压缩包内是基于c++编程的485通讯的程序，包括电路原理图和源程序代码-Compressed packet is based on the c++ programming of the 485 procedures, including circuit schematics and source code
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001874s ]
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:0.086915s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002519s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001977s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002383s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003784s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002107s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003333s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014841s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002563s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 63166 [ RunTime:0.001171s ]
