{"id":972371,"date":"2024-12-27T05:48:12","date_gmt":"2024-12-26T21:48:12","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/972371.html"},"modified":"2024-12-27T05:48:14","modified_gmt":"2024-12-26T21:48:14","slug":"python%e5%a6%82%e4%bd%95%e5%ae%89%e8%a3%85pyserial%e5%ba%93","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/972371.html","title":{"rendered":"python\u5982\u4f55\u5b89\u88c5pyserial\u5e93"},"content":{"rendered":"

\"python\u5982\u4f55\u5b89\u88c5pyserial\u5e93\"<\/p>\n

\u5728Python\u4e2d\u5b89\u88c5PySerial\u5e93\u975e\u5e38\u7b80\u5355\uff0c\u901a\u5e38\u901a\u8fc7\u4f7f\u7528Python\u7684\u5305\u7ba1\u7406\u5de5\u5177pip\u6765\u5b8c\u6210\u3002\u5b89\u88c5PySerial\u5e93\u7684\u6b65\u9aa4\u5305\u62ec\uff1a\u6253\u5f00\u547d\u4ee4\u884c\u7ec8\u7aef\u3001\u4f7f\u7528pip\u547d\u4ee4\u5b89\u88c5PySerial\u3001\u9a8c\u8bc1\u5b89\u88c5\u662f\u5426\u6210\u529f\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5176\u4e2d\u4e00\u4e2a\u6b65\u9aa4\u3002<\/strong><\/p>\n<\/p>\n

\u8981\u5728\u7cfb\u7edf\u4e2d\u5b89\u88c5PySerial\u5e93\uff0c\u9996\u5148\u9700\u8981\u786e\u4fdd\u5df2\u7ecf\u5b89\u88c5\u4e86Python\u4ee5\u53capip\u5de5\u5177\u3002\u6253\u5f00\u547d\u4ee4\u884c\u7ec8\u7aef\uff08Windows\u4e0b\u53ef\u4ee5\u4f7f\u7528cmd\u6216PowerShell\uff0cMac\u548cLinux\u4e0b\u53ef\u4ee5\u4f7f\u7528Terminal\uff09\uff0c\u7136\u540e\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<\/p>\n

pip install pyserial<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd0\u884c\u4e0a\u8ff0\u547d\u4ee4\u540e\uff0cpip\u5de5\u5177\u4f1a\u4ecePython\u7684\u5b98\u65b9\u5305\u7d22\u5f15\uff08PyPI\uff09\u4e2d\u4e0b\u8f7d\u5e76\u5b89\u88c5\u6700\u65b0\u7248\u672c\u7684PySerial\u5e93\u3002\u5982\u679c\u5e0c\u671b\u5b89\u88c5\u7279\u5b9a\u7248\u672c\u7684PySerial\uff0c\u53ef\u4ee5\u5728\u547d\u4ee4\u540e\u6dfb\u52a0\u7248\u672c\u53f7\uff0c\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
pip install pyserial==3.4<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e00\u3001\u68c0\u67e5Python\u548cPip\u5b89\u88c5<\/h3>\n<\/p>\n
\u5728\u5b89\u88c5PySerial\u4e4b\u524d\uff0c\u786e\u4fdd\u7cfb\u7edf\u4e2d\u5df2\u7ecf\u5b89\u88c5\u4e86Python\u548cpip\u3002<\/p>\n<\/p>\n
    \n
  1. \n
    \u68c0\u67e5Python\u5b89\u88c5\uff1a<\/strong><\/p>\n
    \u5728\u547d\u4ee4\u884c\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u4ee5\u68c0\u67e5Python\u7248\u672c\uff1a<\/p>\n<\/p>\n
    python --version<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u6216\u8005<\/p>\n<\/p>\n
    python3 --version<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u5982\u679c\u7cfb\u7edf\u4e2d\u6ca1\u6709\u5b89\u88c5Python\uff0c\u53ef\u4ee5\u4ecePython\u7684\u5b98\u65b9\u7f51\u7ad9\u4e0b\u8f7d\u5e76\u5b89\u88c5\u9002\u5408\u60a8\u64cd\u4f5c\u7cfb\u7edf\u7684\u7248\u672c\u3002<\/p>\n<\/p>\n<\/li>\n
  2. \n
    \u68c0\u67e5pip\u5b89\u88c5\uff1a<\/strong><\/p>\n
    \u540c\u6837\uff0c\u5728\u547d\u4ee4\u884c\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u4ee5\u68c0\u67e5pip\u7248\u672c\uff1a<\/p>\n<\/p>\n
    pip --version<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u6216\u8005<\/p>\n<\/p>\n
