Ti 公司低功耗RF芯片选型资料.其中有13.56-27MHz,300-1000MHz ,2.4GHz等等芯片选型参考-Ti low-power RF chip companies Selection information. Among them, 13.56-27MHz ,300-1000MHz, 2.4GHz chip, etc. Selection of reference
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001202s ]
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:0.076121s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001065s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000938s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003265s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000957s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001251s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 231820 [ RunTime:0.024095s ]
