{"id":10021206,"date":"2026-01-22T11:03:55","date_gmt":"2026-01-22T03:03:55","guid":{"rendered":"https:\/\/itmax.cn\/?p=10021206"},"modified":"2026-01-22T11:03:55","modified_gmt":"2026-01-22T03:03:55","slug":"%e5%a6%82%e4%bd%95%e5%88%a4%e6%96%ad%e4%b8%89%e7%a7%8d%e5%9f%ba%e6%9c%ac%e6%94%be%e5%a4%a7%e7%94%b5%e8%b7%af%ef%bc%88%e5%85%b1%e5%b0%84%e3%80%81%e5%85%b1%e9%9b%86%e3%80%81%e5%85%b1%e5%9f%ba%ef%bc%89","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10021206","title":{"rendered":"\u5982\u4f55\u5224\u65ad\u4e09\u79cd\u57fa\u672c\u653e\u5927\u7535\u8def\uff08\u5171\u5c04\u3001\u5171\u96c6\u3001\u5171\u57fa\uff09"},"content":{"rendered":"

\u5927\u5bb6\u597d\uff0c\u6211\u662f\u826f\u8bb8<\/p>\n

\u5728\u6a21\u62df\u7535\u8def\u8bbe\u8ba1\u4e2d\uff0c\u4e09\u6781\u7ba1\u653e\u5927\u7535\u8def\u662f\u6700\u57fa\u7840\u4e5f\u662f\u6700\u91cd\u8981\u7684\u7535\u8def\u5355\u5143\u3002<\/p>\n

\u65e0\u8bba\u662f\u5728\u97f3\u9891\u653e\u5927\u3001\u4fe1\u53f7\u8c03\u7406\u8fd8\u662f\u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u7684\u6a21\u62df\u524d\u7aef\u7535\u8def\u4e2d\uff0c\u6211\u4eec\u90fd\u4f1a\u9047\u5230\u5171\u5c04\u3001\u5171\u96c6\u3001\u5171\u57fa\u8fd9\u4e09\u79cd\u57fa\u672c\u653e\u5927\u7535\u8def\u3002<\/p>\n

\u4f5c\u4e3a\u4e00\u540d\u5d4c\u5165\u5f0f\u5de5\u7a0b\u5e08\uff0c\u867d\u7136\u6211\u4eec\u65e5\u5e38\u5de5\u4f5c\u66f4\u591a\u63a5\u89e6\u6570\u5b57\u7535\u8def\u548c\u8f6f\u4ef6\u5f00\u53d1\uff0c\u4f46\u5728\u505a\u786c\u4ef6\u8c03\u8bd5\u3001\u7535\u8def\u5206\u6790\u65f6\uff0c\u51c6\u786e\u5224\u65ad\u8fd9\u4e09\u79cd\u653e\u5927\u7535\u8def\u7684\u7c7b\u578b\u662f\u975e\u5e38\u5fc5\u8981\u7684\u6280\u80fd\u3002<\/p>\n

\u4eca\u5929\u6211\u5c31\u6765\u8be6\u7ec6\u8bb2\u89e3\u5982\u4f55\u5feb\u901f\u51c6\u786e\u5730\u5224\u65ad\u8fd9\u4e09\u79cd\u57fa\u672c\u653e\u5927\u7535\u8def\u3002<\/p>\n

1. \u4e09\u79cd\u57fa\u672c\u653e\u5927\u7535\u8def\u7684\u6838\u5fc3\u6982\u5ff5<\/h2>\n

1.1 \u4ec0\u4e48\u662f”\u5171”<\/h3>\n

\u5728\u5f00\u59cb\u5224\u65ad\u4e4b\u524d\uff0c\u6211\u4eec\u9996\u5148\u8981\u7406\u89e3”\u5171”\u8fd9\u4e2a\u5b57\u7684\u542b\u4e49\u3002<\/p>\n

\u8fd9\u91cc\u7684”\u5171”\u6307\u7684\u662f\u8f93\u5165\u4fe1\u53f7\u548c\u8f93\u51fa\u4fe1\u53f7\u7684\u516c\u5171\u7aef\uff0c\u4e5f\u5c31\u662f\u4ea4\u6d41\u63a5\u5730\u70b9\u3002<\/p>\n

\u4e09\u6781\u7ba1\u6709\u4e09\u4e2a\u6781:\u53d1\u5c04\u6781(E)\u3001\u57fa\u6781(B)\u3001\u96c6\u7535\u6781(C)\u3002\u54ea\u4e2a\u6781\u4f5c\u4e3a\u8f93\u5165\u548c\u8f93\u51fa\u7684\u516c\u5171\u7aef\uff0c\u5c31\u53eb\u505a”\u5171\u67d0\u6781”\u653e\u5927\u7535\u8def\u3002<\/p>\n

\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u8fd9\u91cc\u8bf4\u7684”\u516c\u5171\u7aef”\u662f\u9488\u5bf9\u4ea4\u6d41\u4fe1\u53f7\u800c\u8a00\u7684\uff0c\u4e0d\u662f\u76f4\u6d41\u7535\u6e90\u7684\u5730\u3002<\/p>\n

