键盘开发源码，通过PS/2键盘用于对单片机的操作，其中包括了单片机的程序代码等等。-Keyboard to develop source code, through the PS/2 keyboard for single-chip operation, including the MCU code and so on.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002709s ]
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:0.088545s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002555s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002755s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002669s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005118s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002298s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003392s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.021424s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003024s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 192180 [ RunTime:0.001492s ]
