实现了有凌阳的外部中断进行技数，同时有2赫兹的内部定时器，以实现对外部频率的采集
-Sunplus has achieved the technology to a number of external interrupt, while Hertz has 2 internal timer in order to realize the acquisition of external frequency
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002072s ]
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:0.092183s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002399s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002281s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003809s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002268s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003529s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015872s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002944s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 142043 [ RunTime:0.001409s ]
