{"id":289,"date":"2023-12-11T17:09:37","date_gmt":"2023-12-11T09:09:37","guid":{"rendered":"http:\/\/blog.chxzking.cn\/?p=289"},"modified":"2023-12-12T13:12:57","modified_gmt":"2023-12-12T05:12:57","slug":"%e3%80%8astm32%e5%85%a5%e9%97%a8%e3%80%8b-%e9%80%9a%e7%94%a8%e8%be%93%e5%85%a5%e8%be%93%e5%87%ba","status":"publish","type":"post","link":"http:\/\/blog.chxzking.cn\/index.php\/2023\/12\/11\/%e3%80%8astm32%e5%85%a5%e9%97%a8%e3%80%8b-%e9%80%9a%e7%94%a8%e8%be%93%e5%85%a5%e8%be%93%e5%87%ba\/","title":{"rendered":"\u300aSTM32\u5165\u95e8\u300b-\u901a\u7528\u8f93\u5165\u8f93\u51fa"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u4ecb\u7ecd<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">GPIO\uff08General-purpose input\/output\uff09\u901a\u7528\u8f93\u5165\u8f93\u51fa\u53e3\u3002\u5206\u4e3aGPIOA\u548cGPIOB\uff0c\u5e76\u8fde\u63a5\u4e8eAPB2\u603b\u7ebf<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">GPIO\u57fa\u672c\u7ed3\u6784<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/blog.chxzking.cn\/wp-content\/uploads\/2023\/12\/GPIO\u57fa\u672c\u7ed3\u6784.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"891\" height=\"650\" data-original=\"http:\/\/blog.chxzking.cn\/wp-content\/uploads\/2023\/12\/GPIO\u57fa\u672c\u7ed3\u6784.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-291\"  sizes=\"auto, (max-width: 891px) 100vw, 891px\" \/><\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">GPIO\u76f8\u5173\u5e93\u51fd\u6570<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">GPIO\u6240\u5728\u6587\u4ef6\u2014\u2014gpio.h\/gpio.c<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/\nvoid GPIO_DeInit(GPIO_TypeDef* GPIOx);\n\/\/\nvoid GPIO_AFIODeInit(void);\n\/\/GPIO\u5f15\u811a\u521d\u59cb\u5316\u51fd\u6570\nvoid GPIO_Init(GPIO_TypeDef* GPIOx, GPIO_InitTypeDef* GPIO_InitStruct);\n\/\/\u5f00\u542f\u6240\u6709\u5f15\u811a\uff0c\u5e76\u5c06\u5f15\u811a\u7ed3\u6784\u4f53\u8fdb\u884c\u521d\u59cb\u5316->\u901f\u5ea6\u8bbe\u7f6e\u4e3a2Mhz,\u5f15\u811a\u6a21\u5f0f\u8bbe\u7f6e\u4e3a\u6d6e\u7a7a\u8f93\u5165\nvoid GPIO_StructInit(GPIO_InitTypeDef* GPIO_InitStruct);\n\/\/\u8bfb\u53d6\u6307\u5b9a\u8f93\u5165\u5f15\u811a\u7684\u72b6\u6001\uff0c\u5e76\u8fd4\u56de\u8be5\u5f15\u811a\u72b6\u6001\uff081\/0\uff09\nuint8_t GPIO_ReadInputDataBit(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);\n\/\/\u8bfb\u53d6\u6240\u6709\u5f15\u811a\u7684\u72b6\u6001\nuint16_t GPIO_ReadInputData(GPIO_TypeDef* GPIOx);\n\/\/\u8bfb\u53d6\u6307\u5b9a\u8f93\u51fa\u5f15\u811a\u7684\u72b6\u6001\uff0c\u5e76\u8fd4\u56de\u8be5\u5f15\u811a\u7684\u72b6\u6001\nuint8_t GPIO_ReadOutputDataBit(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);\n\/\/\u8bfb\u53d6\u6240\u6709\u5f15\u811a\u7684\u72b6\u6001\uff0c\u5e76\u8fd4\u56de\u72b6\u6001\nuint16_t GPIO_ReadOutputData(GPIO_TypeDef* GPIOx);\n\/\/set\u6307\u5b9a\u5f15\u811a\nvoid GPIO_SetBits(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);\n\/\/\u590d\u4f4d\u6307\u5b9a\u5f15\u811a\nvoid GPIO_ResetBits(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);\n\/\/\nvoid GPIO_WriteBit(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin, BitAction BitVal);\n\/\/\nvoid GPIO_Write(GPIO_TypeDef* GPIOx, uint16_t PortVal);\n\/\/\nvoid GPIO_PinLockConfig(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);\n\/\/\nvoid GPIO_EventOutputConfig(uint8_t GPIO_PortSource, uint8_t GPIO_PinSource);\n\/\/\nvoid