《模拟I2C总线多主通信的通用软件包》,支持多主竞争，比如有多个单片机和I2C器件同时工作。- Simulation of multi-master I2C bus communications generic package to support multi-master competition, for example, has a number of SCM and I2C devices work at the same time.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001428s ]
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:0.097348s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001286s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002183s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001507s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004788s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001250s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003328s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.018538s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001678s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 150534 [ RunTime:0.001537s ]
