{"id":2767,"date":"2024-11-01T15:25:08","date_gmt":"2024-11-01T07:25:08","guid":{"rendered":"https:\/\/saludpcb.com\/zh\/?p=2767"},"modified":"2025-09-26T06:16:13","modified_gmt":"2025-09-25T22:16:13","slug":"learn-c-inheritance-with-esp32-powerful-task-setup","status":"publish","type":"post","link":"https:\/\/saludpcb.com\/zh\/learn-c-inheritance-with-esp32-powerful-task-setup\/","title":{"rendered":"\u4f7f\u7528 C++ Inheritance \u548c ESP32 | \u638c\u63e1\u5f37\u5927 Task \u6280\u8853"},"content":{"rendered":"\n<hr class=\"wp-block-separator alignwide has-text-color has-palette-color-1-color has-alpha-channel-opacity has-palette-color-1-background-color has-background is-style-wide\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u7c21\u4ecb\">\u7c21\u4ecb<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:0px\"><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center has-medium-font-size is-layout-flow wp-block-column-is-layout-flow\">\n<pre class=\"wp-block-preformatted\">\u7e7c\u627f (Inheritance) \u662fC++\u7684\u4e00\u500b\u5f37\u5927\u7279\u6027\uff0c\u5b83\u986f\u8457\u589e\u5f37\u4e86\u9762\u5411\u5c0d\u8c61\u7de8\u7a0b\uff08OOP\uff09\u7684\u80fd\u529b\u3002\u7576\u5b83\u8207ESP32\u7d50\u5408\u4f7f\u7528\u6642\uff0c\u9019\u662f\u4e00\u6b3e\u64c1\u6709\u5f37\u5927\u8655\u7406\u80fd\u529b\u548c\u5c0d FreeRTOS \u652f\u6301\u7684\u5fae\u63a7\u5236\u5668\uff0c\u4f7f\u5176\u6210\u70ba\u958b\u767c\u591a\u4efb\u52d9 (Task) \u61c9\u7528\u7a0b\u5e8f\u7684\u7406\u60f3\u9078\u64c7\u3002\u901a\u904e\u5229\u7528 ESP-IDF \u6846\u67b6\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u901a\u904e\u7e7c\u627f\u4f86\u5145\u5206\u767c\u63ee C++ \u7684\u6f5b\u529b\u3002\u5728\u9019\u7bc7\u535a\u5ba2\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u7d22\u5982\u4f55\u5728 ESP32 \u4e0a\u5efa\u7acb\u4e00\u500b\u9748\u6d3b\u4e14\u53ef\u91cd\u7528\u7684 C++ \u4efb\u52d9 (Task) \u7ba1\u7406\u7cfb\u7d71\uff0c\u5229\u7528\u7e7c\u627f\u4f86\u7c21\u5316\u5d4c\u5165\u5f0f\u61c9\u7528\u7a0b\u5e8f\u4e2d\u591a\u4efb\u52d9\u7684\u7ba1\u7406\u3002<\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/saludpcb.com\/zh\/wp-content\/uploads\/2024\/11\/Learn-C-Inheritance-with-ESP32-A-Powerful-Task-Setup-1.jpg\" alt=\"Learn C++ Inheritance with ESP32 | A Powerful Task Setup\" class=\"wp-image-2774\" title=\"\" srcset=\"https:\/\/saludpcb.com\/zh\/wp-content\/uploads\/2024\/11\/Learn-C-Inheritance-with-ESP32-A-Powerful-Task-Setup-1.jpg 1024w, https:\/\/saludpcb.com\/zh\/wp-content\/uploads\/2024\/11\/Learn-C-Inheritance-with-ESP32-A-Powerful-Task-Setup-1-768x768.