{"id":14308,"date":"2021-09-23T10:42:00","date_gmt":"2021-09-23T02:42:00","guid":{"rendered":"http:\/\/222.73.203.234:9999\/?p=14308"},"modified":"2022-03-28T15:14:19","modified_gmt":"2022-03-28T07:14:19","slug":"%e9%80%9a%e8%bf%87raspberry-pi%e5%92%8cpython%e4%bd%bf%e7%94%a8pir%e8%bf%90%e5%8a%a8%e4%bc%a0%e6%84%9f%e5%99%a8-2","status":"publish","type":"post","link":"https:\/\/techclass.wfjydl.com\/knowledge\/tech-info\/creative-invention\/how-tos\/raspberry\/using-pir-motion-sensors-with-the-raspberry-pi-and-python","title":{"rendered":"\u901a\u8fc7Raspberry Pi\u548cPython\u4f7f\u7528PIR\u8fd0\u52a8\u4f20\u611f\u5668"},"content":{"rendered":"
\n

\u8fd9\u7bc7\u6587\u7ae0\u6765\u6e90\u4e8eDevicePlus.com<\/a>\u82f1\u8bed\u7f51\u7ad9\u7684\u7ffb\u8bd1\u7a3f\u3002\u7ea2\u5916\u7ebf\u662f\u4e00\u79cd\u6ca1\u6709\u7279\u6b8a\u8bbe\u5907\u7684\u8f85\u52a9\u5c31\u65e0\u6cd5\u770b\u5230\u7684\u5149\u7ebf\uff0c\u4f46\u662f\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u70ed\u91cf\u611f\u53d7\u5230\u5b83\u7684\u5b58\u5728\u3002\u8fd9\u79cd\u5149\u7ebf\u88ab\u79f0\u4e3a\u201c\u7ea2\u5916\u7ebf\u201d\uff0c\u662f\u56e0\u4e3a\u5b83\u7684\u6ce2\u957f\u8d85\u51fa\u4e86\u53ef\u89c1\u5149\u8c31\u4e2d\u7684\u7ea2\u8272\u5149\u7ebf\u8fb9\u754c\u3002<\/P><\/p>\n

\u8fd9\u5f15\u8d77\u4e86\u8bbe\u5907\u5236\u9020\u5546\u7684\u5174\u8da3\uff0c\u6709\u4e00\u90e8\u5206\u539f\u56e0\u662f\u4eba\u7c7b\u3001\u52a8\u7269\u548c\u7269\u4f53\u4f1a\u4e00\u76f4\u8f90\u5c04\u7ea2\u5916\u7ebf\u3002<\/p>\n

\"\u7ea2\u5916\u7ebf\"<\/p>\n

\u867d\u7136\u8fd9\u542c\u8d77\u6765\u5f88\u5947\u602a\uff0c\u4f46\u662f\u5176\u5b9e\u60a8\u5e94\u8be5\u5df2\u7ecf\u5bf9\u67d0\u4e9b\u7c7b\u4f3c\u7684\u4e1c\u897f\u5f88\u719f\u6089\u4e86\uff1a\u706b\uff0c\u6e29\u5ea6\u975e\u5e38\u9ad8\uff0c\u4f1a\u53d1\u51fa\u70ed\u91cf\u548c\u53ef\u89c1\u5149\u3002<\/p>\n

\u867d\u7136\u706b\u53ef\u4ee5\u8fbe\u5230\u8db3\u591f\u9ad8\u7684\u6e29\u5ea6\u6765\u53d1\u51fa\u53ef\u89c1\u5149\uff0c\u4f46\u662f\u6211\u4eec\u7684\u8eab\u4f53\u4e0d\u4f1a\uff0c\u800c\u4e14\u6211\u4eec\u6240\u8f90\u5c04\u7684\u5149\u2014\u7ea2\u5916\u7ebf\u2014\u4eba\u773c\u662f\u65e0\u6cd5\u770b\u5230\u7684\u3002<\/p>\n

\u5982\u679cRaspberry Pi\u53ef\u4ee5\u5229\u7528\u7ea2\u5916\u7ebf\u6765\u67e5\u770b\u662f\u5426\u6709\u4eba\u51fa\u73b0\uff0c\u4f1a\u4e0d\u4f1a\u6709\u4eba\u89c9\u5f97\u5f88\u4fbf\u5229\u5462\uff1f<\/h3>\n