\u5728\u5b9e\u9645\u7535\u8def\u4e2d\uff0c\u67d0\u4e2a\u6781\u53ef\u80fd\u901a\u8fc7\u7535\u5bb9\u63a5\u5730\uff0c\u5bf9\u4ea4\u6d41\u4fe1\u53f7\u6765\u8bf4\u5c31\u662f\u63a5\u5730\uff0c\u4f46\u76f4\u6d41\u4e0a\u5e76\u4e0d\u63a5\u5730\u3002<\/p>\n

\u8fd9\u662f\u521d\u5b66\u8005\u6700\u5bb9\u6613\u6df7\u6dc6\u7684\u5730\u65b9\u3002<\/p>\n

1.2 \u4e09\u79cd\u7535\u8def\u7684\u57fa\u672c\u7279\u5f81<\/h3>\n

\u5171\u5c04\u653e\u5927\u7535\u8def(Common Emitter):\u53d1\u5c04\u6781\u4f5c\u4e3a\u516c\u5171\u7aef\uff0c\u4fe1\u53f7\u4ece\u57fa\u6781\u8f93\u5165\uff0c\u4ece\u96c6\u7535\u6781\u8f93\u51fa\u3002\u8fd9\u662f\u5e94\u7528\u6700\u5e7f\u6cdb\u7684\u653e\u5927\u7535\u8def\uff0c\u5177\u6709\u7535\u538b\u653e\u5927\u548c\u7535\u6d41\u653e\u5927\u80fd\u529b\u3002<\/p>\n

\u5171\u96c6\u653e\u5927\u7535\u8def(Common Collector):\u96c6\u7535\u6781\u4f5c\u4e3a\u516c\u5171\u7aef\uff0c\u4fe1\u53f7\u4ece\u57fa\u6781\u8f93\u5165\uff0c\u4ece\u53d1\u5c04\u6781\u8f93\u51fa\u3002\u8fd9\u79cd\u7535\u8def\u4e5f\u53eb\u5c04\u6781\u8ddf\u968f\u5668\uff0c\u4e3b\u8981\u7528\u4e8e\u963b\u6297\u53d8\u6362\u548c\u7f13\u51b2\u3002<\/p>\n

\u5171\u57fa\u653e\u5927\u7535\u8def(Common Base):\u57fa\u6781\u4f5c\u4e3a\u516c\u5171\u7aef\uff0c\u4fe1\u53f7\u4ece\u53d1\u5c04\u6781\u8f93\u5165\uff0c\u4ece\u96c6\u7535\u6781\u8f93\u51fa\u3002\u8fd9\u79cd\u7535\u8def\u5e38\u7528\u4e8e\u9ad8\u9891\u653e\u5927\u548c\u5bbd\u5e26\u653e\u5927\u3002<\/p>\n

2. \u5224\u65ad\u65b9\u6cd5\u8be6\u89e3<\/h2>\n

2.1 \u7b2c\u4e00\u6b65:\u627e\u51fa\u4ea4\u6d41\u63a5\u5730\u70b9<\/h3>\n

\u5224\u65ad\u653e\u5927\u7535\u8def\u7c7b\u578b\u7684\u5173\u952e\u662f\u627e\u51fa\u54ea\u4e2a\u6781\u662f\u4ea4\u6d41\u63a5\u5730\u7684\u3002\u5177\u4f53\u65b9\u6cd5\u5982\u4e0b:<\/p>\n

\u76f4\u63a5\u63a5\u5730\u6cd5<\/strong>:\u5982\u679c\u67d0\u4e2a\u6781\u901a\u8fc7\u5bfc\u7ebf\u76f4\u63a5\u8fde\u63a5\u5230\u5730(GND)\uff0c\u90a3\u4e48\u8fd9\u4e2a\u6781\u5c31\u662f\u4ea4\u6d41\u63a5\u5730\u70b9\u3002\u8fd9\u662f\u6700\u7b80\u5355\u76f4\u63a5\u7684\u60c5\u51b5\u3002<\/p>\n

\u7535\u5bb9\u63a5\u5730\u6cd5<\/strong>:\u5982\u679c\u67d0\u4e2a\u6781\u901a\u8fc7\u4e00\u4e2a\u8f83\u5927\u5bb9\u91cf\u7684\u7535\u5bb9(\u901a\u5e38\u662f\u7535\u89e3\u7535\u5bb9\uff0c\u51e0\u5fae\u6cd5\u5230\u51e0\u767e\u5fae\u6cd5)\u8fde\u63a5\u5230\u5730\uff0c\u7531\u4e8e\u7535\u5bb9\u5bf9\u4ea4\u6d41\u4fe1\u53f7\u76f8\u5f53\u4e8e\u77ed\u8def\uff0c\u6240\u4ee5\u8fd9\u4e2a\u6781\u5bf9\u4ea4\u6d41\u4fe1\u53f7\u6765\u8bf4\u4e5f\u662f\u63a5\u5730\u7684\u3002\u8fd9\u79cd\u7535\u5bb9\u6211\u4eec\u79f0\u4e3a\u65c1\u8def\u7535\u5bb9\u3002<\/p>\n

