51单片机的实用子程序,包括片内及片外ram初始化,滤波程序,多字节算术运算程序,排序程序,以及51定点运算子程序库,浮点运算子程序库等等。-51 SCM utility subroutine, including the chip and chip ram initialization, filtering procedures, procedures for multi-byte arithmetic operations, sorting procedures, and 51 fixed-point computation subroutine library, subroutine library floating-point operations and so on.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001234s ]
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:0.077725s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001252s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001100s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003236s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000877s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003861s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.018764s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001847s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 247006 [ RunTime:0.025734s ]