采用AT89C51单片机进行编写，步进电机端口:P1.0,P1.1,P1.2,P1.3,遥控器接口p3.2喇叭p3.7-AT89C51 single-chip microcomputer used for the preparation, stepping motor port: P1.0, P1.1, P1.2, P1.3, remote control interface P3.2 Speaker p3.7
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002886s ]
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:0.090138s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002802s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002067s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.003166s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004166s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002366s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003496s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015373s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003481s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 186413 [ RunTime:0.001826s ]
