{"id":3195,"date":"2024-12-13T14:47:35","date_gmt":"2024-12-13T06:47:35","guid":{"rendered":"https:\/\/saludpcb.com\/zh\/?p=3195"},"modified":"2025-09-26T06:15:59","modified_gmt":"2025-09-25T22:15:59","slug":"arduino-esp32-callback-button-events","status":"publish","type":"post","link":"https:\/\/saludpcb.com\/zh\/arduino-esp32-callback-button-events\/","title":{"rendered":"\u638c\u63e1 Arduino ESP32 Callback \u51fd\u6578 | \u6309\u9375\u4e8b\u4ef6\u8655\u7406\u5c31\u662f\u9019\u9ebc\u7c21\u55ae\uff01"},"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<p><strong>ESP32 Callback<\/strong> \u662f\u5d4c\u5165\u5f0f\u958b\u767c\u4e2d\u4e00\u500b\u5f37\u5927\u7684\u529f\u80fd\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u5728\u8655\u7406\u4e8b\u4ef6\u9a45\u52d5\u578b\u7684\u61c9\u7528\u6642\uff0c\u7c21\u5316\u4ee3\u78bc\u4e26\u63d0\u9ad8\u6548\u7387\u3002\u5c24\u5176\u5728\u8655\u7406\u786c\u9ad4\u4ea4\u4e92\u5982\u6309\u9375\u4e8b\u4ef6\u6642\uff0cCallback \u51fd\u6578\u53ef\u4ee5\u8b93\u6211\u5011\u7684\u7a0b\u5f0f\u66f4\u5177\u53ef\u8b80\u6027\u8207\u64f4\u5c55\u6027\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528\u5728\u00a0<strong>Arduino IDE \u4e0b\u4f7f\u7528 Callback \u51fd\u6578<\/strong>\u00a0\u4f86\u7c21\u55ae\u9ad8\u6548\u5730\u8655\u7406\u6309\u9375\u4e8b\u4ef6\uff0c\u4e26\u63a2\u8a0e Callback \u51fd\u6578\u7684\u6982\u5ff5\u3001\u512a\u7f3a\u9ede\u4ee5\u53ca\u5982\u4f55\u61c9\u7528\u5728\u5be6\u969b\u958b\u767c\u4e2d\u3002<\/p>\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\/12\/Master-Arduino-ESP32-Callback-Functions-Handling-Button-Events-Made-Easy.jpg\" alt=\"ESP32 Callback\" class=\"wp-image-3199\" title=\"\" srcset=\"https:\/\/saludpcb.com\/zh\/wp-content\/uploads\/2024\/12\/Master-Arduino-ESP32-Callback-Functions-Handling-Button-Events-Made-Easy.jpg 1024w, https:\/\/saludpcb.com\/zh\/wp-content\/uploads\/2024\/12\/Master-Arduino-ESP32-Callback-Functions-Handling-Button-Events-Made-Easy-768x768.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\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=\"#introduction\">\u7c21\u4ecb<\/a><\/li><li class=\"\"><a href=\"#\u4ec0\u9ebc\u662f-touch-sensor\uff1f\">\u4ec0\u9ebc\u662f Callback \u51fd\u6578\uff1f<\/a><\/li><li class=\"\"><a href=\"#\u70ba\u4ec0\u9ebc\u9700\u8981\u4e8b\u4ef6\u9a45\u52d5\u7684-uart\uff1f\">Callback \u51fd\u6578\u7684\u512a\u7f3a\u9ede<\/a><\/li><li class=\"\"><a href=\"#why-use-dma-and-i-2-s-with-adc-on-esp-32\">\u958b\u767c\u74b0\u5883<\/a><\/li><li class=\"\"><a