{"id":104171,"date":"2026-09-11T22:57:17","date_gmt":"2026-09-11T14:57:17","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/104171.html"},"modified":"2026-09-11T22:57:17","modified_gmt":"2026-09-11T14:57:17","slug":"tim%e7%bc%96%e7%a0%81%e5%99%a8%e6%8e%a5%e5%8f%a3%ef%bc%88stm32%e6%a0%87%e5%87%86%e5%ba%93%e5%ad%a6%e4%b9%a0%e7%ac%94%e8%ae%b0%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/104171.html","title":{"rendered":"TIM\u7f16\u7801\u5668\u63a5\u53e3\uff08STM32\u6807\u51c6\u5e93\u5b66\u4e60\u7b14\u8bb0\uff09"},"content":{"rendered":"

\u5728\u4e0a\u4e00\u7bc7\u6587\u7ae0\u300aTIM\u8f93\u5165\u6355\u83b7（STM32\u6807\u51c6\u5e93\u5b66\u4e60\u7b14\u8bb0）\u300b\u4e2d，\u6211\u4eec\u5b66\u4e60\u4e86\u5982\u4f55\u5229\u7528\u5b9a\u65f6\u5668\u7684\u8f93\u5165\u6355\u83b7\u529f\u80fd\u6d4b\u91cf\u8f93\u5165\u4fe1\u53f7\u7684\u9891\u7387\u3001\u5468\u671f\u548c\u8109\u5bbd\u3002\u8f93\u5165\u6355\u83b7\u672c\u8d28\u4e0a\u662f\u5bf9\u5916\u90e8\u4fe1\u53f7\u8fb9\u6cbf\u7684\u6355\u6349\u4e0e\u8ba1\u65f6，\u5b83\u80fd\u591f\u5e2e\u52a9\u6211\u4eec\u7cbe\u786e\u6d4b\u91cf\u5916\u90e8\u8109\u51b2\u7684\u65f6\u95f4\u4fe1\u606f\u3002\u7136\u800c，\u5728\u5b9e\u9645\u7684\u7535\u673a\u63a7\u5236\u3001\u4f4d\u7f6e\u68c0\u6d4b\u7b49\u573a\u666f\u4e2d，\u6211\u4eec\u5f80\u5f80\u4e0d\u4ec5\u9700\u8981\u6d4b\u91cf\u8109\u51b2\u7684\u65f6\u95f4，\u66f4\u9700\u8981\u5b9e\u65f6\u83b7\u53d6\u65cb\u8f6c\u673a\u6784\u7684\u4f4d\u7f6e\u3001\u65b9\u5411\u548c\u901f\u5ea6，\u8fd9\u65f6\u4ec5\u4ec5\u4f9d\u9760\u8f93\u5165\u6355\u83b7\u5c31\u663e\u5f97\u529b\u4e0d\u4ece\u5fc3\u4e86\u3002<\/p>\n

\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898，STM32 \u7684\u5b9a\u65f6\u5668\u5728\u8f93\u5165\u6355\u83b7\u7684\u57fa\u7840\u4e0a，\u8fdb\u4e00\u6b65\u63d0\u4f9b\u4e86\u7f16\u7801\u5668\u63a5\u53e3（Encoder Interface）\u529f\u80fd\u3002\u7f16\u7801\u5668\u63a5\u53e3\u53ef\u4ee5\u63a5\u6536\u589e\u91cf（\u6b63\u4ea4）\u7f16\u7801\u5668\u8f93\u51fa\u7684\u4e24\u8def\u6b63\u4ea4\u4fe1\u53f7，\u7531\u786c\u4ef6\u81ea\u52a8\u5b8c\u6210\u4fe1\u53f7\u7684\u89e3\u7801\u4e0e\u8ba1\u6570，\u4ece\u800c\u76f4\u63a5\u5f97\u5230\u65cb\u8f6c\u7684\u4f4d\u7f6e\u3001\u65b9\u5411\u548c\u901f\u5ea6\u4fe1\u606f，\u65e0\u9700 CPU \u53c2\u4e0e\u7e41\u7410\u7684\u4fe1\u53f7\u5904\u7406\u3002\u53ef\u4ee5\u8bf4，\u7f16\u7801\u5668\u63a5\u53e3\u662f\u8f93\u5165\u6355\u83b7\u529f\u80fd\u5728\u5de5\u7a0b\u5e94\u7528\u4e2d\u7684\u4e00\u6b21\u91cd\u8981\u5ef6\u4f38\u3002<\/p>\n

