{"id":98440,"date":"2024-10-23T17:29:38","date_gmt":"2024-10-23T09:29:38","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=98440"},"modified":"2024-10-23T17:57:07","modified_gmt":"2024-10-23T09:57:07","slug":"wrjykqtxxyjs","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/98440.html","title":{"rendered":"\u65e0\u4eba\u673a\u9065\u63a7\u5668\u901a\u4fe1\u534f\u8bae\u4ecb\u7ecd"},"content":{"rendered":"\n

\u3000\u3000\u65e0\u4eba\u673a\u9065\u63a7\u5668\u901a\u4fe1\u534f\u8bae<\/strong>\u662f\u65e0\u4eba\u673a\u63a7\u5236\u7cfb\u7edf\u4e2d\u81f3\u5173\u91cd\u8981\u7684\u7ec4\u6210\u90e8\u5206\uff0c\u5b83\u786e\u4fdd\u4e86\u9065\u63a7\u5668\u4e0e\u65e0\u4eba\u673a\u4e4b\u95f4\u7684\u6709\u6548\u901a\u4fe1\u3002\u4ee5\u4e0b\u662f\u51e0\u79cd\u5e38\u89c1\u7684\u65e0\u4eba\u673a\u9065\u63a7\u5668\u901a\u4fe1\u534f\u8bae\u7684\u4ecb\u7ecd\uff1a<\/p>\n\n\n\n

\u3000\u3000S-BUS\u662f\u4e00\u79cd\u4e32\u53e3\u901a\u4fe1\u534f\u8bae\uff0c\u7531FrSky\u516c\u53f8\u5f00\u53d1\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8eRC\u9065\u63a7\u7cfb\u7edf\u4e2d\u3002\u8be5\u534f\u8bae\u91c7\u7528100000\u6ce2\u7279\u7387\uff0c\u6570\u636e\u4f4d8bits\uff0c\u505c\u6b62\u4f4d2bits\uff0c\u5076\u6548\u9a8c\uff0c\u53738E2\u7684\u4e32\u53e3\u901a\u4fe1\u65b9\u5f0f\u3002S-BUS\u534f\u8bae\u80fd\u591f\u9ad8\u6548\u5730\u4f20\u8f93\u591a\u4e2a\u901a\u9053\u4fe1\u606f\u5230\u63a5\u6536\u673a\u6216\u98de\u884c\u63a7\u5236\u5668\uff0c\u9002\u7528\u4e8e\u591a\u901a\u9053\u63a7\u5236\u9700\u6c42\u3002<\/p>\n\n\n\n

\u3000\u3000PWM(\u8109\u51b2\u5bbd\u5ea6\u8c03\u5236)\u662f\u4e00\u79cd\u4f20\u7edf\u7684\u9065\u63a7\u5668\u901a\u4fe1\u534f\u8bae\uff0c\u901a\u8fc7\u63a5\u6536\u673a\u4e0a\u7684PWM\u8f93\u51fa\u901a\u9053\u6765\u63a7\u5236\u65e0\u4eba\u673a\u7684\u5404\u4e2a\u90e8\u4ef6\u3002\u6bcf\u4e2a\u901a\u9053\u5bf9\u5e94\u4e00\u7ec4\u7ebf\uff0c\u89e3\u6790\u7a0b\u5e8f\u9700\u8981\u6839\u636e\u8fd9\u4e9b\u4fe1\u53f7\u6765\u63a7\u5236\u65e0\u4eba\u673a\u7684\u4e0d\u540c\u52a8\u4f5c\u3002<\/p>\n\n\n\n

