89c51控制led点阵显示汉字,以及汉字的移动,就如公交车上的显示器-89c51 control led dot matrix display Chinese characters, as well as movement of Chinese characters, as buses display
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001981s ]
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:0.089815s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.003920s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002029s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.012999s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004217s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002061s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003263s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.025574s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003380s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 137246 [ RunTime:0.001470s ]
