{"id":72372,"date":"2025-09-24T16:57:03","date_gmt":"2025-09-24T08:57:03","guid":{"rendered":"https:\/\/hongtronics.com\/?p=72372"},"modified":"2025-09-25T10:36:05","modified_gmt":"2025-09-25T02:36:05","slug":"car-ethernet-gptp-time-sync","status":"publish","type":"post","link":"https:\/\/hongtronics.com\/en\/car-ethernet-gptp-time-sync\/","title":{"rendered":"Honghong Shares \u4e28 Car Ethernet gPTP Time Synchronization Complete Guide: From Protocol Principle to Practical Application"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"72372\" class=\"elementor elementor-72372\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c2d4d89 e-flex e-con-boxed e-con e-parent\" data-id=\"c2d4d89\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cb66ada elementor-widget elementor-widget-heading\" data-id=\"cb66ada\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">preamble<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6bed5d3 e-flex e-con-boxed e-con e-parent\" data-id=\"6bed5d3\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4a82807 elementor-widget elementor-widget-text-editor\" data-id=\"4a82807\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-size: 12pt;\"><span style=\"color: #000000;\"><strong><span style=\"color: #000080;\">\u8eca\u8f09\u4e59\u592a\u7db2 gPTP \u6642\u9593\u540c\u6b65<\/span><\/strong>\u662f\u81ea\u99d5\u8eca\u8207\u667a\u6167\u6c7d\u8eca\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u57fa\u790e\u6280\u8853\uff0c<\/span><span style=\"color: #000080;\"><span style=\"color: #000000;\">\u4f60\u77e5\u9053\u70ba\u4ec0\u9ebc\u81ea\u99d5\u8eca\u9700\u8981<\/span><\/span><strong><span style=\"color: #000080;\">\u7cbe\u78ba\u5230 \u00b150ns \u7684\u6642\u9593\u540c\u6b65\u55ce\uff1f<\/span><\/strong><\/span><span style=\"color: #000000; font-size: 12pt;\">\u5728\u50b3\u7d71 CAN \u532f\u6d41\u6392\u4e2d\uff0c\u6beb\u79d2\u7b49\u7d1a\u7684\u540c\u6b65\u7cbe\u5ea6\u8db3\u4ee5\u652f\u63f4\u4e00\u822c\u63a7\u5236\u8a0a\u865f\uff0c\u4f46\u5728\u81ea\u52d5\u99d5\u99db\u7684\u5834\u666f\u4e0b\u537b\u9060\u9060\u4e0d\u8db3\u3002\u8209\u4f8b\u4f86\u8aaa\uff0c\u7576\u8eca\u8f1b\u4ee5 120 km\/h \u884c\u99db\u6642\uff0c\u50c5 1 ms \u7684\u6642\u9593\u504f\u5dee\uff0c\u5c31\u53ef\u80fd\u9020\u6210 3.3 \u516c\u5206\u7684\u7a7a\u9593\u8aa4\u5dee\uff0c\u76f4\u63a5\u5f71\u97ff<strong><span style=\"color: #000080;\">\u611f\u6e2c\u5668\u878d\u5408<\/span><\/strong>\u8207<strong><span style=\"color: #000080;\">\u7dda\u63a7\u5e95\u76e4\u5354\u540c<\/span><\/strong>\u7684\u53ef\u9760\u6027\u3002<\/span><\/p><p><span style=\"color: #000000; font-size: 12pt;\">\u70ba\u4e86\u89e3\u6c7a\u9019\u4e00\u554f\u984c\uff0c\u8eca\u8f09\u4ee5\u592a\u7db2 gPTP\uff08Generalized Precision Time Protocol\uff09 \u61c9\u904b\u800c\u751f\u3002\u5b83\u80fd<strong><span style=\"color: #000080;\">\u63d0\u4f9b \u00b150ns \u7684\u540c\u6b65\u7cbe\u5ea6<\/span><\/strong>\uff0c\u70ba\u96f7\u5c04\u96f7\u9054\u3001\u651d\u5f71\u6a5f\u3001\u6beb\u7c73\u6ce2\u96f7\u9054 \u7b49\u591a\u611f\u6e2c\u5668<\/span><strong><span style=\"font-size: 12pt; color: #000080;\">\u5efa\u7acb\u7d71\u4e00\u7684\u300c\u6642\u9593\u9328\u9ede\u300d<\/span><\/strong><span style=\"color: #000000; font-size: 12pt;\">\uff0c\u78ba\u4fdd\u8cc7\u6599\u878d\u5408\u8207\u8eca\u8f1b\u6c7a\u7b56\u7684\u5b89\u5168\u6027\u3002<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6a95545 e-flex e-con-boxed e-con e-parent\" data-id=\"6a95545\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bbaad0c elementor-widget elementor-widget-image\" data-id=\"bbaad0c\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"845\" height=\"359\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/\u6570\u5b57\u5316\u4eea-\u65e0\u94a5\u5319\u8fdb\u5165.jpg\" class=\"attachment-large size-large wp-image-72290\" alt=\"\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/\u6570\u5b57\u5316\u4eea-\u65e0\u94a5\u5319\u8fdb\u5165.jpg 