{"id":10021215,"date":"2026-01-28T10:26:02","date_gmt":"2026-01-28T02:26:02","guid":{"rendered":"https:\/\/itmax.cn\/?p=10021215"},"modified":"2026-01-28T10:26:02","modified_gmt":"2026-01-28T02:26:02","slug":"%e8%be%be%e6%9e%97%e9%a1%bf%e7%ae%a1%e7%9a%84%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10021215","title":{"rendered":"\u8fbe\u6797\u987f\u7ba1\u7684\u57fa\u7840\u77e5\u8bc6"},"content":{"rendered":"<h2>\u8fbe\u6797\u987f\u7ba1\u7684\u57fa\u7840\u77e5\u8bc6<\/h2>\n<p>\u5927\u5bb6\u597d\uff0c\u6211\u662f\u826f\u8bb8\u3002<\/p>\n<p>\u5728\u5d4c\u5165\u5f0f\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u9700\u8981\u9a71\u52a8\u5404\u79cd\u8d1f\u8f7d\uff0c\u6bd4\u5982\u7ee7\u7535\u5668\u3001\u7535\u673a\u3001LED\u706f\u5e26\u7b49\u3002<\/p>\n<p>\u8fd9\u4e9b\u8d1f\u8f7d\u5f80\u5f80\u9700\u8981\u8f83\u5927\u7684\u7535\u6d41\uff0c\u800c\u5355\u7247\u673a\u7684IO\u53e3\u8f93\u51fa\u80fd\u529b\u6709\u9650\uff0c\u8fd9\u65f6\u5019\u5c31\u9700\u8981\u7528\u5230\u529f\u7387\u653e\u5927\u7535\u8def\u3002<\/p>\n<p>\u8fbe\u6797\u987f\u7ba1\uff08Darlington Transistor\uff09\u5c31\u662f\u4e00\u79cd\u975e\u5e38\u5b9e\u7528\u7684\u529f\u7387\u653e\u5927\u5668\u4ef6\uff0c\u5b83\u80fd\u591f\u63d0\u4f9b\u6781\u9ad8\u7684\u7535\u6d41\u589e\u76ca\uff0c\u8ba9\u6211\u4eec\u7528\u5f88\u5c0f\u7684\u57fa\u6781\u7535\u6d41\u5c31\u80fd\u63a7\u5236\u5f88\u5927\u7684\u8d1f\u8f7d\u7535\u6d41\u3002<\/p>\n<p>\u4eca\u5929\u6211\u5c31\u6765\u8be6\u7ec6\u804a\u804a\u8fbe\u6797\u987f\u7ba1\u7684\u76f8\u5173\u77e5\u8bc6\u3002<\/p>\n<h3>1. \u4ec0\u4e48\u662f\u8fbe\u6797\u987f\u7ba1<\/h3>\n<h4>1.1 \u8fbe\u6797\u987f\u7ba1\u7684\u7ed3\u6784<\/h4>\n<p>\u8fbe\u6797\u987f\u7ba1\uff0c\u53c8\u79f0\u8fbe\u6797\u987f\u6676\u4f53\u7ba1\u6216\u590d\u5408\u7ba1\uff0c\u662f\u7531\u4e24\u4e2a\u6216\u591a\u4e2a\u4e09\u6781\u7ba1\u6309\u7167\u7279\u5b9a\u65b9\u5f0f\u8fde\u63a5\u800c\u6210\u7684\u590d\u5408\u5668\u4ef6\u3002<\/p>\n<p>\u6700\u5e38\u89c1\u7684\u662f\u7531\u4e24\u4e2aNPN\u578b\u6216PNP\u578b\u4e09\u6781\u7ba1\u7ec4\u6210\u3002<\/p>\n<p>\u5176\u57fa\u672c\u8fde\u63a5\u65b9\u5f0f\u662f\uff1a\u7b2c\u4e00\u4e2a\u4e09\u6781\u7ba1\uff08\u79f0\u4e3a\u9a71\u52a8\u7ba1\uff09\u7684\u53d1\u5c04\u6781\u76f4\u63a5\u8fde\u63a5\u5230\u7b2c\u4e8c\u4e2a\u4e09\u6781\u7ba1\uff08\u79f0\u4e3a\u8f93\u51fa\u7ba1\uff09\u7684\u57fa\u6781\uff0c\u800c\u4e24\u4e2a\u4e09\u6781\u7ba1\u7684\u96c6\u7535\u6781\u8fde\u63a5\u5728\u4e00\u8d77\u4f5c\u4e3a\u590d\u5408\u7ba1\u7684\u96c6\u7535\u6781\u3002<\/p>\n<p>\u8fd9\u79cd\u8fde\u63a5\u65b9\u5f0f\u4f7f\u5f97\u7b2c\u4e00\u4e2a\u4e09\u6781\u7ba1\u7684\u8f93\u51fa\u7535\u6d41\u6210\u4e3a\u7b2c\u4e8c\u4e2a\u4e09\u6781\u7ba1\u7684\u8f93\u5165\u7535\u6d41\uff0c\u4ece\u800c\u5b9e\u73b0\u4e86\u7535\u6d41\u7684\u4e8c\u6b21\u653e\u5927\u3002<\/p>\n<p>\u5982\u679c\u7b2c\u4e00\u4e2a\u4e09\u6781\u7ba1\u7684\u7535\u6d41\u589e\u76ca\u662f\u03b21\uff0c\u7b2c\u4e8c\u4e2a\u4e09\u6781\u7ba1\u7684\u7535\u6d41\u589e\u76ca\u662f\u03b22\uff0c\u90a3\u4e48\u6574\u4e2a\u8fbe\u6797\u987f\u7ba1\u7684\u603b\u7535\u6d41\u589e\u76ca\u7ea6\u4e3a\u03b21\u00d7\u03b22\uff0c\u901a\u5e38\u53ef\u4ee5\u8fbe\u5230\u51e0\u767e\u751a\u81f3\u4e0a\u5343\u3002<\/p>\n<h4>1.2 \u8fbe\u6797\u987f\u7ba1\u7684\u7b26\u53f7<\/h4>\n<p>\u5728\u7535\u8def\u56fe\u4e2d\uff0c\u8fbe\u6797\u987f\u7ba1\u6709\u4e13\u95e8\u7684\u7b26\u53f7\u8868\u793a\u3002<\/p>\n<p>\u5bf9\u4e8eNPN\u578b\u8fbe\u6797\u987f\u7ba1\uff0c\u7b26\u53f7\u770b\u8d77\u6765\u50cf\u4e00\u4e2a\u666e\u901a\u7684NPN\u4e09\u6781\u7ba1\uff0c\u4f46\u5728\u5185\u90e8\u4f1a\u753b\u51fa\u4e24\u4e2a\u4e09\u6781\u7ba1\u7684\u8fde\u63a5\u5173\u7cfb\u3002<\/p>\n<p>\u6709\u4e9b\u5c01\u88c5\u597d\u7684\u8fbe\u6797\u987f\u7ba1\u82af\u7247\uff0c\u6bd4\u5982ULN2003\u3001TIP120\u7b49\uff0c\u5728\u7535\u8def\u56fe\u4e2d\u53ef\u80fd\u76f4\u63a5\u7528\u4e00\u4e2a\u4e09\u89d2\u5f62\u52a0\u7bad\u5934\u8868\u793a\uff0c\u5e76\u6807\u6ce8\u578b\u53f7\u3002<\/p>\n<h4>1.3 \u5e38\u89c1\u7684\u8fbe\u6797\u987f\u7ba1\u578b\u53f7<\/h4>\n<p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u5e38\u89c1\u7684\u8fbe\u6797\u987f\u7ba1\u578b\u53f7\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>TIP120\/TIP121\/TIP122\uff1aNPN\u578b\u8fbe\u6797\u987f\u7ba1\uff0c\u6700\u5927\u7535\u6d415A\uff0c\u5e38\u7528\u4e8e\u4e2d\u7b49\u529f\u7387\u573a\u5408<\/li>\n<li>TIP125\/TIP126\/TIP127\uff1aPNP\u578b\u8fbe\u6797\u987f\u7ba1\uff0c\u4e0eTIP120\u7cfb\u5217\u4e92\u8865<\/li>\n<li>ULN2003\/ULN2803\uff1a\u96c6\u6210\u4e867\u8def\/8\u8def\u8fbe\u6797\u987f\u7ba1\u9635\u5217\u7684\u82af\u7247\uff0c\u5185\u7f6e\u7eed\u6d41\u4e8c\u6781\u7ba1\uff0c\u7279\u522b\u9002\u5408\u9a71\u52a8\u7ee7\u7535\u5668\u3001\u6b65\u8fdb\u7535\u673a\u7b49\u611f\u6027\u8d1f\u8f7d<\/li>\n<li>BD681\/BD682\uff1a\u5927\u529f\u7387\u8fbe\u6797\u987f\u7ba1\uff0c\u6700\u5927\u7535\u6d41\u53ef\u8fbe4A<\/li>\n<\/ul>\n<h3>2. \u8fbe\u6797\u987f\u7ba1\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n<h4>2.1 \u7535\u6d41\u653e\u5927\u8fc7\u7a0b<\/h4>\n<p>\u8fbe\u6797\u987f\u7ba1\u7684\u6838\u5fc3\u4f18\u52bf\u5728\u4e8e\u5176\u8d85\u9ad8\u7684\u7535\u6d41\u653e\u5927\u80fd\u529b\u3002<\/p>\n<p>\u8ba9\u6211\u4eec\u8be6\u7ec6\u5206\u6790\u4e00\u4e0b\u7535\u6d41\u662f\u5982\u4f55\u88ab\u653e\u5927\u7684\u3002<\/p>\n<p>\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u7531Q1\u548cQ2\u7ec4\u6210\u7684NPN\u578b\u8fbe\u6797\u987f\u7ba1\uff0c\u5f53\u57fa\u6781B\u8f93\u5165\u4e00\u4e2a\u5fae\u5c0f\u7684\u7535\u6d41Ib\u65f6\uff0c\u8fd9\u4e2a\u7535\u6d41\u9996\u5148\u6d41\u5165Q1\u7684\u57fa\u6781\u3002<\/p>\n<p>\u6839\u636e\u4e09\u6781\u7ba1\u7684\u653e\u5927\u539f\u7406\uff0cQ1\u7684\u96c6\u7535\u6781\u7535\u6d41Ic1=\u03b21\u00d7Ib\uff0c\u53d1\u5c04\u6781\u7535\u6d41Ie1=(\u03b21+1)\u00d7Ib\u3002<\/p>\n<p>\u7531\u4e8eQ1\u7684\u53d1\u5c04\u6781\u8fde\u63a5\u5230Q2\u7684\u57fa\u6781\uff0c\u56e0\u6b64Ie1\u5c31\u6210\u4e3a\u4e86Q2\u7684\u57fa\u6781\u7535\u6d41\u3002<\/p>\n<p>Q2\u518d\u6b21\u8fdb\u884c\u7535\u6d41\u653e\u5927\uff0c\u5176\u96c6\u7535\u6781\u7535\u6d41Ic2=\u03b22\u00d7Ie1=\u03b22\u00d7(\u03b21+1)\u00d7Ib\u3002<\/p>\n<p>\u6700\u7ec8\uff0c\u8fbe\u6797\u987f\u7ba1\u7684\u603b\u96c6\u7535\u6781\u7535\u6d41Ic=Ic1+Ic2\u2248\u03b21\u00d7\u03b22\u00d7Ib\uff08\u5f53\u03b21\u548c\u03b22\u90fd\u8fdc\u5927\u4e8e1\u65f6\uff09\u3002<\/p>\n<p>\u8fd9\u5c31\u662f\u8fbe\u6797\u987f\u7ba1\u80fd\u591f\u5b9e\u73b0\u8d85\u9ad8\u7535\u6d41\u589e\u76ca\u7684\u539f\u56e0\u3002<\/p>\n<h4>2.2 \u5bfc\u901a\u538b\u964d<\/h4>\n<p>\u8fbe\u6797\u987f\u7ba1\u6709\u4e00\u4e2a\u9700\u8981\u6ce8\u610f\u7684\u7279\u70b9\uff0c\u5c31\u662f\u5b83\u7684\u57fa\u6781-\u53d1\u5c04\u6781\u5bfc\u901a\u538b\u964d\uff08Vbe\uff09\u6bd4\u666e\u901a\u4e09\u6781\u7ba1\u8981\u9ad8\u3002<\/p>\n<p>\u666e\u901a\u4e09\u6781\u7ba1\u7684Vbe\u7ea6\u4e3a0.7V\uff0c\u800c\u8fbe\u6797\u987f\u7ba1\u7684Vbe\u7ea6\u4e3a1.4V\uff08\u4e24\u4e2a\u4e09\u6781\u7ba1\u7684Vbe\u76f8\u52a0\uff09\u3002<\/p>\n<p>\u8fd9\u610f\u5473\u7740\u5728\u8bbe\u8ba1\u7535\u8def\u65f6\uff0c\u6211\u4eec\u9700\u8981\u786e\u4fdd\u57fa\u6781\u7535\u538b\u81f3\u5c11\u6bd4\u53d1\u5c04\u6781\u9ad81.4V\u4ee5\u4e0a\uff0c\u8fbe\u6797\u987f\u7ba1\u624d\u80fd\u53ef\u9760\u5bfc\u901a\u3002<\/p>\n<p>\u540c\u6837\uff0c\u96c6\u7535\u6781-\u53d1\u5c04\u6781\u7684\u9971\u548c\u538b\u964d\uff08Vce(sat)\uff09\u4e5f\u4f1a\u6bd4\u666e\u901a\u4e09\u6781\u7ba1\u7565\u9ad8\uff0c\u901a\u5e38\u57280.9V\u52302V\u4e4b\u95f4\u3002<\/p>\n<h4>2.3 \u5f00\u5173\u901f\u5ea6<\/h4>\n<p>\u7531\u4e8e\u8fbe\u6797\u987f\u7ba1\u662f\u4e24\u7ea7\u653e\u5927\uff0c\u5176\u5f00\u5173\u901f\u5ea6\u76f8\u5bf9\u8f83\u6162\u3002<\/p>\n<p>\u8fd9\u662f\u56e0\u4e3a\u5173\u65ad\u65f6\u9700\u8981\u7b49\u5f85\u4e24\u4e2a\u4e09\u6781\u7ba1\u7684\u5b58\u50a8\u7535\u8377\u90fd\u6d88\u6563\u5b8c\u6bd5\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u8fbe\u6797\u987f\u7ba1\u4e0d\u592a\u9002\u5408\u7528\u4e8e\u9ad8\u9891\u5f00\u5173\u573a\u5408\uff0c\u66f4\u9002\u5408\u7528\u4e8e\u4f4e\u9891\u6216\u76f4\u6d41\u9a71\u52a8\u5e94\u7528\u3002<\/p>\n<h3>3. \u8fbe\u6797\u987f\u7ba1\u7684\u5178\u578b\u5e94\u7528<\/h3>\n<h4>3.1 \u9a71\u52a8\u7ee7\u7535\u5668<\/h4>\n<p>\u7ee7\u7535\u5668\u662f\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\u5e38\u7528\u7684\u6267\u884c\u5668\u4ef6\uff0c\u4f46\u5176\u7ebf\u5708\u7535\u6d41\u901a\u5e38\u5728\u51e0\u5341\u5230\u4e0a\u767e\u6beb\u5b89\uff0c\u8fdc\u8d85\u5355\u7247\u673aIO\u53e3\u7684\u9a71\u52a8\u80fd\u529b\u3002<\/p>\n<p>\u4f7f\u7528\u8fbe\u6797\u987f\u7ba1\u53ef\u4ee5\u8f7b\u677e\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002<\/p>\n<p>\u4ee5STM32\u9a71\u52a8\u7ee7\u7535\u5668\u4e3a\u4f8b\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528TIP120\u8fbe\u6797\u987f\u7ba1\u3002<\/p>\n<p>\u7535\u8def\u8fde\u63a5\u65b9\u5f0f\u662f\uff1aSTM32\u7684GPIO\u901a\u8fc7\u4e00\u4e2a\u9650\u6d41\u7535\u963b\uff08\u6bd4\u598210k\u03a9\uff09\u8fde\u63a5\u5230TIP120\u7684\u57fa\u6781\uff0c\u7ee7\u7535\u5668\u7ebf\u5708\u4e00\u7aef\u63a5\u7535\u6e90\u6b63\u6781\uff0c\u53e6\u4e00\u7aef\u63a5TIP120\u7684\u96c6\u7535\u6781\uff0c\u53d1\u5c04\u6781\u63a5\u5730\u3002<\/p>\n<p>\u7ee7\u7535\u5668\u7ebf\u5708\u4e24\u7aef\u8fd8\u9700\u8981\u5e76\u8054\u4e00\u4e2a\u7eed\u6d41\u4e8c\u6781\u7ba1\uff08\u59821N4007\uff09\uff0c\u9632\u6b62\u5173\u65ad\u65f6\u7684\u53cd\u5411\u7535\u52a8\u52bf\u635f\u574f\u8fbe\u6797\u987f\u7ba1\u3002<\/p>\n<p>\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684HAL\u5e93\u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"c\">\/\/ \u521d\u59cb\u5316GPIO\nvoid Relay_Init(void)\n{\n    GPIO_InitTypeDef GPIO_InitStruct = {0};\n    \n    \/\/ \u4f7f\u80fdGPIOA\u65f6\u949f\n    __HAL_RCC_GPIOA_CLK_ENABLE();\n    \n    \/\/ \u914d\u7f6ePA5\u4e3a\u8f93\u51fa\u6a21\u5f0f\n    GPIO_InitStruct.Pin = GPIO_PIN_5;\n    GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;\n    GPIO_InitStruct.Pull = GPIO_NOPULL;\n    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;\n    HAL_GPIO_Init(GPIOA, &amp;GPIO_InitStruct);\n    \n    \/\/ \u521d\u59cb\u72b6\u6001\u8bbe\u4e3a\u4f4e\u7535\u5e73\uff08\u7ee7\u7535\u5668\u5173\u95ed\uff09\n    HAL_GPIO_WritePin(GPIOA, GPIO_PIN_5, GPIO_PIN_RESET);\n}\n\n\/\/ \u63a7\u5236\u7ee7\u7535\u5668\u5f00\u5173\nvoid Relay_Control(uint8_t state)\n{\n    if(state == 1)\n    {\n        HAL_GPIO_WritePin(GPIOA, GPIO_PIN_5, GPIO_PIN_SET);  \/\/ \u7ee7\u7535\u5668\u5438\u5408\n    }\n    else\n    {\n        HAL_GPIO_WritePin(GPIOA, GPIO_PIN_5, GPIO_PIN_RESET); \/\/ \u7ee7\u7535\u5668\u91ca\u653e\n    }\n}<\/code><\/pre>\n<h4>3.2 \u9a71\u52a8\u76f4\u6d41\u7535\u673a<\/h4>\n<p>\u76f4\u6d41\u7535\u673a\u7684\u542f\u52a8\u7535\u6d41\u53ef\u80fd\u8fbe\u5230\u51e0\u5b89\u57f9\uff0c\u8fd9\u65f6\u5019\u5355\u4e2a\u8fbe\u6797\u987f\u7ba1\u53ef\u80fd\u4e0d\u591f\u7528\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u66f4\u5927\u529f\u7387\u7684\u578b\u53f7\uff0c\u6216\u8005\u91c7\u7528H\u6865\u7535\u8def\u5b9e\u73b0\u6b63\u53cd\u8f6c\u63a7\u5236\u3002<\/p>\n<p>\u5bf9\u4e8e\u7b80\u5355\u7684\u5355\u5411\u7535\u673a\u63a7\u5236\uff0c\u53ef\u4ee5\u4f7f\u7528TIP122\u8fd9\u6837\u7684\u5927\u529f\u7387\u8fbe\u6797\u987f\u7ba1\u3002<\/p>\n<p>\u7535\u8def\u8fde\u63a5\u4e0e\u7ee7\u7535\u5668\u7c7b\u4f3c\uff0c\u4f46\u9700\u8981\u6ce8\u610f\u6563\u70ed\u95ee\u9898\u3002<\/p>\n<p>\u5f53\u7535\u6d41\u8f83\u5927\u65f6\uff0c\u8fbe\u6797\u987f\u7ba1\u4f1a\u4ea7\u751f\u8f83\u591a\u70ed\u91cf\uff0c\u9700\u8981\u52a0\u88c5\u6563\u70ed\u7247\u3002<\/p>\n<pre><code class=\"c\">\/\/ PWM\u63a7\u5236\u7535\u673a\u8f6c\u901f\nvoid Motor_Init(void)\n{\n    TIM_HandleTypeDef htim2;\n    TIM_OC_InitTypeDef sConfigOC = {0};\n    \n    \/\/ \u914d\u7f6e\u5b9a\u65f6\u56682\u7528\u4e8ePWM\u8f93\u51fa\n    __HAL_RCC_TIM2_CLK_ENABLE();\n    \n    htim2.Instance = TIM2;\n    htim2.Init.Prescaler = 72-1;  \/\/ \u5047\u8bbe\u7cfb\u7edf\u65f6\u949f72MHz\n    htim2.Init.CounterMode = TIM_COUNTERMODE_UP;\n    htim2.Init.Period = 1000-1;   \/\/ PWM\u9891\u7387\u7ea61kHz\n    htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;\n    HAL_TIM_PWM_Init(&amp;htim2);\n    \n    \/\/ \u914d\u7f6ePWM\u901a\u9053\n    sConfigOC.OCMode = TIM_OCMODE_PWM1;\n    sConfigOC.Pulse = 0;  \/\/ \u521d\u59cb\u5360\u7a7a\u6bd40%\n    sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;\n    sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;\n    HAL_TIM_PWM_ConfigChannel(&amp;htim2, &amp;sConfigOC, TIM_CHANNEL_1);\n    \n    \/\/ \u542f\u52a8PWM\u8f93\u51fa\n    HAL_TIM_PWM_Start(&amp;htim2, TIM_CHANNEL_1);\n}\n\n\/\/ \u8bbe\u7f6e\u7535\u673a\u8f6c\u901f\uff080-100\uff09\nvoid Motor_SetSpeed(uint8_t speed)\n{\n    if(speed &gt; 100) speed = 100;\n    \n    uint32_t pulse = (speed * 1000) \/ 100;\n    __HAL_TIM_SET_COMPARE(&amp;htim2, TIM_CHANNEL_1, pulse);\n}<\/code><\/pre>\n<h4>3.3 \u9a71\u52a8LED\u706f\u5e26<\/h4>\n<p>\u5bf9\u4e8e\u9700\u8981\u9a71\u52a8\u591a\u8defLED\u7684\u573a\u5408\uff0cULN2003\u662f\u4e00\u4e2a\u975e\u5e38\u597d\u7684\u9009\u62e9\u3002<\/p>\n<p>\u8fd9\u6b3e\u82af\u7247\u5185\u90e8\u96c6\u6210\u4e867\u8def\u8fbe\u6797\u987f\u7ba1\uff0c\u6bcf\u8def\u53ef\u4ee5\u9a71\u52a8\u6700\u5927500mA\u7684\u7535\u6d41\uff0c\u5e76\u4e14\u5185\u7f6e\u4e86\u7eed\u6d41\u4e8c\u6781\u7ba1\uff0c\u4f7f\u7528\u975e\u5e38\u65b9\u4fbf\u3002<\/p>\n<pre><code class=\"c\">\/\/ ULN2003\u9a71\u52a8LED\u706f\u5e26\u793a\u4f8b\nvoid LED_Array_Init(void)\n{\n    GPIO_InitTypeDef GPIO_InitStruct = {0};\n    \n    __HAL_RCC_GPIOB_CLK_ENABLE();\n    \n    \/\/ \u914d\u7f6ePB0-PB6\u51717\u4e2a\u5f15\u811a\u8fde\u63a5\u5230ULN2003\u7684\u8f93\u5165\u7aef\n    GPIO_InitStruct.Pin = GPIO_PIN_0 | GPIO_PIN_1 | GPIO_PIN_2 | \n                          GPIO_PIN_3 | GPIO_PIN_4 | GPIO_PIN_5 | GPIO_PIN_6;\n    GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;\n    