串口中断服务程序，仅需做简单调用即可完成串口输入输出的处理，出入均设有缓冲区，大小可任意设置。-Serial port interrupt service routine, just make a simple call to complete the serial input and output processing, access are equipped with the buffer, the size can be arbitrarily set.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001086s ]
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:0.078157s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001171s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001247s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001046s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003160s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000872s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003754s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016044s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001176s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 250873 [ RunTime:0.023602s ]