    pip3 --version<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u901a\u5e38\uff0cpip\u4f1a\u4e0ePython\u4e00\u8d77\u5b89\u88c5\uff0c\u4f46\u5982\u679c\u6ca1\u6709\u5b89\u88c5pip\uff0c\u53ef\u4ee5\u901a\u8fc7\u91cd\u65b0\u5b89\u88c5Python\u6216\u8005\u5355\u72ec\u5b89\u88c5pip\u6765\u89e3\u51b3\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
    \u4e8c\u3001\u5b89\u88c5PySerial\u5e93<\/h3>\n<\/p>\n
    PySerial\u662f\u4e00\u4e2a\u7528\u4e8e\u4e32\u884c\u901a\u4fe1\u7684Python\u5e93\uff0c\u5b83\u5141\u8bb8Python\u7a0b\u5e8f\u4e0e\u4e32\u53e3\u8bbe\u5907\u8fdb\u884c\u901a\u4fe1\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528pip\u5b89\u88c5PySerial\u5e93\u7684\u6b65\u9aa4\uff1a<\/p>\n<\/p>\n
      \n
    1. \n
      \u6253\u5f00\u547d\u4ee4\u884c\u7ec8\u7aef\uff1a<\/strong><\/p>\n<\/p>\n
        \n
      • \u5728Windows\u4e0a\uff0c\u53ef\u4ee5\u901a\u8fc7\u641c\u7d22\u201ccmd\u201d\u6216\u201cPowerShell\u201d\u6253\u5f00\u547d\u4ee4\u884c\u3002<\/li>\n
      • \u5728Mac\u6216Linux\u4e0a\uff0c\u53ef\u4ee5\u901a\u8fc7\u641c\u7d22\u201cTerminal\u201d\u6253\u5f00\u7ec8\u7aef\u5e94\u7528\u3002<\/li>\n<\/ul>\n<\/li>\n
      • \n
        \u4f7f\u7528pip\u5b89\u88c5PySerial\uff1a<\/strong><\/p>\n
        \u5728\u547d\u4ee4\u884c\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\u4ee5\u5b89\u88c5PySerial\uff1a<\/p>\n<\/p>\n
        pip install pyserial<\/p>\n
        <\/code><\/pre>\n<\/p>\n
        \u8be5\u547d\u4ee4\u4f1a\u81ea\u52a8\u4e0b\u8f7d\u5e76\u5b89\u88c5PySerial\u5e93\u7684\u6700\u65b0\u7248\u672c\u3002<\/p>\n<\/p>\n<\/li>\n
      • \n
        \u9a8c\u8bc1\u5b89\u88c5\uff1a<\/strong><\/p>\n
        \u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7\u5728Python\u73af\u5883\u4e2d\u5bfc\u5165\u8be5\u5e93\u6765\u9a8c\u8bc1\u662f\u5426\u5b89\u88c5\u6210\u529f\u3002\u6253\u5f00Python\u89e3\u91ca\u5668\uff08\u8f93\u5165python<\/code>\u6216python3<\/code>\uff09\uff0c\u7136\u540e\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<\/p>\n
        import serial<\/p>\n
        print(serial.__version__)<\/p>\n
        <\/code><\/pre>\n<\/p>\n
        \u5982\u679c\u6ca1\u6709\u9519\u8bef\u6d88\u606f\uff0c\u5e76\u4e14\u663e\u793a\u7248\u672c\u53f7\uff0c\u5219\u8bf4\u660ePySerial\u5b89\u88c5\u6210\u529f\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
        \u4e09\u3001\u4f7f\u7528PySerial\u8fdb\u884c\u4e32\u884c\u901a\u4fe1<\/h3>\n<\/p>\n
        \u5728\u5b89\u88c5PySerial\u5e93\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7Python\u4ee3\u7801\u5b9e\u73b0\u4e0e\u4e32\u53e3\u8bbe\u5907\u7684\u901a\u4fe1\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff1a<\/p>\n<\/p>\n
          \n
        1. \n
          \u5bfc\u5165PySerial\u5e93\uff1a<\/strong><\/p>\n<\/p>\n
          import serial<\/p>\n
          <\/code><\/pre>\n<\/p>\n<\/li>\n
        2. \n
          \u521b\u5efa\u4e32\u53e3\u5bf9\u8c61\uff1a<\/strong><\/p>\n<\/p>\n
          ser = serial.Serial('COM3', 9600, timeout=1)<\/p>\n
          <\/code><\/pre>\n<\/p>\n
