汽车领can总线通讯程序，属于一个demo的程序，非常有参考价值，请大家用的时候最好有can总线的知识-Automotive collar can bus communication procedures, the procedure is a demo, very useful, please use the time everyone can have the best knowledge of bus
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000868s ]
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:0.082932s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001025s ]
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