基于单片机的程序，利用18B20测温，并通过1602液晶显示，并有检测18B20是否正常工作的功能。-Based on SCM procedures, the use of 18B20 temperature, and liquid crystal display 1602, and 18B20 Detect Whether or not there is a normal job functions.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002400s ]
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:0.088994s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002492s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002171s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002258s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003864s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001875s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003562s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015101s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002491s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 136963 [ RunTime:0.001120s ]
