Fault symptom:Lenovo smart plug-in board FAQ.Solution:1. Is there a limit on the electrical appliances connected to Lenovo smart plug-in boards?Lenovo smart plug-in board can be connected to devices with a maximum of 8A current, and the power is about 2000 W. Exceeding this power may cause Lenovo overload protector to pop up. The resistance load (such as electric cooker, electric heater, electric oven, elec
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
Core Board requirementsKernel: arm Cortex-A8Clock speed: 1 GHzSupport for Neon commandsSupport MPEG-4/MPEG2, H.264/h263, VC-1, DivX video codec 1080p @ 30fpsSupports 2D image acceleration with a maximum resolution of 8000x8000Supports 3D graphics acceleration (Power VR sgx540), OpenGL-1.1 2.0, openvg1.0Supports SD/MMC/sdio interface memory cards, up to 32 GBSupports JPEG hardware encoding/decoding, with a maximum resolution of 8192x8192.• Memory: 4 G
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
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
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
The development Board is used for driver testing, debugging. Perform hardware simulation, debugging and testing.The difference between different development boards is mainly in the way of burning embedded system5.2 Installing the Serial debugging tool: MinicomOK6410 Development Board can display the debug information of Linux driver output via serial communicationMinicom is to let PC and serial device commu
The recent product line research and development system formally review Board this excellent web-based code review open Source tool into the development process, as the product line within the project team for code review of the auxiliary tools. My attention to review board for nearly two years has not been wasted, but there is a fairly good result. But the formal use of review
Phpaccess message board program. The phpaccess message board program is not a message board program of php and mysql, but a simple and practical phpaccess message board program. it uses adodb to connect to the access database. Php access message board program for php and mys
Development Board Platform Brief IntroductionCore boardThe Exynos4412 is available in two packages, in which the POP -encapsulated chip contains 1GB of memory, so no external DDR is required.Can greatly save PCB area, power control is also better, more used in handheld devices; the SCP package has the advantage of memory expansionMore flexible, production processes are relatively easier to control.the input voltage range of the power chip s5m8767 is 3
I. Overview
Next, we will focus on the electrical properties of printed boards. Based on the process requirements, we will talk about the basic essentials of Multilayer Board design from the perspective of the stability and reliability of printed boards.
Ii. Necessary work before Design of printed boards1. carefully check the schematic diagram: the design of any printed board is inseparable from the schema
// Little Bishops (the image on the board) // PC/Ultraviolet IDs: 110801/861, popularity: C, success rate: high level: 2 // verdict: accepted // submission date: 2011-06-19 // ultraviolet A run time: 0.024 S /// copyright (c) 2011, Qiu. Metaphysis # Yeah dot net // how many pictures can be placed on the N * n board without conflict with each other? This is my consideration, because the elephant eats the chi
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