\u7535\u6e90\u63a5\u5730\u6cd5<\/strong>:\u5bf9\u4e8e\u4ea4\u6d41\u4fe1\u53f7\u6765\u8bf4\uff0c\u7535\u6e90(VCC<\/sub><\/em> \u6216 VEE<\/sub><\/em>)\u4e5f\u76f8\u5f53\u4e8e\u5730\u3002\u56e0\u4e3a\u7535\u6e90\u5185\u963b\u5f88\u5c0f\uff0c\u5e76\u4e14\u901a\u5e38\u4f1a\u5e76\u8054\u5927\u5bb9\u91cf\u7684\u6ee4\u6ce2\u7535\u5bb9\u3002\u6240\u4ee5\u5982\u679c\u67d0\u4e2a\u6781\u76f4\u63a5\u8fde\u63a5\u5230\u7535\u6e90\uff0c\u5bf9\u4ea4\u6d41\u4fe1\u53f7\u6765\u8bf4\u4e5f\u662f\u63a5\u5730\u7684\u3002<\/p>\n

\u4e3e\u4e2a\u5b9e\u9645\u4f8b\u5b50\uff0c\u5728\u6211\u4e4b\u524d\u505a\u7684\u4e00\u4e2a\u97f3\u9891\u653e\u5927\u9879\u76ee\u4e2d\uff0c\u53d1\u5c04\u6781\u901a\u8fc7\u4e00\u4e2a 100\u03bcF<\/em> \u7684\u7535\u89e3\u7535\u5bb9\u63a5\u5730\uff0c\u8fd9\u4e2a\u7535\u5bb9\u7684\u4f5c\u7528\u5c31\u662f\u8ba9\u53d1\u5c04\u6781\u5bf9\u97f3\u9891\u4fe1\u53f7(\u4ea4\u6d41)\u63a5\u5730\uff0c\u540c\u65f6\u4fdd\u6301\u76f4\u6d41\u504f\u7f6e\u7535\u538b\u4e0d\u53d8\u3002<\/p>\n

2.2 \u7b2c\u4e8c\u6b65:\u786e\u5b9a\u4fe1\u53f7\u8f93\u5165\u8f93\u51fa\u7aef<\/h3>\n

\u627e\u5230\u4ea4\u6d41\u63a5\u5730\u70b9\u540e\uff0c\u5269\u4e0b\u7684\u4e24\u4e2a\u6781\u4e2d\uff0c\u4e00\u4e2a\u662f\u4fe1\u53f7\u8f93\u5165\u7aef\uff0c\u4e00\u4e2a\u662f\u4fe1\u53f7\u8f93\u51fa\u7aef\u3002<\/p>\n

\u8f93\u5165\u7aef\u7684\u5224\u65ad<\/strong>:\u8f93\u5165\u7aef\u901a\u5e38\u4f1a\u6709\u4ee5\u4e0b\u7279\u5f81:<\/p>\n

    \n
  • \u8fde\u63a5\u6709\u8026\u5408\u7535\u5bb9\uff0c\u7528\u4e8e\u9694\u76f4\u6d41\u901a\u4ea4\u6d41<\/li>\n
  • \u53ef\u80fd\u6709\u5206\u538b\u7535\u963b\u7f51\u7edc\uff0c\u7528\u4e8e\u63d0\u4f9b\u76f4\u6d41\u504f\u7f6e<\/li>\n
  • \u5728\u5b9e\u9645\u7535\u8def\u56fe\u4e2d\uff0c\u4fe1\u53f7\u6e90(\u5982\u4f20\u611f\u5668\u8f93\u51fa\u3001\u524d\u7ea7\u7535\u8def\u8f93\u51fa)\u4f1a\u8fde\u63a5\u5230\u8fd9\u91cc<\/li>\n<\/ul>\n

    \u8f93\u51fa\u7aef\u7684\u5224\u65ad<\/strong>:\u8f93\u51fa\u7aef\u901a\u5e38\u4f1a\u6709\u4ee5\u4e0b\u7279\u5f81:<\/p>\n

      \n
    • \u8fde\u63a5\u6709\u8d1f\u8f7d\u7535\u963b(\u96c6\u7535\u6781\u7535\u963b\u6216\u53d1\u5c04\u6781\u7535\u963b)<\/li>\n
    • \u53ef\u80fd\u6709\u8026\u5408\u7535\u5bb9\u8fde\u63a5\u5230\u4e0b\u4e00\u7ea7\u7535\u8def<\/li>\n
    • \u5728\u5b9e\u9645\u7535\u8def\u56fe\u4e2d\uff0c\u4f1a\u8fde\u63a5\u5230\u540e\u7ea7\u7535\u8def\u6216\u8d1f\u8f7d<\/li>\n<\/ul>\n

      2.3 \u7b2c\u4e09\u6b65:\u7efc\u5408\u5224\u65ad\u7535\u8def\u7c7b\u578b<\/h3>\n

      \u6839\u636e\u524d\u4e24\u6b65\u7684\u5206\u6790\u7ed3\u679c\uff0c\u6211\u4eec\u53ef\u4ee5\u5f97\u51fa\u7ed3\u8bba:<\/p>\n

      \u5982\u679c\u53d1\u5c04\u6781\u662f\u4ea4\u6d41\u63a5\u5730\u70b9\uff0c\u57fa\u6781\u8f93\u5165\u3001\u96c6\u7535\u6781\u8f93\u51fa\uff0c\u5c31\u662f\u5171\u5c04\u653e\u5927\u7535\u8def<\/strong>\u3002<\/p>\n

