串口通讯程序，本程序使用labview通过RS232协议与单片机进行通讯-serial communication procedures, the procedures for the use of the PC through the RS232 agreement with SCM communication
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001686s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.079477s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000956s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000948s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004063s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001008s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.030793s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001053s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 278988 [ RunTime:0.280414s ]