href=\"#1-\u521d\u59cb\u5316-uart-\u914d\u7f6e\">\u4f7f\u7528 Arduino ESP32 Callback \u8655\u7406\u6309\u9375\u4e8b\u4ef6<\/a><\/li><li class=\"\"><a href=\"#\u7c21\u55ae\u89e3\u91cb\uff1a\">\u7a0b\u5f0f\u78bc\u89e3\u8aaa<\/a><\/li><li class=\"\"><a href=\"#6\">\u8f38\u51fa<\/a><\/li><li class=\"\"><a href=\"#conclusion\">\u7d50\u8ad6<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"introduction\">\u7c21\u4ecb<\/h2>\n\n\n\n<p>\u5728\u958b\u767c&nbsp;<strong>ESP32<\/strong>&nbsp;\u9805\u76ee\u6642\uff0c\u5982\u4f55\u9ad8\u6548\u5730\u8655\u7406\u786c\u9ad4\u4e8b\u4ef6\uff0c\u5c24\u5176\u662f\u6309\u9375\u4e8b\u4ef6\uff0c\u901a\u5e38\u662f\u4e00\u5927\u6311\u6230\u3002\u50b3\u7d71\u7684\u8655\u7406\u65b9\u5f0f\u53ef\u80fd\u9700\u8981\u4f7f\u7528\u7e41\u7463\u7684\u8f2a\u8a62\u6280\u8853\uff0c\u9019\u6703\u589e\u52a0\u4ee3\u78bc\u8907\u96dc\u5ea6\u4e26\u964d\u4f4e\u7cfb\u7d71\u6548\u80fd\u3002\u800c&nbsp;<strong>Arduino IDE<\/strong>&nbsp;\u4f5c\u70ba\u4e00\u500b\u7c21\u55ae\u6613\u7528\u7684\u958b\u767c\u74b0\u5883\uff0c\u5176\u5be6\u4e5f\u5b8c\u5168\u652f\u63f4&nbsp;<strong>Callback \u51fd\u6578<\/strong>\uff0c\u9019\u4f7f\u5f97\u8655\u7406\u786c\u9ad4\u4e8b\u4ef6\u8b8a\u5f97\u66f4\u52a0\u9ad8\u6548\u548c\u7c21\u55ae\u3002<\/p>\n\n\n\n<p><strong>Callback \u51fd\u6578<\/strong>&nbsp;\u662f\u4e8b\u4ef6\u9a45\u52d5\u7de8\u7a0b\u4e2d\u7684\u4e00\u7a2e\u5e38\u898b\u65b9\u6cd5\uff0c\u5b83\u5141\u8a31\u958b\u767c\u8005\u5728\u7279\u5b9a\u4e8b\u4ef6\u767c\u751f\u6642\uff0c\u5c07\u63a7\u5236\u6b0a\u4ea4\u7d66\u9810\u5b9a\u7fa9\u7684\u51fd\u6578\u3002\u9019\u7a2e\u65b9\u6cd5\u4e0d\u50c5\u6e1b\u5c11\u4e86\u4ee3\u78bc\u7684\u91cd\u8907\u6027\uff0c\u9084\u80fd\u6709\u6548\u63d0\u9ad8\u7a0b\u5f0f\u7684\u53ef\u8b80\u6027\u8207\u7dad\u8b77\u6027\u3002\u96d6\u7136\u5728&nbsp;<strong>Arduino IDE<\/strong>&nbsp;\u4e2d\uff0c\u5f88\u591a\u4eba\u5c0d\u65bc\u56de\u8abf\u51fd\u6578\u7684\u6982\u5ff5\u611f\u5230\u964c\u751f\uff0c\u4f46\u5be6\u969b\u4e0a\uff0c\u7121\u8ad6\u662f&nbsp;<strong>ESP32<\/strong>&nbsp;\u9084\u662f\u5176\u4ed6 Arduino \u652f\u63f4\u7684\u5fae\u63a7\u5236\u5668\uff0c\u90fd\u80fd\u8f15\u9b06\u5be6\u73fe\u9019\u4e00\u529f\u80fd\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u4ec0\u9ebc\u662f-touch-sensor\uff1f\">\u4ec0\u9ebc\u662f Callback \u51fd\u6578\uff1f<\/h2>\n\n\n\n<p>\u5728\u7a0b\u5f0f\u8a2d\u8a08\u4e2d\uff0c<strong>Callback \u51fd\u6578<\/strong>\uff08\u56de\u8abf\u51fd\u6578\uff09\u662f\u4e00\u7a2e\u901a\u904e\u5c07\u51fd\u6578\u6307\u91dd\u4f5c\u70ba\u53c3\u6578\u50b3\u905e\u7d66\u53e6\u4e00\u500b\u51fd\u6578\uff0c\u5f9e\u800c\u5728\u7279\u5b9a\u4e8b\u4ef6\u6216\u689d\u4ef6\u4e0b\u57f7\u884c\u7684\u51fd\u6578\u3002\u63db\u53e5\u8a71\u8aaa\uff0c\u7576\u67d0\u500b\u4e8b\u4ef6\u767c\u751f\u6642\uff0c\u7cfb\u7d71\u6703\u300c\u56de\u8abf\u300d\u6307\u5b9a\u7684\u51fd\u6578\u4f86\u8655\u7406\u9019\u4e9b\u4e8b\u4ef6\u3002<\/p>\n\n\n\n<p>\u5c0d\u65bc&nbsp;<strong>ESP32<\/strong>&nbsp;\u958b\u767c\u4f86\u8aaa\uff0cCallback \u51fd\u6578\u901a\u5e38\u7528\u4f86\u8655\u7406\u7570\u6b65\u4e8b\u4ef6\uff0c\u4f8b\u5982\u6309\u9375\u6309\u4e0b\u3001\u8a0a\u865f\u63a5\u6536\u6216\u5176\u4ed6\u786c\u9ad4\u4ea4\u4e92\u3002ESP32 \u7684 GPIO\uff08\u901a\u7528\u8f38\u5165\u8f38\u51fa\uff09\u53ef\u4ee5\u8a2d\u7f6e\u4e2d\u65b7\u4e8b\u4ef6\uff0c\u4e26\u5728\u6309\u9375\u6309\u4e0b\u6216\u91cb\u653e\u6642\u89f8\u767c\u56de\u8abf\u51fd\u6578\u3002<\/p>\n\n\n\n<p>\u5728&nbsp;<strong>Arduino ESP32<\/strong>&nbsp;\u958b\u767c\u4e2d\uff0cCallback \u51fd\u6578\u7684\u8a2d\u7f6e\u975e\u5e38\u76f4\u89c0\u3002\u901a\u904e\u7c21\u55ae\u7684\u8a2d\u7f6e\uff0c\u6211\u5011\u53ef\u4ee5\u5c07\u8655\u7406\u6309\u9375\u4e8b\u4ef6\u7684\u4ee3\u78bc\u8207\u5176\u4ed6\u90e8\u5206\u7684\u7a0b\u5f0f\u908f\u8f2f\u5206\u96e2\uff0c\u5f9e\u800c\u4f7f\u4ee3\u78bc\u66f4\u52a0\u6a21\u584a\u5316\u3001\u6613\u65bc\u7dad\u8b77\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u70ba\u4ec0\u9ebc\u9700\u8981\u4e8b\u4ef6\u9a45\u52d5\u7684-uart\uff1f\">Callback \u51fd\u6578\u7684\u512a\u7f3a\u9ede<\/h2>\n\n\n\n<p><strong>\u512a\u9ede\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7c21\u5316\u4ee3\u78bc<\/strong>\uff1aCallback \u51fd\u6578\u4f7f\u5f97\u6211\u5011\u53ef\u4ee5\u5728\u4e8b\u4ef6\u767c\u751f\u6642\u81ea\u52d5\u89f8\u767c\u76f8\u61c9\u7684\u8655\u7406\u908f\u8f2f\uff0c\u907f\u514d\u4e86\u5927\u91cf\u7684\u5faa\u74b0\u6aa2\u67e5\u8207\u689d\u4ef6\u5224\u65b7\u3002<\/li>\n\n\n\n<li><strong>\u7570\u6b65\u8655\u7406<\/strong>\uff1aCallback \u51fd\u6578\u901a\u5e38\u5728\u4e8b\u4ef6\u767c\u751f\u6642\u88ab\u8abf\u7528\uff0c\u9019\u610f\u5473\u8457\u4e0d\u9700\u8981\u7b49\u5f85\u5176\u4ed6\u64cd\u4f5c\u5b8c\u6210\uff0c\u5f9e\u800c\u63d0\u5347\u7a0b\u5e8f\u7684\u97ff\u61c9\u901f\u5ea6\u548c\u6548\u7387\u3002<\/li>\n\n\n\n<li><strong>\u63d0\u9ad8\u53ef\u8b80\u6027\u8207\u7dad\u8b77\u6027<\/strong>\uff1a\u5c07\u4e8b\u4ef6\u8655\u7406\u908f\u8f2f\u62bd\u8c61\u5316\uff0c\u80fd\u4f7f\u4ee3\u78bc\u66f4\u7c21\u6f54\u3001\u66f4\u6613\u8b80\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u7570\u6b65\u4e8b\u4ef6\u6642\u3002<\/li>\n\n\n\n<li><strong>\u9748\u6d3b\u6027<\/strong>\uff1aCallback \u51fd\u6578\u8b93\u958b\u767c\u8005\u80fd\u5920\u70ba\u4e0d\u540c\u7684\u4e8b\u4ef6\u6307\u5b9a\u4e0d\u540c\u7684\u8655\u7406\u65b9\u5f0f\uff0c\u5f9e\u800c\u5927\u5927\u63d0\u9ad8\u4e86\u7a0b\u5f0f\u7684\u9748\u6d3b\u6027\u548c\u53ef\u64f4\u5c55\u6027\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u7f3a\u9ede\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u932f\u8aa4\u8655\u7406<\/strong>\uff1a\u7531\u65bc\u7570\u6b65\u57f7\u884c\uff0c\u932f\u8aa4\u8655\u7406\u6a5f\u5236\u53ef\u80fd\u4e0d\u5982\u540c\u6b65\u7a0b\u5f0f\u76f4\u89c0\uff0c\u9019\u53ef\u80fd\u6703\u4f7f\u932f\u8aa4\u7684\u8ddf\u8e2a\u8b8a\u5f97\u66f4\u5177\u6311\u6230\u6027\u3002<\/li>\n\n\n\n<li><strong>\u8abf\u8a66\u56f0\u96e3<\/strong>\uff1a\u7531\u65bc\u4e8b\u4ef6\u7684\u8655\u7406\u662f\u7570\u6b65\u7684\uff0c\u8abf\u8a66 Callback \u51fd\u6578\u6642\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u6311\u6230\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u8907\u96dc\u7684\u4e8b\u4ef6\u6642\u3002<\/li>\n\n\n\n<li><strong>\u904e\u5ea6\u4f7f\u7528\u53ef\u80fd\u589e\u52a0\u8907\u96dc\u6027<\/strong>\uff1a\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u904e\u591a\u7684 Callback \u51fd\u6578\u53ef\u80fd\u6703\u5c0e\u81f4\u4ee3\u78bc\u904e\u65bc\u5206\u6563\uff0c\u96e3\u4ee5\u7406\u89e3\u548c\u7dad\u8b77\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"why-use-dma-and-i-2-s-with-adc-on-esp-32\">\u958b\u767c\u74b0\u5883<\/h2>\n\n\n\n<p>\u5728\u958b\u59cb\u7de8\u7a0b\u4e4b\u524d\uff0c\u8acb\u78ba\u4fdd\u5df2\u5b8c\u6210\u4ee5\u4e0b\u6e96\u5099\u5de5\u4f5c\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5b89\u88dd <a href=\"https:\/\/www.arduino.cc\" target=\"_blank\" rel=\"noopener\">Arduino IDE<\/a> \u548c <a href=\"https:\/\/saludpcb.com\/zh\/quick-easy-steps-to-use-arduino-ide-for-esp32-ble\/\">ESP32<\/a> \u958b\u767c\u74b0\u5883\u3002<\/li>\n\n\n\n<li><a href=\"https:\/\/saludpcb.com\/zh\/esp32-devkit-module-pinout\/\">ESP32 \u958b\u767c\u677f<\/a>\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"1-\u521d\u59cb\u5316-uart-\u914d\u7f6e\"><strong>\u4f7f\u7528 Arduino ESP32 Callback \u8655\u7406\u6309\u9375\u4e8b\u4ef6<\/strong><\/h2>\n\n\n\n<p>\u4f7f\u7528\u00a0<strong>ESP32 Callback \u51fd\u6578<\/strong>\u00a0\u8655\u7406\u6309\u9375\u4e8b\u4ef6\u975e\u5e38\u7c21\u55ae\u3002\u4f60\u53ea\u9700\u8981\u8a2d\u5b9a\u597d GPIO \u8173\u4f4d\u4e26\u8a3b\u518a\u4e00\u500b\u4e2d\u65b7\u56de\u8abf\u51fd\u6578\uff0c\u9019\u6a23\u7576\u6309\u9375\u88ab\u6309\u4e0b\u6216\u91cb\u653e\u6642\uff0c\u5c0d\u61c9\u7684\u8655\u7406\u51fd\u6578\u5c31\u6703\u88ab\u81ea\u52d5\u89f8\u767c\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"cpp\" class=\"language-cpp\">const int buttonPin = 15;  \/\/ GPIO pin connected to the button\nvolatile bool buttonPressed = false;  \/\/ Variable to store the button state\n\n\/\/ Callback function for button press events\nvoid IRAM_ATTR handleButtonPress() {\n    buttonPressed = true;  \/\/ Set the button pressed state\n}\n\nvoid setup() {\n    Serial.begin(115200);  \/\/ Start serial communication\n    pinMode(buttonPin, INPUT_PULLUP);  \/\/ Configure the button pin as input with an internal pull-up resistor\n\n    \/\/ Attach the interrupt and register the callback function\n    attachInterrupt(buttonPin, handleButtonPress, FALLING);\n    Serial.println(\"Press the button to trigger an event...\");\n}\n\nvoid loop() {\n    if (buttonPressed) {\n        Serial.println(\"Button pressed!\");\n        buttonPressed = false;  \/\/ Reset the button state for the next detection\n    }\n    delay(100);  \/\/ Debounce delay\n}<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u7c21\u55ae\u89e3\u91cb\uff1a\">\u7a0b\u5f0f\u78bc\u89e3\u8aaa<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>GPIO \u8a2d\u7f6e<\/strong>\uff1a\u4f7f\u7528\u00a0<code>pinMode<\/code>\u00a0\u8a2d\u7f6e GPIO \u8173\u4f4d\u70ba\u8f38\u5165\u6a21\u5f0f\uff0c\u4e26\u555f\u7528\u5167\u5efa\u4e0a\u62c9\u96fb\u963b\u3002\u9019\u6a23\u6309\u9375\u6309\u4e0b\u6642\u6703\u751f\u6210\u4e00\u500b\u4f4e\u96fb\u5e73\uff08FALLING\uff09\u3002<\/li>\n\n\n\n<li><strong>\u8a3b\u518a\u4e2d\u65b7<\/strong>\uff1a\u4f7f\u7528\u00a0<code>attachInterrupt<\/code>\u00a0\u51fd\u6578\uff0c\u5c07\u6309\u9375\u7684\u6309\u4e0b\u4e8b\u4ef6\u8207\u56de\u8abf\u51fd\u6578\u00a0<code>handleButtonPress<\/code>\u00a0\u7d81\u5b9a\u3002\u7576 GPIO 15 \u8173\u4f4d\u5075\u6e2c\u5230\u4f4e\u96fb\u5e73\uff08\u6309\u4e0b\uff09\u6642\uff0c\u6703\u89f8\u767c\u56de\u8abf\u51fd\u6578\u3002<\/li>\n\n\n\n<li><strong>\u56de\u8abf\u51fd\u6578<\/strong>\uff1a<code>handleButtonPress<\/code>\u00a0\u6703\u5c07\u00a0<code>buttonPressed<\/code>\u00a0\u8a2d\u7f6e\u70ba\u00a0<code>true<\/code>\uff0c\u8868\u793a\u6309\u9375\u88ab\u6309\u4e0b\u3002\u4e3b\u5faa\u74b0\u6703\u6aa2\u67e5\u9019\u500b\u6a19\u8a8c\uff0c\u4e26\u5728\u6309\u4e0b\u6642\u6253\u5370\u76f8\u61c9\u4fe1\u606f\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"6\">\u8f38\u51fa<\/h2>\n\n\n\n<p>\u7576\u4f60\u904b\u884c\u9019\u6bb5\u7a0b\u5f0f\u6642\uff0c<strong>Serial