单片机AT89S52实现的玻璃厚度控制，有2*4键盘，6位数码管显示，程序的注释较详细-SCM AT89S52 achieve control of the thickness of the glass, 2* 4 keyboard, six digital tube, the procedure in more detail Notes
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002084s ]
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:0.088837s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002412s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.004182s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.007246s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.003048s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017780s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002923s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 115642 [ RunTime:0.001520s ]
