51联合adc0804测电压程序。可以测0`5V电压,精确到千分位4位数码管显示。-51 Joint adc0804 voltage measurement procedures. 0 `5V can be measured voltage, accurate to four spaces per thousand digital tube display.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.003611s ]
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:0.086192s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002282s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001945s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002618s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006421s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002489s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.006033s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.022516s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002428s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 150977 [ RunTime:0.001263s ]