\u901a\u8fc7\u4f7f\u7528\u975e\u5e38\u4fbf\u5b9c\u3001\u53ef\u7528\u3001\u8010\u7528\u3001\u53ef\u9760\u548c\u7ecf\u6d4e\u7684\u7ec4\u4ef6\uff0c\u6211\u4eec\u53ef\u4ee5\u505a\u5230\u8fd9\u4e00\u70b9\uff01
\n\u8fd9\u79cd\u8bbe\u5907\u53eb\u201c\u88ab\u52a8\u7ea2\u5916\u8fd0\u52a8\u4f20\u611f\u5668\u201d\uff0c\u901a\u5e38\u79f0\u4e3a\u201c\u88ab\u52a8\u7ea2\u5916\u4f20\u611f\u5668\u201d\u6216\u8005\u7b80\u79f0\u201cPIR\u4f20\u611f\u5668\u201d\u3002<\/p>\n

PIR\u8fd0\u52a8\u4f20\u611f\u5668\u662f\u5982\u4f55\u5de5\u4f5c\u7684<\/h3>\n

PIR\u8fd0\u52a8\u4f20\u611f\u5668\u7531\u4e00\u5bf9\u70ed\u91ca\u7535\u4f20\u611f\u5668\u4e0a\u7684\u900f\u955c\u7ec4\u6210\uff1a\u4e00\u79cd\u6676\u4f53\u6750\u6599\uff0c\u5f53\u5b83\u63a5\u6536\u5230\u7ea2\u5916\u5149\u65f6\u4f1a\u4ea7\u751f\u7535\u538b\u3002
\n\u4f46\u662f\u4efb\u4f55\u542b\u6709\u4e00\u5b9a\u70ed\u91cf\u7684\u7269\u4f53\u90fd\u4f1a\u8f90\u5c04\u51fa\u4e00\u4e9b\u7ea2\u5916\u7ebf\u3002\u8fd9\u610f\u5473\u7740\u5355\u4e2a\u70ed\u91ca\u7535\u4f20\u611f\u5668\u4f1a\u4e00\u76f4\u4ea7\u751f\u7535\u538b\uff0c\u5373\u4f7f\u89c6\u91ce\u4e2d\u7684\u6240\u6709\u7269\u4f53\u90fd\u662f\u5b8c\u5168\u9759\u6b62\u7684\u3002
\n\u90a3\u4e48\u5982\u4f55\u5c06\u5b83\u53d8\u6210\u4e00\u4e2a\u8fd0\u52a8\u4f20\u611f\u5668\u5462\uff1f\u8fd9\u5f88\u7b80\u5355\uff0c\u4f46\u662f\u5f88\u6709\u6280\u5de7\u6027\u3002\u5c06\u4e24\u4e2a\u70ed\u91ca\u7535\u4f20\u611f\u5668\u8fdb\u884c\u8fde\u63a5\uff0c\u8fd9\u79cd\u8fde\u63a5\u4f7f\u5f97\u6765\u81ea\u73af\u5883\u7ea2\u5916\u7ebf\u7684\u4fe1\u53f7\u53ef\u4ee5\u76f8\u4e92\u62b5\u6d88\u3002
\n\u5f53\u8db3\u591f\u5927\u4e14\u5177\u6709\u4e00\u5b9a\u6e29\u5ea6\u7684\u7269\u4f53\u5728\u955c\u5934\u524d\u79fb\u52a8\u65f6\uff0c\u4e24\u4e2a\u4fe1\u53f7\u5c06\u4f1a\u505c\u6b62\u76f8\u4e92\u62b5\u6d88\uff0c\u4f20\u611f\u5668\u4f1a\u62a5\u544a\u6709\u7269\u4f53\u5728\u79fb\u52a8\u3002<\/p>\n

PIR\u8fd0\u52a8\u4f20\u611f\u5668\u53ef\u80fd\u4f1a\u4ea7\u751f\u8bef\u62a5<\/h3>\n

