基于16f877的单片机人数统计系统源码，可统计进出门的人数，用数码管显示-16f877 microcontroller based on the number of source statistical system can go out into the number of statistics, with digital display
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001098s ]
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:0.106831s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000998s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001134s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000908s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005102s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001366s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.007198s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015021s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001057s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 170892 [ RunTime:0.014629s ]