\u672c\u6587\u4f5c\u4e3a\u300aSTM32\u6807\u51c6\u5e93\u5b66\u4e60\u7b14\u8bb0\u300b\u7cfb\u5217\u7684\u5ef6\u7eed，\u5c06\u7cfb\u7edf\u8bb2\u89e3 TIM \u7f16\u7801\u5668\u63a5\u53e3\u7684\u539f\u7406\u3001\u57fa\u672c\u7ed3\u6784\u3001\u5de5\u4f5c\u6a21\u5f0f\u3001\u914d\u7f6e\u6d41\u7a0b，\u5e76\u901a\u8fc7\u4e00\u4e2a\u7f16\u7801\u5668\u6d4b\u901f\u5b9e\u4f8b，\u5e2e\u52a9\u5927\u5bb6\u628a\u7406\u8bba\u77e5\u8bc6\u843d\u5b9e\u5230\u5b9e\u9645\u4ee3\u7801\u4e2d\u3002\u4e0b\u9762\u6211\u4eec\u5c31\u6b63\u5f0f\u5f00\u59cb\u5b66\u4e60\u3002<\/p>\n

\u5982\u679c\u89c9\u5f97\u6709\u6536\u83b7\u53ef\u4ee5\u4e3a\u6211\u7684\u6587\u7ae0\u70b9\u70b9\u5c0f\u8d5e，\u8fd9\u5c06\u6fc0\u52b1\u6211\u521b\u4f5c\u66f4\u597d\u7684\u5185\u5bb9！\u8c22\u8c22！<\/p>\n

\u4e00\u3001TIM\u7f16\u7801\u5668\u63a5\u53e3<\/h2>\n

\n

1.1 \u7f16\u7801\u5668\u63a5\u53e3\u7b80\u4ecb<\/h3>\n

Encoder Interface \u7f16\u7801\u5668\u63a5\u53e3<\/p>\n

\u7f16\u7801\u5668\u63a5\u53e3\u53ef\u63a5\u6536\u589e\u91cf（\u6b63\u4ea4）\u7f16\u7801\u5668\u7684\u4fe1\u53f7，\u6839\u636e\u7f16\u7801\u5668\u65cb\u8f6c\u4ea7\u751f\u7684\u6b63\u4ea4\u4fe1\u53f7\u8109\u51b2，\u81ea\u52a8\u63a7\u5236CNT\u81ea\u589e\u6216\u81ea\u51cf，\u4ece\u800c\u6307\u793a\u7f16\u7801\u5668\u7684\u4f4d\u7f6e\u3001\u65cb\u8f6c\u65b9\u5411\u548c\u65cb\u8f6c\u901f\u5ea6<\/p>\n

\u6bcf\u4e2a\u9ad8\u7ea7\u5b9a\u65f6\u5668\u548c\u901a\u7528\u5b9a\u65f6\u5668\u90fd\u62e5\u67091\u4e2a\u7f16\u7801\u5668\u63a5\u53e3<\/p>\n

\u4e24\u4e2a\u8f93\u5165\u5f15\u811a\u501f\u7528\u4e86\u8f93\u5165\u6355\u83b7\u7684\u901a\u90531\u548c\u901a\u90532<\/p>\n

\"\"<\/p>\n

\n

1.2 \u6b63\u4ea4\u7f16\u7801\u5668<\/h3>\n

\"\"<\/p>\n

\n

1.3 \u7f16\u7801\u5668\u63a5\u53e3\u57fa\u672c\u7ed3\u6784<\/h3>\n

\"\"<\/p>\n

\n

1.4 \u5de5\u4f5c\u6a21\u5f0f<\/h3>\n

\"\"<\/p>\n

\n

1.5 \u5b9e\u4f8b（\u5747\u4e0d\u53cd\u76f8）<\/h3>\n

\"\"<\/p>\n

\n

1.6 \u5b9e\u4f8b（TI1\u53cd\u76f8）<\/h3>\n

\u6781\u6027\u9009\u62e9–>\u53cd\u76f8<\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

\n

1.7 \u7f16\u7801\u5668\u63a5\u53e3\u7684\u914d\u7f6e\u6d41\u7a0b<\/h3>\n

\u7b2c\u4e00\u6b65，RCC\u5f00\u542f\u65f6\u949f，\u5f00\u542fGPIO\u548c\u5b9a\u65f6\u5668\u7684\u65f6\u949f；<\/p>\n

