这是52单片机串口调试程序，通过此程序，可以使单片机于PC机通信-This is the 52 single-chip serial debugging process, through this program will enable single-chip communication to the PC
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002996s ]
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:0.108095s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002371s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002048s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.003198s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004026s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002628s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003690s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017619s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002404s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 145615 [ RunTime:0.001547s ]
