文档包括LM567单通道红外遥控电路的图形，以及电子技术应用的一些文章，希望有用。-Documents, including single-channel infrared remote control circuit LM567 graphics, as well as a number of applications of electronic technology article, I hope useful.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002247s ]
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:0.105209s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001037s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001208s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003226s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000962s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001258s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 153022 [ RunTime:0.016696s ]
