利用ＺＬＧ／ＳＤ软件包以及串口间件，数据队列软件包，构造一个ＳＤ／ＭＭＣ卡读卡器．-Use ZLG/SD software packages as well as the serial inter-pieces, data queue package, construction of a SD/MMC card reader.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001807s ]
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:0.143313s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001717s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.003078s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001738s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005952s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001446s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005841s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.024031s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001980s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 115621 [ RunTime:0.001488s ]
