基于CPLD的计数器 实现光纤测距,包含与单片机的时序控制 Verilog 实现 通过仿真-CPLD-based counters realize optical ranging, single-chip microcomputer that contains timing control and realize the adoption of Verilog simulation
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001225s ]
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:0.065075s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001034s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001207s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001009s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004678s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000951s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004418s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.025406s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001581s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 158231 [ RunTime:0.018101s ]