内容：此程序通过IIC协议对DAAD芯片操作，读取电位器的电压，并输出模拟量，用LED亮度渐变指示-Content: This program by IIC agreement DAAD chip operation, reading potentiometer voltage, and analog output with LED brightness gradient directions
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002338s ]
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:0.096252s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002252s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001911s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002395s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004313s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.007007s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003769s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.019148s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002656s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 225292 [ RunTime:0.001379s ]