      \u5982\u679c\u96c6\u7535\u6781\u662f\u4ea4\u6d41\u63a5\u5730\u70b9\uff0c\u57fa\u6781\u8f93\u5165\u3001\u53d1\u5c04\u6781\u8f93\u51fa\uff0c\u5c31\u662f\u5171\u96c6\u653e\u5927\u7535\u8def<\/strong>\u3002<\/p>\n

      \u5982\u679c\u57fa\u6781\u662f\u4ea4\u6d41\u63a5\u5730\u70b9\uff0c\u53d1\u5c04\u6781\u8f93\u5165\u3001\u96c6\u7535\u6781\u8f93\u51fa\uff0c\u5c31\u662f\u5171\u57fa\u653e\u5927\u7535\u8def<\/strong>\u3002<\/p>\n

      3. \u5178\u578b\u7535\u8def\u5206\u6790\u5b9e\u4f8b<\/h2>\n

      3.1 \u5171\u5c04\u653e\u5927\u7535\u8def\u5b9e\u4f8b<\/h3>\n

      \u8ba9\u6211\u4eec\u770b\u4e00\u4e2a\u5178\u578b\u7684\u5171\u5c04\u653e\u5927\u7535\u8def:<\/p>\n

      VCC (+12V)\n |\n |\n Rc (\u96c6\u7535\u6781\u7535\u963b\uff0c 2k\u03a9)\n |\n |----\u8f93\u51fa(Vout)\n |\n C (\u96c6\u7535\u6781)\n    \/\n   \/  NPN\u4e09\u6781\u7ba1\n  \/\n B----Rb2----\u8f93\u5165(Vin)\n |\n Rb1\n |\nGND\n\u200b\n\u53d1\u5c04\u6781 E\n |\n Re (\u53d1\u5c04\u6781\u7535\u963b\uff0c 1k\u03a9)\n |\n Ce (\u65c1\u8def\u7535\u5bb9\uff0c 100\u03bcF)\n |\nGND<\/code><\/pre>\n
      \u5728\u8fd9\u4e2a\u7535\u8def\u4e2d:<\/p>\n
        \n
      • \u53d1\u5c04\u6781\u901a\u8fc7\u65c1\u8def\u7535\u5bb9 Ce<\/sub><\/em> \u63a5\u5730\uff0c\u6240\u4ee5\u53d1\u5c04\u6781\u662f\u4ea4\u6d41\u63a5\u5730\u70b9<\/li>\n
      • \u4fe1\u53f7\u4ece\u57fa\u6781\u8f93\u5165(\u901a\u8fc7 Rb2<\/sub><\/em>)<\/li>\n
      • \u4fe1\u53f7\u4ece\u96c6\u7535\u6781\u8f93\u51fa(\u901a\u8fc7 Rc<\/sub><\/em>)<\/li>\n
      • \u56e0\u6b64\u8fd9\u662f\u5178\u578b\u7684\u5171\u5c04\u653e\u5927\u7535\u8def<\/strong><\/li>\n<\/ul>\n
        \u8fd9\u79cd\u7535\u8def\u7684\u7279\u70b9\u662f\u7535\u538b\u653e\u5927\u500d\u6570\u7ea6\u4e3a Av<\/sub><\/em>=\u2212(Rc<\/sub>\/<\/em>rbe<\/sub>)\uff0c\u5176\u4e2d rbe<\/sub><\/em> \u662f\u4e09\u6781\u7ba1\u7684\u8f93\u5165\u7535\u963b\u3002\u8d1f\u53f7\u8868\u793a\u8f93\u51fa\u4fe1\u53f7\u4e0e\u8f93\u5165\u4fe1\u53f7\u53cd\u76f8\u3002<\/p>\n
        \u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u6211\u66fe\u7ecf\u7528\u8fd9\u79cd\u7535\u8def\u505a\u8fc7\u4e00\u4e2a\u6e29\u5ea6\u4f20\u611f\u5668\u7684\u4fe1\u53f7\u653e\u5927\u3002<\/p>\n
        \u4f20\u611f\u5668\u8f93\u51fa\u7684\u5fae\u5f31\u7535\u538b\u4fe1\u53f7(\u51e0\u5341\u6beb\u4f0f)\u901a\u8fc7\u5171\u5c04\u653e\u5927\u7535\u8def\u653e\u5927\u5230\u51e0\u4f0f\uff0c\u7136\u540e\u9001\u5165 STM32 \u7684 ADC \u8fdb\u884c\u91c7\u96c6\u3002<\/p>\n
        \u4ee3\u7801\u793a\u4f8b\u5982\u4e0b:<\/p>\n
