{"id":77727,"date":"2024-01-13T15:43:53","date_gmt":"2024-01-13T07:43:53","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=77727"},"modified":"2024-01-13T15:43:53","modified_gmt":"2024-01-13T07:43:53","slug":"rhrcktxjktz","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/77727.html","title":{"rendered":"RS232\u548cRS485\u4e32\u53e3\u901a\u4fe1\u63a5\u53e3\u7279\u5f81"},"content":{"rendered":"

  \u672c\u6587\u65e8\u5728\u4ecb\u7ecdRS232\u548cRS485\u4e32\u53e3\u901a\u4fe1\u63a5\u53e3\u7684\u7279\u5f81\u4e0e\u5e94\u7528\u3002\u4e32\u53e3\u901a\u4fe1<\/a>\u4f5c\u4e3a\u4e00\u79cd\u5e38\u89c1\u7684\u6570\u636e\u4ea4\u6362\u65b9\u5f0f\uff0c\u5728\u5404\u79cd\u7535\u5b50\u8bbe\u5907\u4e2d\u5e7f\u6cdb\u5e94\u7528\u3002\u4e86\u89e3\u4e32\u53e3\u901a\u4fe1\u63a5\u53e3\u7684\u7279\u70b9\u4e0d\u4ec5\u6709\u5229\u4e8e\u6280\u672f\u4eba\u5458\u5728\u8bbe\u8ba1\u4e0e\u7ef4\u62a4\u8bbe\u5907\u65f6\u7684\u5e94\u7528\uff0c\u4e5f\u53ef\u4ee5\u5e2e\u52a9\u666e\u901a\u7528\u6237\u66f4\u597d\u5730\u7406\u89e3\u5176\u529f\u80fd\u548c\u7528\u9014\u3002<\/p>\n

RS232\u4e32\u53e3\u901a\u4fe1\u63a5\u53e3\u7279\u5f81<\/h2>\n

  RS232<\/a>\u662f\u4e00\u79cd\u901a\u7528\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u5e38\u89c1\u4e8e\u8ba1\u7b97\u673a\u548c\u5916\u8bbe\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u3002\u5176\u7279\u5f81\u5305\u62ec\uff1a<\/p>\n

  \u7535\u6c14\u7279\u6027<\/h3>\n

  RS232\u4f7f\u7528\u8d1f\u903b\u8f91\u7535\u5e73\u8868\u793a\u903b\u8f911\uff0c\u6b63\u903b\u8f91\u7535\u5e73\u8868\u793a\u903b\u8f910\u3002\u5176\u6807\u51c6\u7535\u538b\u8303\u56f4\u4e3a-15V\u81f3+15V\u3002\u6b64\u5916\uff0cRS232\u4f7f\u7528\u5f02\u6b65\u901a\u4fe1\u6a21\u5f0f\uff0c\u6570\u636e\u4f20\u8f93\u901a\u8fc7\u8d77\u59cb\u4f4d\u3001\u6570\u636e\u4f4d\u3001\u6821\u9a8c\u4f4d\u548c\u505c\u6b62\u4f4d\u7ec4\u6210\u7684\u6570\u636e\u5e27\u8fdb\u884c\u3002<\/p>\n

  \u4f20\u8f93\u8ddd\u79bb<\/h3>\n

  RS232\u7684\u4f20\u8f93\u8ddd\u79bb\u901a\u5e38\u5f88\u6709\u9650\uff0c\u6700\u5927\u53ef\u8fbe50\u82f1\u5c3a\u3002\u8d85\u8fc7\u8fd9\u4e00\u957f\u5ea6\uff0c\u4fe1\u53f7\u5931\u771f\u6216\u566a\u97f3\u5e72\u6270\u4f1a\u5bfc\u81f4\u6570\u636e\u4f20\u8f93\u9519\u8bef\u3002\u56e0\u6b64\uff0c\u82e5\u9700\u8981\u8fdc\u8ddd\u79bb\u901a\u4fe1\uff0c\u901a\u5e38\u9700\u8981\u4f7f\u7528\u4fe1\u53f7\u653e\u5927\u5668\u6216\u8f6c\u6362\u5668\u3002<\/p>\n