Monitor<\/strong>&nbsp;\u6703\u986f\u793a\u4ee5\u4e0b\u8f38\u51fa\uff0c\u5047\u8a2d\u4f60\u6309\u4e0b\u6309\u9375\u4e26\u91cb\u653e\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u555f\u52d5\u6642\u8f38\u51fa<\/strong>\uff1a<br>\u7576\u7a0b\u5f0f\u555f\u52d5\u4e26\u521d\u59cb\u5316\u6642\uff0c\u6703\u8f38\u51fa\u4ee5\u4e0b\u8a0a\u606f\uff1a\n<ul class=\"wp-block-list\">\n<li><code>Press the button to trigger an event...<\/code><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u6309\u4e0b\u6309\u9375\u6642\u7684\u8f38\u51fa<\/strong>\uff1a<br>\u6bcf\u6b21\u6309\u4e0b\u6309\u9375\u5f8c\uff0c<code>handleButtonPress<\/code>\u00a0\u56de\u8abf\u51fd\u6578\u6703\u8a2d\u7f6e\u00a0<code>buttonPressed<\/code>\u00a0\u70ba\u00a0<code>true<\/code>\uff0c\u4e26\u89f8\u767c\u4e3b\u5faa\u74b0\u4e2d\u7684\u689d\u4ef6\u3002<br>\u5047\u8a2d\u4f60\u6309\u4e0b\u6309\u9375\u4e00\u6b21\uff0cSerial Monitor \u4e2d\u6703\u986f\u793a\uff1a\n<ul class=\"wp-block-list\">\n<li><code>Button pressed!<\/code><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u6301\u7e8c\u8f38\u5165\u7684\u884c\u70ba<\/strong>\uff1a<br>\u5982\u679c\u4f60\u5feb\u901f\u591a\u6b21\u6309\u4e0b\u6309\u9375\uff0c\u6bcf\u6b21\u6309\u4e0b\u90fd\u6703\u6709\u985e\u4f3c\u7684\u8f38\u51fa\uff0c\u4f8b\u5982\uff1a\n<ul class=\"wp-block-list\">\n<li><code>Button pressed! <\/code><\/li>\n\n\n\n<li><code>Button pressed! <\/code><\/li>\n\n\n\n<li><code>Button pressed!<\/code><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u91cd\u8907\u884c\u70ba<\/strong>\uff1a<br>\u7a0b\u5f0f\u6703\u5728\u6bcf\u6b21\u6309\u4e0b\u6309\u9375\u5f8c\uff0c\u8655\u7406\u4e8b\u4ef6\u4e26\u6e05\u9664\u00a0<code>buttonPressed<\/code>\u00a0\u6a19\u8a8c\uff0c\u56e0\u6b64\u6703\u78ba\u4fdd\u6bcf\u6b21\u6309\u9375\u4e8b\u4ef6\u53ea\u8655\u7406\u4e00\u6b21\uff0c\u907f\u514d\u91cd\u8907\u8f38\u51fa\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u63d0\u793a<\/strong>\uff1a\u5982\u679c\u4f60\u9700\u8981\u89c0\u5bdf\u8f38\u51fa\u7d50\u679c\uff0c\u8acb\u78ba\u4fdd\u5728\u00a0<strong>Arduino IDE<\/strong>\u00a0\u4e2d\u6253\u958b\u00a0<strong>Serial Monitor<\/strong>\uff08\u4f4d\u65bc\u53f3\u4e0a\u89d2\u7684\u653e\u5927\u93e1\u5716\u6a19\uff09\uff0c\u4e26\u5c07\u6ce2\u7279\u7387\u8a2d\u7f6e\u70ba\u00a0<strong>115200<\/strong>\uff0c\u4ee5\u5339\u914d\u7a0b\u5f0f\u4e2d\u7684\u00a0<code>Serial.begin(115200);<\/code>\u00a0\u8a2d\u5b9a\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"conclusion\">\u7d50\u8ad6<\/h2>\n\n\n\n<p>\u5229\u7528\u00a0<strong><a