此程序为一可编程并行接口实验源程序，通过此实验可掌握8255方式0的工作原理及使用方法。编程从8255C口输入数据，再从A口输出。-procedure for a programmable parallel interface experiment source, the passage of this experiment can seize 8,255 0 means the working principle and methods of use. Programming from the 8255C I input data, from A mouth output.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002153s ]
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:0.087281s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001735s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002287s ]
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SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001920s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002461s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 120194 [ RunTime:0.001183s ]
