串口复用协议GSM07.07相关源码，在软件上实现两个串口而实际只有一个物理串口；-Serial multiplexing GSM07.07 agreement related source in the software and the actual realization of the two serial ports that there is only one physical serial port
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001188s ]
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:0.088555s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001285s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001181s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003708s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000989s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014402s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001186s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 177566 [ RunTime:0.001222s ]
