linuxÖÕ¶ËÉ豸uartÇý¶¯·ÖÎö
ÎÄÕÂÀ´Ô´£ºhttp://blog.chinaunix.net/u3/94284/showart_1982227.html
Ò»:ǰÑÔ
½Ó×ÅÇ°ÃæµÄÖÕ¶Ë¿ØÖÆÌ¨·ÖÎö,½ÓÏÂÀ´·ÖÎöserialµÄÇý¶¯.ÔÚlinuxÖÐ,serialÒ²¶ÔÓ¦×ÅÖÕ¶Ë,ͨ³£±»³ÆÎª´®¿ÚÖÕ¶Ë.ÔÚshellÉÏ,ÎÒÃÇ¿´µ½µÄ/dev/ttyS*¾ÍÊÇ´®¿ÚÖÕ¶ËËù¶ÔÓ¦µÄÉ豸½Úµã.
ÔÚ·ÖÎö¾ßÌåµÄserialÇý¶¯Ö®Ç°.ÓбØÒªÏÈ·ÖÎöuartÇý¶¯¼Ü¹¹.uartÊÇUniversal Asynchronous Receiver and TransmitterµÄËõд.·Òë³ÉÖÐÎļ´Îª”ͨÓÃÒì²½ÊÕ·¢Æ÷”.ËüÊÇ´®¿ÚÉ豸Çý¶¯µÄ·â×°²ã.
¶þ:uartÇý¶¯¼Ü¹¹¸Åò
ÈçÏÂͼËùʾ:
ÉÏͼÖкìÉ«²¿·Ý±êʶ¼´Îªuart²¿·ÝµÄ²Ù×÷.
´ÓÉÏͼ¿ÉÒÔ¿´µ½,uartÉ豸ÊǼÌtty_driverµÄÓÖÒ»²ã·â×°.ʵ¼ÊÉÏuart_driver¾ÍÊǶÔÓ¦tty_driver.ÔÚËüµÄ²Ù×÷º¯ÊýÖÐ,½«²Ù×÷תÈëuart_port.
ÔÚд²Ù×÷µÄʱºò,ÏȽ«Êý¾Ý·ÅÈëÒ»¸ö½Ð×öcirc_bufµÄ»·Ðλº´æÇø.È»ºóuart_port´Ó»º´æÇøÖÐÈ¡Êý¾Ý,½«ÆäдÈëµ½´®¿ÚÉ豸ÖÐ.
µ±uart_port´ÓserialÉ豸½ÓÊÕµ½Êý¾Ýʱ,»á½«É豸·ÅÈë¶ÔÓ¦line disciplineµÄ»º´æÇøÖÐ.
ÕâÑù.Óû§ÔÚ±àд´®¿ÚÇý¶¯µÄʱºò,Ö»ÏÈҪע²áÒ»¸öuart_driver.ËüµÄÖ÷Òª×÷ÓÃÊǶ¨ÒåÉ豸½ÚµãºÅ.È»ºó½«¶ÔÉ豸µÄ¸÷Ïî²Ù×÷·â×°ÔÚuart_port.Çý¶¯¹¤³Ìʦû±ØÒª¹ØÐÄÉϲãµÄÁ÷³Ì,Ö»Ðè°´Ó²¼þ¹æ·¶½«uart_portÖеĽӿں¯ÊýÍê³É¾Í¿ÉÒÔÁË.
Èý:uartÇý¶¯ÖÐÖØÒªµÄÊý¾Ý½á¹¹¼°Æä¹ØÁª
ÎÒÃÇ¿ÉÒÔ×Ô¼º¿¼ÂÇÏÂ,»ùÓÚÉÏÃæµÄ¼Ü¹¹´úÂëÓ¦¸ÃÒªÔõôд.Ê×ÏÈ¿¼ÂÇÒÔϼ¸µã:
1: Ò»¸öuart_driverͨ³£»á×¢²áÒ»¶ÎÉ豸ºÅ.¼´ÔÚÓû§¿Õ¼ä»á¿´µ½uart_driver¶ÔÓ¦Óжà¸öÉ豸½Úµã.ÀýÈç:
/dev/ttyS0 /dev/ttyS1
ÿ¸öÉ豸½ÚµãÊǶÔÓ¦Ò»¸ö¾ßÌåÓ²¼þµÄ,´ÓÉÏÃæµÄ¼Ü¹¹À´¿´,ÿ¸öÉ豸ÎļþÓ¦¸Ã¶ÔÓ¦Ò»¸öuart_port.
Ò²¾ÍÊÇ˵:uart_deviceÔõôͬ¶à¸öuart_port¹ØÏµÆðÀ´?ÔõÃ´È¥Çø·Ö²Ù×÷µÄÊÇÄÄÒ»¸öÉ豸Îļþ?
