在keil-ARM环境下对ARM7处理器编译成功的I2C总线程序，程序通过I2C总线向UART串口发送数据，验证了I2C总线程序的正确性。-Keil-ARM in the circumstances of the ARM7 processor to compile the success of I2C bus procedures, procedures for the adoption of I2C serial bus to send data to the UART, I2C bus to verify the correctness of the procedure.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002056s ]
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:0.089540s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002478s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002085s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002161s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003669s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002238s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003269s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015058s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002439s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 312320 [ RunTime:0.001170s ]