\u7b2c\u4e8c\u6b65，\u914d\u7f6eGPIO，\u8fd9\u91cc\u9700\u8981\u628aPA6\u548cPA7\u914d\u7f6e\u6210\u8f93\u5165\u6a21\u5f0f；<\/p>\n

\u7b2c\u4e09\u6b65，\u914d\u7f6e\u65f6\u57fa\u5355\u5143，\u8fd9\u91cc\u9884\u5206\u9891\u5668\u6211\u4eec\u4e00\u822c\u9009\u62e9\u4e0d\u5206\u9891，\u81ea\u52a8\u91cd\u88c5，\u4e00\u822c\u7ed9\u6700\u592765535,\u53ea\u9700\u8981\u4e2aCNT\u6267\u884c\u8ba1\u6570\u5c31\u884c\u4e86；<\/p>\n

\u7b2c\u56db\u6b65，\u914d\u7f6e\u8f93\u5165\u6355\u83b7\u5355\u5143，\u8fd9\u91cc\u8f93\u5165\u6355\u83b7\u5355\u5143\u53ea\u6709\u6ee4\u6ce2\u5668\u548c\u6781\u6027\u8fd9\u4e24\u4e2a\u53c2\u6570\u6709\u6548，\u5176\u4ed6\u5dee\u6570\u4e0e\u7f16\u7801\u5668\u65e0\u5173；<\/p>\n

\u7b2c\u4e94\u6b65，\u914d\u7f6e\u7f16\u7801\u5668\u63a5\u53e3\u6a21\u5f0f；<\/p>\n

\u6700\u540e，\u8c03\u7528TIM_Cmd，\u542f\u52a8\u5b9a\u65f6\u5668\u3002<\/p>\n

\n

1.8 GPIO\u53e3\u8f93\u5165\u6a21\u5f0f\u7684\u9009\u62e9<\/h3>\n

\u770b\u5916\u90e8\u6a21\u5757\u5f15\u811a\u8f93\u51fa\u7684\u9ed8\u8ba4\u7535\u5e73\u9009\u62e9GPIO\u53e3\u7684\u8f93\u5165\u6a21\u5f0f<\/span><\/p>\n

\u4e0a\u62c9\u8f93\u5165：\u5982\u679c\u5916\u90e8\u6a21\u5757\u7a7a\u95f2\u9ed8\u8ba4\u8f93\u51fa\u9ad8\u7535\u5e73，\u6211\u4eec\u5c31\u9009\u62e9\u4e0a\u62c9\u8f93\u5165，\u9ed8\u8ba4\u8f93\u5165\u9ad8\u7535<\/span> \u5e73；<\/span><\/p>\n

\u4e0b\u62c9\u8f93\u5165：\u5982\u679c\u5916\u90e8\u6a21\u5757\u7a7a\u95f2\u9ed8\u8ba4\u8f93\u51fa\u4f4e\u7535\u5e73，\u6211\u4eec\u5c31\u9009\u62e9\u4e0b\u62c9\u8f93\u5165，\u9ed8\u8ba4\u8f93\u5165\u4f4e\u7535<\/span> \u5e73，<\/span>\u548c\u5916\u90e8\u6a21\u5757\u4fdd\u6301\u9ed8\u8ba4\u72b6\u6001\u4e00\u81f4，\u9632\u6b62\u9ed8\u8ba4\u7535\u5e73\u6253\u67b6<\/span>；<\/span><\/p>\n

\u6d6e\u7a7a\u8f93\u5165：\u5982\u679c\u4e0d\u786e\u5b9a\u5916\u90e8\u6a21\u5757\u7a7a\u95f2\u9ed8\u8ba4\u8f93\u51fa\u72b6\u6001，\u6216\u8005\u5916\u90e8\u4fe1\u53f7\u8f93\u51fa\u529f\u7387\u975e\u5e38\u5c0f，<\/span> \u8fd9\u65f6\u5c3d\u91cf\u9009\u62e9\u6d6e\u7a7a\u8f93\u5165，\u6d6e\u7a7a\u8f93\u5165，\u6ca1\u6709\u4e0a\u62c9\u7535\u963b\u548c\u4e0b\u62c9\u7535\u963b\u53bb\u5f71\u54cd\u5916\u90e8\u4fe1<\/span> \u53f7，\u4f46\u662f\u7f3a\u70b9\u5c31\u662f\u5f53\u5f15\u811a\u60ac\u7a7a\u65f6，\u6ca1\u6709\u9ed8\u8ba4\u7684\u7535\u5e73\u4e86，\u8f93\u5165\u5c31\u4f1a\u53d7\u566a\u58f0\u5e72\u6270，<\/span> \u6765\u56de\u4e0d\u65ad\u5730\u8df3\u53d8；<\/span><\/p>\n

