用PIC单片机的I2C接口读写片外EEPROM(AT24C08,也可以直接用到AT24C01/02/04/16)-PIC microcontroller with the I2C interface writable EEPROM chip (AT24C08. can be used directly AT24C01/02/04/16)
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001385s ]
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:0.123324s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001753s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002014s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001437s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005507s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001364s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.006984s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017243s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002346s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 288270 [ RunTime:0.017213s ]
