheros-ar813x-linux.tarCD sr
transmitted by WiFi, we need to initialize to batch URB, corresponding operation function is usb_fill_bulk_urb ();(4) Submit the URB to the USB core;(5) After the successful submission, the completion function of URB will be called by the USB core.Now we step through the process of detailed analysis, so-called creation and allocation, is essentially the allocation of memory. As a Linux driver development p
This article describes how to port the Realek RTL8723A Linux Wifi driver in Linux 3.10.
Prerequisites
Hardware Platform: Atmel SAMA5
Software Platform: Linux 3.10 + Android 4.4
Wifi module: RTL8723AU (USB Interface)
Realtek RTL8723A Wi-Fi Software Driver for Linux and Android
Rtl8723a_wifi_linux_v4.1.6_7336.201301
Transplantation of USB Wifi module RT3070 driver and wifirt3070 driver on the tianembedded E9 Platform
Due to project work requirements, point-to-point and multi-point transmission of wifi must be implemented on the embedded E9 platform.
Wifi module chip: Reiling 3070 Chip
E
iwl4965 and iwl3945-atheros Corporation 5xxx chipset-Broadcom (Broadcom) 43xx-ralink (rayling) rt2x00 • Linux supports most of the drivers on the market • Each WiFi card is driven by firmware, in addition, the firmware corresponding to the same card working on different interfaces is different • Note: Many firmware are expensive • firmware is downloaded to the wireless card through its
Currently, the SourceForge website provides the sdiostack patch for Linux 2.6.18 kernel. With this patch, you can compile the driver for the atheros sdio WiFi V1.0 module. First, select the working directory (for example, the current user's personal directory/home /~), All subsequent operations are performed in this directory. The following uses the Samsung S3
Preparation Tools
1. Operating system: windows8.1 Professional Edition
2. Driver: Millet Portable WiFi Beta driver update
Millet Portable WiFi win8.1 driver installation
The first time to download a good millet portable WiFi
Millet Portable WiFi is a lot of users will choose WiFi soft, you can send the computer network into WiFi signal, so that mobile phones, tablets and other platform devices to share signals. However, recently, some netizens said that the download of the Millet portable WiFi driver
platforms, I haven't looked at the intermediate process yet. The concern is how wpa_supplicant sends the command to the DRIVER after receiving the upper-layer command, the parsing action of the DRIVER after receiving the command, the process of calling the DRIVER function, and the details of the DRIVER's register control. Because the code should be kept confiden
(core revision 15)[ 11.579806] Registered led device: b43-phy0::tx[ 11.579825] Registered led device: b43-phy0::rx[ 11.579841] Registered led device: b43-phy0::radio[ 19.584232] b43 ssb0:0: firmware: requesting b43/ucode15.fw[ 20.181918] b43 ssb0:0: firmware: requesting b43/lp0initvals15.fw[ 20.191591] b43 ssb0:0: firmware: requesting b43/lp0bsinitvals15.fw[ 20.329278] b43-phy0: Loading firmware version 410.2160 (2007-05-26 15:32:
It can be seen that b43 is working normally and c
Centos7 wifi driver Configuration
When I use centos, I have never tried to use wifi, and they are all wired. Today, I installed centos7 on my laptop and found that there was no wifi at all.After a query, the conclusion is: I have no default support for this Nic. I need to download the corresponding source code and comp
(){Mwifienabler = new wifienabler (This,(Wifimanager) getsystemservice (wifi_service ),(Checkboxpreference) findpreference (key_toggle_wifi ));When the user presses the WiFi button, Android will call the onpreferencechange of wifienabler, and then the wifienablerCall the setwifienabled interface function of wifimanager. Through aidl, wifiservice actually callsSetwifienabled function, wifiservice then sends a message_enable_wifi message to itself, inT
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