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自制基于stm32单片机的最小系统-软件部分Keil是由德国Keil Software公司(现属ARM公司)开发的一款嵌入式系统集成开发环境(IDE),主要用于基于ARM架构微控制器的软件开发。自1985年成立以来,Keil一直专注于为嵌入式开发者提供高质量的软件开发工具,并在2005年被ARM公司收购。根据上一篇文章的硬件,用st-link调试板,接入到电路板,电路板供电。一、先进行RCC、GPIO、TIM、UART等的基础配置二、在while(1)内加入各种判断,以及读取蓝牙命令,作出各对应的指令操作,指令的协议由自己确定,比如A1代表打开继电器1,A2代表打开继电器2。我们收到指令后,可以操作对应的管脚,去操作三极管做的开关管,去开关继电器。三、手机下载蓝牙助手发送命令,(如有能力可以找一个开源的蓝牙Android程序,修改按键,改成指令)四、debug调试,设置断点,逐句看看代码是否达到自己想要的效果。六、完整代码上传到评论区中,有需要的自行下载调试。工程目录:\Project\Template\RVMDK 下
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- 请求信息 : 2026-06-28 15:02:56 HTTP/1.1 GET : https://www.yeyulingfeng.com/a/809630.html
- 运行时间 : 0.133888s [ 吞吐率:7.47req/s ] 内存消耗:4,725.04kb 文件加载:145
- 缓存信息 : 0 reads,0 writes
- 会话信息 : SESSION_ID=db20c98634903f8e822165ffa43ccc24
- CONNECT:[ UseTime:0.000485s ] mysql:host=127.0.0.1;port=3306;dbname=wenku;charset=utf8mb4
- SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000921s ]
- SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000316s ]
- SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000279s ]
- SHOW FULL COLUMNS FROM `set` [ RunTime:0.000613s ]
- SELECT * FROM `set` [ RunTime:0.000254s ]
- SHOW FULL COLUMNS FROM `article` [ RunTime:0.000653s ]
- SELECT * FROM `article` WHERE `id` = 809630 LIMIT 1 [ RunTime:0.000435s ]
- UPDATE `article` SET `lasttime` = 1782630176 WHERE `id` = 809630 [ RunTime:0.010628s ]
- SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000346s ]
- SELECT * FROM `article` WHERE `id` < 809630 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000670s ]
- SELECT * FROM `article` WHERE `id` > 809630 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.004535s ]
- SELECT * FROM `article` WHERE `id` < 809630 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001622s ]
- SELECT * FROM `article` WHERE `id` < 809630 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001513s ]
- SELECT * FROM `article` WHERE `id` < 809630 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.001446s ]
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