\n

1.9 \u5b9e\u4f8b\u4e00 6.8.1 \u7f16\u7801\u5668\u63a5\u53e3\u6d4b\u901f<\/h3>\n

Timer<\/span>.c<\/span>\u2193<\/span><\/p>\n

—————————–<\/span><\/p>\n

#include "stm32f10x.h" \/\/ Device header
\n\/**
\n\u51fd \u6570：\u5b9a\u65f6\u4e2d\u65ad\u521d\u59cb\u5316
\n\u53c2 \u6570：\u65e0
\n\u8fd4 \u56de \u503c：\u65e0
\n*\/
\nvoid Timer_Init(void)
\n{
\n\/\u5f00\u542f\u65f6\u949f\/
\nRCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2,ENABLE);\/\/\u5f00\u542fTIM2\u7684\u65f6\u949f
\n\/\u914d\u7f6e\u65f6\u949f\u6e90\/
\nTIM_InternalClockConfig(TIM2);\/\/\u9009\u62e9TIM2\u4e3a\u5185\u90e8\u65f6\u949f，\u82e5\u4e0d\u8c03\u7528\u6b64\u51fd\u6570，TIM\u9ed8\u8ba4\u4e5f\u4e3a\u5185\u90e8\u65f6\u949f
\n\/\u65f6\u57fa\u5355\u5143\u521d\u59cb\u5316\/
\nTIM_TimeBaseInitTypeDef TIM_TimeBaseInitStructure;\/\/\u5b9a\u4e49\u7ed3\u6784\u4f53\u53d8\u91cf
\nTIM_TimeBaseInitStructure.TIM_ClockDivision = TIM_CKD_DIV1;\/\/\u65f6\u949f\u5206\u9891，\u9009\u62e9\u4e0d\u5206\u9891，\u6b64\u53c2\u6570\u7528\u4e8e\u914d\u7f6e\u6ee4\u6ce2\u5668\u65f6\u949f，\u4e0d\u5f71\u54cd\u65f6\u57fa\u5355\u5143\u529f\u80fd
\nTIM_TimeBaseInitStructure.TIM_CounterMode = TIM_CounterMode_Up;\/\/\u8ba1\u6570\u5668\u6a21\u5f0f，\u9009\u62e9\u5411\u4e0a\u8ba1\u6570
\nTIM_TimeBaseInitStructure.TIM_Period = 10000 – 1;\/\/\u91cd\u88c5\u503c（\u8bb0\u591a\u5c11\u6b21\u6570\u6ea2\u51fa\u4e00\u6b21），\u8ba1\u6570\u5468\u671f，\u5373ARR\u7684\u503c
\nTIM_TimeBaseInitStructure.TIM_Prescaler = 7200 – 1;\/\/\u9884\u5206\u9891\u503c（\u5185\u90e8\u65f6\u949f\u7535\u5e73\u4e00\u4e0a\u4e00\u4e0b\u591a\u5c11\u6b21\u8ba1\u4e00\u4e2a\u6570），\u9884\u5206\u9891\u5668，\u5373PSC\u7684\u503c
\nTIM_TimeBaseInitStructure.TIM_RepetitionCounter = 0;\/\/\u91cd\u590d\u8ba1\u6570\u5668，\u9ad8\u7ea7\u5b9a\u65f6\u5668\u624d\u4f1a\u7528\u5230
\nTIM_TimeBaseInit(TIM2,&TIM_TimeBaseInitStructure);\/\/\u5c06\u7ed3\u6784\u4f53\u53d8\u91cf\u4ea4\u7ed9TIM_TimeBaseInit，\u914d\u7f6eTIM2\u7684\u65f6\u57fa\u5355\u5143
\n\/\u4e2d\u65ad\u8f93\u51fa\u914d\u7f6e\/
\nTIM_ClearFlag(TIM2,TIM_FLAG_Update);\/\/\u6e05\u9664\u5b9a\u65f6\u5668\u66f4\u65b0\u6807\u5fd7\u4f4d
\n\/\/TIM_TimeBaseInit\u51fd\u6570\u672b\u5c3e，\u624b\u52a8\u4ea7\u751f\u4e86\u66f4\u65b0\u4e8b\u4ef6
\n\/\/\u82e5\u4e0d\u6e05\u9664\u6b64\u6807\u5fd7\u4f4d，\u5219\u5f00\u542f\u4e2d\u65ad\u540e，\u4f1a\u7acb\u523b\u8fdb\u5165\u4e00\u6b21\u4e2d\u65ad
\n\/\/\u5982\u679c\u4e0d\u4ecb\u610f\u6b64\u95ee\u9898，\u5219\u4e0d\u6e05\u9664\u6b64\u6807\u5fd7\u4f4d\u4e5f\u53ef
\nTIM_ITConfig(TIM2,TIM_IT_Update,ENABLE);\/\/\u5f00\u542fTIM2\u7684\u66f4\u65b0\u4e2d\u65ad
\n\/NVIC\u4e2d\u65ad\u5206\u7ec4\/
\nNVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
\nNVIC_InitTypeDef NVIC_InitStructure;
\nNVIC_InitStructure.NVIC_IRQChannel = TIM2_IRQn;
\nNVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
\nNVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 2;
\nNVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
\nNVIC_Init(&NVIC_InitStructure);
\nTIM_Cmd(TIM2,ENABLE);
\n}
\n\/*
\nvoid TIM2_IRQHandler(void)
\n{
\nif( TIM_GetITStatus(TIM2,TIM_IT_Update)==SET )
\n{
\nTIM_ClearITPendingBit(TIM2,TIM_IT_Update);
\n}
\n}
\n*\/<\/p>\n

