此程序为单片机开发过程中的串口通信演示程序。用 汇编编写，供参考。-procedure for microcontroller development process of serial communications demonstration program. Using a compilation prepared for reference.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001334s ]
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:0.090236s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001242s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001238s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003648s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001069s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003186s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014497s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001260s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 305188 [ RunTime:0.001259s ]
