{"id":78061,"date":"2024-01-11T12:26:40","date_gmt":"2024-01-11T04:26:40","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=78061"},"modified":"2024-01-11T12:26:40","modified_gmt":"2024-01-11T04:26:40","slug":"rryttxxy","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/78061.html","title":{"rendered":"RS485\u3001RS232\u4e0eTTL\u901a\u8baf\u534f\u8bae"},"content":{"rendered":"<p>&emsp;&emsp;RS485\u3001RS232\u548cTTL\u662f\u5e38\u89c1\u7684\u4e32\u884c\u901a\u8baf\u534f\u8bae\uff0c\u5b83\u4eec\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u3001\u901a\u8baf\u8bbe\u5907\u7b49\u9886\u57df\u88ab\u5e7f\u6cdb\u5e94\u7528\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u5b83\u4eec\u7684\u7279\u70b9\u3001\u7528\u9014\u53ca\u533a\u522b\u3002<\/p>\n<h2 style=\"text-align: center;\">RS485\u901a\u8baf\u534f\u8bae<\/h2>\n<h3>&emsp;&emsp;\u7b80\u4ecb<\/h3>\n<p>&emsp;&emsp;RS485\u662f\u4e00\u79cd\u70b9\u5bf9\u70b9\u548c\u591a\u70b9\u901a\u8baf\u534f\u8bae\uff0c\u5177\u6709\u9ad8\u53ef\u9760\u6027\u548c\u6297\u5e72\u6270\u80fd\u529b\u3002\u5b83\u652f\u6301\u534a\u53cc\u5de5\u901a\u8baf\uff0c\u9002\u7528\u4e8e\u8fdc\u8ddd\u79bb\u901a\u8baf\u548c\u591a\u8282\u70b9\u7ec4\u7f51\u3002<\/p>\n<h3>&emsp;&emsp;\u7279\u70b9<\/h3>\n<p>&emsp;&emsp;RS485\u4f7f\u7528\u5dee\u5206\u4fe1\u53f7\u8fdb\u884c\u901a\u8baf\uff0c\u80fd\u591f\u5728\u8fdc\u8ddd\u79bb\u4f20\u8f93\u6570\u636e\uff0c\u4e14\u5177\u6709\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u7684\u7279\u70b9\uff0c\u9002\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u548c\u81ea\u52a8\u5316\u8bbe\u5907\u3002<\/p>\n<h3>&emsp;&emsp;\u5e94\u7528<\/h3>\n<p>&emsp;&emsp;RS485\u5e38\u7528\u4e8e\u5de5\u4e1a\u81ea\u52a8\u5316\u8bbe\u5907\u3001\u73af\u5883\u76d1\u6d4b\u7cfb\u7edf\u548c\u7535\u529b\u7cfb\u7edf\u7b49\u9886\u57df\uff0c\u5176\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u53d7\u5230\u5e7f\u6cdb\u8ba4\u53ef\u3002<\/p>\n<h2 style=\"text-align: center;\">RS232\u901a\u8baf\u534f\u8bae<\/h2>\n<h3>&emsp;&emsp;\u7b80\u4ecb<\/h3>\n<p>&emsp;&emsp;RS232\u662f\u4e00\u79cd\u70b9\u5bf9\u70b9\u901a\u8baf\u534f\u8bae\uff0c\u5e38\u7528\u4e8e\u4e2a\u4eba\u7535\u8111\u548c\u5916\u8bbe\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u8baf\u3002\u5b83\u652f\u6301\u5168\u53cc\u5de5\u901a\u8baf\uff0c\u4f46\u53d7\u8ddd\u79bb\u9650\u5236\uff0c\u4e0d\u9002\u7528\u4e8e\u8fdc\u8ddd\u79bb\u901a\u8baf\u3002<\/p>\n<h3>&emsp;&emsp;\u7279\u70b9<\/h3>\n<p>&emsp;&emsp;RS232\u4f7f\u7528\u5355\u7aef\u4fe1\u53f7\u4f20\u8f93\u6570\u636e\uff0c\u901a\u5e38\u7528\u4e8e\u77ed\u8ddd\u79bb\u901a\u8baf\uff0c\u5177\u6709\u7b80\u5355\u7684\u786c\u4ef6\u8fde\u63a5\u548c\u6613\u4e8e\u5b9e\u73b0\u7684\u7279\u70b9\u3002<\/p>\n<h3>&emsp;&emsp;\u5e94\u7528<\/h3>\n<p>&emsp;&emsp;RS232\u5e38\u7528\u4e8e\u8ba1\u7b97\u673a\u4e32\u53e3\u901a\u8baf\u3001\u6570\u636e\u91c7\u96c6\u548c\u63a7\u5236\u9886\u57df\uff0c\u5982\u4eea\u5668\u4eea\u8868\u3001\u667a\u80fd\u5bb6\u5c45\u8bbe\u5907\u7b49\u3002<\/p>\n<h2 