8251串行接口应用实验－接收端程序
串行通信接收程序source file
8251 8255 8253综合实验代码-8251 serial interface applied the experimental- the receiving end procedures to receive serial communication program source file 8251 8255 8253 Comprehensive Experiment code
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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:0.080171s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001038s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003418s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001527s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016198s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001145s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 281542 [ RunTime:0.011596s ]