GPIO_EventOutputCmd(FunctionalState NewState);\n\/\/\nvoid GPIO_PinRemapConfig(uint32_t GPIO_Remap, FunctionalState NewState);\n\/\/\nvoid GPIO_EXTILineConfig(uint8_t GPIO_PortSource, uint8_t GPIO_PinSource);\n\/\/\nvoid GPIO_ETH_MediaInterfaceConfig(uint32_t GPIO_ETH_MediaInterface);<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u5e38\u7528\u5e93\u51fd\u6570<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>void GPIO_Init(GPIO_TypeDef* GPIOx, GPIO_InitTypeDef* GPIO_InitStruct);\nuint8_t GPIO_ReadInputDataBit(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);\nuint16_t GPIO_ReadInputData(GPIO_TypeDef* GPIOx);\nuint8_t GPIO_ReadOutputDataBit(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);\nuint16_t GPIO_ReadOutputData(GPIO_TypeDef* GPIOx);\nvoid GPIO_SetBits(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);\nvoid GPIO_ResetBits(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);\nvoid GPIO_EXTILineConfig(uint8_t GPIO_PortSource, uint8_t GPIO_PinSource);<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">GPIO\u516b\u79cd\u8f93\u5165\u8f93\u51fa\u6a21\u5f0f<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/blog.chxzking.cn\/wp-content\/uploads\/2023\/12\/\u8f93\u5165\u8f93\u51fa\u7684\u516b\u79cd\u6a21\u5f0f-1024x395.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"395\" data-original=\"http:\/\/blog.chxzking.cn\/wp-content\/uploads\/2023\/12\/\u8f93\u5165\u8f93\u51fa\u7684\u516b\u79cd\u6a21\u5f0f-1024x395.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-292\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/\u6807\u51c6\u5e93\u4e2d\u7684\u5b9a\u4e49\ntypedef enum\n{ GPIO_Mode_AIN = 0x0, \/\/\u6a21\u62df\u8f93\u5165\n  GPIO_Mode_IN_FLOATING = 0x04, \/\/\u6d6e\u7a7a\u8f93\u5165\n  GPIO_Mode_IPD = 0x28, \/\/\u4e0b\u62c9\u8f93\u5165\n  GPIO_Mode_IPU = 0x48, \/\/\u4e0a\u62c9\u8f93\u5165\n  GPIO_Mode_Out_OD = 0x14, \/\/\u5f00\u6f0f\u8f93\u51fa\n  GPIO_Mode_Out_PP = 0x10, \/\/\u63a8\u633d\u8f93\u51fa\n  GPIO_Mode_AF_OD = 0x1C, \/\/\u590d\u7528\u5f00\u6f0f\u8f93\u51fa\n  GPIO_Mode_AF_PP = 0x18 \/\/\u590d\u7528\u63a8\u633d\u8f93\u51fa\n}GPIOMode_TypeDef;<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u6a21\u62df\u8f93\u5165\u7ed3\u6784<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/blog.chxzking.cn\/wp-content\/uploads\/2023\/12\/\u6a21\u62df\u8f93\u5165\u7ed3\u6784\u56fe-1024x602.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"602\" data-original=\"http:\/\/blog.chxzking.cn\/wp-content\/uploads\/2023\/12\/\u6a21\u62df\u8f93\u5165\u7ed3\u6784\u56fe-1024x602.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-293\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u6d6e\u7a7a\u8f93\u5165\/\u4e0a\u62c9\u8f93\u5165\/\u4e0b\u62c9\u8f93\u5165<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/blog.chxzking.cn\/wp-content\/uploads\/2023\/12\/\u6d6e\u7a7a\u4e0a\u62c9\u4e0b\u62c9\u7ed3\u6784-1024x594.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"594\" data-original=\"http:\/\/blog.chxzking.cn\/wp-content\/uploads\/2023\/12\/\u6d6e\u7a7a\u4e0a\u62c9\u4e0b\u62c9\u7ed3\u6784-1024x594.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-294\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u5f00\u6f0f\u8f93\u51fa\/\u63a8\u633d\u8f93\u51fa<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/blog.chxzking.cn\/wp-content\/uploads\/2023\/12\/\u5f00\u6f0f\u63a8\u633d\u8f93\u51fa-1024x571.