5402开发板原理图.含51单片机.可以在不用仿真器的情况下把代码固化在芯片.-5402 development board schematics. Containing 51 Single-chip. Can in no circumstances simulator curing the code in the chip.
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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:0.091285s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002452s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002210s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003784s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002044s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015278s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002376s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 299249 [ RunTime:0.002354s ]
