{"id":153029,"date":"2024-11-02T04:02:18","date_gmt":"2024-11-01T20:02:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/153029\/"},"modified":"2024-11-02T04:02:19","modified_gmt":"2024-11-01T20:02:19","slug":"%e4%b8%b2%e5%8f%a3%e8%ae%80%e5%af%ab%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e4%ba%8c%e9%80%b2%e5%88%b6%e5%af%ab%e6%b3%95-%e4%b8%b2%e5%8f%a3%e4%bb%a5%e4%ba%8c%e9%80%b2%e5%88%b6%e6%96%b9%e5%bc%8f%e8%ae%80","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/153029\/","title":{"rendered":"\u4e32\u53e3\u8b80\u5beb\u6578\u64da\u5eab\u7684\u4e8c\u9032\u5236\u5beb\u6cd5 (\u4e32\u53e3\u4ee5\u4e8c\u9032\u5236\u65b9\u5f0f\u8b80\u5beb\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"%e4%b8%b2%e5%8f%a3%e8%ae%80%e5%af%ab%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e4%ba%8c%e9%80%b2%e5%88%b6%e5%af%ab%e6%b3%95-plGqJOmhIO\">\u4e32\u53e3\u8b80\u5beb\u6578\u64da\u5eab\u7684\u4e8c\u9032\u5236\u5beb\u6cd5<\/h1>\n<p>\u5728\u73fe\u4ee3\u8a08\u7b97\u6a5f\u7cfb\u7d71\u4e2d\uff0c\u4e32\u53e3\u901a\u4fe1\u662f\u4e00\u7a2e\u5e38\u898b\u7684\u6578\u64da\u50b3\u8f38\u65b9\u5f0f\uff0c\u5c24\u5176\u662f\u5728\u5d4c\u5165\u5f0f\u7cfb\u7d71\u548c\u5de5\u696d\u81ea\u52d5\u5316\u9818\u57df\u3002\u4e32\u53e3\u4ee5\u5176\u7c21\u55ae\u3001\u53ef\u9760\u7684\u7279\u6027\u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u8a2d\u5099\u4e4b\u9593\u7684\u6578\u64da\u4ea4\u63db\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4ee5\u4e8c\u9032\u5236\u65b9\u5f0f\u901a\u904e\u4e32\u53e3\u8b80\u5beb\u6578\u64da\u5eab\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e4%b8%b2%e5%8f%a3%e9%80%9a%e4%bf%a1%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-plGqJOmhIO\">\u4e32\u53e3\u901a\u4fe1\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u4e32\u53e3\u901a\u4fe1\u662f\u6307\u901a\u904e\u4e32\u884c\u63a5\u53e3\u9032\u884c\u6578\u64da\u50b3\u8f38\u7684\u65b9\u5f0f\u3002\u5b83\u7684\u5de5\u4f5c\u539f\u7406\u662f\u5c07\u6578\u64da\u4e00\u4f4d\u4e00\u4f4d\u5730\u50b3\u9001\uff0c\u9019\u4f7f\u5f97\u4e32\u53e3\u901a\u4fe1\u5728\u50b3\u8f38\u8ddd\u96e2\u548c\u6210\u672c\u4e0a\u5177\u6709\u512a\u52e2\u3002\u4e32\u53e3\u901a\u5e38\u4f7f\u7528RS-232\u3001RS-485\u7b49\u6a19\u6e96\u9032\u884c\u901a\u4fe1\uff0c\u4e26\u4e14\u53ef\u4ee5\u652f\u6301\u591a\u7a2e\u6ce2\u7279\u7387\u3002<\/p>\n<h2 id=\"%e4%ba%8c%e9%80%b2%e5%88%b6%e6%95%b8%e6%93%9a%e7%9a%84%e8%a1%a8%e7%a4%ba-plGqJOmhIO\">\u4e8c\u9032\u5236\u6578\u64da\u7684\u8868\u793a<\/h2>\n<p>\u5728\u8a08\u7b97\u6a5f\u4e2d\uff0c\u6240\u6709\u6578\u64da\u6700\u7d42\u90fd\u4ee5\u4e8c\u9032\u5236\u5f62\u5f0f\u5b58\u5132\u548c\u8655\u7406\u3002\u4e8c\u9032\u5236\u6578\u64da\u75310\u548c1\u7d44\u6210\uff0c\u9019\u4f7f\u5f97\u8a08\u7b97\u6a5f\u80fd\u5920\u9ad8\u6548\u5730\u9032\u884c\u6578\u64da\u8655\u7406\u3002\u5728\u4e32\u53e3\u901a\u4fe1\u4e2d\uff0c\u6578\u64da\u7684\u4e8c\u9032\u5236\u8868\u793a\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u56e0\u70ba\u5b83\u76f4\u63a5\u5f71\u97ff\u5230\u6578\u64da\u7684\u50b3\u8f38\u6548\u7387\u548c\u6e96\u78ba\u6027\u3002<\/p>\n<h2 id=\"%e4%b8%b2%e5%8f%a3%e8%ae%80%e5%af%ab%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%b5%81%e7%a8%8b-plGqJOmhIO\">\u4e32\u53e3\u8b80\u5beb\u6578\u64da\u5eab\u7684\u6d41\u7a0b<\/h2>\n<p>\u5728\u9032\u884c\u4e32\u53e3\u8b80\u5beb\u6578\u64da\u5eab\u7684\u64cd\u4f5c\u6642\uff0c\u901a\u5e38\u9700\u8981\u9075\u5faa\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n<ul>\n<li>\u8a2d\u7f6e\u4e32\u53e3\u53c3\u6578\uff08\u5982\u6ce2\u7279\u7387\u3001\u6578\u64da\u4f4d\u3001\u505c\u6b62\u4f4d\u7b49\uff09<\/li>\n<li>\u6253\u958b\u4e32\u53e3\u9023\u63a5<\/li>\n<li>\u69cb\u5efa\u4e8c\u9032\u5236\u6578\u64da\u5305<\/li>\n<li>\u901a\u904e\u4e32\u53e3\u767c\u9001\u6578\u64da<\/li>\n<li>\u63a5\u6536\u6578\u64da\u4e26\u9032\u884c\u89e3\u6790<\/li>\n<li>\u5c07\u6578\u64da\u5beb\u5165\u6578\u64da\u5eab<\/li>\n<\/ul>\n<h2 