用MEGA128做的串口服务器,包括原理图,源代码,TCPIP开发资料,接口包括RS232,RS485,RJ45-MEGA128 to do with the serial server, including schematics, source code, TCPIP development information, interface, including RS232, RS485, RJ45
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001271s ]
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:0.087727s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001225s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001899s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001221s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003589s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001064s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003181s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014454s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001367s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 122423 [ RunTime:0.001234s ]
