VB串口通讯测试源代码，可以打开、关闭端口，可以进行波特率、端口号设置，有文本和图形两种端口数据观察方式、-VB serial communication test the source code, you can open, close the ports, can be baud rate, port number is set, there are two kinds of text and graphics port data observation method
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001405s ]
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:0.107841s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000888s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001408s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001493s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006301s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001224s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.007131s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016871s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001124s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 311592 [ RunTime:0.030078s ]
