I2C总线的一个实例,有原理图的设计,和程序的设计,可直接用在项目开发中,节约开发时间,提高效率.-An example of I2C bus, have the schematic design, and procedures for the design, can be directly used in the project development, saving development time and improve efficiency.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002288s ]
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:0.086561s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002538s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002144s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002404s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003953s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001968s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003509s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015158s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002660s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 174721 [ RunTime:0.001166s ]
