使用VC访问串口，指定串口波特率，起始位和终止位，连续读取，十六进制数据显示-VC visit to serial use, specify the serial baud rate, initiation and termination spaces, continuous read, hexadecimal data show
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000970s ]
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:0.085171s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.003822s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001201s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000975s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003136s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000891s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003772s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015587s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001551s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 108956 [ RunTime:0.013517s ]