845w, https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/\u6570\u5b57\u5316\u4eea-\u65e0\u94a5\u5319\u8fdb\u5165-300x127.jpg 300w, https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/\u6570\u5b57\u5316\u4eea-\u65e0\u94a5\u5319\u8fdb\u5165-768x326.jpg 768w, https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/\u6570\u5b57\u5316\u4eea-\u65e0\u94a5\u5319\u8fdb\u5165-600x255.jpg 600w\" sizes=\"(max-width: 845px) 100vw, 845px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-603d9e9 e-flex e-con-boxed e-con e-parent\" data-id=\"603d9e9\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9a97002 elementor-widget elementor-widget-heading\" data-id=\"9a97002\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">gPTP \u5354\u5b9a\u512a\u5316\u7279\u9ede<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0c820e3 e-flex e-con-boxed e-con e-parent\" data-id=\"0c820e3\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1f0a3b0 elementor-widget elementor-widget-text-editor\" data-id=\"1f0a3b0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"500\" data-end=\"556\"><span style=\"color: #000000; font-size: 12pt;\">\u76f8\u8f03\u65bc\u5de5\u696d\u5834\u666f\u5e38\u898b\u7684PTP\uff08IEEE 1588\uff09\uff0cgPTP \u91dd\u5c0d\u8eca\u7528\u74b0\u5883\u505a\u4e86<\/span><strong><span style=\"font-size: 12pt; color: #000080;\">\u4e09\u9805\u95dc\u9375\u6700\u4f73\u5316<\/span><\/strong><span style=\"color: #000000; font-size: 12pt;\">\uff1a<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-dcfb4d2 e-flex e-con-boxed e-con e-parent\" data-id=\"dcfb4d2\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3e8c201 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"3e8c201\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">1.\u7c21\u5316 BMCA\uff08\u6700\u4f73\u4e3b\u6642\u9418\u6f14\u7b97\u6cd5\uff09<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5c0d8d2 e-flex e-con-boxed e-con e-parent\" data-id=\"5c0d8d2\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c2cf497 elementor-widget elementor-widget-text-editor\" data-id=\"c2cf497\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"color: #000000; font-size: 12pt;\">\u964d\u4f4e\u4e3b\u5f9e\u5207\u63db\u983b\u7387\uff0c\u907f\u514d\u8eca\u8f09\u7db2\u8def\u56e0\u62d3\u64b2\u983b\u7e41\u8b8a\u5316\u800c\u7522\u751f\u4e0d\u7a69\u5b9a\u3002<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2139e1f e-flex e-con-boxed e-con e-parent\" data-id=\"2139e1f\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bd77356 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"bd77356\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">2.\u56fa\u5b9a\u7684\u8a0a\u606f\u9593\u9694<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4d26e1f e-flex e-con-boxed e-con e-parent\" data-id=\"4d26e1f\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b7417df elementor-widget elementor-widget-text-editor\" data-id=\"b7417df\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"color: #000000; font-size: 12pt;\">Sync \u9810\u8a2d 125ms\u3001Pdelay_Req \u9810\u8a2d 1s\uff0c\u5728\u78ba\u4fdd\u7cbe\u5ea6\u7684\u540c\u6642\uff0c\u6e1b\u5c11\u5c0d\u983b\u5bec\u7684\u4f54\u7528\u3002<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5eee5c9 e-flex e-con-boxed e-con e-parent\" data-id=\"5eee5c9\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ca5a1e6 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"ca5a1e6\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">3.