\u5f53\u60a8\u5c06PIR\u8fd0\u52a8\u4f20\u611f\u5668\u8fde\u63a5\u5230\u7535\u6e90\u65f6\uff0c\u5b83\u9700\u898130\u79d2\u523060\u79d2\u624d\u80fd\u7a33\u5b9a\u4e0b\u6765\u3002\u5728\u8fd8\u6ca1\u6709\u7a33\u5b9a\u7684\u65f6\u5019\u5c31\u8fd0\u884c\u53ef\u80fd\u4f1a\u5f15\u53d1\u8bef\u62a5\uff0c\u8fd9\u5728\u67d0\u4e9b\u7535\u8def\u4e2d\u4f1a\u5f88\u8ba9\u4eba\u5934\u75bc\u3002\u5728Raspberry Pi\u9879\u76ee\u4e2d\uff0c\u5f88\u5bb9\u6613\u7f16\u5199\u51fa\u8f6f\u4ef6\u6765\u8ba9\u5b83\u5728\u542f\u52a8\u540e\u7b49\u5f85\u7247\u523b\u518d\u8fd0\u884c\u3002
\n\u66f4\u5927\u7684\u95ee\u9898\u662f\u7531\u52a8\u7269\u3001\u6606\u866b\u751a\u81f3\u9635\u98ce\u6240\u89e6\u53d1\u7684\u4f20\u611f\u5668\u54cd\u5e94\u3002
\n\u60a8\u901a\u5e38\u53ef\u4ee5\u5c06\u7ec4\u4ef6\u6821\u51c6\u5230\u66f4\u4f4e\u7684\u654f\u611f\u5ea6\uff0c\u8fd9\u6837\u53ef\u4ee5\u963b\u6b62\u60a8\u7684\u5c0f\u732b\u6216\u8005\u5c0f\u72d7\u89e6\u53d1\u8b66\u62a5\u3002\u800c\u5bf9\u4e8e\u5728\u4f20\u611f\u5668\u524d\u98de\u884c\u7684\u6606\u866b\u6765\u8bf4\uff0c\u8fd9\u79cd\u8c03\u6574\u7684\u4f5c\u7528\u4e0d\u5927\u3002
\n\u4f46\u662f\uff0c\u4e0d\u8981\u628a\u8fd9\u4e9b\u8bef\u62a5\u770b\u4f5c\u662f\u4e00\u4e2a\u7834\u574f\u8005\uff0c\u800c\u662f\u60f3\u60f3\u5982\u4f55\u806a\u660e\u5730\u5904\u7406\u5b83\u4eec\u3002<\/p>\n

\u5728Python\u4e2d\u5904\u7406PIR\u8fd0\u52a8\u4f20\u611f\u5668<\/h3>\n

\u4ece\u53ef\u89c6\u5316\u7f16\u7a0b\u5de5\u5177\uff08\u5982Scratch down\uff09\u5230\u201cclose-to-the-metal\uff08\u80fd\u591f\u4ee5\u7f16\u7a0b\u65b9\u5f0f\u7ba1\u7406\u64cd\u4f5c\u7cfb\u7edf\u5185\u5b58\uff09\u201d\u7684\u7f16\u7a0b\u8bed\u8a00\uff08\u4f8b\u5982C\uff09\uff0c\u6709\u5f88\u591a\u65b9\u6cd5\u53ef\u4ee5\u5c06PIR\u8fd0\u52a8\u4f20\u611f\u5668\u548cRaspberry Pi\u8fdb\u884c\u8fde\u63a5\u3002
\n\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u5c06\u4f7f\u7528Python \u548cGPIO Zero\u5e93\uff0c\u8fd9\u4e9b\u5e93\u5df2\u7ecf\u5e2e\u6211\u4eec\u6574\u7406\u597d\u4e86\u5927\u90e8\u5206\u7684\u7ec6\u8282\u5185\u5bb9\u3002
\n\u5982\u679c\u60a8\u4ece\u6765\u6ca1\u6709\u5199\u8fc7Python\u4ee3\u7801\uff0c\u53ef\u4ee5\u5c1d\u8bd5\u5b66\u4e60\u6765\u81ea\u201cAutomate the Boring Stuff With Python\uff08\u7528Python\u5c06\u67af\u71e5\u7684\u5de5\u4f5c\u81ea\u52a8\u5316\uff09\u201d\u7684\u4e00\u4e9b\u6559\u7a0b\u3002\u5982\u679c\u60a8\u4e0d\u6253\u7b97\u4e86\u89e3\u8fd9\u4e9b\u5185\u5bb9\uff0c\u4e5f\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u4e0b\u9762\u7684\u4ee3\u7801\uff0c\u5982\u679c\u60a8\u80fd\u7406\u89e3\u4e0b\u6587\u4ee3\u7801\u4e2d\u7684\u5185\u5bb9\uff0c\u5c06\u4f1a\u5b66\u5230\u66f4\u591a\u7684\u77e5\u8bc6\u3002
\n\u672c\u6587\u5047\u8bbe\u60a8\u5bf9GPIO \u5f15\u811a<\/a>\u6709\u4e86\u57fa\u672c\u7684\u4e86\u89e3\u3002\u5982\u679c\u5b83\u5bf9\u60a8\u6765\u8bf4\u662f\u5168\u65b0\u7684\u77e5\u8bc6\uff0c\u8bf7\u67e5\u770b\u8fc7\u53bb\u7684\u6307\u5357\u3002\u4e0b\u9762\u7684\u56fe\u8868\u4f1a\u63d0\u9192\u60a8\u6709\u54ea\u4e9b\u76f8\u5173\u57fa\u7840\u77e5\u8bc6\u3002<\/p>\n

