8051F020通其AN0，AN1，AN2，AD3进行数据AD转换，完毕后通过串口发关到PC机中-8051F020 pass its AN0, AN1, AN2, AD3 data AD conversion, after fat clearance through the serial port to a PC machine
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001145s ]
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:0.082004s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000947s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001235s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000976s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004175s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001102s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.006271s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016891s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001121s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 203098 [ RunTime:0.016978s ]
