51单片机驱动DHT11温湿度传感器并成功在数码管上显示,压缩包内有驱动后的照片。-51 MCU-driven DHT11 temperature and humidity sensors and successfully in the digital tube display, compression packages have driven after photos.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001125s ]
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:0.090499s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001104s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001107s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001007s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.002983s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001082s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003649s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014513s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001119s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 200172 [ RunTime:0.025966s ]