          \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c'COM3'<\/code>\u662f\u4e32\u53e3\u540d\u79f0\uff0c9600<\/code>\u662f\u6ce2\u7279\u7387\uff0ctimeout=1<\/code>\u8bbe\u7f6e\u4e86\u8d85\u65f6\u65f6\u95f4\u4e3a1\u79d2\u3002\u6839\u636e\u5177\u4f53\u7684\u8bbe\u5907\u8bbe\u7f6e\u76f8\u5e94\u7684\u53c2\u6570\u3002<\/p>\n<\/p>\n<\/li>\n
        3. \n
          \u8bfb\u5199\u6570\u636e\uff1a<\/strong><\/p>\n<\/p>\n
            \n
          • \n
            \u5199\u5165\u6570\u636e\uff1a<\/p>\n<\/p>\n
            ser.write(b'Hello, device!')<\/p>\n
            <\/code><\/pre>\n<\/p>\n
            \u4f7f\u7528write()<\/code>\u65b9\u6cd5\u5411\u4e32\u53e3\u8bbe\u5907\u53d1\u9001\u6570\u636e\u3002\u6ce8\u610f\uff0c\u6570\u636e\u9700\u8981\u4ee5\u5b57\u8282\u7684\u5f62\u5f0f\u53d1\u9001\u3002<\/p>\n<\/p>\n<\/li>\n
          • \n
            \u8bfb\u53d6\u6570\u636e\uff1a<\/p>\n<\/p>\n
            data = ser.readline()<\/p>\n
            print(data.decode('utf-8'))<\/p>\n
            <\/code><\/pre>\n<\/p>\n
            \u4f7f\u7528readline()<\/code>\u65b9\u6cd5\u4ece\u4e32\u53e3\u8bfb\u53d6\u6570\u636e\uff0c\u5e76\u5c06\u5176\u89e3\u7801\u4e3a\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n<\/li>\n<\/ul>\n<\/li>\n
          • \n
            \u5173\u95ed\u4e32\u53e3\uff1a<\/strong><\/p>\n<\/p>\n
            ser.close()<\/p>\n
            <\/code><\/pre>\n<\/p>\n
            \u5b8c\u6210\u901a\u4fe1\u540e\uff0c\u4f7f\u7528close()<\/code>\u65b9\u6cd5\u5173\u95ed\u4e32\u53e3\u8fde\u63a5\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
            \u56db\u3001\u5904\u7406\u5e38\u89c1\u95ee\u9898<\/h3>\n<\/p>\n
            \u5728\u4f7f\u7528PySerial\u5e93\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u4e00\u4e9b\u5e38\u89c1\u95ee\u9898\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u89e3\u51b3\u65b9\u6848\uff1a<\/p>\n<\/p>\n
              \n
            1. \n
              \u627e\u4e0d\u5230\u4e32\u53e3\uff1a<\/strong><\/p>\n
              \u786e\u4fdd\u8bbe\u5907\u5df2\u6b63\u786e\u8fde\u63a5\uff0c\u5e76\u4f7f\u7528\u6b63\u786e\u7684\u4e32\u53e3\u540d\u79f0\u3002\u5728Windows\u4e0a\uff0c\u901a\u5e38\u4e3aCOMx<\/code>\u683c\u5f0f\uff0c\u800c\u5728Mac\u548cLinux\u4e0a\u4e3a\/dev\/ttyUSBx<\/code>\u6216\/dev\/ttySx<\/code>\u683c\u5f0f\u3002<\/p>\n<\/p>\n<\/li>\n
            2. \n
              \u6743\u9650\u95ee\u9898\uff1a<\/strong><\/p>\n
              \u5728Linux\u548cMac\u7cfb\u7edf\u4e0a\uff0c\u53ef\u80fd\u9700\u8981\u7ba1\u7406\u5458\u6743\u9650\u624d\u80fd\u8bbf\u95ee\u4e32\u53e3\u3002\u53ef\u4ee5\u4f7f\u7528sudo<\/code>\u547d\u4ee4\u8fd0\u884cPython\u811a\u672c\uff1a<\/p>\n<\/p>\n
              sudo python script.py<\/p>\n
              <\/code><\/pre>\n<\/p>\n<\/li>\n
            3. \n
              \u6ce2\u7279\u7387\u4e0d\u5339\u914d\uff1a<\/strong><\/p>\n
              \u786e\u4fdd\u4e0e\u8bbe\u5907\u7684\u6ce2\u7279\u7387\u8bbe\u7f6e\u4e00\u81f4\u3002\u5982\u679c\u4e0d\u5339\u914d\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u65e0\u6cd5\u6b63\u786e\u901a\u4fe1\u3002<\/p>\n<\/p>\n<\/li>\n
            4. \n
              \u6570\u636e\u4e71\u7801\uff1a<\/strong><\/p>\n