\"\"<\/p>\n

\u5c06PIR\u8fd0\u52a8\u4f20\u611f\u5668\u8fde\u63a5\u5230Raspberry Pi<\/h3>\n

\u4e3a\u4e86\u5f00\u59cb\u6784\u5efa\u60a8\u7684Raspberry Pi \u8fd0\u52a8\u4f20\u611f\u5668<\/a>\uff0c\u60a8\u5c06\u9700\u8981\uff1a<\/p>\n\n\n\n\n\n\n
\u4e00\u4e2a\u5e26\u7535\u6e90\u7684<\/strong>Raspberry Pi<\/strong><\/a>\u4ee5\u53ca\u4e00\u4e2a\u5b89\u88c5\u4e86<\/strong>Raspbian\u7684SD\u5361<\/strong><\/a><\/td>\n\"\"<\/td>\n<\/tr>\n
\u4e00\u4e2a<\/strong>\u9762\u5305\u677f<\/strong><\/a><\/td>\n\"\"<\/td>\n<\/tr>\n
\u4e00\u4e2a<\/strong>GPIO \u6269\u5c55\u677f<\/strong><\/a>\uff08\u53ef\u9009\uff0c\u4f46\u662f\u63a8\u8350\u4f7f\u7528\uff09<\/td>\n\"\"<\/td>\n<\/tr>\n
\u4e00\u4e2a<\/strong>PIR \u8fd0\u52a8\u4f20\u611f\u5668<\/strong><\/a>
\n\uff08\u6211\u4f7f\u7528\u7684\u662fXC-4444\uff09<\/td>\n		\"\"<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u60a8\u8fd8\u9700\u8981\u4e00\u4e9b\u53ef\u4ee5\u8ba9\u60a8\u8f93\u5165\u4ee3\u7801\u7684\u8bbe\u5907\uff0c\u4f8b\u5982USB\u952e\u76d8\u6216\u8005SSH\u8fde\u63a5\u3002<\/p>\n