\u3000\u3000MAVLink\u662f\u4e00\u79cd\u8f7b\u91cf\u7ea7\u7684\u6d88\u606f\u4f20\u8f93\u534f\u8bae\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u65e0\u4eba\u673a\u4e0e\u5730\u9762\u7ad9\u4e4b\u95f4\u7684\u901a\u4fe1\u3002\u5b83\u652f\u6301\u98de\u884c\u63a7\u5236\u3001\u72b6\u6001\u548c\u6570\u636e\u4f20\u8f93\u7b49\u529f\u80fd\uff0c\u9002\u7528\u4e8e\u5c0f\u578b\u65e0\u4eba\u673a\u7cfb\u7edf\u3002MAVLink\u534f\u8bae\u5177\u6709\u8de8\u5e73\u53f0\u652f\u6301\u548c\u6613\u4e8e\u5b9e\u73b0\u7684\u7279\u70b9\uff0c\u4f46\u7f3a\u4e4fQoS\u4fdd\u8bc1\u548c\u5b9e\u65f6\u6027\u80fd\u3002<\/p>\n\n\n\n

\u3000\u3000OcuSync\u662fDJI\u5f00\u53d1\u7684\u4e00\u79cd\u6700\u65b0\u8fdc\u7a0b\u901a\u4fe1\u63a7\u5236\u534f\u8bae\uff0c\u4e0d\u4ec5\u4f20\u8f93\u63a7\u5236\u4fe1\u53f7\u548c\u9065\u6d4b\u6570\u636e\uff0c\u8fd8\u80fd\u591f\u4f20\u8f93\u65e0\u4eba\u673a\u6444\u50cf\u5934\u7684\u5b9e\u65f6\u753b\u9762\u3002\u4e0e\u5176\u4ed6RC\u534f\u8bae\u76f8\u6bd4\uff0cOcuSync\u63d0\u4f9b\u4e86\u66f4\u4e30\u5bcc\u7684\u6570\u636e\u4f20\u8f93\u80fd\u529b\u3002<\/p>\n\n\n\n

\u3000\u3000Lightbridge\u662fDJI\u7684\u56fe\u4f20\u7cfb\u7edf\uff0c\u91c7\u75282.4GHz\u9891\u7387\u8fdb\u884c\u4f20\u8f93\uff0c\u7ed3\u5408\u4e86OSD\u98de\u884c\u6570\u636e\u53e0\u52a0\u7cfb\u7edf\uff0c\u7528\u4e8e\u4f20\u8f93\u56fe\u50cf\u548c\u98de\u884c\u6570\u636e\u3002<\/p>\n\n\n\n

\u3000\u3000\u8fd9\u4e9b\u534f\u8bae\u5404\u6709\u4f18\u7f3a\u70b9\uff0c\u9009\u62e9\u5408\u9002\u7684\u901a\u4fe1\u534f\u8bae\u53d6\u51b3\u4e8e\u5177\u4f53\u7684\u5e94\u7528\u573a\u666f\u548c\u9700\u6c42\u3002\u4f8b\u5982\uff0cS-BUS\u9002\u7528\u4e8e\u9700\u8981\u9ad8\u901a\u9053\u6570\u7684\u590d\u6742\u9065\u63a7\u7cfb\u7edf\uff0c\u800cMAVLink\u5219\u66f4\u9002\u5408\u5c0f\u578b\u65e0\u4eba\u673a\u7684\u8f7b\u91cf\u7ea7\u5e94\u7528\u3002PWM\u534f\u8bae\u7531\u4e8e\u5176\u7b80\u5355\u6027\uff0c\u5728\u4e00\u4e9b\u4f20\u7edf\u822a\u6a21\u9065\u63a7\u5668\u4e2d\u4ecd\u7136\u5e7f\u6cdb\u4f7f\u7528\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e00\u3001 PWM\u534f\u8bae\u5728\u65e0\u4eba\u673a\u9065\u63a7\u5668\u4e2d\u7684\u5177\u4f53\u5b9e\u73b0\u65b9\u5f0f\u548c\u4f18\u5316\u7b56\u7565<\/h2>\n\n\n\n

\u3000\u3000PWM(\u8109\u51b2\u5bbd\u5ea6\u8c03\u5236)\u534f\u8bae\u5728\u65e0\u4eba\u673a\u9065\u63a7\u5668\u4e2d\u7684\u5177\u4f53\u5b9e\u73b0\u65b9\u5f0f\u548c\u4f18\u5316\u7b56\u7565\u53ef\u4ee5\u4ece\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\u8fdb\u884c\u5206\u6790\uff1a<\/p>\n\n\n\n