GPIO_InitStruct.Pull = GPIO_NOPULL;\n    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;\n    HAL_GPIO_Init(GPIOB, &amp;GPIO_InitStruct);\n}\n\n\/\/ \u63a7\u5236LED\u663e\u793a\u6a21\u5f0f\uff08\u6d41\u6c34\u706f\u6548\u679c\uff09\nvoid LED_WaterLight(void)\n{\n    uint8_t pattern = 0x01;\n    \n    for(int i = 0; i &lt; 7; i++)\n    {\n        GPIOB-&gt;ODR = (GPIOB-&gt;ODR &amp; 0xFF80) | pattern;\n        pattern &lt;&lt;= 1;\n        HAL_Delay(100);\n    }\n}<\/code><\/pre>\n<h3>4. \u4f7f\u7528\u8fbe\u6797\u987f\u7ba1\u7684\u6ce8\u610f\u4e8b\u9879<\/h3>\n<h4>4.1 \u57fa\u6781\u9650\u6d41\u7535\u963b\u7684\u9009\u62e9<\/h4>\n<p>\u867d\u7136\u8fbe\u6797\u987f\u7ba1\u7684\u7535\u6d41\u589e\u76ca\u5f88\u9ad8\uff0c\u4f46\u6211\u4eec\u4ecd\u7136\u9700\u8981\u5728\u57fa\u6781\u4e32\u8054\u4e00\u4e2a\u9650\u6d41\u7535\u963b\uff0c\u9632\u6b62\u57fa\u6781\u7535\u6d41\u8fc7\u5927\u635f\u574f\u5355\u7247\u673aIO\u53e3\u6216\u8fbe\u6797\u987f\u7ba1\u672c\u8eab\u3002<\/p>\n<p>\u9650\u6d41\u7535\u963b\u7684\u8ba1\u7b97\u516c\u5f0f\u4e3a\uff1a<img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000047577093\" alt=\"\" title=\"\"><\/p>\n<p>\u5176\u4e2d\uff0c<em>VGPIO<\/em>\u662f\u5355\u7247\u673aIO\u53e3\u7684\u8f93\u51fa\u7535\u538b\uff08\u901a\u5e38\u4e3a3.3V\u62165V\uff09\uff0c<em>VBE<\/em>\u662f\u8fbe\u6797\u987f\u7ba1\u7684\u57fa\u6781-\u53d1\u5c04\u6781\u5bfc\u901a\u7535\u538b\uff08\u7ea61.4V\uff09\uff0c<em>Ib<\/em>\u662f\u671f\u671b\u7684\u57fa\u6781\u7535\u6d41\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u6211\u4eec\u8981\u9a71\u52a8\u4e00\u4e2a100mA\u7684\u8d1f\u8f7d\uff0c\u8fbe\u6797\u987f\u7ba1\u7684\u7535\u6d41\u589e\u76ca\u4e3a1000\uff0c\u90a3\u4e48\u9700\u8981\u7684\u57fa\u6781\u7535\u6d41\u4e3a\uff1a<em>Ib<\/em>=100<em>mA<\/em>\/1000=0.1<em>mA<\/em><\/p>\n<p>\u5982\u679cGPIO\u8f93\u51fa3.3V\uff0c\u5219\u9650\u6d41\u7535\u963b\u4e3a\uff1a<img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000047577094\" alt=\"\" title=\"\" loading=\"lazy\"><\/p>\n<p>\u5b9e\u9645\u5e94\u7528\u4e2d\u53ef\u4ee5\u9009\u62e9\u6807\u51c6\u963b\u503c20k\u03a9\uff0c\u6216\u8005\u4e3a\u4e86\u7559\u6709\u4f59\u91cf\u9009\u62e910k\u03a9\u3002<\/p>\n<h4>4.2 \u6563\u70ed\u95ee\u9898<\/h4>\n<p>\u8fbe\u6797\u987f\u7ba1\u5728\u5de5\u4f5c\u65f6\u4f1a\u4ea7\u751f\u529f\u8017\uff0c\u529f\u8017\u4e3b\u8981\u6765\u81ea\u4e8e\u96c6\u7535\u6781-\u53d1\u5c04\u6781\u7684\u538b\u964d\u548c\u6d41\u8fc7\u7684\u7535\u6d41\u3002\u529f\u8017\u8ba1\u7b97\u516c\u5f0f\u4e3a\uff1a<img decoding=\"async\"   referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000047577095\" alt=\"\" title=\"\" loading=\"lazy\"><\/p>\n<p>\u5f53\u529f\u8017\u8f83\u5927\u65f6\uff0c\u5fc5\u987b\u8003\u8651\u6563\u70ed\u95ee\u9898\u3002<\/p>\n<p>\u4e00\u822c\u6765\u8bf4\uff0c\u5f53\u529f\u8017\u8d85\u8fc71W\u65f6\uff0c\u5c31\u5e94\u8be5\u8003\u8651\u52a0\u88c5\u6563\u70ed\u7247\u3002<\/p>\n<p>\u6563\u70ed\u7247\u7684\u9009\u62e9\u9700\u8981\u6839\u636e\u8fbe\u6797\u987f\u7ba1\u7684\u70ed\u963b\u548c\u73af\u5883\u6e29\u5ea6\u6765\u8ba1\u7b97\u3002<\/p>\n<h4>4.3 \u611f\u6027\u8d1f\u8f7d\u7684\u4fdd\u62a4<\/h4>\n<p>\u5f53\u9a71\u52a8\u7ee7\u7535\u5668\u3001\u7535\u673a\u7b49\u611f\u6027\u8d1f\u8f7d\u65f6\uff0c\u5fc5\u987b\u5728\u8d1f\u8f7d\u4e24\u7aef\u5e76\u8054\u7eed\u6d41\u4e8c\u6781\u7ba1\u3002<\/p>\n<p>\u8fd9\u662f\u56e0\u4e3a\u611f\u6027\u8d1f\u8f7d\u5728\u65ad\u7535\u77ac\u95f4\u4f1a\u4ea7\u751f\u5f88\u9ad8\u7684\u53cd\u5411\u7535\u52a8\u52bf\uff0c\u53ef\u80fd\u8fbe\u5230\u51e0\u5341\u751a\u81f3\u4e0a\u767e\u4f0f\u7279\uff0c\u8db3\u4ee5\u51fb\u7a7f\u8fbe\u6797\u987f\u7ba1\u3002<\/p>\n<p>\u7eed\u6d41\u4e8c\u6781\u7ba1\u7684\u9009\u62e9\u8981\u6c42\uff1a\u53cd\u5411\u8010\u538b\u81f3\u5c11\u662f\u7535\u6e90\u7535\u538b\u76842\u500d\u4ee5\u4e0a\uff0c\u6b63\u5411\u7535\u6d41\u5e94\u5927\u4e8e\u8d1f\u8f7d\u7684\u5de5\u4f5c\u7535\u6d41\u3002<\/p>\n<p>\u5e38\u7528\u7684\u7eed\u6d41\u4e8c\u6781\u7ba1\u67091N4007\uff08\u8010\u538b1000V\uff0c\u7535\u6d411A\uff09\u30011N5819\uff08\u8096\u7279\u57fa\u4e8c\u6781\u7ba1\uff0c\u538b\u964d\u5c0f\uff0c\u901f\u5ea6\u5feb\uff09\u7b49\u3002<\/p>\n<h4>4.4 \u5f00\u5173\u901f\u5ea6\u9650\u5236<\/h4>\n<p>\u7531\u4e8e\u8fbe\u6797\u987f\u7ba1\u7684\u5f00\u5173\u901f\u5ea6\u8f83\u6162\uff0c\u4e0d\u9002\u5408\u7528\u4e8e\u9ad8\u9891PWM\u63a7\u5236\u3002<\/p>\n<p>\u5982\u679c\u9700\u8981\u9ad8\u9891\u5f00\u5173\uff0c\u5efa\u8bae\u4f7f\u7528MOSFET\u4ee3\u66ff\u3002<\/p>\n<p>\u4e00\u822c\u6765\u8bf4\uff0c\u8fbe\u6797\u987f\u7ba1\u7684PWM\u9891\u7387\u6700\u597d\u4e0d\u8981\u8d85\u8fc710kHz\uff0c\u5426\u5219\u53ef\u80fd\u51fa\u73b0\u5f00\u5173\u635f\u8017\u589e\u5927\u3001\u53d1\u70ed\u4e25\u91cd\u7b49\u95ee\u9898\u3002<\/p>\n<h3>5. \u8fbe\u6797\u987f\u7ba1\u4e0eMOSFET\u7684\u5bf9\u6bd4<\/h3>\n<p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u8fbe\u6797\u987f\u7ba1\u548cMOSFET\u90fd\u53ef\u4ee5\u7528\u4f5c\u5f00\u5173\u5668\u4ef6\uff0c\u4f46\u5b83\u4eec\u5404\u6709\u7279\u70b9\u3002<\/p>\n<p>\u8fbe\u6797\u987f\u7ba1\u7684\u4f18\u52bf\u5728\u4e8e\uff1a\u9a71\u52a8\u7b80\u5355\uff0c\u53ea\u9700\u8981\u5f88\u5c0f\u7684\u57fa\u6781\u7535\u6d41\u5c31\u80fd\u63a7\u5236\u5927\u7535\u6d41\uff1b\u4ef7\u683c\u4fbf\u5b9c\uff1b\u5bf9\u9759\u7535\u4e0d\u654f\u611f\u3002<\/p>\n<p>\u7f3a\u70b9\u662f\uff1a\u5bfc\u901a\u538b\u964d\u8f83\u5927\uff08\u901a\u5e381-2V\uff09\uff0c\u5f00\u5173\u901f\u5ea6\u6162\uff0c\u4e0d\u9002\u5408\u9ad8\u9891\u5e94\u7528\u3002<\/p>\n<p>MOSFET\u7684\u4f18\u52bf\u5728\u4e8e\uff1a\u5bfc\u901a\u7535\u963b\u5f88\u5c0f\uff08\u53ef\u4ee5\u4f4e\u81f3\u51e0\u6beb\u6b27\uff09\uff0c\u5f00\u5173\u901f\u5ea6\u5feb\uff0c\u9002\u5408\u9ad8\u9891PWM\uff1b\u51e0\u4e4e\u4e0d\u9700\u8981\u9a71\u52a8\u7535\u6d41\uff08\u53ea\u9700\u8981\u5145\u653e\u7535\u6805\u6781\u7535\u5bb9\uff09\u3002<\/p>\n<p>\u7f3a\u70b9\u662f\uff1a\u9700\u8981\u8db3\u591f\u7684\u6805\u6781\u7535\u538b\u624d\u80fd\u5b8c\u5168\u5bfc\u901a\uff08\u901a\u5e38\u9700\u898110V\u4ee5\u4e0a\uff09\uff0c\u5bf9\u9759\u7535\u654f\u611f\uff0c\u4ef7\u683c\u76f8\u5bf9\u8f83\u9ad8\u3002<\/p>\n<p>\u5728\u5d4c\u5165\u5f0f\u5f00\u53d1\u4e2d\uff0c\u5982\u679c\u662f\u4f4e\u9891\u5f00\u5173\u3001\u5bf9\u6548\u7387\u8981\u6c42\u4e0d\u9ad8\u7684\u573a\u5408\uff0c\u8fbe\u6797\u987f\u7ba1\u662f\u5f88\u597d\u7684\u9009\u62e9\uff1b\u5982\u679c\u662f\u9ad8\u9891PWM\u3001\u5bf9\u6548\u7387\u8981\u6c42\u9ad8\u7684\u573a\u5408\uff0cMOSFET\u66f4\u5408\u9002\u3002<\/p>\n<h3>6. \u603b\u7ed3<\/h3>\n<p>\u8fbe\u6797\u987f\u7ba1\u4f5c\u4e3a\u4e00\u79cd\u7ecf\u5178\u7684\u529f\u7387\u653e\u5927\u5668\u4ef6\uff0c\u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\u3002<\/p>\n<p>\u5b83\u7684\u8d85\u9ad8\u7535\u6d41\u589e\u76ca\u4f7f\u5f97\u6211\u4eec\u53ef\u4ee5\u7528\u5355\u7247\u673a\u7684\u5fae\u5f31\u8f93\u51fa\u8f7b\u677e\u9a71\u52a8\u5927\u529f\u7387\u8d1f\u8f7d\u3002<\/p>\n<p>\u867d\u7136\u