imx7 development board

file system/dev/will have the name after registering the device. FoPs is a series of file operation functions, what open, read, write, ioctl and so on, a lot, and the same as the character device. So, next, let's look at an example, here I omit my makefile and kcofig, can refer to the previous article, easy to implement. implement a simple Misc device driver (written on the TINY4412 Development Board)cdev_

Development Board Model:s5pv210PC system: win7Super Terminal tool: XshellXshell Install package download please click here.Development Board serial Connection diagram:If you are using a desktop computer, the other end of the serial port is connected to the rear interface of the desktop.If you are using a notebook, now many notebooks are not with the serial port,

Brief Introduction LED lamp cost is very low, easy to operate, in the embedded product is indispensable, can be used as debugging logo, status indicator, etc., advanced usage can also as a breathing lamp to further enhance its aesthetic nature. This chapter describes only control LED lights, tiny4412 Development Board has four LED lights on the core board for us

This article is the continuation of the previous article, in this article I built a TFTP server on Ubuntu, implemented on the MT7688 Development Board to upload and download Ubuntu files, which for the subsequent development of the program to provide convenience.First, install the TFTP server: Install TFTP-HPA and TFTPD-HPA software1.1 Installation of the first s

has a manual page, and some libraries (such as the system's libc) are too large, so individual functions or a set of related functions have separate documents.Man4Special files, such as devices and drivers.Man5File format. UNIX uses a text configuration file almost entirely to customize the operation of the system. There are a number of configuration files, including a list of network services (/etc/services) and a list of available shells (/etc/shells), and so on.Man6Games and screen saver pro

I believe that everyone who wants to engage in embedded development will have a dream of becoming a master in this field, a master in Linux driver development, or a high level of kernel development. I always believe that as long as there is a dream in my heart and hard work and sweat, everyone can reach what they want. However, this road is very tortuous and rugg

16-bit 320*240 bitmap size of 150K bytes, and for the em-stm3210e Development Board, the RAM only 128K, far enough to display a complete bitmap, Red Bull's Development Board even if there is 256K of RAM, but the plane to heap, stack and tinyclr itself, the rest is not much. , so a full-screen bitmap must be displayed i

-7.5. Tar . BZ2$CD gdb-7.5/$. --program-prefix=arm-linux- $ sudo Make InstallSubsequent calls to the debugger can be done directly from the command line arm-linux-gdb;1.3 Download and use Linux version JlinkYou can use the serial number on the jlink to download the URL as follows:Http://www.segger.com/cms/jlink-software.htmlhttp://www.segger.com/cms/jlink-software.html?step=2file=JLinkLinux_450iAfter decompression, connect the development

Build an embedded development environment for S5PV210 Development Board in Ubuntu The development board used in this tutorial is the GEC210 Development Board, core

The development board used in this tutorial is the GEC210 Development Board, core board resource Overview: CPU: S5PV210, SDRAM: 512 MB, Flash: 8 MB, NandFlash: 256 MB. The environment set up in this tutorial can be used for uboot porting and Linux porting, and kernel driver

The. Net Micro Framework Official graphics library is WPF, because the current St CORTEX-M3 Development Board RAM is too small, the largest 512K (commonly 128K or 256k), and CORTEX-M3 CPU frequency is not too high, Running the WPF graphics frame is too heavy, so here I have a lightweight graphics library Tinygui (in addition, I also launched a WinForm framework that is compatible with the. Net framework and

accordance with AAC compression, and then write to the MP4 file, Because before this experience, so the earliest use of wince default WMV9 soft code, the result of less than 10 seconds compressed, the machine died. At first thought it was their own code did not write correctly, many attempts, basically toss for a week, and finally found that the machine memory continues to fall until all eat, Then came the clear: on the small machine, the use of soft coded compressed audio and video data, basic