我所见过用VC写的最好的串口类，具有模拟单片机中断传输的方式，避免了查询传输CPU损耗和接收超时-I have ever seen VC was the best serial category, with simulation SCM interruption of transmission, so that the CPU for transmission and reception of overtime loss
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001760s ]
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:0.090741s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001290s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001292s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003773s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001132s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001552s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 320579 [ RunTime:0.001377s ]