\u5c06\u7ec4\u4ef6\u8fde\u63a5\u5230\u9762\u5305\u677f<\/h3>\n

\u4ece\u80cc\u9762\u770b\u8fd9\u53f0XC-4444\uff0c\u53ef\u4ee5\u770b\u5230\u5f15\u811a\u5728\u5e95\u90e8\uff0c\u8fd9\u4e9b\u5f15\u811a\u4e3a\uff1a
\n\u2022 \u5de6\u8fb9\u7528\u4e8e5\u4f0f\u7535\u6e90
\n\u2022 \u4e2d\u95f4\u7528\u4e8e\u6570\u5b57\u8f93\u51fa<\/a>
\n\u2022 \u53f3\u8fb9\u7528\u4e8e\u63a5\u5730
\n\u867d\u7136PIR\u8fd0\u52a8\u4f20\u611f\u5668\u5f80\u5f80\u5927\u540c\u5c0f\u5f02\uff0c\u4f46\u662f\u4e0d\u540c\u578b\u53f7\u4e0a\u7684\u5f15\u811a\u53ef\u80fd\u987a\u5e8f\u4f1a\u6709\u6240\u4e0d\u540c\u3002\u5982\u679c\u60a8\u4e0d\u786e\u5b9a\u7684\u8bdd\uff0c\u8bf7\u67e5\u770b\u7ec4\u4ef6\u89c4\u683c\u3002
\n\u5c06Raspberry Pi\u4e0a\u76845\u4f0f\u5f15\u811a\u8fde\u63a5\u5230\u6b63\u7535\u6e90\u8f68\uff0c\u7136\u540e\u5c06\u63a5\u5730\u5f15\u811a\u8fde\u63a5\u5230\u8d1f\u7535\u6e90\u8f68\u3002
\n\u7136\u540e\uff0c\u8ba9\u955c\u5934\u80cc\u5bf9\u60a8\uff0c\u5c06\u8fd0\u52a8\u4f20\u611f\u5668\u7684\u7535\u6e90\u5f15\u811a\u8fde\u63a5\u5230\u6b63\u7535\u6e90\u8f68\uff0c\u5c06\u63a5\u5730\u5f15\u811a\u8fde\u63a5\u5230\u8d1f\u7535\u6e90\u8f68\uff0c\u5e76\u5c06\u6570\u5b57\u8f93\u51fa\u5f15\u811a\u8fde\u63a5\u5230\u9762\u5305\u677f\u4e2d\u95f4\u7684\u67d0\u5904\u3002
\n\u6700\u540e\uff0c\u5c06\u8be5\u9762\u5305\u677f\u884c\u8fde\u63a5\u5230GPIO\u5f15\u811a\uff0c\u6211\u4f7f\u7528\u7684\u662f\u5f15\u811a13\u3002<\/p>\n

\"\"<\/p>\n

\u5c06\u5176\u4e0eGPIO Zero\u63a5\u5408<\/h3>\n

\u73b0\u5728\u662f\u65f6\u5019\u7f16\u5199\u4e00\u4e2a\u5feb\u901f\u811a\u672c\u4e86\u3002\u542f\u7528\u547d\u4ee4\u63d0\u793a\u7b26\uff0c\u5e76\u901a\u8fc7\u8f93\u5165\u4ee5\u4e0b\u5185\u5bb9\u6253\u5f00\u6587\u672c\u7f16\u8f91\u5668\uff1a
\nnano intruderAlarm.py<\/span>
\nGPIO Zero\u5df2\u7ecf\u4e3a\u6211\u4eec\u7684\u8fd0\u52a8\u4f20\u611f\u5668\u521b\u5efa\u4e86\u4e00\u4e2a\u7c7b\uff0c\u6240\u4ee5\u6211\u4eec\u76f4\u63a5\u5bfc\u5165\u8fd9\u4e2a\u7c7b\uff0c\u5e76\u5bfc\u5165\u6765\u81eatime\u6a21\u5757\u7684sleep\u51fd\u6570\u3002
\nfrom time import sleep<\/span>
\nfrom gpiozero import MotionSensor<\/span>
\n\u73b0\u5728\u6211\u4eec\u7f16\u5199\u4e00\u4e2a\u51fd\u6570\uff0c\u529f\u80fd\u4e3a\u5f53\u4f20\u611f\u5668\u68c0\u6d4b\u5230\u8fd0\u52a8\u7269\u4f53\u65f6\u5c06\u6d88\u606f\u6253\u5370\u5230\u5c4f\u5e55\u4e0a\u3002
\ndef detectIntruders():<\/span>
\n pir.wait_for_motion()<\/span>
\n print(\u2018Intruder Alert!\u2019)<\/span>
\n sleep\uff085\uff09<\/span>
\nsleep\u6307\u4ee4\u8868\u793a\u6253\u5370\u5b8c\u6d88\u606f\u540e\u5c06\u7b49\u5f855\u79d2\u949f\u3002\u5982\u679c\u6ca1\u6709\u8be5\u6307\u4ee4\uff0c\u6211\u4eec\u7684\u811a\u672c\u5c06\u5728\u8109\u51b2\u6301\u7eed\u65f6\u95f4\u5185\u7528\u6d88\u606f\u586b\u6ee1\u6574\u4e2a\u5c4f\u5e55\uff0c\u8fd9\u6837\u7684\u8bdd\u5c31\u5f88\u96be\u4e86\u89e3\u8fd0\u884c\u72b6\u51b5\u4e86\u3002
\n\u5982\u679c\u6211\u4eec\u4e0d\u5bf9MotionSensor\u5bf9\u8c61\u8fdb\u884c\u521d\u59cb\u5316\uff0c\u90a3\u4e48detectIntruders()\u51fd\u6570\u5c06\u65e0\u6cd5\u5de5\u4f5c\uff0c\u6240\u4ee5\u8ba9\u6211\u4eec\u5c06\u5176\u8bbe\u7f6e\u4e3a\u5f15\u811a13\uff1a
\npir = MotionSensor(13)<\/span>
\n\u60a8\u80fd\u76f8\u4fe1\u5230\u6b64\u6211\u4eec\u5df2\u7ecf\u5feb\u8981\u5b8c\u6210\u4e86\u5417\uff1f\u73b0\u5728\u6211\u4eec\u53ea\u9700\u8981\u4e00\u4e2a\u5faa\u73af\u7a0b\u5e8f\u6765\u8fd0\u884c\u6211\u4eec\u7684\u51fd\u6570\u5c31\u53ef\u4ee5\u5b8c\u6210\u4e86\u3002
\nwhile True:<\/span>
\n detectIntruders()<\/span>
\n\u6309\u4e0bCtrl+O\u6765\u4fdd\u5b58\u811a\u672c\uff0c\u7136\u540e\u6309\u4e0bCtrl+X\u9000\u51fa\u6587\u672c\u7f16\u8f91\u5668\u3002\u60f3\u8981\u8fd0\u884c\u7a0b\u5e8f\uff0c\u8bf7\u8f93\u5165\uff1a
\npython3 intruderAlarm.py<\/span>
\n\u73b0\u5728\u8d77\u8eab\u5e76\u8d70\u8fc7\u4f20\u611f\u5668\uff0c\u60a8\u770b\u5230\u6253\u5370\u7684\u4fe1\u606f\u4e86\u4e48\uff1f
\n\u5982\u679c\u4e0d\u8d77\u4f5c\u7528\uff0c\u8bf7\u68c0\u67e5\u6240\u6709\u5f15\u811a\u662f\u5426\u6b63\u786e\u8fde\u63a5\u3002PIR\u8fd0\u52a8\u4f20\u611f\u5668\u7684\u63a5\u5730\u548c\u7535\u6e90\u5f15\u811a\u5f88\u5bb9\u6613\u6df7\u6dc6\u3002
\n\u5982\u679c\u60f3\u8981\u505c\u6b62\u811a\u672c\u7684\u8fd0\u884c\uff0c\u8bf7\u6309\u4e0bCtrl+C\u3002<\/p>\n

