单片机应用源码,包括各种简单操作，同时还有大型应用，例如IC卡读写，多机通信等-SCM application source code, including all simple to operate, but also to large-scale applications, such as IC card reader. Multi-machine communication
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002089s ]
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:0.087717s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002656s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001930s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002182s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003603s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002006s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003393s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017932s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002712s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 235447 [ RunTime:0.001200s ]