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><h2>\u5167\u5bb9<\/h2><nav><ul><li class=\"\"><a href=\"#\u7c21\u4ecb\">\u7c21\u4ecb<\/a><\/li><li class=\"\"><a href=\"#\u901a\u9053\u6578\u91cf\">\u70ba\u4ec0\u9ebc\u5728 ESP32 \u4e0a\u4f7f\u7528 C++ \u7e7c\u627f (Inheritance)\uff1f<\/a><\/li><li class=\"\"><a href=\"#\u901a\u9053\u6578\u91cf-1-2\">\u958b\u767c\u74b0\u5883\u8a2d\u7f6e<\/a><\/li><li class=\"\"><a href=\"#\u89e3\u6790\u5ea6\">\u5275\u5efa\u4e00\u500b\u65b0\u9805\u76ee<\/a><\/li><li class=\"\"><a href=\"#\u8f38\u5165\u7bc4\u570d\">\u6a94\u6848\u7d50\u69cb<\/a><\/li><li class=\"\"><a href=\"#\u901a\u9053\u6578\u91cf-1\">\u4f7f\u7528\u7e7c\u627f\u7684 Task \u7684\u597d\u8655<\/a><\/li><li class=\"\"><a href=\"#\u901a\u9053\u6578\u91cf-1-1\">\u8a2d\u7f6e\u57fa\u790e Task \u985e<\/a><\/li><li class=\"\"><a href=\"#\u66f4\u63db\u5176\u5b83-esp-idf-\u7248\u672c\">\u4f7f\u7528\u7e7c\u627f\u5275\u5efa\u5c08\u7528 Task<\/a><\/li><li class=\"\"><a href=\"#\u66f4\u63db\u5176\u5b83-esp-idf-\u7248\u672c-1\">\u5728 app_main \u4e2d\u6574\u5408\u6240\u6709\u5167\u5bb9<\/a><\/li><li class=\"\"><a href=\"#\u7d50\u8ad6-1\">\u7de8\u8b6f\u8207\u71d2\u9304<\/a><\/li><li class=\"\"><a href=\"#\u7d50\u8ad6-1-1\">\u7a0b\u5f0f\u904b\u884c\u6548\u679c<\/a><\/li><li class=\"\"><a href=\"#\u7d50\u8ad6-1-1-1\">\u7d50\u8ad6<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u901a\u9053\u6578\u91cf\">\u70ba\u4ec0\u9ebc\u5728 ESP32 \u4e0a\u4f7f\u7528 C++ \u7e7c\u627f (Inheritance)\uff1f<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:0px\"><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<pre class=\"wp-block-preformatted\">\u7e7c\u627f\uff08Inheritance\uff09\u662f\u7269\u4ef6\u5c0e\u5411\u7a0b\u5f0f\u8a2d\u8a08\uff08OOP\uff09\u4e2d\u7684\u4e00\u500b\u91cd\u8981\u7279\u6027\uff0c\u5141\u8a31\u985e\u5225\u5f9e\u5176\u4ed6\u985e\u5225\u4e2d\u7e7c\u627f\u5c6c\u6027\u548c\u65b9\u6cd5\u3002\u900f\u904e\u5be6\u73fe\u4e00\u500b\u5c01\u88dd\u4e86\u901a\u7528\u529f\u80fd\u7684\u57fa\u985e\uff0c\u53ef\u4ee5\u6e1b\u5c11\u4ee3\u78bc\u91cd\u8907\uff0c\u4e26\u7c21\u5316\u8907\u96dc\u7684\u591a\u4efb\u52d9\u7cfb\u7d71\u3002\u5728 ESP32 \u4e0a\u61c9\u7528 FreeRTOS \u6642\uff0c\u7e7c\u627f\u8b93\u6211\u5011\u80fd\u5920\u5275\u5efa\u591a\u529f\u80fd\u7684\u4efb\u52d9\u985e\u5225\uff0c\u5f9e\u800c\u7c21\u5316\u5efa\u7acb\u3001\u7ba1\u7406\u548c\u91cd\u8907\u4f7f\u7528\u591a\u500b\u4efb\u52d9\u7684\u904e\u7a0b\u3002<\/pre>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u901a\u9053\u6578\u91cf-1-2\">\u958b\u767c\u74b0\u5883\u8a2d\u7f6e<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:0px\"><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<pre class=\"wp-block-preformatted\">1. \u5b89\u88dd <a href=\"https:\/\/code.visualstudio.com\" target=\"_blank\" rel=\"noopener\">Visual Studio Code<\/a>\uff0c\u53ef\u5f9e\u5b98\u65b9\u7db2\u7ad9\u4e0b\u8f09\u4e26\u4e14\u5b89\u88dd\u3002\n2. \u5b89\u88dd <a href=\"https:\/\/saludpcb.com\/zh\/esp32-tutorial-esp-idf-with-vscode\/\">ESP-IDF \u63d2\u4ef6<\/a>\u3002<\/pre>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u89e3\u6790\u5ea6\">\u5275\u5efa\u4e00\u500b\u65b0\u9805\u76ee<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:0px\"><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center