5728\u9ad8\u9891\u548c\u9ad8\u6548\u7387\u573a\u5408\u9010\u6e10\u88abMOSFET\u53d6\u4ee3\uff0c\u4f46\u5728\u4f4e\u9891\u3001\u7b80\u5355\u7684\u9a71\u52a8\u7535\u8def\u4e2d\uff0c\u8fbe\u6797\u987f\u7ba1\u4ecd\u7136\u662f\u6027\u4ef7\u6bd4\u5f88\u9ad8\u7684\u9009\u62e9\u3002<\/p>\n<p>\u638c\u63e1\u8fbe\u6797\u987f\u7ba1\u7684\u5de5\u4f5c\u539f\u7406\u548c\u4f7f\u7528\u65b9\u6cd5\uff0c\u5bf9\u4e8e\u5d4c\u5165\u5f0f\u5de5\u7a0b\u5e08\u6765\u8bf4\u662f\u4e00\u9879\u57fa\u672c\u6280\u80fd\u3002<\/p>\n<p>\u5e0c\u671b\u901a\u8fc7\u8fd9\u7bc7\u6587\u7ae0\uff0c\u5927\u5bb6\u80fd\u591f\u5bf9\u8fbe\u6797\u987f\u7ba1\u6709\u66f4\u6df1\u5165\u7684\u4e86\u89e3\uff0c\u5e76\u80fd\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u7075\u6d3b\u8fd0\u7528\u3002<\/p>\n<p><strong>\u66f4\u591a\u7f16\u7a0b\u5b66\u4e60\u8d44\u6e90<\/strong><\/p>\n<ul>\n<li><a href=\"https:\/\/link.segmentfault.com\/?enc=6Xad4Wuo3rqa%2BxX8CS2v%2FQ%3D%3D.bCAF4Y5GBZqx0kTVQVpHtJcl5mZ9%2BP1CvL6OX1hTRz4QwUV6wrnW039mbtwDSPkwV6XA4S3EPnkVQfr6Dd3OaA%3D%3D\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">C\u8bed\u8a00\u96f6\u57fa\u7840\u5165\u95e8\u7535\u5b50\u4e66-2026\u6700\u65b0\u7248<\/a><\/li>\n<li><a href=\"https:\/\/link.segmentfault.com\/?enc=mzdQ86A9jdmxbylL1A2nMg%3D%3D.YpJy2I7v9AjnyL5LzqrEcSgBy%2FsFvbFG1VY1nXozzo3Ady%2BKTE5CFaGiNTWfSYwhN971AQpQBLWHKK9O666Rqw%3D%3D\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">STM32\u96f6\u57fa\u7840\u5165\u95e8\u7535\u5b50\u4e66-2026\u6700\u65b0\u7248<\/a><\/li>\n<li><a href=\"https:\/\/link.segmentfault.com\/?enc=6IU7f%2Bo8h4gXrzN%2FyaBxrQ%3D%3D.cMXusY%2F8oCIAFfmcGqo1sX3TuMDNUGAlPu%2Fjp18UkiP0M5%2FVx%2FluPyYWpKD2rZx2bHjj6ams6841jeRimcFAb5J%2BuCQaZqd8wnxb3FJYeoI%3D\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">FreeRTOS\u96f6\u57fa\u7840\u5165\u95e8\u7535\u5b50\u4e66-2026\u6700\u65b0\u7248<\/a><\/li>\n<li><a href=\"https:\/\/link.segmentfault.com\/?enc=B2shD89bomd2O8dvkY1Jhw%3D%3D.8WMOTTrdSr%2BVoDt5FBxU8zplJ0yqSBEPRieCeS5WvzFZ%2BgkYrScS7N%2FhFyB8dilXg8562g6PIdXC%2FlXJOEO6lw%3D%3D\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">C++ \u96f6\u57fa\u7840\u5165\u95e8\u7535\u5b50\u4e66-2026\u6700\u65b0\u7248<\/a><\/li>\n<li><a href=\"https:\/\/link.segmentfault.com\/?enc=5%2BwUbDugeOiHVVClzxCpGw%3D%3D.5YcnKaOMj3mOAew1Eye780QWSc1yCP15hjNZD8HG%2FPJhUyIWjFxSYrFPRxxcoYGFKAcZVyd%2F4CFxwblaaYHLmQ%3D%3D\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">51\u5355\u7247\u673a\u96f6\u57fa\u7840\u5165\u95e8\u5b66\u4e60\u8def\u7ebf<\/a><\/li>\n<li><a href=\"https:\/\/link.segmentfault.com\/?enc=4TtNjIb9RmvJCR9%2FArV7cQ%3D%3D.3CaFBvk6F7r3s8gJoUhNRlt9ve6GDKZrxRaet%2FnwCq9XkRCC2u2hlhG07btwBf9AoXVYiqwHnmtLuEIeHogmug%3D%3D\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">AD\u753b\u677f\u96f6\u57fa\u7840\u5165\u95e8\u5b66\u4e60\u8def\u7ebf<\/a><\/li>\n<li><a href=\"https:\/\/link.segmentfault.com\/?enc=AugW5SkxUBszNmU4oGcYhQ%3D%3D.MbpW4ImCCNQyTRM4GV3ITiU2Fj4oOSRTtK%2BshDUnJ9m0hRPXkaBiW1HU2%2FO9ntzVH6NfqFD8EXOdWw%2FSumBd9Q%3D%3D\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">C\u8bed\u8a00\u96f6\u57fa\u7840\u5165\u95e8\u5b66\u4e60\u8def\u7ebf<\/a><\/li>\n<li><a href=\"https:\/\/link.segmentfault.com\/?enc=BrshQGFdmQhXT4zg8Dy3mA%3D%3D.axyRApaqO%2FOSao4ThqN6KjCLPp%2FCWBg7SN55Mm1foT1KGprkwQREMPy3o2hHAt3AyuhmJ218%2FjoUAgDYQ9J0Ig%3D%3D\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">C++\u8bed\u8a00\u96f6\u57fa\u7840\u5165\u95e8\u5b66\u4e60\u8def\u7ebf<\/a><\/li>\n<li><a