{"id":39649,"date":"2023-10-03T07:24:15","date_gmt":"2023-10-02T23:24:15","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=39649"},"modified":"2023-10-03T07:24:15","modified_gmt":"2023-10-02T23:24:15","slug":"mydckjjyyy","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/39649.html","title":{"rendered":"Modbus\u4e0eDMA\u4e32\u53e3\uff1a\u7b80\u4ecb\u4e0e\u5e94\u7528"},"content":{"rendered":"<p>&emsp;&emsp;Modbus\u4e0eDMA\u4e32\u53e3\u662f\u5f53\u4eca\u8ba1\u7b97\u673a\u7f51\u7edc\u6280\u672f\u4e2d\u6700\u5e38\u7528\u7684\u7f51\u7edc\u6280\u672f\u4e4b\u4e00\u3002\u5b83\u4eec\u63d0\u4f9b\u4e86\u4e00\u79cd\u7075\u6d3b\u7684\u3001\u53ef\u9760\u7684\u3001\u7ecf\u6d4e\u7684\u65b9\u5f0f\u6765\u8fde\u63a5\u8ba1\u7b97\u673a\u7f51\u7edc\uff0c\u4f7f\u8ba1\u7b97\u673a\u7f51\u7edc\u80fd\u591f\u9ad8\u6548\u5730\u4f20\u8f93\u6570\u636e\u3002\u672c\u6587\u5c06\u4ecb\u7ecdModbus\u4e0eDMA\u4e32\u53e3\u7684\u7b80\u4ecb\uff0c\u4ee5\u53ca\u5b83\u4eec\u7684\u5e94\u7528\u3002<\/p>\n<h2 style=\"text-align: center;\">Modbus\u4ecb\u7ecd<\/h2>\n<p>&emsp;&emsp;Modbus\u662f\u4e00\u79cd\u901a\u7528\u7684\u3001\u53ef\u7f16\u7a0b\u7684\u3001\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u7528\u4e8e\u8fde\u63a5\u8ba1\u7b97\u673a\u7f51\u7edc\u4e2d\u7684\u8bbe\u5907\u3002\u5b83\u652f\u6301\u591a\u79cd\u7c7b\u578b\u7684\u7f51\u7edc\uff0c\u5305\u62ec\u4ee5\u592a\u7f51\u3001RS-485\u548cRS-232\u3002\u5b83\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u548c\u76d1\u63a7\u8bbe\u5907\uff0c\u5982PLC\uff08\u53ef\u7f16\u7a0b\u63a7\u5236\u5668\uff09\u3001RTU\uff08\u8fdc\u7a0b\u63a7\u5236\u5355\u5143\uff09\u548cDCS\uff08\u5206\u5e03\u5f0f\u63a7\u5236\u7cfb\u7edf\uff09\u3002Modbus\u53ef\u4ee5\u7528\u4e8e\u4f20\u8f93\u6570\u636e\uff0c\u5982\u6e29\u5ea6\u3001\u538b\u529b\u3001\u7535\u6d41\u3001\u7535\u538b\u7b49\uff0c\u4ee5\u53ca\u63a7\u5236\u4fe1\u53f7\uff0c\u5982\u5f00\u5173\u3001\u7ee7\u7535\u5668\u3001\u8ba1\u6570\u5668\u7b49\u3002<\/p>\n<h3>&emsp;&emsp;Modbus\u7684\u7279\u70b9<\/h3>\n<ul>\n<li>Modbus\u652f\u6301\u591a\u79cd\u7f51\u7edc\u6280\u672f\uff0c\u5982\u4ee5\u592a\u7f51\u3001RS-485\u548cRS-232\u7b49\uff1b<\/li>\n<li>Modbus\u53ef\u4ee5\u7528\u4e8e\u4f20\u8f93\u6570\u636e\u548c\u63a7\u5236\u4fe1\u53f7\uff1b<\/li>\n<li>Modbus\u652f\u6301\u591a\u79cd\u5e94\u7528\uff0c\u5982PLC\uff08\u53ef\u7f16\u7a0b\u63a7\u5236\u5668\uff09\u3001RTU\uff08\u8fdc\u7a0b\u63a7\u5236\u5355\u5143\uff09\u548cDCS\uff08\u5206\u5e03\u5f0f\u63a7\u5236\u7cfb\u7edf\uff09\u7b49\uff1b<\/li>\n<li>Modbus\u652f\u6301\u591a\u79cd\u6570\u636e\u7c7b\u578b\uff0c\u5982\u6e29\u5ea6\u3001\u538b\u529b\u3001\u7535\u6d41\u3001\u7535\u538b\u7b49\uff1b<\/li>\n<li>Modbus\u652f\u6301\u591a\u79cd\u63a7\u5236\u4fe1\u53f7\uff0c\u5982\u5f00\u5173\u3001\u7ee7\u7535\u5668\u3001\u8ba1\u6570\u5668\u7b49\u3002<\/li>\n<\/ul>\n<h2 style=\"text-align: center;\">DMA\u4e32\u53e3\u4ecb\u7ecd<\/h2>\n<p>&emsp;&emsp;DMA\u4e32\u53e3\u662f\u4e00\u79cd\u7528\u4e8e\u8fde\u63a5\u8ba1\u7b97\u673a\u7f51\u7edc\u7684\u4e32\u884c\u901a\u4fe1\u6280\u672f\u3002\u5b83\u4f7f\u7528DMA\uff08\u76f4\u63a5\u5185\u5b58\u8bbf\u95ee\uff09\u6280\u672f\u6765\u4f20\u8f93\u6570\u636e\uff0c\u53ef\u4ee5\u63d0\u9ad8\u4f20\u8f93\u6548\u7387\uff0c\u51cf\u5c11CPU\u7684\u8d1f\u62c5\u3002DMA\u4e32\u53e3\u652f\u6301\u591a\u79cd\u7f51\u7edc\u6280\u672f\uff0c\u5982RS-232\u3001RS-422\u548cRS-485\u7b49\uff0c\u652f\u6301\u591a\u79cd\