has-medium-font-size is-layout-flow wp-block-column-is-layout-flow\">\n<pre class=\"wp-block-preformatted\">1. \u5728 VS Code \u4e2d\uff0c\u6309\u4e0b Ctrl (Cmd) + Shift + P\uff0c\u7136\u5f8c\u8f38\u5165 ESP-IDF: New Project\u3002<br><br>2. \u9078\u64c7\u4e00\u500b\u6a23\u677f\u5c08\u6848\uff08\u5982 blink example\uff09\uff0c\u8a2d\u5b9a\u5c08\u6848\u540d\u7a31\uff08\u4f8b\u5982 my_project\uff09\uff0c\u4e26\u9078\u64c7\u5b58\u5132\u8def\u5f91\u3002<br><br>3. \u6b64\u6642\uff0c\u7cfb\u7d71\u6703\u81ea\u52d5\u70ba\u60a8\u751f\u6210\u4e00\u500b\u65b0\u7684 ESP-IDF \u9805\u76ee\uff0c\u5176\u4e2d\u5305\u542b\u57fa\u672c\u7684 CMake \u6587\u4ef6\u548c\u4e00\u500b\u7bc4\u4f8b\u7a0b\u5f0f\u78bc\u3002<\/pre>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u8f38\u5165\u7bc4\u570d\">\u6a94\u6848\u7d50\u69cb<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:0px\"><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center has-medium-font-size is-layout-flow wp-block-column-is-layout-flow\">\n<pre class=\"wp-block-preformatted\">my_project\/<br>\u251c\u2500\u2500 CMakeLists.txt      # \u69cb\u5efa\u914d\u7f6e<br>\u251c\u2500\u2500 main\/<br>\u2502   \u251c\u2500\u2500 CMakeLists.txt  # \u4e3b\u7d44\u4ef6\u7684CMake\u914d\u7f6e<br>\u2502   \u2514\u2500\u2500 main.cpp        # UART\u985e\u548c\u61c9\u7528\u908f\u8f2f<br>\u2514\u2500\u2500 sdkconfig           # \u9805\u76ee\u914d\u7f6e<\/pre>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u901a\u9053\u6578\u91cf-1\">\u4f7f\u7528\u7e7c\u627f\u7684 Task \u7684\u597d\u8655<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:0px\"><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<pre class=\"wp-block-preformatted\">1. \u4ee3\u78bc\u91cd\u7528\uff1a\u901a\u7528\u529f\u80fd\u5728\u57fa\u985e\u4e2d\u5b9a\u7fa9\uff0c\u4e26\u7531\u6240\u6709\u4efb\u52d9\u985e\u7e7c\u627f\uff08Inheritance\uff09\uff0c\u6e1b\u5c11\u4ee3\u78bc\u91cd\u8907\u3002<br><br>2. \u6a21\u584a\u5316\uff1a\u6bcf\u500b\u4efb\u52d9\u5c01\u88dd\u5728\u81ea\u5df1\u7684\u985e\u4e2d\uff0c\u4f7f\u5f97\u55ae\u7368\u7ba1\u7406\u3001\u64f4\u5c55\u548c\u4fee\u6539\u4efb\u52d9\u8b8a\u5f97\u7c21\u55ae\u3002<br><br>3. \u53ef\u64f4\u5c55\u6027\uff1a\u53ef\u4ee5\u901a\u904e\u7c21\u55ae\u5730\u7e7c\u627f\uff08Inheritance\uff09\u57fa\u4efb\u52d9\u985e\u4e26\u5b9a\u7fa9\u7279\u5b9a\u529f\u80fd\uff0c\u8f15\u9b06\u6dfb\u52a0\u65b0\u4efb\u52d9\u3002<br><br>4. \u7c21\u55ae\u6027\uff1a\u4efb\u52d9\u7ba1\u7406\u88ab\u62bd\u8c61\u5316\uff0c\u4f7f\u958b\u767c\u8005\u80fd\u5920\u5c08\u6ce8\u65bc\u4efb\u52d9\u908f\u8f2f\uff0c\u800c\u4e0d\u662f\u5197\u9577\u7684FreeRTOS\u8a2d\u7f6e\u3002<\/pre>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u901a\u9053\u6578\u91cf-1-1\">\u8a2d\u7f6e\u57fa\u790e Task \u985e<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:0px\"><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<pre