\u6821\u51c6PIR\u8fd0\u52a8\u4f20\u611f\u5668<\/h3>\n

\u8fd9\u6b3eXC-4444\u6709\u4e24\u4e2a\u5173\u952e\u6307\u6807\uff1a\u4e00\u4e2a\u662f\u8109\u51b2\u957f\u5ea6\uff0c\u6807\u8bb0\u4e3aTx\uff0c\u53e6\u4e00\u4e2a\u662f\u7075\u654f\u5ea6\uff0c\u6807\u8bb0\u4e3aSx\u3002
\n\u5728\u67d0\u4e9b\u9879\u76ee\u4e2d\uff0c\u8c03\u6574\u8109\u51b2\u957f\u5ea6\u53ef\u80fd\u4f1a\u5f88\u6709\u7528\uff0c\u4f46\u662f\u6211\u503e\u5411\u4e8e\u4fdd\u6301\u5b83\u7684\u5927\u5c0f\uff0c\u901a\u8fc7\u7f16\u5199\u4ee3\u7801\u6765\u5904\u7406Raspberry Pi\u5bf9\u4fe1\u53f7\u7684\u54cd\u5e94\u5de5\u4f5c\u3002
\n\u8c03\u6574\u7075\u654f\u5ea6\u4f1a\u66f4\u6709\u8da3\u3002\u60a8\u53ef\u4ee5\u901a\u8fc7\u8c03\u6574\u7075\u654f\u5ea6\u6765\u51b3\u5b9a\u4f20\u611f\u5668\u9700\u8981\u68c0\u6d4b\u51fa\u4ec0\u4e48\u7a0b\u5ea6\u7684\u8fd0\u52a8\u624d\u80fd\u53d1\u51fa\u4fe1\u53f7\u3002
\n\u4e00\u4e9bPIR\u8fd0\u52a8\u4f20\u611f\u5668\u5177\u6709\u66f4\u591a\u7684\u63a7\u4ef6\u3002\u5bf9\u4e8e\u4e00\u4e9b\u54cd\u5e94\u7279\u5f81\uff0c\u6bd4\u5982\u53ea\u8981\u68c0\u6d4b\u5230\u8fd0\u52a8\uff0c\u8109\u51b2\u5c31\u4e00\u76f4\u7ef4\u6301\uff0c\u6216\u8005\u6a21\u5757\u662f\u5426\u53d1\u5904\u91cd\u590d\u7684\u8109\u51b2\uff0c\u8fd9\u4e9b\u4f20\u611f\u5668\u4f1a\u6709\u6240\u4e0d\u540c\u3002<\/p>\n