        \/\/ STM32 HAL\u5e93ADC\u91c7\u96c6\u4ee3\u7801\u793a\u4f8b\nvoid ReadAmplifiedSignal(void)\n{\n    uint32_t adcValue;\n    float voltage;\n    float temperature;\n    \n    \/\/ \u542f\u52a8ADC\u8f6c\u6362\n    HAL_ADC_Start(&hadc1);\n    \n    \/\/ \u7b49\u5f85\u8f6c\u6362\u5b8c\u6210\n    if(HAL_ADC_PollForConversion(&hadc1\uff0c 100) == HAL_OK)\n    {\n        \/\/ \u8bfb\u53d6ADC\u503c\n        adcValue = HAL_ADC_GetValue(&hadc1);\n        \n        \/\/ \u8f6c\u6362\u4e3a\u7535\u538b\u503c(\u5047\u8bbe\u53c2\u8003\u7535\u538b3.3V\uff0c 12\u4f4dADC)\n        voltage = (adcValue * 3.3) \/ 4095.0;\n        \n        \/\/ \u6839\u636e\u653e\u5927\u500d\u6570\u53cd\u63a8\u539f\u59cb\u4fe1\u53f7\n        \/\/ \u5047\u8bbe\u653e\u5927\u500d\u6570\u4e3a50\u500d\n        float originalVoltage = voltage \/ 50.0;\n        \n        \/\/ \u8f6c\u6362\u4e3a\u6e29\u5ea6(\u5047\u8bbe\u4f20\u611f\u5668\u7075\u654f\u5ea610mV\/\u2103)\n        temperature = originalVoltage \/ 0.01;\n        \n        printf("Temperature: %.2f \u00b0C\/n"\uff0c temperature);\n    }\n    \n    HAL_ADC_Stop(&hadc1);\n}<\/code><\/pre>\n
        3.2 \u5171\u96c6\u653e\u5927\u7535\u8def\u5b9e\u4f8b<\/h3>\n
        \u5171\u96c6\u653e\u5927\u7535\u8def\u7684\u5178\u578b\u7ed3\u6784\u5982\u4e0b:<\/p>\n
        VCC (+12V)\n |\n |----C (\u96c6\u7535\u6781\uff0c\u76f4\u63a5\u63a5\u7535\u6e90)\n    \/\n   \/  NPN\u4e09\u6781\u7ba1\n  \/\n B----Rb----\u8f93\u5165(Vin)\n |\n Rb1\n |\nGND\n\u200b\n\u53d1\u5c04\u6781 E\n |\n |----\u8f93\u51fa(Vout)\n |\n Re (\u53d1\u5c04\u6781\u7535\u963b\uff0c 1k\u03a9)\n |\nGND<\/code><\/pre>\n
        \u5728\u8fd9\u4e2a\u7535\u8def\u4e2d:<\/p>\n
          \n
        • \u96c6\u7535\u6781\u76f4\u63a5\u8fde\u63a5\u5230 VCC<\/sub><\/em>\uff0c\u5bf9\u4ea4\u6d41\u4fe1\u53f7\u6765\u8bf4\u76f8\u5f53\u4e8e\u63a5\u5730<\/li>\n
        • \u4fe1\u53f7\u4ece\u57fa\u6781\u8f93\u5165<\/li>\n
        • \u4fe1\u53f7\u4ece\u53d1\u5c04\u6781\u8f93\u51fa<\/li>\n
        • \u56e0\u6b64\u8fd9\u662f\u5171\u96c6\u653e\u5927\u7535\u8def<\/strong><\/li>\n<\/ul>\n
          \u5171\u96c6\u653e\u5927\u7535\u8def\u7684\u7535\u538b\u653e\u5927\u500d\u6570\u63a5\u8fd1 1(Av<\/sub><\/em>\u22481)\uff0c\u4f46\u7535\u6d41\u653e\u5927\u500d\u6570\u5f88\u9ad8(Ai<\/sub><\/em>=1+\u03b2<\/em>)\u3002<\/p>\n
          \u8f93\u51fa\u7535\u538b\u8ddf\u968f\u8f93\u5165\u7535\u538b\u53d8\u5316\uff0c\u6240\u4ee5\u4e5f\u53eb\u5c04\u6781\u8ddf\u968f\u5668\u3002<\/p>\n
          \u6211\u5728\u505a\u4e00\u4e2a CAN \u603b\u7ebf\u9a71\u52a8\u7535\u8def\u65f6\uff0c\u5c31\u4f7f\u7528\u4e86\u5171\u96c6\u653e\u5927\u7535\u8def\u4f5c\u4e3a\u7f13\u51b2\u7ea7\u3002<\/p>\n
          \u56e0\u4e3a\u524d\u7ea7\u7535\u8def\u8f93\u51fa\u963b\u6297\u8f83\u9ad8\uff0c\u76f4\u63a5\u9a71\u52a8 CAN \u6536\u53d1\u5668\u4f1a\u5bfc\u81f4\u4fe1\u53f7\u5931\u771f\uff0c\u901a\u8fc7\u5c04\u6781\u8ddf\u968f\u5668\u8fdb\u884c\u963b\u6297\u53d8\u6362\uff0c\u53ef\u4ee5\u6709\u6548\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002<\/p>\n