RS485\u4e32\u53e3\u901a\u4fe1\u63a5\u53e3\u7279\u5f81<\/h2>\n

  \u4e0eRS232\u76f8\u6bd4\uff0cRS485\u901a\u4fe1\u63a5\u53e3\u5177\u6709\u4e00\u4e9b\u4e0d\u540c\u7684\u7279\u70b9\uff1a<\/p>\n

  \u5dee\u5206\u4fe1\u53f7\u4f20\u8f93<\/h3>\n

  RS485\u4f7f\u7528\u5dee\u5206\u4fe1\u53f7\u8fdb\u884c\u6570\u636e\u4f20\u8f93\uff0c\u5373\u4f7f\u7528\u4e24\u6839\u4fe1\u53f7\u7ebf\uff0c\u5206\u522b\u4f20\u8f93\u6b63\u8d1f\u903b\u8f91\u4fe1\u53f7\uff0c\u4ee5\u51cf\u5c11\u4fe1\u53f7\u5931\u771f\u548c\u6297\u5e72\u6270\u80fd\u529b\u3002\u8fd9\u4f7f\u5f97RS485<\/a>\u9002\u7528\u4e8e\u957f\u8ddd\u79bb\u901a\u4fe1\uff0c\u6700\u8fdc\u53ef\u8fbe4000\u82f1\u5c3a\u3002<\/p>\n

  \u591a\u70b9\u901a\u4fe1<\/h3>\n

  RS485\u652f\u6301\u591a\u4e2a\u8bbe\u5907\u5728\u540c\u4e00\u603b\u7ebf\u4e0a\u8fdb\u884c\u901a\u4fe1\uff0c\u8fd9\u79cd\u7279\u70b9\u4f7f\u5176\u5728\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u548c\u81ea\u52a8\u5316\u9886\u57df\u4e2d\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  RS232\u548cRS485\u4e32\u53e3\u901a\u4fe1\u63a5\u53e3\u5206\u522b\u5177\u6709\u7535\u6c14\u7279\u6027\u3001\u4f20\u8f93\u8ddd\u79bb\u3001\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\u548c\u591a\u70b9\u901a\u4fe1\u7b49\u7279\u5f81\uff0c\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u573a\u5408\u3002<\/strong>\u4e86\u89e3\u5b83\u4eec\u7684\u7279\u70b9\u6709\u52a9\u4e8e\u6280\u672f\u4eba\u5458\u6839\u636e\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u901a\u4fe1\u63a5\u53e3\uff0c\u5e76\u4f18\u5316\u5e94\u7528\u8bbe\u8ba1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u672c\u6587\u65e8\u5728\u4ecb\u7ecdRS232\u548cRS485\u4e32\u53e3\u901a\u4fe1\u63a5\u53e3\u7684\u7279\u5f81\u4e0e\u5e94\u7528\u3002\u4e32\u53e3\u901a\u4fe1\u4f5c\u4e3a\u4e00\u79cd\u5e38\u89c1\u7684\u6570\u636e\u4ea4\u6362\u65b9\u5f0f\uff0c\u5728\u5404\u79cd\u7535\u5b50\u8bbe\u5907\u4e2d\u5e7f\u6cdb\u5e94\u7528\u3002\u4e86\u89e3\u4e32\u53e3\u901a\u4fe1\u63a5\u53e3\u7684\u7279\u70b9\u4e0d\u4ec5\u6709\u5229\u4e8e\u6280\u672f\u4eba\u5458\u5728\u8bbe\u8ba1\u4e0e<\/p>\n","protected":false},"author":1,"featured_media":64183,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[36],"tags":[61],"class_list":["post-77727","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-r"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/77727","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/comments?post=77727"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/77727\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/64183"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=77727"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=77727"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=77727"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}