{"id":2469,"date":"2024-07-22T17:20:59","date_gmt":"2024-07-22T09:20:59","guid":{"rendered":"https:\/\/saludpcb.com\/zh\/?p=2469"},"modified":"2024-12-03T09:59:24","modified_gmt":"2024-12-03T01:59:24","slug":"implementing-multi-task-using-esp32s-freertos","status":"publish","type":"post","link":"https:\/\/saludpcb.com\/zh\/implementing-multi-task-using-esp32s-freertos\/","title":{"rendered":"\u4f7f\u7528 ESP32 \u7684 FreeRTOS \u5be6\u73fe\u591a\u4efb\u52d9"},"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<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=\"#\u5b89\u88dd-vs-code-\u548c-esp-idf-vs-code-\u64f4\u5c55\">\u5b89\u88dd VSCode \u548c ESP-IDF VSCode \u64f4\u5c55<\/a><\/li><li class=\"\"><a href=\"#esp-32-dev-kit-\u958b\u767c\u6a21\u7d44\">ESP32 DevKit \u958b\u767c\u6a21\u7d44<\/a><\/li><li class=\"\"><a href=\"#\u65b0\u5efa-esp-32-\u5c08\u6848\">\u65b0\u5efa ESP32 \u5c08\u6848<\/a><\/li><li class=\"\"><a href=\"#\u4f7f\u7528-x-task-create\">\u4f7f\u7528 xTaskCreate<\/a><\/li><li class=\"\"><a href=\"#\u7de8\u5beb\u4ee3\u78bc\">\u7de8\u5beb\u4ee3\u78bc<\/a><\/li><li class=\"\"><a href=\"#\u7de8\u8b6f\u548c\u71d2\u9304\">\u7de8\u8b6f\u548c\u71d2\u9304<\/a><\/li><li class=\"\"><a href=\"#\u67e5\u770b\u7d50\u679c\">\u67e5\u770b\u7d50\u679c<\/a><\/li><li class=\"\"><a href=\"#\u7d50\u8ad6\">\u7d50\u8ad6<\/a><\/li><\/ul><\/nav><\/div>\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\">\u4f7f\u7528 ESP-IDF\uff08Espressif IoT Development Framework\uff09\u5beb\u591a\u4efb\u52d9\u7a0b\u5f0f\uff0c\u4e3b\u8981\u662f\u5229\u7528 FreeRTOS \u63d0\u4f9b\u7684\u591a\u4efb\u52d9\u7ba1\u7406\u529f\u80fd\u3002ESP32 \u7684\u591a\u4efb\u52d9\u7ba1\u7406\u662f\u57fa\u65bc FreeRTOS \u5be6\u73fe\u7684\uff0c\u56e0\u6b64\u60a8\u53ef\u4ee5\u5229\u7528 FreeRTOS \u63d0\u4f9b\u7684 API \u4f86\u5275\u5efa\u548c\u7ba1\u7406\u591a\u500b\u4efb\u52d9\u3002<\/pre>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u5b89\u88dd-vs-code-\u548c-esp-idf-vs-code-\u64f4\u5c55\">\u5b89\u88dd VSCode \u548c ESP-IDF VSCode \u64f4\u5c55<\/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\">\u78ba\u4fdd\u4f60\u5df2\u7d93\u5b89\u88dd\u548c\u914d\u7f6e\u597d\u4e86 ESP-IDF \u958b\u767c\u74b0\u5883\u3002\u60a8\u4e5f\u53ef\u4ee5\u53c3\u8003 <a href=\"https:\/\/saludpcb.com\/zh\/esp32-tutorial-esp-idf-with-vscode\/\">ESP32 \u5165\u9580\u5230\u7cbe\u901a \u2013 \u5728 VSCode \u5b89\u88dd ESP-IDF \u63d2\u4ef6<\/a> \u9019\u7bc7\u6587\u7ae0\u3002<\/pre>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"esp-32-dev-kit-\u958b\u767c\u6a21\u7d44\">ESP32 DevKit \u958b\u767c\u6a21\u7d44<\/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\">\u9078\u64c7\u4e00\u500b ESP32 \u6a21\u7d44\u5982 <a href=\"https:\/\/www.espressif.com\/en\/products\/modules\" target=\"_blank\" rel=\"noopener\">ESP32 DevKitC V4<\/a>\u3002<\/pre>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u65b0\u5efa-esp-32-\u5c08\u6848\">\u65b0\u5efa