mastering embedded linux programming pdf

Transferred from: http://zyg0227.blog.51cto.com/1043164/2719541. The Linux kernel has video for Linux abbreviation v4l. V4L is the basis of Linux image system and embedded image, is a set of APIs supporting image equipment in Linux kernel, with appropriate video capture card

bashrc file. The added items are the same as those above. You also need to log out and log on again to take effect. (3) I use the third method. Open/etc/environment and add:/usr/local/arm-2009q1/bin/entries in the last item to separate them, or log off and log on again. Test it. Enter the arm-and tab key in the terminal. If the key can be supplemented, it will be OK. After the compiler is installed, the next step should be the library environment of the target machine. Because the final driver

embedded Linux system Programming (v)--directory file functions directories in Linux are also files, and directory manipulation functions are standard IO library functions. The main functions are as follows:#include #include DIR *opendir (const char *name);DIR *fdopendir (int fd);Successfully returns a pointer to the d

Find a very detailed Linux shell script tutorial, in fact, not only the shell script programming, but also introduced the system of various commandsHttp://vdisk.weibo.com/s/yVBlEojGMQMpvThis book is divided into five parts, in detail the shell programming skills, a variety of UNIX commands and syntax, but also related to UNIX under the word processing and a small

Embedded Linux C language programming environment has four parts1. Compiler VIBasic model of 1.1 VI1.1.1 Command modeEnter commands in this mode to control the movement of the screen cursor, delete characters, words or lines, and move the copied paragraphs.1.1.2 Insert ModePress "ESC" key to return to command line mode. Press the letter "I" key into the insert mo

/*com_writer.c*/#include "uart_api.h"int main (void){int FD;Char Buff[buffer_size];if ((Fd=open_port (Host_com_port)) {Perror ("Open serial error");return 1;}if (Set_com_config (fd,115200,8, ' N ', 1) {Perror ("Set_com_config error");return 1;}Do{printf ("Input Some words (enter ' quit ' to exit):");memset (buff,0,buffer_size);if (fgets (Buff,buffer_size,stdin) ==null){Perror ("fgets");Break}Write (Fd,buff,strlen (buff));}while (strncmp (Buff, "quit", 4));Close (FD);return 0;}/*com_reader.c*/#in

ARM Architecture and programmingThis article records some of the books that read "ARM architecture and programming".Personally, when learning arm system, do not need to memorize, as long as some key to the general memory, such as ARM Register (General Register, PC, LR, SP, CPSR, SPSR), ARM interrupt processing system, commonly used arm assembly instructions.This article is basically from the book, are some of the key knowledge, need we often go to rev

I haven't written an article for a long time. I 've been busy recently, and I 've got my papers and internships ...... A bunch of things, nonsense, go straight to the topic Today, let's talk about one thing we have recently done. Setting up a Web server in Freescale imx27 is actually a simple B/S architecture. First of all, since it is a web server, there must be a server. On an Embedded Board, it is impossible to rack a server as large as Apache, e

Embedded Linux multi-process programmingThe main program displays a text menu that provides the following services, requiring each service to be provided by generating child processes.Services include: Calendar information display, date information display, Judgment Leap year service, file copy function, digital sorting function, Exit function.Code and documentation (with flowchart): http://download.csdn.ne