DS18B20测温，DS1302计时，1602液晶显示，带有蜂鸣器报警，可以设定时间-DS18B20 temperature measurement, DS1302 timing, 1602 liquid crystal display with buzzer alarm, you can set the time
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002641s ]
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:0.090873s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002372s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001930s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002004s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003681s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001962s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003758s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016007s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002953s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 199752 [ RunTime:0.001203s ]