ESP32 \u5c08\u6848<\/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\">\u5229\u7528\u5728 VSCode \u7684 IDF \u63d2\u4ef6\u4f86\u65b0\u5efa\u4e00\u500b ESP32 \u5c08\u6848\u53ef\u53c3\u8003 <a href=\"https:\/\/saludpcb.com\/zh\/esp32-tutorial-how-to-create-an-esp32-project-with-vscode\/\">ESP32 \u5165\u9580\u5230\u7cbe\u901a \u2013 \u5982\u4f55\u7528 VSCode \u5275\u5efa ESP32 \u5c08\u6848<\/a>\u3002<\/pre>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u4f7f\u7528-x-task-create\">\u4f7f\u7528 xTaskCreate<\/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\">\u5229\u7528 FreeRTOS \u63d0\u4f9b\u7684\u51fd\u6578\u7528\u4f86\u5275\u5efa\u4e00\u500b\u65b0\u7684\u4efb\u52d9\u3002\u5b83\u7684\u53c3\u6578\u5305\u62ec\u4efb\u52d9\u51fd\u6578\u6307\u91dd\u3001\u4efb\u52d9\u540d\u7a31\u3001\u4efb\u52d9\u5806\u68e7\u5927\u5c0f\u3001\u4efb\u52d9\u53c3\u6578\u3001\u4efb\u52d9\u512a\u5148\u7d1a\u548c\u4efb\u52d9\u53e5\u67c4\u3002<\/pre>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u7de8\u5beb\u4ee3\u78bc\">\u7de8\u5beb\u4ee3\u78bc<\/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-code\"><code lang=\"c\" class=\"language-c\">#include &lt;stdio.h>\n#include \"freertos\/FreeRTOS.h\"\n#include \"freertos\/task.h\"\n#include \"esp_system.h\"\n#include \"esp_log.h\"\n#include \"time.h\"\n\n\/\/ Define log tags for tasks\nstatic const char *TAG1 = \"Task1\";\nstatic const char *TAG2 = \"Task2\";\n\n\/\/ Get current time\nconst char* get_time_string() {\n    static char time_str[64];\n    time_t now;\n    struct tm timeinfo;\n    time(&amp;now);\n    localtime_r(&amp;now, &amp;timeinfo);\n    strftime(time_str, sizeof(time_str), \"%H:%M:%S\", &amp;timeinfo);\n    return time_str;\n}\n\nvoid task1(void *parameter)\n{\n    while (1)\n    {\n        ESP_LOGI(TAG1, \"[%s] Task 1 is running\", get_time_string());\n        vTaskDelay(1000 \/ portTICK_PERIOD_MS); \/\/ Delay for 1000 ms\n    }\n}\n\nvoid task2(void *parameter)\n{\n    while (1)\n    {\n        ESP_LOGI(TAG2, \"[%s] Task 2 is running\", get_time_string());\n        vTaskDelay(2000 \/ portTICK_PERIOD_MS); \/\/ Delay for 2000 ms\n    }\n}\n\nvoid app_main()\n{\n    \/\/ Create the task-1\n    xTaskCreate(&amp;task1, \"Task 1\", 2048, NULL, 1, NULL);\n    \n    \/\/ Create the task-2\n    xTaskCreate(&amp;task2, \"Task 2\", 2048, NULL, 1, NULL);\n}<\/code><\/pre>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u7de8\u8b6f\u548c\u71d2\u9304\">\u7de8\u8b6f\u548c\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 \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=\"\u67e5\u770b\u7d50\u679c\">\u67e5\u770b\u7d50\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\">\u4f7f\u7528 esp_log \u5728 ESP32 \u4e0a\u57f7\u884c\uff0c\u5247\u5728\u4e32\u53e3\u76e3\u63a7\u5668\u4e2d\u986f\u793a\u4ee5\u4e0b\u65e5\u8a8c\u8f38\u51fa\u5982\u4e0b\u6240\u793a...