用labview7.1编的程序，可以通过计算机控制usb接口的示波器，可以直接发指令取得波形以及频率幅度等参数-labview7.1 series with the procedures through computer control usb interface oscilloscopes he can issue instructions and made waveform parameters such as frequency range!
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001294s ]
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:0.088725s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001222s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001241s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003649s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001079s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014917s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001498s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 155115 [ RunTime:0.001274s ]
