Source: Lithium Battery Protection Board basic knowledgeFirst, the origin of the protection plateLithium-ion batteries (rechargeable) need to be protected, it is determined by its own characteristics. As the material of the lithium battery itself determines that it can not be overcharge, over-discharge, over-current, short-circuit and ultra-high temperature charge and discharge, lithium battery components will always follow a delicate protection plate
The procedure is as follows:
1. Check whether the Board is registered within the time
2. Check whether the device is powered on
Is it in power on slot ?, Check whether null is displayed. If yes, all registered instances are powered on.
3. The system package of the backup Main Control Board is inconsistent with that of the main control board.
Display startup
The P
Tianyinxing technology company will launch the latest development board of cortex-a8 series in the National Day -- tq210v6 Embedded Development Board. the core board parameters of tq210v6 have been announced ahead of schedule. Now, we have released comprehensive baseboard parameters and ports to lay a solid foundation for Embedded fans and vendor R D.
As we all
BBB Board Eighth Lesson: building an Eclipse programming environmentRecently built a programming environment, feel very convenient, share to everyone. In addition to the BBB Board Remote Desktop directly write shell script or C program, through the Debain 7.5 system using the editing software also tried, write the program or transfer to the BBB board compile, any
Hardware Geek favorites: WiFi-enabled Arduino board2013-05-20 11:38 original Zong ren li 0 Reviews
Many hardware players have recently used the Arduino Development Board to do robots, wearable devices, but they are suffering from the Arduino Development Board generally does not support WiFi, can not wirelessly connect your Arduino to the Internet. Now an Arduino Y UN company announces its first built-in WiF
I. Porting Environment
MASTER: ubuntu
Development Board: friendly arm mini2440
Compiler: arm-linux-gcc-4.3.2
U-boot: u-boot-2009.03.tar.bz2
2. Migration stepsAt present, u-boot directly supports many CPUs. You can view some subdirectories of the board directory, such as the support for some samsung ARM processors under the board/samsung/directory, there are
Thanks for the hard work, we finally finished the NFS network.
First, the computer and the Development Board need to be connected to the router to form a LAN (I ignored this ...)
PC: Ubuntu 12.04
Development Board: Linux 2.6.32.2 click to view Ubuntu to burn Linux TO THE DEVELOPMENT BOARD
1st PC end
1. Install NFS
#Sudo apt-Get install nfs-kernel-server Portmap
2
The arm Development Board is essentially a small computer system. Therefore, you can compare the Learning Development Board with a PC computer.
A new computer needs to be installed with a system (pre-installed by the manufacturer or installed by yourself) before it can be used. In the same way, the Development Board must first burn the software before it can be
Objective:Recently in the use of OK6410 Development Board running Linux system, often on the terminal to knock some instructions, but the Development Board screen is too small to use it very inconvenient, so the use of a terminal can run in the software on Windows is connected to the Development Board and operates the Development
NFS file system of Linux virtual machine on the Development Board
Http://apps.hi.baidu.com/share/detail/48189956
Today, I did an experiment on embedded applications.
How can I run cross-compiled applications on your host on an embedded system?
Here I chose to mount the NFS file system over a network.
My lab environment:
The host machine is a virtual machine centos5.4
The target machine is Linux on mini2440.
Here I use a crossover network cable to conn
Image signal Processing Board of dual Tms320c6678+xilinx FPGA K7 xc7k420t based on 6U VPX
The integrated image processing hardware platform includes 2 blocks of image signal Processing Board, 1 blocks of video processing board, 1 blocks of main control Board, 1 blocks of power Plate, and 1 blocks of VPX ba
1. First install the TFTP server in Linux, see the previous article reproduced in the log. It's basically no problem.2. Linux Internet use Bridge, set Windows,linux, the IP of the Development Board is 192.168.1.X1,192.168.1.X2,192.168.1.X3 respectively. This is important! Must be bridged! The original because in school with IPv6 net plus Bras,ip is automatically obtained, so before Linux Internet use is NAT, instead of bridging, is not know the IP of
= ' mysql:host= '. Db_host. '; '. ' Dbname= '.db_name;$pdo=NewPDO ($dsn, Db_user,Db_password);$sql= "SELECT * from-ly ORDER by ID DESC";$pdo->query (' Set names UTF8 ');$query=$pdo->query ($sql); while($row=$query-Fetch ()) { $html= "$row[@username]. " $row[@email]. " $row[@content]. " $row[@Date]." ; Echo $html;}?>Now the main function of the message board has been realized, you can test this message board
*************************************** Reprint Please specify the Source: Http://blog.csdn.net/lttree ********************************************Subordinate to recursion and divisionBoard coverage issuesProblem Description: In a chessboard of 2^kx2^k squares, if a square is different from other squares, it is a special square and is called a special chessboard. In the board coverage problem, the four ' l ' type dominoes shown cover all squares in a
A calendar board control is required in the project to display events, so I think of a rough version of the calendar board that was written a year ago on the app project, and then think about it later.So I encapsulated a bit, can meet the basic requirements, if there is a need for more functions can also modify the source code, the source is not compressed and not garbled and commented.The package is the ba
1. Install Eclipse plugin: Zylin Embedded CDTGo to Help menu-> Software Updates-> Available Software Add SiteInput HTTP://OPENSOURCE.ZYLIN.COM/ZYLINCDTInstall
2, on the target board running GdbserverGdbserver 192.168.4.244:2345 fooWhere 192.168.4.244 is the remote host's ip,2345 is the port used by the target board. Foo is the executable file to debug.You can debug a program in an NFS partition directly by
Board problem
Time Limit: 1000MS
Memory Limit: 10000K
Total submissions: 59850
accepted: 28687
Description a chess board in a given shape (the shape may be irregular), with no distinction between the pieces. When required to put any two pieces can not be placed in the chessboard of the same row or the same column, please programmatically solve for the give
This period of carbonated drinks will, Ford introduced us a design tool: Story board.
Story board, originated from the advertising industry. In film and television, the role of the storyboard is to arrange the important scenes in the plot. They are equivalent to a visual script. The storyboard shows the relationship between the lenses and how they are concatenated to give the audience a complete experience
STM32F103XX CORTEX-M3 series of chips containing three-way SPI channel, Red Bull Development Board used two roads, SPI1 connection at45db161b model SPI flash,spi2 connection ADS7843 touch screen signal processing chip, SPI3 is best not to use, Because there is a conflict with the JTAG pin, there will be problems in debugging. The em-stm3210e Development Board, which does not contain a touch screen, uses onl
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