\u3000\u30001. PWM\u4fe1\u53f7\u7684\u8bfb\u53d6\u4e0e\u8f93\u51fa<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000\u5728\u65e0\u4eba\u673a\u63a7\u5236\u7cfb\u7edf\u4e2d\uff0cPWM\u4fe1\u53f7\u901a\u5e38\u901a\u8fc7\u63a5\u6536\u673a\u63a5\u6536\u9065\u63a7\u5668\u7684\u4fe1\u53f7\uff0c\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\u63a7\u5236\u65e0\u4eba\u673a\u5404\u90e8\u5206\u52a8\u4f5c\u7684\u7535\u4fe1\u53f7\u3002\u4f8b\u5982\uff0c\u4f7f\u7528STM32\u7cfb\u5217\u5fae\u63a7\u5236\u5668\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7GPIO\u5f15\u811a\u8bbe\u7f6e\u6210PWM\u91c7\u96c6\u6a21\u5f0f\uff0c\u901a\u8fc7\u91c7\u96c6\u5bc4\u5b58\u5668\u6765\u8bfb\u53d6\u5f53\u524dPWM\u7684\u5468\u671f\u548c\u5360\u7a7a\u6bd4\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e00\u4e9b\u8bbe\u8ba1\u91c7\u7528IIC\u901a\u8baf\u768416\u8defPWM\u6a21\u5757\u8f93\u51faPWM\u4fe1\u53f7\uff0c\u4ee3\u66ff\u76f4\u63a5\u901a\u8fc7\u4e3b\u63a7\u82af\u7247\u5f15\u811a\u8f93\u51fa\u7684\u65b9\u5f0f\uff0c\u8fd9\u6837\u53ef\u4ee5\u8282\u7ea6\u7535\u6c14\u8fde\u7ebf\u548c\u81ea\u63a7\u82af\u7247\u7684\u5f15\u811a\u63a5\u53e3\uff0c\u540c\u65f6\u4fbf\u4e8e\u540e\u671f\u6269\u5c55PWM\u4fe1\u53f7\u901a\u9053\u3002<\/p>\n\n\n\n

\u3000\u30002. PWM\u4fe1\u53f7\u7684\u5904\u7406<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000PWM\u4fe1\u53f7\u8fdb\u5165\u7535\u8c03\u7cfb\u7edf\u540e\uff0c\u5bf9\u7535\u8c03\u7684\u8f93\u51fa\u91cf\u8fdb\u884c\u8c03\u8282\uff0c\u4ece\u800c\u63a7\u5236\u65e0\u5237\u7535\u673a\u7684\u8f6c\u901f\u3002\u8fd9\u79cd\u5904\u7406\u65b9\u5f0f\u786e\u4fdd\u4e86\u65e0\u4eba\u673a\u5404\u90e8\u5206\u80fd\u591f\u6839\u636e\u9065\u63a7\u5668\u7684\u6307\u4ee4\u7cbe\u786e\u5730\u6267\u884c\u52a8\u4f5c\u3002<\/p>\n\n\n\n

\u3000\u3000\u5728\u4e00\u4e9b\u7cfb\u7edf\u4e2d\uff0c\u63a5\u6536\u673a\u4e0a\u7684\u6bcf\u4e2a\u901a\u9053\u90fd\u5bf9\u5e94\u4e00\u7ec4\u7ebf\uff0c\u89e3\u6790\u7a0b\u5e8f\u9700\u8981\u6839\u636e\u6bcf\u4e2a\u901a\u9053\u7684PWM\u9ad8\u7535\u5e73\u65f6\u957f\u8ba1\u7b97\u901a\u9053\u6570\u503c\u3002<\/p>\n\n\n\n