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-plGqJOmhIO\">\u793a\u4f8b\u4ee3\u78bc<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528Python\u9032\u884c\u4e32\u53e3\u8b80\u5beb\u6578\u64da\u5eab\u7684\u7c21\u55ae\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nimport serial\nimport struct\nimport sqlite3\n\n# \u8a2d\u7f6e\u4e32\u53e3\u53c3\u6578\nser = serial.Serial('COM3', 9600, timeout=1)\n\n# \u9023\u63a5\u6578\u64da\u5eab\nconn = sqlite3.connect('example.db')\ncursor = conn.cursor()\n\n# \u5275\u5efa\u6578\u64da\u8868\ncursor.execute('''CREATE TABLE IF NOT EXISTS data (id INTEGER PRIMARY KEY, value BLOB)''')\n\n# \u767c\u9001\u4e8c\u9032\u5236\u6578\u64da\ndata_to_send = struct.pack('!I', 12345)  # \u5c07\u6574\u6578\u8f49\u63db\u70ba4\u5b57\u7bc0\u7684\u4e8c\u9032\u5236\u6578\u64da\nser.write(data_to_send)\n\n# \u63a5\u6536\u6578\u64da\nreceived_data = ser.read(4)  # \u8b80\u53d64\u5b57\u7bc0\u7684\u6578\u64da\nif received_data:\n    # \u5c07\u63a5\u6536\u5230\u7684\u6578\u64da\u5beb\u5165\u6578\u64da\u5eab\n    cursor.execute('INSERT INTO data (value) VALUES (?)', (received_data,))\n    conn.commit()\n\n# \u95dc\u9589\u9023\u63a5\nser.close()\nconn.close()\n<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-plGqJOmhIO\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u9032\u884c\u4e32\u53e3\u8b80\u5beb\u64cd\u4f5c\u6642\uff0c\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u4e32\u53e3\u8a2d\u7f6e\u6b63\u78ba\uff0c\u5426\u5247\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u50b3\u8f38\u5931\u6557\u3002<\/li>\n<li>\u5728\u63a5\u6536\u6578\u64da\u6642\uff0c\u61c9\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u8a2d\u7f6e\u5408\u9069\u7684\u8d85\u6642\u6642\u9593\u3002<\/li>\n<li>\u5c0d\u65bc\u4e8c\u9032\u5236\u6578\u64da\u7684\u89e3\u6790\uff0c\u9700\u6839\u64da\u6578\u64da\u683c\u5f0f\u9032\u884c\u76f8\u61c9\u7684\u8655\u7406\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-plGqJOmhIO\">\u7d50\u8ad6<\/h2>\n<p>\u4e32\u53e3\u4ee5\u4e8c\u9032\u5236\u65b9\u5f0f\u8b80\u5beb\u6578\u64da\u5eab\u662f\u4e00\u500b\u9ad8\u6548\u4e14\u53ef\u9760\u7684\u6578\u64da\u50b3\u8f38\u65b9\u6cd5\u3002\u901a\u904e\u6b63\u78ba\u7684\u8a2d\u7f6e\u548c\u7de8\u78bc\uff0c\u53ef\u4ee5\u5be6\u73fe\u7a69\u5b9a\u7684\u6578\u64da\u4ea4\u63db\uff0c\u4e26\u5c07\u63a5\u6536\u5230\u7684\u6578\u64da\u5b58\u5132\u5230\u6578\u64da\u5eab\u4e2d\u3002\u96a8\u8457\u7269\u806f\u7db2\u548c\u5d4c\u5165\u5f0f\u7cfb\u7d71\u7684\u767c\u5c55\uff0c\u9019\u7a2e\u6280\u8853\u7684\u61c9\u7528\u5c07\u6703\u8d8a\u4f86\u8d8a\u5ee3\u6cdb\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u66f4\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u548c\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\u611f\u8208\u8da3\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u642d\u5efa\u60a8\u7684\u6578\u64da\u5eab\u74b0\u5883\uff0c\u4eab\u53d7\u66f4\u7a69\u5b9a\u7684\u6027\u80fd\u548c\u66f4\u9ad8\u7684\u5b89\u5168\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u4e32\u53e3\u4ee5\u4e8c\u9032\u5236\u65b9\u5f0f\u8b80\u5beb\u6578\u64da\u5eab\u7684\u6280\u8853\uff0c\u4e86\u89e3\u5982\u4f55\u9ad8\u6548\u8655\u7406\u6578\u64da\u50b3\u8f38\u8207\u5b58\u5132\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-153029","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/153029","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=153029"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/153029\/revisions"}],"predecessor-version":[{"id":153030,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/153029\/revisions\/153030"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=153029"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=153029"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=153029"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}