style=\"text-align: center;\"><a href=\"https:\/\/www.techphant.cn\/tag\/ttl\" target=\"_blank\" rel=\"noopener\">TTL<\/a>\u901a\u8baf\u534f\u8bae<\/h2>\n<h3>&emsp;&emsp;\u7b80\u4ecb<\/h3>\n<p>&emsp;&emsp;TTL\uff08Transistor-Transistor Logic\uff09\u901a\u8baf\u534f\u8bae\u662f\u4e00\u79cd\u6570\u5b57\u4fe1\u53f7\u4f20\u8f93\u6807\u51c6\uff0c\u7528\u4e8e\u82af\u7247\u95f4\u7684\u901a\u8baf\u3002\u5b83\u53ef\u4ee5\u4f5c\u4e3aRS232\u548cRS485\u7684\u5c01\u88c5\u534f\u8bae\u3002<\/p>\n<h3>&emsp;&emsp;\u7279\u70b9<\/h3>\n<p>&emsp;&emsp;TTL\u901a\u8baf\u534f\u8bae\u4f7f\u7528\u903b\u8f91\u7535\u5e73\u6765\u8868\u793a\u6570\u5b57\u4fe1\u53f7\uff0c\u901a\u5e38\u5de5\u4f5c\u57283.3V\u62165V\u7535\u538b\uff0c\u9002\u7528\u4e8e\u77ed\u8ddd\u79bb\u7684\u9ad8\u901f\u901a\u8baf\u3002<\/p>\n<h3>&emsp;&emsp;\u5e94\u7528<\/h3>\n<p>&emsp;&emsp;TTL\u901a\u5e38\u5e94\u7528\u4e8e\u5d4c\u5165\u5f0f\u7cfb\u7edf\u3001\u4f20\u611f\u5668\u7f51\u7edc\u3001<a href=\"https:\/\/www.techphant.cn\/tag\/dpj\" target=\"_blank\" rel=\"noopener\">\u5355\u7247\u673a<\/a>\u901a\u8baf\u548c\u6570\u5b57\u7535\u8def\u4e4b\u95f4\u7684\u901a\u8baf\uff0c\u5982<a href=\"https:\/\/www.techphant.cn\/tag\/arduino\" target=\"_blank\" rel=\"noopener\">Arduino<\/a>\u7b49\u3002<\/p>\n<h2 style=\"text-align: center;\">\u603b\u7ed3<\/h2>\n<p>&emsp;&emsp;<strong>RS485\u3001RS232\u548cTTL\u901a\u8baf\u534f\u8bae\u5404\u5177\u7279\u70b9\uff0c\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u9009\u62e9\u5408\u9002\u7684\u534f\u8bae\u6709\u52a9\u4e8e\u63d0\u9ad8\u901a\u8baf\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/strong>\u5de5\u7a0b\u5e08\u4eec\u9700\u8981\u5145\u5206\u7406\u89e3\u8fd9\u4e9b\u901a\u8baf\u534f\u8bae\u7684\u7279\u70b9\u548c\u5dee\u5f02\uff0c\u4ee5\u786e\u4fdd\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u6362\u80fd\u591f\u987a\u5229\u8fdb\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>RS485\u3001RS232\u548cTTL\u662f\u5e38\u89c1\u7684\u4e32\u884c\u901a\u8baf\u534f\u8bae\uff0c\u5b83\u4eec\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u3001\u901a\u8baf\u8bbe\u5907\u7b49\u9886\u57df\u88ab\u5e7f\u6cdb\u5e94\u7528\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u5b83\u4eec\u7684\u7279\u70b9\u3001\u7528\u9014\u53ca\u533a\u522b\u3002RS485\u901a\u8baf\u534f\u8bae\u7b80\u4ecb<\/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-78061","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\/78061","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=78061"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/78061\/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=78061"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=78061"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=78061"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}