\u3000\u30003. \u4f18\u5316\u7b56\u7565<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000\u4e3a\u4e86\u63d0\u9ad8\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u548c\u6027\u80fd\uff0c\u53ef\u4ee5\u91c7\u7528\u5148\u8fdb\u7684\u5fae\u5904\u7406\u5668\u6280\u672f\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u5185\u7f6e\u5b9a\u65f6\u5668\u548c\u591a\u529f\u80fd\u6a21\u5f0f\u4e0b\u7684GPIO\u8d44\u6e90\u6765\u6355\u83b7\u5e76\u5904\u7406\u6bcf\u4e2a\u901a\u9053\u7684\u6a21\u62df\u4fe1\u53f7\u503c\uff0c\u7136\u540e\u53cd\u9988\u7ed9\u4e3b\u63a7\u8fdb\u884c\u5206\u6790\u3002<\/p>\n\n\n\n

\u3000\u3000\u5728\u786c\u4ef6\u8bbe\u8ba1\u4e0a\uff0c\u53ef\u4ee5\u901a\u8fc7\u51cf\u5c11\u7269\u7406\u8fde\u63a5\u7ebf\u7684\u6570\u91cf\u6765\u7b80\u5316\u7cfb\u7edf\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u96c6\u4e2d\u63a5\u6536\u673a\u591a\u4e2a\u901a\u9053\u7684PPM\u4fe1\u53f7\uff0c\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u6240\u9700\u7684\u7269\u7406\u8fde\u63a5\u7ebf\u6570\u91cf\u3002<\/p>\n\n\n\n

\u3000\u3000PWM\u534f\u8bae\u5728\u65e0\u4eba\u673a\u9065\u63a7\u5668\u4e2d\u7684\u5b9e\u73b0\u4e3b\u8981\u4f9d\u8d56\u4e8e\u63a5\u6536\u673a\u5bf9\u9065\u63a7\u5668\u4fe1\u53f7\u7684\u51c6\u786e\u8bfb\u53d6\u548c\u5904\u7406\uff0c\u5e76\u901a\u8fc7\u7535\u8c03\u7cfb\u7edf\u8c03\u8282\u7535\u673a\u7684\u8fd0\u884c\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e8c\u3001 MAVLink\u534f\u8bae\u5982\u4f55\u4fdd\u8bc1\u6570\u636e\u4f20\u8f93\u7684\u5b89\u5168\u6027\u548c\u53ef\u9760\u6027?<\/h2>\n\n\n\n

\u3000\u3000MAVLink\u534f\u8bae\u5728\u4fdd\u8bc1\u6570\u636e\u4f20\u8f93\u7684\u5b89\u5168\u6027\u548c\u53ef\u9760\u6027\u65b9\u9762\u91c7\u53d6\u4e86\u591a\u79cd\u63aa\u65bd\uff0c\u4f46\u5176\u5b89\u5168\u6027\u4ecd\u5b58\u5728\u4e00\u5b9a\u7684\u5c40\u9650\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000MAVLink\u534f\u8bae\u901a\u8fc7\u5728\u6570\u636e\u5305\u4e2d\u6dfb\u52a0\u6570\u5b57\u7b7e\u540d\u6765\u5b9e\u73b0\u8f7b\u91cf\u7ea7\u548c\u51cf\u5c11\u5f00\u9500\u3002\u8be5\u7b7e\u540d\u7531\u94fe\u63a5ID\u3001\u65f6\u95f4\u6233\u548c\u7b7e\u540d\u7ec4\u6210\uff0c\u7528\u4e8e\u9a8c\u8bc1\u6570\u636e\u5305\u7684\u771f\u5b9e\u6027\u3002\u7136\u800c\uff0c\u4ec5\u4f7f\u7528\u6570\u636e\u5305\u7b7e\u540d\u4f5c\u4e3a\u5b89\u5168\u63aa\u65bd\uff0cMAVLink\u5bf9\u6076\u610f\u653b\u51fb\u975e\u5e38\u8106\u5f31\u3002\u4e3a\u4e86\u589e\u5f3a\u5b89\u5168\u6027\uff0cAli Khan\u7b49\u4eba\u63d0\u51fa\u4e86\u4e00\u79cd\u57fa\u4e8e\u52a0\u5bc6\u7b97\u6cd5\u548c\u81ea\u5b9a\u4e49\u6620\u5c04\u7684\u65b0\u6280\u672f\u6765\u589e\u5f3aMAVLink\u7684\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000MAVLink\u534f\u8bae\u652f\u6301\u6d88\u606f\u7b7e\u540d\uff0c\u8fd9\u662f\u4e00\u79cd\u5b89\u5168\u7279\u6027\uff0c\u5141\u8bb8\u4f7f\u7528\u6570\u5b57\u7b7e\u540d\u6765\u9a8c\u8bc1\u6d88\u606f\u7684\u771f\u5b9e\u6027\u3002\u8be5\u7b7e\u540d\u662f\u901a\u8fc7SHA-256\u54c8\u5e0c\u51fd\u6570\u548c\u7cfb\u7edf\u95f4\u5171\u4eab\u7684\u79d8\u5bc6\u5bc6\u94a5\u751f\u6210\u7684\u3002\u7136\u800c\uff0c\u7531\u4e8e\u5b9e\u65bd\u7684\u5b89\u5168\u63aa\u65bd\u6709\u9650\uff0cMAVLink\u4ecd\u7136\u5bb9\u6613\u53d7\u5230\u5404\u79cd\u6076\u610f\u653b\u51fb\u3002\u4e3a\u4e86\u8fdb\u4e00\u6b65\u589e\u5f3a\u5b89\u5168\u6027\uff0c\u53ef\u4ee5\u6dfb\u52a0\u989d\u5916\u7684\u52a0\u5bc6\u6216\u8ba4\u8bc1\u63aa\u65bd\u3002<\/p>\n\n\n\n

