I2C端口的FPGA实现，网上较多，但发现不少有问题，这个是在网上代码的基础上修改过，验证可行。-I2C port FPGA, online more, but found that many problems This is a code on the Internet on the basis of the revised test feasible.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001076s ]
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:0.119357s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001200s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002111s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001406s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003284s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002983s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005535s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017512s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001904s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 153019 [ RunTime:0.016154s ]
