基于DS18B20的温度计，用C51编程
时钟控制的很精确，调试成功的程序，没有问题，可以很方便的移植-Based on the thermometer DS18B20 with C51 programming clock control is very accurate, debugging successful procedures, there is no problem, you can easily transplant
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001210s ]
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:0.087253s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001192s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001904s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001149s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003538s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001164s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003180s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014837s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001271s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 189682 [ RunTime:0.001230s ]