class=\"wp-block-preformatted\">\u6211\u5011\u7684\u57fa\u790e\u4efb\u52d9\u985e\u5c07\u5c01\u88dd\u5fc5\u8981\u7684 FreeRTOS \u4efb\u52d9\u8a2d\u7f6e\u3002\u9019\u500b\u985e\u5c07\u63d0\u4f9b\uff1a<br><br>\u4e00\u500b\u69cb\u9020\u51fd\u6578\u4f86\u521d\u59cb\u5316\u4efb\u52d9\u5c6c\u6027\u3002<br><br>\u4e00\u500b\u555f\u52d5\u65b9\u6cd5\u4f86\u5275\u5efa\u548c\u555f\u52d5\u4efb\u52d9\u3002<br><br>\u4e00\u500b\u7d14\u865b\u64ec\u51fd\u6578 run()\uff0c\u6d3e\u751f\u985e\u5c07\u91cd\u5beb\u4ee5\u5b9a\u7fa9\u7279\u5b9a\u7684\u4efb\u52d9\u884c\u70ba\u3002<\/pre>\n\n\n\n<pre class=\"wp-block-code has-black-color has-text-color has-link-color wp-elements-be1a0cffacf078765d823d5dd3e10009\"><code lang=\"cpp\" class=\"language-cpp\">#include \"freertos\/FreeRTOS.h\"\n#include \"freertos\/task.h\"\n#include \"esp_log.h\"\n\nclass Task {\npublic:\n    Task(const char* name, uint32_t stackSize, UBaseType_t priority)\n        : taskName(name), taskStackSize(stackSize), taskPriority(priority), taskHandle(nullptr) {}\n\n    void start() {\n        xTaskCreate(taskFunctionWrapper, taskName, taskStackSize, this, taskPriority, &amp;taskHandle);\n    }\n\nprotected:\n    virtual void run() = 0;\n\nprivate:\n    static void taskFunctionWrapper(void* parameter) {\n        Task* task = static_cast&lt;Task*&gt;(parameter);\n        task-&gt;run();\n    }\n\n    const char* taskName;\n    uint32_t taskStackSize;\n    UBaseType_t taskPriority;\n    TaskHandle_t taskHandle;\n};<\/code><\/pre>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u66f4\u63db\u5176\u5b83-esp-idf-\u7248\u672c\">\u4f7f\u7528\u7e7c\u627f\u5275\u5efa\u5c08\u7528 Task<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:0px\"><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center has-medium-font-size is-layout-flow wp-block-column-is-layout-flow\">\n<pre class=\"wp-block-preformatted\">\u8b93\u6211\u5011\u4f7f\u7528\u9019\u500b\u57fa\u985e\u70ba ESP32 \u69cb\u5efa\u4e00\u500b\u53ef\u91cd\u7528\u7684\u4efb\u52d9\u7cfb\u7d71\u3002\u6211\u5011\u5c07\u5275\u5efa\u4e09\u500b\u7279\u5b9a\u7684\u4efb\u52d9\u985e\uff1a<br><br>CounterTask\uff1a\u9019\u500b\u4efb\u52d9\u6bcf\u79d2\u905e\u589e\u4e26\u6253\u5370\u4e00\u500b\u8a08\u6578\u5668\u3002<br><br>TemperatureTask\uff1a\u9019\u500b\u4efb\u52d9\u6bcf5\u79d2\u6a21\u64ec\u4e00\u6b21\u6eab\u5ea6\u8b80\u53d6\u3002<br><br>HumidityTask\uff1a\u9019\u500b\u4efb\u52d9\u6bcf3\u79d2\u6a21\u64ec\u4e00\u6b21\u6fd5\u5ea6\u8b80\u53d6\u3002<br><br>\u6bcf\u500b\u4efb\u52d9\u90fd\u5c07\u5f9e Task \u7e7c\u627f\uff0c\u4e26\u5728 run() \u4e2d\u5be6\u73fe\u5176\u552f\u4e00\u529f\u80fd\u3002<\/pre>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u66f4\u63db\u5176\u5b83-esp-idf-\u7248\u672c-1\">\u5728 app_main \u4e2d\u6574\u5408\u6240\u6709\u5167\u5bb9<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:0px\"><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center has-medium-font-size is-layout-flow wp-block-column-is-layout-flow\">\n<pre