<\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"bash\" class=\"language-bash\">I (1314) Task1: [00:00:01] Task 1 is running\nI (2314) Task2: [00:00:02] Task 2 is running\nI (2314) Task1: [00:00:02] Task 1 is running\nI (3314) Task1: [00:00:03] Task 1 is running\nI (4314) Task2: [00:00:04] Task 2 is running\nI (4314) Task1: [00:00:04] Task 1 is running\nI (5314) Task1: [00:00:05] Task 1 is running\nI (6314) Task2: [00:00:06] Task 2 is running\nI (6314) Task1: [00:00:06] Task 1 is running\nI (7314) Task1: [00:00:07] Task 1 is running\nI (8314) Task2: [00:00:08] Task 2 is running\nI (8314) Task1: [00:00:08] Task 1 is running\nI (9314) Task1: [00:00:09] Task 1 is running\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\">\u5728 FreeRTOS \u7cfb\u7d71\u4e2d\uff0ctask1 \u548c task2 \u662f\u7570\u6b65\u904b\u884c\u7684\uff0c\u9019\u8868\u793a\u8457\u5b83\u5011\u7684\u57f7\u884c\u4e26\u4e0d\u6703\u540c\u6b65\u9032\u884c\u3002\u9019\u662f\u56e0\u70ba FreeRTOS \u4f7f\u7528\u6642\u9593\u7247\u8f2a\u8f49\u8abf\u5ea6\uff08Round-Robin Scheduling\uff09\u6216\u8005\u5176\u4ed6\u8abf\u5ea6\u7b56\u7565\u4f86\u7ba1\u7406\u4efb\u52d9\u7684\u904b\u884c\u4e14\u7531\u4ee5\u4e0a\u7684\u65e5\u8a8c\u7684\u8f38\u51fa\u53ef\u4ee5\u51fa\u7570\u6b65\u904b\u884c\u3002<\/pre>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u7d50\u8ad6\">\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\">\u901a\u904e\u4ee5\u4e0a\u6b65\u9a5f\u548c\u65b9\u6cd5\uff0c\u5c31\u80fd\u5920\u4f7f\u7528 VSCode \u4f86\u958b\u767c <a href=\"https:\/\/www.espressif.com\/en\/products\/modules\" target=\"_blank\" rel=\"noopener\">ESP32<\/a> \u7684\u61c9\u7528\u7a0b\u5f0f\uff0c\u4e26\u4e14\u4ee5 FreeRTOS \u5be6\u73fe\u591a\u4efb\u52d9\u3002\u5982\u679c\u6709\u4efb\u4f55\u932f\u8aa4\uff0c\u8acb\u6aa2\u67e5 ESP-IDF \u548c VSCode \u7b49\u7684\u914d\u7f6e\uff0c\u78ba\u4fdd\u8def\u5f91\u548c\u74b0\u5883\u8b8a\u91cf\u90fd\u8a2d\u7f6e\u6b63\u78ba\u3002<\/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 \u4f7f\u7528 ESP-IDF\uff08Espressif IoT Development Framework\uff09\u5beb\u591a\u4efb\u52d9\u7a0b [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2481,"comment_status":"open","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-2469","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\/2469","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=2469"}],"version-history":[{"count":8,"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/posts\/2469\/revisions"}],"predecessor-version":[{"id":2480,"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/posts\/2469\/revisions\/2480"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/media\/2481"}],"wp:attachment":[{"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/media?parent=2469"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/categories?post=2469"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/tags?post=2469"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}