          \/\/ CAN\u603b\u7ebf\u53d1\u9001\u6570\u636e\u793a\u4f8b\nvoid CAN_SendMessage(uint32_t id\uff0c uint8_t *data\uff0c uint8_t len)\n{\n    CAN_TxHeaderTypeDef txHeader;\n    uint32_t txMailbox;\n    \n    \/\/ \u914d\u7f6e\u53d1\u9001\u5e27\n    txHeader.StdId = id;\n    txHeader.IDE = CAN_ID_STD;\n    txHeader.RTR = CAN_RTR_DATA;\n    txHeader.DLC = len;\n    \n    \/\/ \u53d1\u9001\u6570\u636e\n    \/\/ \u5c04\u6781\u8ddf\u968f\u5668\u786e\u4fdd\u4fe1\u53f7\u5b8c\u6574\u6027\n    if(HAL_CAN_AddTxMessage(&hcan1\uff0c &txHeader\uff0c data\uff0c &txMailbox) != HAL_OK)\n    {\n        Error_Handler();\n    }\n    \n    \/\/ \u7b49\u5f85\u53d1\u9001\u5b8c\u6210\n    while(HAL_CAN_IsTxMessagePending(&hcan1\uff0c txMailbox));\n}<\/code><\/pre>\n
          3.3 \u5171\u57fa\u653e\u5927\u7535\u8def\u5b9e\u4f8b<\/h3>\n
          \u5171\u57fa\u653e\u5927\u7535\u8def\u7684\u5178\u578b\u7ed3\u6784:<\/p>\n
          VCC (+12V)\n |\n |\n Rc (\u96c6\u7535\u6781\u7535\u963b\uff0c 2k\u03a9)\n |\n |----\u8f93\u51fa(Vout)\n |\n C (\u96c6\u7535\u6781)\n    \/\n   \/  NPN\u4e09\u6781\u7ba1\n  \/\n B----Rb----Cb(\u65c1\u8def\u7535\u5bb9)----GND\n |\n Rb1\n |\nGND\n\u200b\n\u53d1\u5c04\u6781 E\n |\n |----\u8f93\u5165(Vin)\n |\n Re (\u53d1\u5c04\u6781\u7535\u963b\uff0c 1k\u03a9)\n |\nGND<\/code><\/pre>\n
          \u5728\u8fd9\u4e2a\u7535\u8def\u4e2d:<\/p>\n
            \n
          • \u57fa\u6781\u901a\u8fc7\u65c1\u8def\u7535\u5bb9 Cb<\/sub><\/em> \u63a5\u5730\uff0c\u6240\u4ee5\u57fa\u6781\u662f\u4ea4\u6d41\u63a5\u5730\u70b9<\/li>\n
          • \u4fe1\u53f7\u4ece\u53d1\u5c04\u6781\u8f93\u5165<\/li>\n
          • \u4fe1\u53f7\u4ece\u96c6\u7535\u6781\u8f93\u51fa<\/li>\n
          • \u56e0\u6b64\u8fd9\u662f\u5171\u57fa\u653e\u5927\u7535\u8def<\/strong><\/li>\n<\/ul>\n
            \u5171\u57fa\u653e\u5927\u7535\u8def\u7684\u7279\u70b9\u662f\u8f93\u5165\u963b\u6297\u4f4e\uff0c\u8f93\u51fa\u963b\u6297\u9ad8\uff0c\u7535\u538b\u653e\u5927\u500d\u6570\u8f83\u9ad8\uff0c\u800c\u4e14\u8f93\u5165\u8f93\u51fa\u540c\u76f8\u3002<\/p>\n
            \u5b83\u7279\u522b\u9002\u5408\u7528\u4e8e\u9ad8\u9891\u653e\u5927\uff0c\u56e0\u4e3a\u6ca1\u6709\u5bc6\u52d2\u6548\u5e94\u7684\u5f71\u54cd\u3002<\/p>\n
            \u5728\u5c04\u9891\u7535\u8def\u8bbe\u8ba1\u4e2d\uff0c\u5171\u57fa\u653e\u5927\u7535\u8def\u5e94\u7528\u5f88\u5e7f\u3002<\/p>\n
            \u6211\u5728\u505a\u4e00\u4e2a 433MHz \u65e0\u7ebf\u6a21\u5757\u7684\u9879\u76ee\u65f6\uff0c\u5c31\u4f7f\u7528\u4e86\u5171\u57fa\u653e\u5927\u7535\u8def\u4f5c\u4e3a\u5c04\u9891\u524d\u7aef\u7684\u7b2c\u4e00\u7ea7\u653e\u5927\u3002<\/p>\n
            4. \u5feb\u901f\u5224\u65ad\u6280\u5de7\u603b\u7ed3<\/h2>\n
            4.1 \u53e3\u8bc0\u8bb0\u5fc6\u6cd5<\/h3>\n
            \u4e3a\u4e86\u65b9\u4fbf\u8bb0\u5fc6\uff0c\u6211\u603b\u7ed3\u4e86\u4e00\u4e2a\u53e3\u8bc0:<\/p>\n
            “\u5730\u5728\u54ea\uff0c\u5171\u54ea\u6781;\u5165\u51fa\u5269\uff0c\u5b9a\u7c7b\u578b”<\/strong><\/p>\n