href=\"https:\/\/saludpcb.com\/zh\/arduino-ide-quick-start\/\">Arduino<\/a> <a href=\"https:\/\/docs.espressif.com\/projects\/esp-idf\/en\/v5.3.2\/esp32\/api-reference\/peripherals\/gpio.html\" target=\"_blank\" rel=\"noopener\">ESP32 Callback<\/a> \u51fd\u6578<\/strong>\u00a0\u8655\u7406\u6309\u9375\u4e8b\u4ef6\u80fd\u5927\u5927\u7c21\u5316\u4e8b\u4ef6\u9a45\u52d5\u578b\u61c9\u7528\u7684\u958b\u767c\u904e\u7a0b\u3002Callback \u51fd\u6578\u4e0d\u50c5\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u78bc\u7684\u53ef\u8b80\u6027\u548c\u7dad\u8b77\u6027\uff0c\u9084\u80fd\u4f7f\u5f97\u4e8b\u4ef6\u8655\u7406\u66f4\u70ba\u9ad8\u6548\u3002\u96d6\u7136\u5b83\u6709\u4e00\u4e9b\u6f5b\u5728\u7684\u7f3a\u9ede\uff0c\u4f46\u5728\u5927\u591a\u6578\u60c5\u6cc1\u4e0b\uff0c\u4f7f\u7528 Callback \u51fd\u6578\u80fd\u5920\u8b93\u6211\u5011\u66f4\u597d\u5730\u8655\u7406\u7570\u6b65\u4e8b\u4ef6\uff0c\u5c24\u5176\u662f\u5728\u6309\u9375\u8f38\u5165\u7b49\u5e38\u898b\u5834\u666f\u4e2d\u3002<\/p>\n\n\n\n<p>\u73fe\u5728\uff0c\u901a\u904e\u9019\u500b\u7c21\u55ae\u7684\u7bc4\u4f8b\uff0c\u4f60\u61c9\u8a72\u80fd\u5920\u958b\u59cb\u5728\u4f60\u7684&nbsp;<strong>ESP32<\/strong>&nbsp;\u9805\u76ee\u4e2d\u61c9\u7528 Callback \u51fd\u6578\uff0c\u7c21\u5316\u6309\u9375\u4e8b\u4ef6\u7684\u8655\u7406\uff01<\/p>\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\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>ESP32 Callback \u662f\u5d4c\u5165\u5f0f\u958b\u767c\u4e2d\u4e00\u500b\u5f37\u5927\u7684\u529f\u80fd\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u5728\u8655\u7406\u4e8b\u4ef6\u9a45\u52d5\u578b\u7684\u61c9\u7528\u6642\uff0c\u7c21\u5316\u4ee3\u78bc\u4e26 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3200,"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-3195","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\/3195","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=3195"}],"version-history":[{"count":4,"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/posts\/3195\/revisions"}],"predecessor-version":[{"id":3201,"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/posts\/3195\/revisions\/3201"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/media\/3200"}],"wp:attachment":[{"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/media?parent=3195"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/categories?post=3195"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/saludpcb.com\/zh\/wp-json\/wp\/v2\/tags?post=3195"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}