u6570\u636e\u7c7b\u578b\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u6570\u503c\u548c\u6307\u4ee4\u7b49\u3002<\/p>\n<h3>&emsp;&emsp;DMA\u4e32\u53e3\u7684\u7279\u70b9<\/h3>\n<ul>\n<li>DMA\u4e32\u53e3\u4f7f\u7528DMA\uff08\u76f4\u63a5\u5185\u5b58\u8bbf\u95ee\uff09\u6280\u672f\u6765\u4f20\u8f93\u6570\u636e\uff0c\u53ef\u4ee5\u63d0\u9ad8\u4f20\u8f93\u6548\u7387\uff1b<\/li>\n<li>DMA\u4e32\u53e3\u652f\u6301\u591a\u79cd\u7f51\u7edc\u6280\u672f\uff0c\u5982RS-232\u3001RS-422\u548cRS-485\u7b49\uff1b<\/li>\n<li>DMA\u4e32\u53e3\u652f\u6301\u591a\u79cd\u6570\u636e\u7c7b\u578b\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u6570\u503c\u548c\u6307\u4ee4\u7b49\uff1b<\/li>\n<li>DMA\u4e32\u53e3\u652f\u6301\u591a\u79cd\u5e94\u7528\uff0c\u5982PLC\uff08\u53ef\u7f16\u7a0b\u63a7\u5236\u5668\uff09\u3001RTU\uff08\u8fdc\u7a0b\u63a7\u5236\u5355\u5143\uff09\u548cDCS\uff08\u5206\u5e03\u5f0f\u63a7\u5236\u7cfb\u7edf\uff09\u7b49\u3002<\/li>\n<\/ul>\n<h2 style=\"text-align: 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style=\"text-align: center;\">\u603b\u7ed3<\/h2>\n<p>&emsp;&emsp;<strong>\u672c\u6587\u4ecb\u7ecd\u4e86Modbus\u4e0eDMA\u4e32\u53e3\u7684\u7b80\u4ecb\uff0c\u4ee5\u53ca\u5b83\u4eec\u7684\u5e94\u7528\u3002<\/strong>Modbus\u662f\u4e00\u79cd\u901a\u7528\u7684\u3001\u53ef\u7f16\u7a0b\u7684\u3001\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u652f\u6301\u591a\u79cd\u7f51\u7edc\u6280\u672f\uff0c\u53ef\u4ee5\u7528\u4e8e\u4f20\u8f93\u6570\u636e\u548c\u63a7\u5236\u4fe1\u53f7\u3002DMA\u4e32\u53e3\u662f\u4e00\u79cd\u7528\u4e8e\u8fde\u63a5\u8ba1\u7b97\u673a\u7f51\u7edc\u7684\u4e32\u884c\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u4f7f\u7528DMA\uff08\u76f4\u63a5\u5185\u5b58\u8bbf\u95ee\uff09\u6280\u672f\u6765\u4f20\u8f93\u6570\u636e\uff0c\u53ef\u4ee5\u63d0\u9ad8\u4f20\u8f93\u6548\u7387\u3002Modbus\u4e0eDMA\u4e32\u53e3\u90fd\u53ef\u4ee5\u7528\u4e8e\u8ba1\u7b97\u673a\u7f51\u7edc\u4e2d\u7684\u8bbe\u5907\u63a7\u5236\u548c\u6570\u636e\u4f20\u8f93\uff0c\u5b83\u4eec\u7684\u4f18\u52bf\u5728\u4e8e\u53ef\u9760\u6027\u9ad8\u3001\u7075\u6d3b\u6027\u5f3a\u3001\u6210\u672c\u4f4e\uff0c\u56e0\u6b64\u5728\u8ba1\u7b97\u673a\u7f51\u7edc\u9886\u57df\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Modbus\u4e0eDMA\u4e32\u53e3\u662f\u5f53\u4eca\u8ba1\u7b97\u673a\u7f51\u7edc\u6280\u672f\u4e2d\u6700\u5e38\u7528\u7684\u7f51\u7edc\u6280\u672f\u4e4b\u4e00\u3002\u5b83\u4eec\u63d0\u4f9b\u4e86\u4e00\u79cd\u7075\u6d3b\u7684\u3001\u53ef\u9760\u7684\u3001\u7ecf\u6d4e\u7684\u65b9\u5f0f\u6765\u8fde\u63a5\u8ba1\u7b97\u673a\u7f51\u7edc\uff0c\u4f7f\u8ba1\u7b97\u673a\u7f51\u7edc\u80fd\u591f\u9ad8\u6548\u5730\u4f20\u8f93\u6570\u636e\u3002\u672c\u6587\u5c06\u4ecb\u7ecdM<\/p>\n","protected":false},"author":1,"featured_media":4132,"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":[69],"class_list":["post-39649","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-cktx"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/39649"}],"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=39649"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/39649\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/4132"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=39649"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=39649"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=39649"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}