class=\"wp-block-preformatted\">\u8981\u555f\u52d5\u6240\u6709\u4efb\u52d9\uff0c\u6211\u5011\u5c07\u5275\u5efa\u6bcf\u500b\u6d3e\u751f\u4efb\u52d9\u985e\u7684\u5be6\u4f8b\uff0c\u4e26\u8abf\u7528\u5b83\u5011\u7684 start() \u65b9\u6cd5\uff0c\u5982\u4e0b\u6240\u793a\u3002\u57fa\u985e\u7ba1\u7406\u6240\u6709\u4efb\u52d9\u7ba1\u7406\u7d30\u7bc0\uff0c\u800c\u6d3e\u751f\u985e\u901a\u904e\u7e7c\u627f\u5be6\u73fe\u5b83\u5011\u7684\u7279\u5b9a\u908f\u8f2f\u3002<\/pre>\n\n\n\n<pre class=\"wp-block-code has-black-color has-text-color has-link-color wp-elements-7fe8a23e57c16aa227492fe274ccb48b\"><code lang=\"cpp\" class=\"language-cpp\">#include \"freertos\/FreeRTOS.h\"\n#include \"freertos\/task.h\"\n#include \"esp_log.h\"\n#include \"string.h\"\n\n\/\/ Base class Task, encapsulating FreeRTOS task functionality\nclass Task {\npublic:\n    Task(const char* name, uint32_t stackSize, UBaseType_t priority)\n        : taskName(name), taskStackSize(stackSize), taskPriority(priority), taskHandle(nullptr) {}\n\n    void start() {\n        xTaskCreate(taskFunctionWrapper, taskName, taskStackSize, this, taskPriority, &amp;taskHandle);\n    }\n\nprotected:\n    virtual void run() = 0;\n\nprivate:\n    static void taskFunctionWrapper(void* parameter) {\n        Task* task = static_cast&lt;Task*&gt;(parameter);\n        task-&gt;run();\n    }\n\n    const char* taskName;\n    uint32_t taskStackSize;\n    UBaseType_t taskPriority;\n    TaskHandle_t taskHandle;\n};\n\n\/\/ Counter Task\nclass CounterTask : public Task {\npublic:\n    CounterTask() : Task(\"Counter Task\", 2048, 3), counter(0) {}\n\nprotected:\n    void run() override {\n        while (true) {\n            counter++;\n            ESP_LOGI(\"COUNTER_TASK\", \"Counter value: %d\", counter);\n            vTaskDelay(1000 \/ portTICK_PERIOD_MS);  \/\/ Delay for 1 second\n        }\n    }\n\nprivate:\n    int counter;\n};\n\n\/\/ Temperature Measurement Task\nclass TemperatureTask : public Task {\npublic:\n    TemperatureTask() : Task(\"Temperature Task\", 2048, 3) {}\n\nprotected:\n    void run() override {\n        while (true) {\n            float temperature = getTemperature();\n            ESP_LOGI(\"TEMP_TASK\", \"Temperature: %.2f \u00b0C\", temperature);\n            vTaskDelay(5000 \/ portTICK_PERIOD_MS);  \/\/ Delay for 5 seconds\n        }\n    }\n\nprivate:\n    float getTemperature() {\n        return 25.0 + (rand() % 100) \/ 10.0; \/\/ Simulate temperature\n    }\n};\n\n\/\/ Humidity Measurement Task\nclass HumidityTask : public Task {\npublic:\n    HumidityTask() : Task(\"Humidity Task\", 2048, 3) {}\n\nprotected:\n    void run() override {\n        while (true) {\n            float humidity = getHumidity();\n            ESP_LOGI(\"HUMIDITY_TASK\", \"Humidity: %.2f %%\", humidity);\n            vTaskDelay(3000 \/ portTICK_PERIOD_MS);  \/\/ Delay for 3 seconds\n        }\n    }\n\nprivate:\n    float getHumidity() {\n        return 50.0 + (rand() % 