            \u610f\u601d\u662f:\u5148\u627e\u4ea4\u6d41\u5730\u5728\u54ea\u4e2a\u6781\uff0c\u90a3\u5c31\u662f\u5171\u54ea\u4e2a\u6781;\u7136\u540e\u5728\u5269\u4e0b\u7684\u4e24\u4e2a\u6781\u4e2d\u786e\u5b9a\u8f93\u5165\u548c\u8f93\u51fa\uff0c\u5c31\u80fd\u786e\u5b9a\u7535\u8def\u7c7b\u578b\u3002<\/p>\n
            4.2 \u7279\u5f81\u5bf9\u6bd4\u8868<\/h3>\n\n\n\n\n\n\n\n
            \u7535\u8def\u7c7b\u578b<\/th>\n\u4ea4\u6d41\u63a5\u5730\u6781<\/th>\n\u8f93\u5165\u6781<\/th>\n\u8f93\u51fa\u6781<\/th>\n\u7535\u538b\u653e\u5927<\/th>\n\u7535\u6d41\u653e\u5927<\/th>\n\u8f93\u5165\u963b\u6297<\/th>\n\u8f93\u51fa\u963b\u6297<\/th>\n\u76f8\u4f4d\u5173\u7cfb<\/th>\n<\/tr>\n<\/thead>\n
            \u5171\u5c04<\/td>\nE<\/td>\nB<\/td>\nC<\/td>\n\u9ad8<\/td>\n\u9ad8<\/td>\n\u4e2d<\/td>\n\u4e2d<\/td>\n\u53cd\u76f8<\/td>\n<\/tr>\n
            \u5171\u96c6<\/td>\nC<\/td>\nB<\/td>\nE<\/td>\n\u22481<\/td>\n\u9ad8<\/td>\n\u9ad8<\/td>\n\u4f4e<\/td>\n\u540c\u76f8<\/td>\n<\/tr>\n
            \u5171\u57fa<\/td>\nB<\/td>\nE<\/td>\nC<\/td>\n\u9ad8<\/td>\n\u22481<\/td>\n\u4f4e<\/td>\n\u9ad8<\/td>\n\u540c\u76f8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
            4.3 \u5b9e\u7528\u5224\u65ad\u6d41\u7a0b<\/h3>\n
            \u5728\u5b9e\u9645\u5de5\u4f5c\u4e2d\uff0c\u6211\u603b\u7ed3\u4e86\u4e00\u4e2a\u5feb\u901f\u5224\u65ad\u6d41\u7a0b:<\/p>\n
            \u6b65\u9aa4 1<\/strong>:\u89c2\u5bdf\u4e09\u4e2a\u6781\u7684\u8fde\u63a5\u60c5\u51b5\uff0c\u627e\u51fa\u54ea\u4e2a\u6781\u901a\u8fc7\u7535\u5bb9\u63a5\u5730\u6216\u76f4\u63a5\u63a5\u5730\u6216\u63a5\u7535\u6e90\u3002<\/p>\n
            \u6b65\u9aa4 2<\/strong>:\u5982\u679c\u4e0d\u660e\u663e\uff0c\u53ef\u4ee5\u7528\u4e07\u7528\u8868\u6d4b\u91cf\u5404\u6781\u5bf9\u5730\u7684\u4ea4\u6d41\u963b\u6297\uff0c\u963b\u6297\u6700\u5c0f\u7684\u5c31\u662f\u4ea4\u6d41\u63a5\u5730\u70b9\u3002<\/p>\n
            \u6b65\u9aa4 3<\/strong>:\u5728\u7535\u8def\u677f\u4e0a\u8ffd\u8e2a\u4fe1\u53f7\u8d70\u5411\uff0c\u770b\u4fe1\u53f7\u4ece\u54ea\u91cc\u6765\uff0c\u5230\u54ea\u91cc\u53bb\u3002<\/p>\n
            \u6b65\u9aa4 4<\/strong>:\u7ed3\u5408\u7535\u8def\u7684\u529f\u80fd\u9700\u6c42\uff0c\u9a8c\u8bc1\u5224\u65ad\u7ed3\u679c\u662f\u5426\u5408\u7406\u3002\u6bd4\u5982\u9700\u8981\u963b\u6297\u53d8\u6362\u7684\u5730\u65b9\u901a\u5e38\u7528\u5171\u96c6\uff0c\u9700\u8981\u9ad8\u589e\u76ca\u7684\u5730\u65b9\u901a\u5e38\u7528\u5171\u5c04\u3002<\/p>\n
            5. \u5e38\u89c1\u8bef\u533a\u548c\u6ce8\u610f\u4e8b\u9879<\/h2>\n
            5.1 \u76f4\u6d41\u5730\u4e0e\u4ea4\u6d41\u5730\u7684\u6df7\u6dc6<\/h3>\n
            \u8fd9\u662f\u6700\u5e38\u89c1\u7684\u9519\u8bef\u3002<\/p>\n
            \u6709\u4e9b\u540c\u5b66\u770b\u5230\u53d1\u5c04\u6781\u901a\u8fc7\u7535\u963b\u63a5\u5730\uff0c\u5c31\u8ba4\u4e3a\u662f\u5171\u5c04\u7535\u8def\uff0c\u4f46\u5982\u679c\u8fd9\u4e2a\u7535\u963b\u6ca1\u6709\u5e76\u8054\u65c1\u8def\u7535\u5bb9\uff0c\u90a3\u4e48\u5bf9\u4ea4\u6d41\u4fe1\u53f7\u6765\u8bf4\u53d1\u5c04\u6781\u5e76\u4e0d\u662f\u63a5\u5730\u7684\uff0c\u8fd9\u65f6\u5019\u8981\u91cd\u65b0\u5206\u6790\u3002<\/p>\n
