使用74164连接8行2列键盘的行线，74165连接键盘的列线，编写扫描键盘，包括C和汇编程序-74164 connect using 8 line 2 keyboard line, out of 74,165 lines to connect the keyboard, the preparation of scanning the keyboard, including C and assembler
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.003888s ]
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:0.119927s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001266s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002036s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001550s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005755s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001325s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.006675s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017036s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001277s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 172493 [ RunTime:0.080896s ]
