STC89C55+STA013+CH375设计读U盘（已经通过）/硬盘（还没调试，也放上来）的MP3播放器，支持歌曲的选择，歌词的显示等等的完整源代码（KEIL编译）及硬件（SCH/PCB），可以直接使用-STC89C55+ STA013+ CH375 design read U disk (has passed)/hard disk (not debugging, but also放上来) of MP3 players, support the choice of songs, lyrics display, etc. The complete source code (KEIL compiler) and hardware ( SCH/PCB), can be directly used
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001319s ]
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:0.097868s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001227s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002936s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001714s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003784s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001106s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003320s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014721s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001342s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 121860 [ RunTime:0.001632s ]
