CC2420 提供了发送确认帧的固件，使能AUTOACK 将使得硬件可以自动生成确认帧。-CC2420 provides a frame to send to confirm the firmware so that it can AUTOACK will allow the hardware can automatically generate confirmation frame.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002061s ]
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:0.089176s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002398s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002103s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002489s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003900s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002358s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003937s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.019289s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002964s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 142761 [ RunTime:0.001543s ]