            \u4f8b\u5982\uff0c\u5982\u679c\u53d1\u5c04\u6781\u7535\u963b Re<\/sub><\/em> \u6ca1\u6709\u5e76\u8054\u7535\u5bb9\uff0c\u90a3\u4e48\u8fd9\u4e2a\u7535\u963b\u4f1a\u5f15\u5165\u8d1f\u53cd\u9988\uff0c\u6539\u53d8\u7535\u8def\u7684\u6027\u80fd\uff0c\u4f46\u7535\u8def\u7c7b\u578b\u7684\u5224\u65ad\u65b9\u6cd5\u4e0d\u53d8\uff0c\u4ecd\u7136\u8981\u770b\u4ea4\u6d41\u63a5\u5730\u70b9\u5728\u54ea\u91cc\u3002<\/p>\n
            5.2 PNP \u4e0e NPN \u4e09\u6781\u7ba1\u7684\u533a\u522b<\/h3>\n
            \u524d\u9762\u7684\u4f8b\u5b50\u90fd\u662f\u7528 NPN \u4e09\u6781\u7ba1\uff0c\u5982\u679c\u662f PNP \u4e09\u6781\u7ba1\uff0c\u7535\u6e90\u6781\u6027\u76f8\u53cd\uff0c\u4f46\u5224\u65ad\u65b9\u6cd5\u5b8c\u5168\u4e00\u6837\u3002<\/p>\n
            \u5173\u952e\u8fd8\u662f\u770b\u54ea\u4e2a\u6781\u662f\u4ea4\u6d41\u63a5\u5730\u70b9\u3002<\/p>\n
            5.3 \u590d\u5408\u7535\u8def\u7684\u5224\u65ad<\/h3>\n
            \u5728\u5b9e\u9645\u7535\u8def\u4e2d\uff0c\u7ecf\u5e38\u4f1a\u9047\u5230\u591a\u7ea7\u653e\u5927\u7535\u8def\uff0c\u6bcf\u4e00\u7ea7\u53ef\u80fd\u662f\u4e0d\u540c\u7c7b\u578b\u7684\u653e\u5927\u7535\u8def\u3002<\/p>\n
            \u8fd9\u65f6\u5019\u8981\u9010\u7ea7\u5206\u6790\uff0c\u4e0d\u80fd\u6df7\u4e3a\u4e00\u8c08\u3002<\/p>\n
            \u6bd4\u5982\u5e38\u89c1\u7684\u7ec4\u5408\u662f:\u5171\u5c04-\u5171\u96c6\u7ea7\u8054\uff0c\u7b2c\u4e00\u7ea7\u63d0\u4f9b\u7535\u538b\u653e\u5927\uff0c\u7b2c\u4e8c\u7ea7\u63d0\u4f9b\u963b\u6297\u53d8\u6362\u3002<\/p>\n
            6. \u5de5\u7a0b\u5e94\u7528\u5efa\u8bae<\/h2>\n
            \u4f5c\u4e3a\u5d4c\u5165\u5f0f\u5de5\u7a0b\u5e08\uff0c\u867d\u7136\u6211\u4eec\u4e3b\u8981\u505a\u8f6f\u4ef6\u5f00\u53d1\uff0c\u4f46\u7406\u89e3\u8fd9\u4e9b\u57fa\u672c\u7684\u6a21\u62df\u7535\u8def\u5bf9\u6211\u4eec\u7684\u5de5\u4f5c\u5f88\u6709\u5e2e\u52a9\u3002<\/p>\n
            \u5728\u5b9e\u9645\u9879\u76ee\u4e2d:<\/p>\n
            \u786c\u4ef6\u8c03\u8bd5\u65f6<\/strong>:\u5f53\u9047\u5230\u4fe1\u53f7\u5f02\u5e38\uff0c\u6211\u4eec\u9700\u8981\u80fd\u591f\u5feb\u901f\u5224\u65ad\u7535\u8def\u7c7b\u578b\uff0c\u5206\u6790\u53ef\u80fd\u7684\u6545\u969c\u70b9\u3002\u6bd4\u5982\u5171\u5c04\u7535\u8def\u8f93\u51fa\u4fe1\u53f7\u53cd\u76f8\uff0c\u5982\u679c\u53d1\u73b0\u8f93\u51fa\u6ca1\u6709\u53cd\u76f8\uff0c\u53ef\u80fd\u662f\u7535\u8def\u7c7b\u578b\u5224\u65ad\u9519\u8bef\u6216\u8005\u7535\u8def\u6709\u95ee\u9898\u3002<\/p>\n
            \u7535\u8def\u8bbe\u8ba1\u65f6<\/strong>:\u9009\u62e9\u5408\u9002\u7684\u653e\u5927\u7535\u8def\u7c7b\u578b\u3002\u9700\u8981\u9ad8\u589e\u76ca\u7528\u5171\u5c04\uff0c\u9700\u8981\u963b\u6297\u5339\u914d\u7528\u5171\u96c6\uff0c\u9700\u8981\u9ad8\u9891\u54cd\u5e94\u7528\u5171\u57fa\u3002<\/p>\n
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