适合用在4线制触摸屏，它通过标准SPI协议和CPU通信，操作简单，精度高，-suitable for use in 4-wire Touchscreen, through standard protocols and CPU SPI communication, simple operation, high accuracy,
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001707s ]
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:0.086870s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002493s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002036s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002428s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005163s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002202s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003337s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015205s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002768s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 137940 [ RunTime:0.001275s ]