—————————–<\/span><\/p>\n

Encoder<\/span>.c<\/span>\u2193<\/span><\/p>\n

—————————–<\/span><\/p>\n

#include "stm32f10x.h" \/\/ Device header
\nvoid Encoder_Init(void)
\n{
\n\/\u5f00\u542f\u65f6\u949f\/
\nRCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3,ENABLE);\/\/\u5f00\u542fTIM3\u7684\u65f6\u949f
\nRCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA,ENABLE);
\n\/*GPIO\u521d\u59cb\u5316*\/
\nGPIO_InitTypeDef GPIO_InitStructure;
\nGPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
\nGPIO_InitStructure.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_7;\/\/GPIO_Pin_6
\nGPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
\nGPIO_Init(GPIOA,&amp;GPIO_InitStructure);<\/p>\n

\/*\u65f6\u57fa\u5355\u5143\u521d\u59cb\u5316*\/
\nTIM_TimeBaseInitTypeDef TIM_TimeBaseInitStructure;
\nTIM_TimeBaseInitStructure.TIM_ClockDivision = TIM_CKD_DIV1;\/\/\u65f6\u949f\u5206\u9891，\u9009\u62e9\u4e0d\u5206\u9891，\u6b64\u53c2\u6570\u7528\u4e8e\u914d\u7f6e\u6ee4\u6ce2\u5668\u65f6\u949f，\u4e0d\u5f71\u54cd\u65f6\u57fa\u5355\u5143\u529f\u80fd
\nTIM_TimeBaseInitStructure.TIM_CounterMode = TIM_CounterMode_Up;\/\/\u8ba1\u6570\u5668\u6a21\u5f0f，\u9009\u62e9\u5411\u4e0a\u8ba1\u6570
\nTIM_TimeBaseInitStructure.TIM_Period = 65536 – 1;\/\/\u91cd\u88c5\u503c（\u5468\u671fARR）（\u8bb0\u591a\u5c11\u6b21\u6570\u6ea2\u51fa\u4e00\u6b21）
\nTIM_TimeBaseInitStructure.TIM_Prescaler = 1 – 1;\/\/\u9884\u5206\u9891\u503cPSC（\u5185\u90e8\u65f6\u949f\u7535\u5e73\u4e00\u4e0a\u4e00\u4e0b\u591a\u5c11\u6b21\u8ba1\u4e00\u4e2a\u6570）
\nTIM_TimeBaseInitStructure.TIM_RepetitionCounter = 0; \/\/\u91cd\u590d\u8ba1\u6570\u5668，\u9ad8\u7ea7\u5b9a\u65f6\u5668\u624d\u4f1a\u7528\u5230
\nTIM_TimeBaseInit(TIM3,&amp;TIM_TimeBaseInitStructure);<\/p>\n

