用单片机的C语言实现的开机时间显示上次关机时间（存在看门狗里），还有显示当前时间。可供单片机程序开发人员参考。-MCU C language shows the uptime shutdown last time (there watchdog Lane), and show the current time. SCM procedures for the development of reference.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.008089s ]
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:0.096518s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000886s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001052s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003180s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000816s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001023s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 307831 [ RunTime:0.020132s ]
