at24c01和02是串行存储器的经典，学会并应用它对与工业或者学习都有极大的帮助。因此我在此上传它的原理图及其程序。-at24c01 and 02 is a classic serial memory, learn and apply it to industrial or study has a great help. Therefore, I would upload its schematic diagram and its procedures.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001967s ]
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:0.155686s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001998s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.003146s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001813s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006031s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001352s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005592s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.025668s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002191s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 201710 [ RunTime:0.001950s ]