\/*\u8f93\u5165\u6355\u83b7\u521d\u59cb\u5316*\/
\nTIM_ICInitTypeDef TIM_ICInitStructure;
\nTIM_ICStructInit(&amp;TIM_ICInitStructure);
\nTIM_ICInitStructure.TIM_Channel = TIM_Channel_1;\/\/\u9009\u62e9\u914d\u7f6e\u5b9a\u65f6\u5668\u901a\u90531
\nTIM_ICInitStructure.TIM_ICFilter = 0xF;\/\/\u8f93\u5165\u6ee4\u6ce2\u5668\u53c2\u6570，\u53ef\u4ee5\u8fc7\u6ee4\u4fe1\u53f7\u6296\u52a8
\nTIM_ICInit(TIM3,&amp;TIM_ICInitStructure);
\nTIM_ICStructInit(&amp;TIM_ICInitStructure);
\nTIM_ICInitStructure.TIM_Channel = TIM_Channel_2;\/\/\u9009\u62e9\u914d\u7f6e\u5b9a\u65f6\u5668\u901a\u90532
\nTIM_ICInitStructure.TIM_ICFilter = 0xF;\/\/\u8f93\u5165\u6ee4\u6ce2\u5668\u53c2\u6570，\u53ef\u4ee5\u8fc7\u6ee4\u4fe1\u53f7\u6296\u52a8
\nTIM_ICInit(TIM3,&amp;TIM_ICInitStructure);<\/p>\n

TIM_EncoderInterfaceConfig(TIM3,TIM_EncoderMode_TI12,TIM_ICPolarity_Falling,TIM_ICPolarity_Rising);<\/p>\n

TIM_Cmd(TIM3,ENABLE);
\n}
\nint16_t Encoder_Get(void)
\n{
\nint16_t Temp;
\nTemp = TIM_GetCounter(TIM3);
\nTIM_SetCounter(TIM3,0);
\nreturn Temp;
\n}<\/p>\n

—————————–<\/span><\/p>\n

\n

main.c\u2193<\/p>\n

—————————–<\/p>\n

#include "stm32f10x.h" \/\/ Device header
\n#include "Delay.h"
\n#include "OLED.h"
\n#include "Timer.h"
\n#include "Encoder2.h"
\nint16_t Speed;
\nint main(void)
\n{
\nOLED_Init();
\nTimer_Init();
\nEncoder_Init();
\nOLED_ShowString(1,1,"Speed:");
\n\/\/OLED_ShowString(2,1,"CNT:");
\nwhile(1)
\n{
\nOLED_ShowSignedNum(1,7,Speed,5);
\n\/\/OLED_ShowNum(2,5,TIM_GetCounter(TIM2),5);
\n}
\n}
\nvoid TIM2_IRQHandler(void)
\n{
\nif( TIM_GetITStatus(TIM2,TIM_IT_Update)==SET )
\n{
\nSpeed = Encoder_Get();
\nTIM_ClearITPendingBit(TIM2,TIM_IT_Update);
\n}
\n}<\/p>\n

—————————–<\/p>\n

\"\"<\/p>\n

\n

1.10 \u95ee\u9898<\/h3>\n

\u53d1\u73b0\u663e\u793a\u5c4f\u7684\u8ba1\u6570\u6ca1\u6709\u8d1f\u6570，\u8bb0\u5f55\u4e86+65532？<\/span><\/p>\n

\u95ee\u9898\u4ea7\u751f\u539f\u56e0：\u663e\u793a\u5c4f\u663e\u793a\u7684\u53d8\u91cf\u201cSpeed\u201d\u5b9a\u4e49\u65f6\u7c7b\u578b\u9519\u5b9a\u4e49\u4e3a\u65e0\u7b26\u53f716\u4f4d\u6574\u578b，0\u518d\u51cf\u6570\u503c\u6ea2\u51fa\u621065535\u4e86<\/p>\n

\u89e3\u51b3\u65b9\u6848：\u4fee\u6539\u53d8\u91cf\u201cSpeed\u201d\u7c7b\u578b\u4e3a\u6709\u7b26\u53f716\u4f4d\u6574\u578b\u5373\u53ef<\/p>\n

