本原程序基于8051F020,目的是掌握点阵液晶显示器的原理，电路设计及编程方法-Based on the primitive procedures 8051F020, aim is to grasp the principle of dot-matrix liquid crystal displays, circuit design and programming method
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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:0.090098s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001409s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003646s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001047s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015098s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001303s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 76394 [ RunTime:0.001352s ]
