基于51单片机和ad9850实现的信号发生器程序实现输出1k-1m步进可调-51 Based on the AD9850 single-chip computer and realize the signal generator output procedures realize adjustable stepper 1k-1m
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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:0.088929s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001202s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001199s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003581s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001045s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001313s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 177687 [ RunTime:0.001436s ]