\n

\n

\u4e8c\u3001\u603b\u7ed3<\/h2>\n

\u672c\u6587\u56f4\u7ed5 STM32 \u7684 TIM \u7f16\u7801\u5668\u63a5\u53e3\u5c55\u5f00，\u7cfb\u7edf\u68b3\u7406\u4e86\u7f16\u7801\u5668\u63a5\u53e3\u7684\u5de5\u4f5c\u539f\u7406\u3001\u57fa\u672c\u7ed3\u6784\u3001\u5de5\u4f5c\u6a21\u5f0f\u4ee5\u53ca\u5b8c\u6574\u7684\u914d\u7f6e\u6d41\u7a0b，\u5e76\u901a\u8fc7\u4e00\u4e2a\u7f16\u7801\u5668\u6d4b\u901f\u5b9e\u4f8b，\u5c06\u7406\u8bba\u77e5\u8bc6\u843d\u5b9e\u5230\u5b9e\u9645\u4ee3\u7801\u4e2d\u3002<\/p>\n

\u7f16\u7801\u5668\u63a5\u53e3\u7684\u6838\u5fc3\u4ef7\u503c\u5728\u4e8e：\u5b83\u80fd\u591f\u76f4\u63a5\u63a5\u6536\u589e\u91cf（\u6b63\u4ea4）\u7f16\u7801\u5668\u7684\u4e24\u8def\u6b63\u4ea4\u4fe1\u53f7，\u7531\u786c\u4ef6\u81ea\u52a8\u63a7\u5236\u8ba1\u6570\u5668 CNT \u7684\u81ea\u589e\u6216\u81ea\u51cf，\u4ece\u800c\u65e0\u9700 CPU \u5e72\u9884\u5373\u53ef\u5b9e\u65f6\u83b7\u53d6\u7f16\u7801\u5668\u7684\u4f4d\u7f6e\u3001\u65cb\u8f6c\u65b9\u5411\u548c\u65cb\u8f6c\u901f\u5ea6\u3002\u6bcf\u4e2a\u9ad8\u7ea7\u5b9a\u65f6\u5668\u548c\u901a\u7528\u5b9a\u65f6\u5668\u90fd\u5185\u7f6e\u4e00\u4e2a\u7f16\u7801\u5668\u63a5\u53e3，\u4e24\u4e2a\u8f93\u5165\u5f15\u811a\u590d\u7528\u8f93\u5165\u6355\u83b7\u7684\u901a\u9053 1 \u548c\u901a\u9053 2，\u4f7f\u7528\u8d77\u6765\u975e\u5e38\u65b9\u4fbf\u3002<\/p>\n

\u5728\u914d\u7f6e\u6d41\u7a0b\u4e0a，\u4e3b\u8981\u5206\u4e3a\u4ee5\u4e0b\u51e0\u6b65：\u5148\u901a\u8fc7 RCC \u5f00\u542f GPIO \u548c\u5b9a\u65f6\u5668\u7684\u65f6\u949f；\u518d\u5c06 PA6\u3001PA7 \u914d\u7f6e\u4e3a\u8f93\u5165\u6a21\u5f0f；\u968f\u540e\u914d\u7f6e\u65f6\u57fa\u5355\u5143，\u9884\u5206\u9891\u5668\u4e00\u822c\u4e0d\u5206\u9891，\u81ea\u52a8\u91cd\u88c5\u503c\u8bbe\u4e3a\u6700\u5927 65535，\u4ec5\u8ba9 CNT \u6267\u884c\u8ba1\u6570；\u63a5\u7740\u914d\u7f6e\u8f93\u5165\u6355\u83b7\u5355\u5143，\u5176\u4e2d\u53ea\u6709\u6ee4\u6ce2\u5668\u548c\u6781\u6027\u4e24\u4e2a\u53c2\u6570\u6709\u6548；\u7136\u540e\u914d\u7f6e\u7f16\u7801\u5668\u63a5\u53e3\u6a21\u5f0f；\u6700\u540e\u8c03\u7528 TIM_Cmd \u542f\u52a8\u5b9a\u65f6\u5668\u3002\u6574\u4e2a\u6d41\u7a0b\u6e05\u6670，\u6309\u90e8\u5c31\u73ed\u5373\u53ef\u5b8c\u6210\u521d\u59cb\u5316\u3002<\/p>\n