PIR\u8fd0\u52a8\u4f20\u611f\u5668\u6709\u591a\u79cd\u7528\u9014<\/h3>\n

\u6211\u4eec\u521a\u521a\u63a2\u8ba8\u7684\u5de5\u4f5c\u539f\u7406\u4e0d\u4ec5\u4ec5\u53ea\u9002\u7528\u4e8e\u8b66\u62a5\u3002
\n\u5b83\u4eec\u8fd8\u9002\u7528\u4e8e\u5404\u79cd\u5bb6\u5ead\u4e2d\u7684\u81ea\u52a8\u5316\u9879\u76ee\uff1a\u7167\u660e\u3001\u6e29\u5ea6\u63a7\u5236\u3001\u5f00\u95e8\uff0c\u751a\u81f3\u8fd8\u53ef\u4ee5\u5728\u60a8\u4e0b\u73ed\u56de\u5bb6\u65f6\u4e3a\u60a8\u64ad\u653e\u4e00\u4e9b\u4e13\u4e1a\u7684\u6454\u8de4\u98ce\u683c\u7684\u5165\u53e3\u97f3\u4e50\u3002
\n\u5982\u679c\u60a8\u60f3\u8981\u5728\u67d0\u4eba\u51fa\u73b0\u7684\u65f6\u5019\u83b7\u6089\u6d88\u606f\uff0c\u8fd9\u5c06\u4f1a\u662f\u60a8\u7684\u5f97\u529b\u52a9\u624b\u3002<\/p>\n

\n
\"DevicePlus<\/div>\n
\n
DevicePlus \u7f16\u8f91\u56e2\u961f<\/h5>\n
\u8bbe\u5907\u5347\u7ea7\u7248\u9002\u7528\u4e8e\u6240\u6709\u70ed\u7231\u7535\u5b50\u548c\u673a\u7535\u4e00\u4f53\u5316\u7684\u4eba\u3002<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"\u8fd9\u7bc7\u6587\u7ae0\u6765\u6e90\u4e8eDevicePlus.com\u82f1\u8bed\u7f51\u7ad9\u7684\u7ffb\u8bd1\u7a3f\u3002\u7ea2\u5916\u7ebf\u662f\u4e00\u79cd\u6ca1\u6709\u7279\u6b8a\u8bbe\u5907\u7684\u8f85\u52a9\u5c31\u65e0\u6cd5\u770b\u5230\u7684\u5149\u7ebf\uff0c\u4f46\u662f\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u70ed\u91cf\u611f\u53d7\u5230\u5b83\u7684\u5b58\u5728\u3002\u8fd9\u79cd\u5149\u7ebf\u88ab\u79f0\u4e3a\u201c\u7ea2\u5916\u7ebf\u201d\uff0c\u662f\u56e0\u4e3a\u5b83\u7684\u6ce2\u957f\u8d85\u51fa\u4e86\u53ef\u89c1\u5149\u8c31\u4e2d\u7684\u7ea2\u8272\u5149\u7ebf\u8fb9\u754c\u3002 \u8fd9 […]","protected":false},"author":7,"featured_media":15908,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1132],"tags":[],"class_list":["post-14308","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-raspberry"],"acf":[],"wps_subtitle":"","_links":{"self":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/14308","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/comments?post=14308"}],"version-history":[{"count":6,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/14308\/revisions"}],"predecessor-version":[{"id":16433,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/posts\/14308\/revisions\/16433"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/media\/15908"}],"wp:attachment":[{"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/media?parent=14308"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/categories?post=14308"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/techclass.wfjydl.com\/wp-json\/wp\/v2\/tags?post=14308"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}