此程序为单片机开发过程中的按键扫描程序。采用汇编 语言编写，经调试通过。-procedure for microcontroller development process button scanning procedures. Using language compilation, debugging through.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002138s ]
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:0.087508s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002422s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002083s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002147s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003579s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002119s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003333s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015032s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002549s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 305157 [ RunTime:0.001234s ]
