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技术达人
使用特权
8534360bee0a39d20f.png (499.39 KB )
下载附件
2021-6-8 11:14 上传
2、设置RCC 设置高速外部时钟HSE 选择外部时钟源
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2021-6-8 11:18 上传
3、LED1配置 我使用的板子LED1引脚为PD2,初始电平为高电平,目的是通过观察小灯的亮灭判断是否进入定时器中断
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2021-6-8 11:20 上传
4、USART1配置 异步收发,波特率默认:115200 Bit/s
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2021-6-8 11:21 上传
5、PWM配置 使用定时器1通道1和通道4(TIM1_CH1和TIM1_CH4),频率10KHz
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2021-6-8 11:22 上传
6、定时器中断配置 使用定时器2(TIM2),周期设为10ms,即10ms进一次定时器中断
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2021-6-8 11:23 上传
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7、编码器配置 STM32自带编码器配置,使用定时器4(TIM4_CH1和TIM4_CH2),打开更新定时器中断
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2021-6-8 11:24 上传
8、中断优先级配置 因为编码器中断要发生在定时10ms中断内,故编码器中断的抢占优先级要大于定时10ms
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2021-6-8 11:25 上传
9、配置时钟 F1系列芯片系统时钟为72MHzs
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2021-6-8 11:26 上传
10、项目创建最后步骤
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2021-6-8 11:29 上传
11、输出文件
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2021-6-8 11:30 上传
12、创建工程文件 点击GENERATE CODE 创建工程
13、配置下载工具 这里我们需要勾选上下载后直接运行,然后进行一次编译
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2021-6-8 11:37 上传
[size=3font](2)烧入STM32中,串口展示:
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2021-6-8 11:42 上传
[size=3font](3)实物展示:
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2021-6-8 11:44 上传
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