GPIO \u8f93\u5165\u6a21\u5f0f\u7684\u9009\u62e9\u9700\u8981\u7ed3\u5408\u5916\u90e8\u6a21\u5757\u7684\u9ed8\u8ba4\u7535\u5e73：\u5916\u90e8\u7a7a\u95f2\u9ed8\u8ba4\u8f93\u51fa\u9ad8\u7535\u5e73\u65f6\u9009\u62e9\u4e0a\u62c9\u8f93\u5165，\u9ed8\u8ba4\u8f93\u51fa\u4f4e\u7535\u5e73\u65f6\u9009\u62e9\u4e0b\u62c9\u8f93\u5165，\u82e5\u4e0d\u786e\u5b9a\u9ed8\u8ba4\u72b6\u6001\u6216\u4fe1\u53f7\u529f\u7387\u8f83\u5c0f\u65f6\u5219\u9009\u62e9\u6d6e\u7a7a\u8f93\u5165\u3002\u6b63\u786e\u9009\u62e9\u8f93\u5165\u6a21\u5f0f，\u53ef\u4ee5\u907f\u514d\u9ed8\u8ba4\u7535\u5e73\u51b2\u7a81，\u4fdd\u8bc1\u4fe1\u53f7\u7a33\u5b9a\u3002<\/p>\n

\u5728\u5b9e\u4f8b\u73af\u8282，\u901a\u8fc7 Timer.c\u3001Encoder.c \u548c main.c \u4e09\u4e2a\u6587\u4ef6\u7684\u914d\u5408，\u5b9e\u73b0\u4e86\u7f16\u7801\u5668\u6d4b\u901f\u529f\u80fd\u3002\u5176\u4e2d Encoder.c \u5b8c\u6210\u4e86 GPIO\u3001\u65f6\u57fa\u5355\u5143\u3001\u8f93\u5165\u6355\u83b7\u548c\u7f16\u7801\u5668\u63a5\u53e3\u6a21\u5f0f\u7684\u521d\u59cb\u5316，main.c \u5728\u5b9a\u65f6\u4e2d\u65ad\u4e2d\u5468\u671f\u6027\u8bfb\u53d6\u7f16\u7801\u5668\u8ba1\u6570\u5e76\u6362\u7b97\u4e3a\u901f\u5ea6\u663e\u793a\u5728 OLED \u4e0a\u3002\u9488\u5bf9\u6d4b\u901f\u8fc7\u7a0b\u4e2d\u51fa\u73b0\u7684\u8ba1\u6570\u65e0\u8d1f\u6570\u3001\u663e\u793a +65532 \u7684\u95ee\u9898，\u5b9a\u4f4d\u4e3a\u53d8\u91cf Speed \u88ab\u9519\u8bef\u5b9a\u4e49\u4e3a\u65e0\u7b26\u53f7 16 \u4f4d\u6574\u578b，\u5bfc\u81f4 0 \u51cf\u6570\u503c\u6ea2\u51fa\u4e3a 65535，\u5c06\u5176\u6539\u4e3a\u6709\u7b26\u53f7 16 \u4f4d\u6574\u578b\u540e\u95ee\u9898\u5373\u5f97\u5230\u89e3\u51b3\u3002<\/p>\n

\u603b\u7684\u6765\u8bf4，TIM \u7f16\u7801\u5668\u63a5\u53e3\u5c06\u590d\u6742\u7684\u6b63\u4ea4\u4fe1\u53f7\u89e3\u7801\u5de5\u4f5c\u4ea4\u7531\u786c\u4ef6\u5b8c\u6210，\u5927\u5927\u7b80\u5316\u4e86\u7f16\u7801\u5668\u5e94\u7528\u7684\u5f00\u53d1\u96be\u5ea6\u3002\u638c\u63e1\u5176\u5de5\u4f5c\u539f\u7406\u548c\u914d\u7f6e\u6d41\u7a0b\u540e，\u53ef\u4ee5\u65b9\u4fbf\u5730\u5c06\u5176\u5e94\u7528\u5230\u7535\u673a\u6d4b\u901f\u3001\u4f4d\u7f6e\u68c0\u6d4b\u3001\u65cb\u8f6c\u65b9\u5411\u5224\u65ad\u7b49\u5b9e\u9645\u9879\u76ee\u4e2d\u3002\u540e\u7eed\u82e5\u9700\u8fdb\u4e00\u6b65\u63d0\u9ad8\u6d4b\u91cf\u7cbe\u5ea6，\u8fd8\u53ef\u4ee5\u7ed3\u5408\u5b9a\u65f6\u5668\u4e2d\u65ad\u3001\u6ee4\u6ce2\u53c2\u6570\u8c03\u6574\u4ee5\u53ca\u66f4\u7cbe\u7ec6\u7684\u8ba1\u6570\u5468\u671f\u8bbe\u8ba1\u6765\u4f18\u5316\u3002<\/p>\n

\n

\u90fd\u770b\u5230\u8fd9\u4e86\u70b9\u70b9\u8d5e\u5427！<\/p>\n","protected":false},"excerpt":{"rendered":"

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