100) \/ 10.0; \/\/ Simulate humidity\n    }\n};\n\nextern \"C\" void app_main() {\n    \/\/ Create task instances and start them\n    CounterTask counterTask;\n    TemperatureTask temperatureTask;\n    HumidityTask humidityTask;\n\n    counterTask.start();\n    temperatureTask.start();\n    humidityTask.start();\n}<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\">\u8aaa\u660e<br><br>\u57fa\u985e Task\uff1a\u5c01\u88dd\u4e86 FreeRTOS \u4efb\u52d9\u5275\u5efa\u548c\u7ba1\u7406\u908f\u8f2f\u3002\u6bcf\u500b\u7279\u5b9a\u7684\u4efb\u52d9\u985e\u5fc5\u9808\u5be6\u73ferun() \u65b9\u6cd5\u3002<br><br>\u8a08\u6578\u4efb\u52d9 CounterTask\uff1a\u6bcf\u79d2\u905e\u589e\u8a08\u6578\u5668\u4e26\u6253\u5370\u7576\u524d\u503c\u3002<br><br>\u6eab\u5ea6\u4efb\u52d9 TemperatureTask\uff1a\u6bcf5\u79d2\u6a21\u64ec\u4e00\u6b21\u6eab\u5ea6\u8b80\u53d6\u4e26\u6253\u5370\u3002<br><br>\u6fd5\u5ea6\u4efb\u52d9 HumidityTask\uff1a\u6bcf3\u79d2\u6a21\u64ec\u4e00\u6b21\u6fd5\u5ea6\u8b80\u53d6\u4e26\u6253\u5370\u3002<br><\/pre>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u7d50\u8ad6-1\">\u7de8\u8b6f\u8207\u71d2\u9304<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:0px\"><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center has-medium-font-size is-layout-flow wp-block-column-is-layout-flow\">\n<pre class=\"wp-block-preformatted\">\u5728 VSCode \u8996\u7a97\u6700\u4e0b\u65b9\u4e2d\u627e\u5230 \"ESP32-IDF : Build, Flash and Monitor\" ICON \u57f7\u884c\u548c\u71d2\u9304\u3002<\/pre>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u7d50\u8ad6-1-1\">\u7a0b\u5f0f\u904b\u884c\u6548\u679c<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:0px\"><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center has-medium-font-size is-layout-flow wp-block-column-is-layout-flow\">\n<pre class=\"wp-block-preformatted\">\u904b\u884c\u7a0b\u5f0f\u5f8c\uff0c\u60a8\u5c07\u5728\u7d42\u7aef\u6a5f\u4e2d\u770b\u5230\u4ee5\u4e0b\u8f38\u51fa\uff1a<\/pre>\n\n\n\n<pre class=\"wp-block-code has-black-color has-text-color has-link-color wp-elements-9888a24aa74c4d4fb446b34486bedb27\"><code lang=\"bash\" class=\"language-bash\">I (324) COUNTER_TASK: Counter value: 1\nI (1324) COUNTER_TASK: Counter value: 2\nI (2324) COUNTER_TASK: Counter value: 3\nI (3324) COUNTER_TASK: Counter value: 4\nI (4324) COUNTER_TASK: Counter value: 5\nI (5324) TEMP_TASK: Temperature: 25.60 \u00b0C\nI (5324) HUMIDITY_TASK: Humidity: 50.30 %\nI (6324) COUNTER_TASK: Counter value: 6\nI (7324) TEMP_TASK: Temperature: 26.10 \u00b0C\nI (7324) HUMIDITY_TASK: Humidity: 52.10 %\nI (8324) COUNTER_TASK: Counter value: 7\nI (9324) TEMP_TASK: Temperature: 25.80 \u00b0C\nI (9324) HUMIDITY_TASK: Humidity: 53.90 %\nI (10324) COUNTER_TASK: Counter value: 8\nI (11324) TEMP_TASK: Temperature: 27.30 \u00b0C\nI (11324) HUMIDITY_TASK: Humidity: 51.50 %<\/code><\/pre>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u7d50\u8ad6-1-1-1\">\u7d50\u8ad6<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:0px\"><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center has-medium-font-size is-layout-flow wp-block-column-is-layout-flow\">\n<pre class=\"wp-block-preformatted\">\u4f7f\u7528\u7e7c\u627f (Inheritance) \u5728 ESP32 \u4e0a\u69cb\u5efa\u4efb\u52d9\u7cfb\u7d71\uff0c\u7d50\u5408 FreeRTOS \u548cC++\uff0c\u63d0\u4f9b\u4e86\u4e00\u7a2e\u4e7e\u6de8\u3001\u6709\u7d44\u7e54\u4e14\u53ef\u64f4\u5c55\u7684\u4efb\u52d9\u7ba1\u7406\u65b9\u5f0f\u3002\u901a\u904e\u5b9a\u7fa9\u53ef\u91cd\u7528\u7684\u57fa\u985e\uff0c\u6211\u5011\u7c21\u5316\u4e86\u4efb\u52d9\u7684\u5275\u5efa\u548c\u7ba1\u7406\uff0c\u8b93\u4ee3\u78bc\u5eab\u66f4\u52a0\u53ef\u8b80\u3001\u53ef\u7dad\u8b77\u548c\u53ef\u64f4\u5c55\u3002\u7121\u8ad6\u4f60\u662f\u5728\u958b\u767c\u7c21\u55ae\u7684\u61c9\u7528\u7a0b\u5e8f\u9084\u662f\u8907\u96dc\u7684\u591a\u4efb\u52d9\u5d4c\u5165\u5f0f\u7cfb\u7d71\uff0c\u9019\u7a2e\u65b9\u6cd5\u90fd\u80fd\u8b93\u4f60\u9ad8\u6548\u5730\u8655\u7406 ESP32\u4e0a\u7684\u591a\u500b\u4efb\u52d9\u3002<br><br>\u5728\u5efa\u7acb\u4e86\u826f\u597d\u7d50\u69cb\u7684\u4efb\u52d9\u7cfb\u7d71\u5f8c\uff0c\u4f60\u53ef\u4ee5\u81ea\u4fe1\u5730\u63a2\u7d22\u66f4\u9ad8\u7d1a\u7684\u529f\u80fd\uff0c\u64f4\u5c55\u4f60\u7684 ESP32\u9805\u76ee\u3002\u795d\u7de8\u7a0b\u6109\u5feb\uff01<\/pre>\n<\/div>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator alignwide has-text-color has-palette-color-1-color has-alpha-channel-opacity has-palette-color-1-background-color has-background is-style-wide\"\/>\n","protected":false},"excerpt":{"rendered":"<p>\u7c21\u4ecb \u7e7c\u627f (Inheritance) \u662fC++\u7684\u4e00\u500b\u5f37\u5927\u7279\u6027\uff0c\u5b83\u986f\u8457\u589e\u5f37\u4e86\u9762\u5411\u5c0d\u8c61\u7de8\u7a0b\uff08OOP\uff09\u7684\u80fd\u529b\u3002\u7576\u5b83 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2773,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2,53,83],"tags":[61,27,63,20,60,10,64,11,62],"class_list":["post-2767","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-module","category-esp32","category-featured","tag-bluetooth","tag-c","tag-firmware","tag-hardware","tag-iot","tag-mcu","tag-module","tag-tutorial","tag-wifi"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/posts\/2767","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/comments?post=2767"}],"version-history":[{"count":11,"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/posts\/2767\/revisions"}],"predecessor-version":[{"id":2784,"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/posts\/2767\/revisions\/2784"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/media\/2773"}],"wp:attachment":[{"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/media?parent=2767"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/categories?post=2767"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/tags?post=2767"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}