LinuxÏ´®¿Ú±à³ÌÖ®¶þ£º¶Á´®¿ÚºÍд´®¿Ú
1£¬´ò¿ª´®¿Ú
/**´ò¿ª´®¿Ú£¬dev ´®¿ÚÉ豸Ãû£¬ mode ´ò¿ª·½Ê½£¬**/
int opendev(char *dev,mode_t mode)
{
int fd;
fd = open(dev, mode);
if (-1 == fd){
perror("Can't Open Serial Port");
return -1;
}
else{
fcntl(fd, F_SETFL, FNDELAY);
return fd;
}
}
2£¬Ð´´®¿Ú
#define FALSE -1
#define TRUE 0
#define NET_PORT 19988
#define MAX_BUF_SIZE 4096
struct net2net_buf{
int len;
char buf[MAX_BUF_SIZE];
};
#define RSDEV_NAME "/dev/ttyS1"
int main(void)
{
int rsfd = 0;
int nwrite;
char input_buf[64];
rsfd = opendev(RSDEV_NAME,O_RDWR | O_NOCTTY |
Ïà¹ØÎĵµ£º
ǶÈëʽϵͳÓëͨÓÃPC»ú²»Í¬£¬Ò»°ãûÓÐÓ²ÅÌÕâÑùµÄ´æ´¢É豸¶øÊÇʹÓÃFlashÉÁ´æÐ¾Æ¬¡¢Ð¡ÐÍÉÁ´æ¿¨µÈרΪǶÈëʽϵͳÉè¼ÆµÄ´æ´¢×°Ö㬱¾ÎÄ·ÖÎöÁËǶÈëʽϵͳÖг£ÓõĴ洢É豸¼°Æä¹ÜÀí»úÖÆ£¬½éÉÜÁ˳£ÓõĻùÓÚFLASHµÄÎļþϵͳÀàÐÍ¡£
1£®Ç¶Èëʽϵͳ´æ´¢É豸¼°Æä¹ÜÀí»úÖÆ·ÖÎö
¡¡¡¡¹¹½¨ÊÊÓÃÓÚǶÈëʽϵͳµÄLi ......
1¡¢LINUXÏÂTTY¡¢CONSOLE¡¢´®¿ÚÖ®¼äÊÇÔõÑùµÄ²ã´Î¹ØÏµ£¿¾ßÌåµÄº¯Êý½Ó¿ÚÊÇÔõÑùµÄ£¿´®¿ÚÊÇÈçºÎ±»µ÷Óõģ¿
ttyºÍconsoleÕâЩ¸ÅÄîÖ÷ÒªÊÇһЩÐéÄâÉ豸µÄ¸ÅÄ¶ø´®¿Ú¸ü¶àµÄÊÇÖ¸Ò»¸öÕæÕýµÄÉ豸Çý¶¯¡£Ttyʵ¼ÊÊÇÒ»ÀàÖÕ¶ËI/OÉ豸µÄ³éÏó£¬Ëüʵ¼ÊÉϸü¶àµÄÊÇÒ»¸ö¹ÜÀíµÄ¸ÅÄĿµÄÊÇÏòÉϲãµÄVFSÌṩ ......
< type="text/javascript"><!--
google_ad_client = "pub-3936520987820628";
//250x250, ´´½¨ÓÚ 07-12-28
google_ad_slot = "5080959190";
google_ad_width = 250;
google_ad_height = 250;
//-->
< src="http://pagead2.googlesyndication.com/pagead/show_ads.js" type="text/javasc ......
ÔÚlinuxÏÂͨ¹ýsvn¸üÐÂÁËÒ»¸öphpÎļþ£¬Ä¿µÄÊÇÏëͨ¹ýÖ´ÐÐÕâ¸öÎļþÀ´¶ÁÊý¾Ý²åÈëµ½Êý¾Ý¿â¡£ÔÚÆäÖеļ¸Ì¨Ö´ÐÐûÓÐÎÊÌ⣬ÆäÖÐһ̨¾Í·¢ÏÖÁËCould not open input fileÕâ¸ö´íÎ󣬺óÀ´²éÕÒ×ÊÁϲŷ¢ÏÖÔÀ´ÊÇÎļþ¸ñʽµÄÎÊÌ⣬³ö´íʱÎļþ¸ñʽÊÇdos£¬¿ÉÒÔÔÚviÖÐÓÃ:set ffÀ´²é¿´£¬Èç¹ûÊÇdos¸ñʽ£¬ÄÇôÔòÓÃ:set ff=unixÀ´ÉèÖÃеĸñʽ£¬ÕâÑ ......
³É¹¦ÊµÏÖLinuxÏÂpppdͨ¹ýGPRS²¦ºÅÉÏÍø
×ò
Ìì°Ñ¿ª·¢°åµÄbootloaderɾÁË,û°ì·¨,Ö»µÃÔÚPCÉϵ÷GPRS²¦ºÅÁË.ÏÈÔÚwindowsϲ¦ºÅ³É¹¦,È»ºóÓù¤¾ß¿´²¦ºÅʱ¾ßÌåʹÓÃÁËÄÄЩATÃü
Áî,ÔÙʹÓÃÕâЩÃüÁîµ½linuxÏÂʹÓÃpppdÀ´²¦ºÅ,×îºóÖÕÓڳɹ¦ÁË,֮ǰ¿ª·¢°åÉϲ»Äܳɹ¦²¦ºÅ¼«ÓпɾÍÊÇATÖ¸ÁîÓÐÎ ......