STM32库开发实战指南-畅读网

　　　　

STM32库开发实战指南

作者：刘火良

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内容简介:

本书分为基础篇和提高篇。基础篇需要按照顺序学习，讲究循序渐进，步步为营。学习完基础篇之后，已经算是基本入门STM32开发了。提高篇属于高级例程，学习的时候并不一定要按照书中的章节排序，可根据需要跳跃式地学习。本书着重讲解STM32F103的外设以及外设的应用，力争全面分析每个外设的功能框图和外设的使用方法，让读者可以全面、细致地掌握STM32F103系列芯片。基本每个章节对应一个外设，每章的主要内容大致分为3个部分：第1部分为简介，第2部分为外设功能框图分析，第3部分为代码讲解。

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SHOW FULL COLUMNS FROM `ls_goods_category` [ RunTime:0.005347s ]
SELECT `id`,`name`,`pid`,`image`,`level`,`is_show`,`is_recommend` FROM `ls_goods_category` WHERE `is_show` = 1 AND `del` = 0 AND `level` = 1 ORDER BY `id` ASC,`sort` DESC [ RunTime:0.005806s ]
SELECT `id`,`name`,`pid`,`image`,`level`,`is_show`,`is_recommend` FROM `ls_goods_category` WHERE `is_show` = 1 AND `del` = 0 AND `level` = 2 ORDER BY `id` ASC,`sort` DESC [ RunTime:0.007181s ]
SELECT `id`,`name`,`pid`,`image`,`level`,`is_show`,`is_recommend` FROM `ls_goods_category` WHERE `is_show` = 1 AND `del` = 0 AND `level` = 3 ORDER BY `sort` DESC [ RunTime:0.006067s ]
SHOW FULL COLUMNS FROM `ls_nav` [ RunTime:0.007077s ]
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SHOW FULL COLUMNS FROM `ls_friendly_link` [ RunTime:0.002846s ]
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SELECT * FROM `ls_goods` WHERE `id` = 35275 AND `status` = 1 LIMIT 1 [ RunTime:0.007574s ]
UPDATE `ls_goods` SET `click_count` = 149 , `update_time` = 1755268520 WHERE `id` = 35275 [ RunTime:0.003374s ]
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SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 3 LIMIT 1 [ RunTime:0.009040s ]
SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 35 LIMIT 1 [ RunTime:0.001134s ]
SELECT `a`.*,`ap`.`width`,`ap`.`height` FROM `ls_ad` `a` INNER JOIN `ls_ad_position` `ap` ON `a`.`pid`=`ap`.`id` WHERE `pid` = 11 AND `ap`.`client` = '2' AND `a`.`status` = '1' AND `a`.`del` = '0' AND `ap`.`status` = '1' AND `ap`.`del` = '0' ORDER BY `sort` DESC,`id` DESC [ RunTime:0.000800s ]
SELECT `a`.*,`ap`.`width`,`ap`.`height` FROM `ls_ad` `a` INNER JOIN `ls_ad_position` `ap` ON `a`.`pid`=`ap`.`id` WHERE `pid` = 14 AND `ap`.`client` = '2' AND `a`.`status` = '1' AND `a`.`del` = '0' AND `ap`.`status` = '1' AND `ap`.`del` = '0' ORDER BY `sort` DESC,`id` DESC [ RunTime:0.002598s ]
SELECT * FROM `ls_goods` WHERE `del` = 0 AND `status` = 1 AND `create_time` <= 1755268461 ORDER BY `create_time` DESC LIMIT 5 [ RunTime:1.608818s ]

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