href=\"https:\/\/link.segmentfault.com\/?enc=%2Bkt5J4jWZiqM8FAwpEZ7bQ%3D%3D.Lbu3Mw2RDtArLo8I88%2BehMRDVASd94RG7Gn3nQLOZ5CzaoPdPXaZ%2FUYL7LOw2C7IyZBywzdv7s2EBdMKiV4pR0A2hGQWNtUkUEDC0IgM7fs%3D\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">ESP32\u96f6\u57fa\u7840\u5165\u95e8\u5b66\u4e60\u8def\u7ebf<\/a><\/li>\n<li><a href=\"https:\/\/link.segmentfault.com\/?enc=CiEOq9yjxDofSEtPG2Jpng%3D%3D.qctrXeHsiX9rfGTP%2BwCS2CqT4qDgNazQYG6LjTRaEfA%2FxnG3LLY0PafN%2Ff%2FETpZG%2BV2UlqWIgo1uP0OsNvMOweUcd9SG7BPSpoCkTGck6hk%3D\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">FreeRTOS\u96f6\u57fa\u7840\u5165\u95e8\u5b66\u4e60\u8def\u7ebf<\/a><\/li>\n<li><a href=\"https:\/\/link.segmentfault.com\/?enc=2n1PXm2h1YZA7eJ7GFlA5w%3D%3D.V%2Fox61P0AR34zAB%2BPu0BoL3ihqf3oNbAEmu0oEAdiEMG%2B6YrF5ub9GsgdGVfpGH2ZnY9rqFKxgkIaDx9aVSFQkw%2FkiWoEEtr2DFKXQoUMTY%3D\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">Linux\u5e94\u7528\u5f00\u53d1\u96f6\u57fa\u7840\u5165\u95e8\u5b66\u4e60\u8def\u7ebf<\/a><\/li>\n<li><a href=\"https:\/\/link.segmentfault.com\/?enc=GbkA%2FUd9cDV5MLjzsoxttg%3D%3D.GwebEX7iMNd%2F%2FnRjDcgOKioR%2Bl21KWZcL6WpkE8AASKc1oOdPsbYcawGR3HYyWLw%2BocekOI5ivp3%2FUE5W2zNNQsRIRX7OBuEDKPcvnjewsc%3D\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">Linux\u5e95\u5c42\u5f00\u53d1\u96f6\u57fa\u7840\u5165\u95e8\u5b66\u4e60\u8def\u7ebf<\/a><\/li>\n<li><a href=\"https:\/\/link.segmentfault.com\/?enc=oEHT0z8Hy7ckneafuS8WfA%3D%3D.zaYxwLkscrbk1l2TJ%2FfWsvlxdqSIsdIi6wV60u%2Blpvj6rB03JdytR0RRUHLT9H5C13rpaiUvPTPqgOmDVG5TDQ%3D%3D\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">LVGL\u96f6\u57fa\u7840\u5165\u95e8\u5b66\u4e60\u8def\u7ebf<\/a><\/li>\n<li><a href=\"https:\/\/link.segmentfault.com\/?enc=usmZBQlwbPbVuiBgMb2rdw%3D%3D.XWAwBQ3Cu3XHd0ZGCiZw9wZzScIMYp8afFPWKvQgXZgergJorGuEnkHkz%2BxayHrWVfo7B4YDWukH%2FdiqakuHQA%3D%3D\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">QT\u96f6\u57fa\u7840\u5165\u95e8\u5b66\u4e60\u8def\u7ebf<\/a><\/li>\n<li><a href=\"https:\/\/link.segmentfault.com\/?enc=obwvSZNuNOwduHZGGJ%2FNZA%3D%3D.yGuuURYsfsfchVhaX97RH6h74xOkYwvpFKGH9jFp6eCpn6ec%2BFchvmXQGdOxz3abIyMnGohv0oOOFpnAdxGgjer488kdMycFvVdr%2B4NqCFQ%3D\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">STM32\u96f6\u57fa\u7840\u5165\u95e8\u5b66\u4e60\u8def\u7ebf<\/a><\/li>\n<\/ul>\n<p><a href=\"https:\/\/segmentfault.com\/a\/1190000047577091\">https:\/\/segmentfault.com\/a\/1190000047577091<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8fbe\u6797\u987f\u7ba1\u7684\u57fa\u7840\u77e5\u8bc6 \u5927\u5bb6\u597d\uff0c\u6211\u662f\u826f\u8bb8\u3002 \u5728\u5d4c\u5165\u5f0f\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u9700\u8981\u9a71\u52a8\u5404\u79cd\u8d1f\u8f7d\uff0c\u6bd4\u5982\u7ee7\u7535\u5668\u3001\u7535\u673a\u3001LED\u706f\u5e26 [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-10021215","post","type-post","status-publish","format-standard","hentry","category-share"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10021215","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10021215"}],"version-history":[{"count":0,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10021215\/revisions"}],"wp:attachment":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10021215"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10021215"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10021215"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}