              \u68c0\u67e5\u7f16\u7801\u8bbe\u7f6e\uff0c\u786e\u4fdd\u4f7f\u7528\u4e0e\u8bbe\u5907\u4e00\u81f4\u7684\u7f16\u7801\u683c\u5f0f\uff08\u5982utf-8<\/code>\uff09\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
              \u901a\u8fc7\u4ee5\u4e0a\u6b65\u9aa4\u548c\u6ce8\u610f\u4e8b\u9879\uff0c\u60a8\u53ef\u4ee5\u987a\u5229\u5730\u5728Python\u4e2d\u5b89\u88c5\u5e76\u4f7f\u7528PySerial\u5e93\u8fdb\u884c\u4e32\u884c\u901a\u4fe1\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u6839\u636e\u5177\u4f53\u7684\u8bbe\u5907\u548c\u9700\u6c42\u8c03\u6574\u4e32\u53e3\u53c2\u6570\u548c\u5904\u7406\u903b\u8f91\uff0c\u4ee5\u5b9e\u73b0\u7a33\u5b9a\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\u3002<\/p>\n<\/p>\n
              \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
               \u5982\u4f55\u5728Python\u4e2d\u5b89\u88c5pyserial\u5e93\uff1f<\/strong>
              \u8981\u5728Python\u4e2d\u5b89\u88c5pyserial\u5e93\uff0c\u53ef\u4ee5\u4f7f\u7528Python\u7684\u5305\u7ba1\u7406\u5de5\u5177pip\u3002\u5728\u547d\u4ee4\u884c\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a  <\/p>\n
              pip install pyserial\n<\/code><\/pre>\n
              \u786e\u4fdd\u4f60\u7684Python\u73af\u5883\u5df2\u7ecf\u6b63\u786e\u8bbe\u7f6e\uff0c\u4e14pip\u5df2\u7ecf\u5b89\u88c5\u3002\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7\u5bfc\u5165pyserial\u6765\u9a8c\u8bc1\u662f\u5426\u5b89\u88c5\u6210\u529f\u3002<\/p>\n
              \u5728\u5b89\u88c5pyserial\u4e4b\u524d\uff0c\u6211\u9700\u8981\u68c0\u67e5\u6211\u7684Python\u7248\u672c\u5417\uff1f<\/strong>
              \u662f\u7684\uff0c\u68c0\u67e5Python\u7248\u672c\u975e\u5e38\u91cd\u8981\u3002pyserial\u901a\u5e38\u652f\u6301Python 2.7\u53ca\u4ee5\u4e0a\u7248\u672c\uff0c\u4f46\u67d0\u4e9b\u65b0\u7279\u6027\u53ef\u80fd\u53ea\u5728\u6700\u65b0\u7248\u672c\u4e2d\u53ef\u7528\u3002\u4f7f\u7528\u547d\u4ee4python --version<\/code>\u6216python3 --version<\/code>\u53ef\u4ee5\u67e5\u770b\u5f53\u524d\u5b89\u88c5\u7684Python\u7248\u672c\u3002<\/p>\n
              \u5982\u679c\u5728\u5b89\u88c5pyserial\u65f6\u9047\u5230\u9519\u8bef\uff0c\u8be5\u5982\u4f55\u89e3\u51b3\uff1f<\/strong>
              \u9047\u5230\u5b89\u88c5\u9519\u8bef\u65f6\uff0c\u53ef\u4ee5\u5c1d\u8bd5\u4ee5\u4e0b\u51e0\u79cd\u89e3\u51b3\u65b9\u6cd5\uff1a  <\/p>\n
                \n
              1. \u786e\u8ba4pip\u5df2\u66f4\u65b0\u5230\u6700\u65b0\u7248\u672c\uff0c\u4f7f\u7528\u547d\u4ee4pip install --upgrade pip<\/code>\u8fdb\u884c\u66f4\u65b0\u3002  <\/li>\n
              2. \u68c0\u67e5\u7f51\u7edc\u8fde\u63a5\u662f\u5426\u6b63\u5e38\uff0c\u6709\u65f6\u7f51\u7edc\u95ee\u9898\u4f1a\u5bfc\u81f4\u65e0\u6cd5\u4e0b\u8f7d\u5e93\u3002  <\/li>\n
              3. \u5982\u679c\u4f7f\u7528\u7684\u662f\u865a\u62df\u73af\u5883\uff0c\u8bf7\u786e\u4fdd\u5df2\u7ecf\u6fc0\u6d3b\u8be5\u73af\u5883\u3002  <\/li>\n
              4. \u6839\u636e\u9519\u8bef\u4fe1\u606f\u8fdb\u884c\u5177\u4f53\u95ee\u9898\u7684\u6392\u67e5\uff0c\u67e5\u627e\u76f8\u5173\u89e3\u51b3\u65b9\u6848\u3002<\/li>\n<\/ol>\n
                \u9664\u4e86pyserial\uff0c\u8fd8\u6709\u54ea\u4e9b\u5e93\u53ef\u4ee5\u7528\u4e8e\u4e32\u53e3\u901a\u4fe1\uff1f<\/strong>
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