单片机控制1420语音芯片发声程序。同时通过485通信方式与外界进行数据通信。-1420 single-chip control procedures audible voice chip. At the same time through the 485 means of communication with the outside world for data communications.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002574s ]
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:0.102413s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002212s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002086s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003663s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001956s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001923s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 272875 [ RunTime:0.001173s ]
