利用ds18b20对外界的温度进行采集,利用led进行温度的实时显示-The use of the temperature of the outside world ds18b20 collection led to the use of real-time display of temperature
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001255s ]
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:0.089136s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001186s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001847s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001219s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003582s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001002s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003156s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015103s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001280s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 180377 [ RunTime:0.001138s ]
