使用标准控件 Microsoft Communications Contro 进行串口设置，串口读写，读写输入输出缓存。-using standard controls for Microsoft Serial Communications Contro set, serial literacy, reading and writing input and output buffers.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001302s ]
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:0.088813s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001449s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001930s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001338s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003622s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001058s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003160s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014665s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001338s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 310249 [ RunTime:0.003292s ]