\u3000\u3000\u6b64\u5916\uff0cMAVLink\u534f\u8bae\u8fd8\u5f15\u5165\u4e86\u96a7\u9053\u6d88\u606f\u6709\u6548\u8d1f\u8f7d\u52a0\u5bc6\u9009\u9879\u3002\u8be5\u52a0\u5bc6\u673a\u5236\u4f7f\u7528XOR\u5bc6\u7801\uff0c\u5f53\u4e0e\u8db3\u591f\u957f\u4e14\u5f3a\u5927\u7684\u5bc6\u94a5\u7ed3\u5408\u4f7f\u7528\u65f6\uff0c\u5b83\u88ab\u8ba4\u4e3a\u80fd\u591f\u62b5\u6297\u66b4\u529b\u7834\u89e3\u3002\u7136\u800c\uff0c\u8fd9\u79cd\u52a0\u5bc6\u4ec5\u9002\u7528\u4e8eGCS\u548c\u914d\u5957\u8ba1\u7b97\u673a\u4e4b\u95f4\u4ea4\u6362\u7684\u96a7\u9053\u6d88\u606f\u6709\u6548\u8d1f\u8f7d\uff0c\u800c\u5176\u4ed6MAVLink\u6d41\u91cf\u4e0d\u53d7\u4fdd\u62a4\uff0c\u6613\u53d7\u6f5c\u5728\u5a01\u80c1\u3002<\/p>\n\n\n\n

\u3000\u3000MAVLink\u534f\u8bae\u8fd8\u901a\u8fc7\u6821\u9a8c\u548c\u6765\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u53ef\u9760\u6027\u3002\u6bcf\u4e2aMAVLink\u6d88\u606f\u90fd\u5305\u542b\u4e00\u4e2a\u6821\u9a8c\u548c\uff0c\u7528\u4e8e\u9519\u8bef\u68c0\u6d4b\uff0c\u4ee5\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u5b8c\u6574\u6027\u3002\u8fd9\u79cd\u6821\u9a8c\u548c\u673a\u5236\u5728\u65e0\u4eba\u8f66\u8f86\u64cd\u4f5c\u4e2d\u5c24\u4e3a\u91cd\u8981\uff0c\u56e0\u4e3a\u9519\u8bef\u7684\u6570\u636e\u53ef\u80fd\u5bfc\u81f4\u4e25\u91cd\u6545\u969c\u3002<\/p>\n\n\n\n

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