{"id":48115,"date":"2023-09-30T21:45:42","date_gmt":"2023-09-30T13:45:42","guid":{"rendered":"\/\/www.dealsbon.com\/?p=48115"},"modified":"2023-09-30T21:45:42","modified_gmt":"2023-09-30T13:45:42","slug":"sysjrdyj","status":"publish","type":"post","link":"\/\/www.dealsbon.com\/blog\/48115.html","title":{"rendered":"\u4f7f\u7528STM32\u63a5RS422\u7684\u5f15\u811a"},"content":{"rendered":"

  STM32\u662f\u4e00\u6b3e\u57fa\u4e8eARM Cortex-M\u5185\u6838\u7684\u5fae\u63a7\u5236\u5668\uff0c\u5b83\u62e5\u6709\u5f3a\u5927\u7684\u5904\u7406\u80fd\u529b\uff0c\u53ef\u4ee5\u5b9e\u73b0\u590d\u6742\u7684\u63a7\u5236\u4efb\u52a1\u3002\u8fd9\u91cc\uff0c\u6211\u4eec\u5c06\u8ba8\u8bba\u5982\u4f55\u4f7f\u7528STM32\u63a5RS422\u7684\u5f15\u811a\uff0c\u4ee5\u53ca\u5b83\u7684\u4f18\u70b9\u548c\u7f3a\u70b9\u3002<\/p>\n

RS422\u7b80\u4ecb<\/h2>\n

  RS422\u662f\u4e00\u79cd\u4e32\u884c\u6570\u636e\u4f20\u8f93\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u652f\u6301\u957f\u8ddd\u79bb\u4f20\u8f93\uff0c\u652f\u6301\u9ad8\u901f\u6570\u636e\u4f20\u8f93\uff0c\u5e76\u4e14\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u6570\u636e\u7f16\u7801\u683c\u5f0f\uff0c\u5982NRZ\u3001Manchester\u7b49\u3002RS422\u901a\u5e38\u7528\u4e8e\u8fde\u63a5\u591a\u53f0\u8bbe\u5907\uff0c\u5b83\u53ef\u4ee5\u652f\u6301\u591a\u4e2a\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u5e76\u4e14\u53ef\u4ee5\u652f\u6301\u9ad8\u901f\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

STM32\u63a5RS422\u7684\u5f15\u811a<\/h2>\n

  \u5f15\u811a\u5b9a\u4e49<\/h3>\n

  STM32\u63a5RS422\u7684\u5f15\u811a\u4e3b\u8981\u5305\u62ecRX\u3001TX\u3001RTS\u3001CTS\u56db\u4e2a\u5f15\u811a\uff0c\u5176\u4e2dRX\u548cTX\u5206\u522b\u4e3a\u63a5\u6536\u4fe1\u53f7\u548c\u53d1\u9001\u4fe1\u53f7\uff0cRTS\u548cCTS\u5206\u522b\u4e3a\u53d1\u9001\u63a7\u5236\u4fe1\u53f7\u548c\u63a5\u6536\u63a7\u5236\u4fe1\u53f7\u3002<\/p>\n

  \u8fde\u63a5\u65b9\u5f0f<\/h3>\n

  STM32\u63a5RS422\u7684\u5f15\u811a\uff0c\u53ef\u4ee5\u91c7\u7528\u786c\u4ef6\u8fde\u63a5\u7684\u65b9\u5f0f\uff0c\u4e5f\u53ef\u4ee5\u91c7\u7528\u8f6f\u4ef6\u8fde\u63a5\u7684\u65b9\u5f0f\u3002\u91c7\u7528\u786c\u4ef6\u8fde\u63a5\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u6bd4\u8f83\u5bb9\u6613\u5730\u5b9e\u73b0RS422\u7684\u8fde\u63a5\uff0c\u4f46\u662f\u4f1a\u51fa\u73b0\u4e00\u4e9b\u786c\u4ef6\u4e0a\u7684\u9650\u5236\uff0c\u5982\u4f20\u8f93\u8ddd\u79bb\u7684\u9650\u5236\u7b49\u3002\u91c7\u7528\u8f6f\u4ef6\u8fde\u63a5\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u5b9e\u73b0RS422\u7684\u8fde\u63a5\uff0c\u4f46\u662f\u4e5f\u4f1a\u51fa\u73b0\u8f6f\u4ef6\u4e0a\u7684\u4e00\u4e9b\u95ee\u9898\uff0c\u5982\u8f6f\u4ef6\u7684\u7a33\u5b9a\u6027\u7b49\u3002<\/p>\n

  \u4f18\u70b9\u548c\u7f3a\u70b9<\/h3>\n

  STM32\u63a5RS422\u7684\u5f15\u811a\uff0c\u6709\u4ee5\u4e0b\u4f18\u70b9\uff1a<\/p>\n