ALTERA上DE2平台，使用LCD模块，在LCD上显示字母字符。与已有程序相比，程序更加优化，代码更少。-ALTERA on DE2 platform, the use of LCD modules, LCD display in alphabetic characters. Compared with the existing procedures, procedures more optimized, less code.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.013787s ]
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:0.091784s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000926s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001204s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000979s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.002991s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000858s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003702s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015828s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001017s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 120765 [ RunTime:0.045835s ]