2:ÿ¸öuart_port¶ÔÓ¦Ò»¸öcirc_buf,ËùÒÔuart_port±ØÐëÒªºÍÕâ¸ö»º´æÇø¹ØÏµÆðÀ´
»ØÒättyÇý¶¯¼Ü¹¹ÖÐ.tty_driverÓÐÒ»¸ö½Ð³ÉÔ±Ö¸ÏòÒ»¸öÊý×é,¼´tty->ttys.ÿ¸öÉ豸Îļþ¶ÔÓ¦ÉèÊý×éÖеÄÒ»Ïî.¶øÕâ¸öÊý×éËù´úÂëµÄÊý¾Ý½á¹¹Îªtty_struct. ÏàÓ¦µÄtty_struct»á½«tty_driverºÍldisc¹ØÁªÆðÀ´.
ÄÇÔÚuartÇý¶¯ÖÐ,ÊÇ·ñÒ²¿ÉÓÃÏàͬµÄ·½Ê½À´´¦ÀíÄØ?
½«uartÇý¶¯³£ÓõÄÊý¾Ý½á¹¹±íʾÈçÏÂ:
½áºÏÉÏÃæÌá³öµÄÒÉÎÊ.¿ÉÒÔºÜÇå³þµÄ¿´¶®ÕâЩ½á¹¹µÄÉè¼Æ.
ËÄ:uart_driverµÄ×¢²á²Ù×÷
Uart_driver×¢²á¶ÔÓ¦µÄº¯ÊýΪ: uart_register_driver()´úÂëÈçÏÂ:
int uart_register_driver(struct uart_driver *drv)
Ïà¹ØÎĵµ£º
1¡¢Í¬ÔËÐл·¾³½»»¥
1.1¡¢ÃüÁîÐÐ
µ±Ò»¸ö³ÌÐò´ÓshellÆô¶¯µÄʱºò£¬Æä²ÎÊýÁбí°üÀ¨³ÌÐòÃû³Æ¼°ËùÓеÄÃüÁîÐвÎÊý
% ls -s /
Æä²ÎÊýÁбí°üº¬ÈýÏ
µÚÒ»ÏîÊdzÌÐòÃû³Æls£¬µÚ¶þÏîºÍµÚÈýÏî·Ö±ðÊÇÁ½¸öÃüÁîÐвÎÊý£¬-sºÍ/
mainº¯Êý¿ÉÒÔͨ¹ýargcºÍargvÁ½¸ö²ÎÊýÀ´·ÃÎÊÃüÁîÐвÎÊýÁÐ±í£ºargcÊÇÃüÁîÐвÎÊýµÄ¸öÊý£¬argvÊÇÃüÁîÐвÎÊý×Ö·û´ ......
Oracle9i Database Release 2 Enterprise/Standard/Personal Edition for Windows NT/2000/XP
http://download.oracle.com/otn/nt/oracle9i/9201/92010NT_Disk1.zip
http://download.oracle.com/otn/nt/oracle9i/9201/92010NT_Disk2.zip
http://download.oracle.com/otn/nt/oracle9i/9201/92010NT_Disk3.zip
Oracle9i ......
°²×°gftp
yum install gftp
ĬÈÏ״̬ÏÂgftpÊÇûÓÐÉèÖÃ×Ö·û±àÂëµÄ£¬ËùÒÔÎÒÃÇÉÏFTPµÄʱºò£¬¿´µ½ÀïÃæµÄÖÐÎÄÎļþÃûÈ«²¿ÊÇÂÒÂ룬»òÔò²»²¿·ÖÎļþ¿´µ½Îļþ¼ÐȴûÃû×Ö£»
ÆäʵÔÚgftp-2.0.17ÒÔºóµÄ°æ±¾¶¼ÒѾºÜºÃÖ§³Öºº×ÖÁË£¬ÎÒµÄÉèÖ÷½·¨ÊǶÔËüµÄÅäÖÃÎļþÐ޸ļ´¿É£¡
Ò»°ãµÄÈí¼þÅäÖÃÎļþ»á·ÅÔÚÓû§Ä¿Â¼Ï£¬ÀýÈçÎÒÓÃr ......
ÍøÂç±à³ÌºÍÆäËû±à³Ì×î´óµÄÇø±ð¾ÍÊÇ£ºÍøÂç±à³ÌÓÉÁ½²¿·Ö×é³É£¬¿Í»§¶ËºÍ·þÎñÆ÷¶Ë¡£ÏÈÆô¶¯·þÎñÆ÷¶Ë¡¢µÈ´ý¿Í»§¶ËµÄ³ÌÐòÔËÐв¢½¨Á¢Á¬½Ó£»Ò»°ãÀ´Ëµ£¬ÊÇ·þÎñÆ÷¶ËµÄ³ÌÐòÔÚÒ»¸ö¶Ë¿ÚÉϼàÌý£¬µÈ´ýÓÐÒ»¸ö¿Í»§¶ËµÄ³ÌÐò·¢À´ÇëÇó¡£
ÍøÂç±à³Ì»¹ÒªÒýÈëÒ»¸ö¸ÅÄÐÒé¡£ÔÚÍøÂç ......