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"571\" data-original=\"http:\/\/blog.chxzking.cn\/wp-content\/uploads\/2023\/12\/\u5f00\u6f0f\u63a8\u633d\u8f93\u51fa-1024x571.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-295\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u590d\u7528\u5f00\u6f0f\u8f93\u51fa\/\u590d\u7528\u63a8\u633d\u8f93\u51fa<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/blog.chxzking.cn\/wp-content\/uploads\/2023\/12\/\u590d\u7528\u5f00\u6f0f\u8f93\u51fa-1024x604.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"604\" data-original=\"http:\/\/blog.chxzking.cn\/wp-content\/uploads\/2023\/12\/\u590d\u7528\u5f00\u6f0f\u8f93\u51fa-1024x604.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-296\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">GPIO\u5f00\u542f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u57fa\u672c\u903b\u8f91<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f00\u542f\u5916\u8bbe\u65f6\u949f-\u521d\u59cb\u5316\u5f15\u811a-\u5f00\u542f\u5f15\u811a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4ee3\u7801<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>\t\/\/\u4e3e\u4f8b\uff1a\u5f00\u542fPA0\u5f15\u811a\n        \/\/\u5f00\u542fCPIOA\u7684\u5916\u8bbe\u65f6\u949f\uff0c\u6ce8\u610f\uff1aGPIOA\u5728APB2\u603b\u7ebf\u3002\n        RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA,ENABLE);\n\t\/\/\u5f15\u811a\u7ed3\u6784\u4f53\uff1a\n        GPIO_InitTypeDef gpio_structure;\n        \n\tgpio_structure.GPIO_Mode = GPIO_Mode_AF_PP;\/\/\u9009\u62e9\u8f93\u5165\u8f93\u51fa\u6a21\u5f0f\n\tgpio_structure.GPIO_Pin = GPIO_Pin_0;\/\/\u9009\u62e9\u9700\u8981\u5f00\u542f\u7684\u5f15\u811a\u7f16\u53f7\n\tgpio_structure.GPIO_Speed = GPIO_Speed_50MHz;\/\/\u9009\u62e9\u8f93\u51fa\u901f\u5ea6\uff0c\u6ce8\u610f\uff1a\u8f93\u5165\u72b6\u6001\u4e0d\u4f1a\u53d7\u5230\u901f\u5ea6\u5f71\u54cd\n\n        \/\/\u5f15\u811a\u521d\u59cb\u5316\n\tGPIO_Init(GPIOA,&amp;gpio_structure);<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u4ecb\u7ecd GPIO\uff08General-purpose input\/output\uff09\u901a\u7528\u8f93\u5165\u8f93\u51fa\u53e3\u3002\u5206\u4e3aGPIOA\u548cGP [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[19,29],"class_list":["post-289","post","type-post","status-publish","format-standard","hentry","category-singlechip","tag-stm32f103c8t6","tag-library_function"],"_links":{"self":[{"href":"http:\/\/blog.chxzking.cn\/index.php\/wp-json\/wp\/v2\/posts\/289","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/blog.chxzking.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blog.chxzking.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blog.chxzking.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/blog.chxzking.cn\/index.php\/wp-json\/wp\/v2\/comments?post=289"}],"version-history":[{"count":4,"href":"http:\/\/blog.chxzking.cn\/index.php\/wp-json\/wp\/v2\/posts\/289\/revisions"}],"predecessor-version":[{"id":304,"href":"http:\/\/blog.chxzking.cn\/index.php\/wp-json\/wp\/v2\/posts\/289\/revisions\/304"}],"wp:attachment":[{"href":"http:\/\/blog.chxzking.cn\/index.php\/wp-json\/wp\/v2\/media?parent=289"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blog.chxzking.cn\/index.php\/wp-json\/wp\/v2\/categories?post=289"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blog.chxzking.cn\/index.php\/wp-json\/wp\/v2\/tags?post=289"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}