\u589e\u5f37\u7684\u6642\u9593\u6233\u6a5f\u5236<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f6fa073 e-con-full e-flex e-con e-child\" data-id=\"f6fa073\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a361e91 elementor-widget elementor-widget-text-editor\" data-id=\"a361e91\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"color: #000000; font-size: 12pt;\">\u900f\u904e\u7db2\u5361\u786c\u9ad4\u76f4\u63a5\u7522\u751f\u6642\u9593\u6233\uff0c\u964d\u4f4e\u96fb\u78c1\u5e72\u64fe\u5c0d\u8edf\u9ad4\u6642\u9593\u6233\u7684\u5f71\u97ff\uff0c\u63d0\u5347\u7cbe\u6e96\u5ea6\u3002<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e5040f1 e-flex e-con-boxed e-con e-parent\" data-id=\"e5040f1\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-dc57e3f elementor-widget elementor-widget-heading\" data-id=\"dc57e3f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Linux PTP \u5de5\u5177\u93c8<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-362f0cc e-flex e-con-boxed e-con e-parent\" data-id=\"362f0cc\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1e22b08 elementor-widget elementor-widget-text-editor\" data-id=\"1e22b08\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"57\" data-end=\"151\"><span style=\"color: #000000; font-size: 12pt;\">\u7c21\u55ae\u4f86\u8aaa\uff0c<span style=\"color: #000080;\"><strong data-start=\"62\" data-end=\"74\">LinuxPTP<\/strong><\/span> \u4e26\u4e0d\u662f\u55ae\u4e00\u5de5\u5177\uff0c\u800c\u662f\u4e00\u5957<span style=\"color: #000080;\"><strong data-start=\"88\" data-end=\"104\">\u6a21\u7d44\u5316\u7684\u6642\u9593\u540c\u6b65\u89e3\u6c7a\u65b9\u6848<\/strong><\/span>\u3002\u5b83\u7684\u6838\u5fc3\u7d44\u4ef6\u4e3b\u8981\u5305\u542bptp4l\u3001phc2sys \u8207 pmc\uff0c\u5404\u81ea\u626e\u6f14\u4e0d\u540c\u89d2\u8272\uff1a<\/span><\/p><ul data-start=\"153\" data-end=\"552\"><li data-start=\"153\" data-end=\"270\"><p data-start=\"155\" data-end=\"270\"><span style=\"color: #000000; font-size: 12pt;\"><strong><span style=\"color: #000080;\">ptp4l<\/span><\/strong>\uff1a\u662f gPTP \u5354\u5b9a\u7684<strong><span style=\"color: #000080;\">\u6838\u5fc3\u5be6\u4f5c<\/span><\/strong>\uff0c\u8ca0\u8cac\u4e3b\uff0f\u5f9e\u6642\u9418\u89d2\u8272\u7684\u5354\u5546\u3001\u6642\u9593\u8a0a\u606f\u7684\u6536\u767c\u3001\u5ef6\u9072\u91cf\u6e2c\u8207\u6642\u9418\u6821\u6b63\u3002<strong><span style=\"color: #000080;\">\u652f\u63f4\u908a\u754c\u6642\u9418\uff08BC\uff09 \u8207 \u666e\u901a\u6642\u9418\uff08OC\uff09<\/span><\/strong>\u5169\u7a2e\u6a21\u5f0f\uff0c\u80fd\u5920\u9069\u914d\u8eca\u8f09\u4e59\u592a\u7db2\u7684\u5c64\u7d1a\u62d3\u64b2\u67b6\u69cb\u3002<\/span><\/p><\/li><li data-start=\"272\" data-end=\"434\"><p data-start=\"274\" data-end=\"434\"><span style=\"color: #000000; font-size: 12pt;\"><strong><span style=\"color: #000080;\">phc2sys<\/span><\/strong>\uff1a\u7528\u4f86\u89e3\u6c7a<strong><span style=\"color: #000080;\">\u786c\u9ad4\u6642\u9418\uff08PHC, Physical Hardware Clock\uff09\u8207\u4f5c\u696d\u7cfb\u7d71\u6642\u9418\uff08OS Clock\uff09\u4e0d\u540c\u6b65<\/span><\/strong>\u7684\u554f\u984c\u3002\u7531\u65bc\u8eca\u8f09 ECU \u5e38\u540c\u6642\u5177\u5099 PHC \u8207\u7cfb\u7d71\u6642\u9418\u5169\u500b\u8a08\u6642\u4f86\u6e90\uff0cphc2sys \u900f\u904e <span style=\"color: #000080;\"><strong data-start=\"396\" data-end=\"408\">PI \u8abf\u7bc0\u6f14\u7b97\u6cd5<\/strong><\/span>\uff0c\u5c07\u5169\u8005\u504f\u5dee<strong><span style=\"color: #000080;\">\u7a69\u5b9a\u63a7\u5236\u5728 10ns \u4ee5\u5167\u3002<\/span><\/strong><\/span><\/p><\/li><li data-start=\"436\" data-end=\"552\"><p data-start=\"438\" data-end=\"552\"><span style=\"color: #000000; font-size: 12pt;\"><span style=\"color: #000080;\"><strong data-start=\"438\" data-end=\"445\">pmc<\/strong><\/span>\uff1a\u4f5c\u70ba\u00a0<span style=\"color: #000080;\"><strong data-start=\"449\" data-end=\"462\">PTP \u7ba1\u7406\u5ba2\u6236\u7aef<\/strong><\/span>\uff0c\u53ef\u7528\u4f86\u67e5\u8a62\u6642\u9418\u72c0\u614b\uff08\u4f8b\u5982 GET TIME_STATUS_NP\uff09\u3001\u4fee\u6539\u53c3\u6578\u8a2d\u5b9a\uff08\u5982 SET PORT_PROPERTIES\uff09\uff0c\u76f8\u7576\u65bc\u8abf\u8a66\u8207\u76e3\u63a7\u904e\u7a0b\u4e2d\u7684\u300c<span style=\"color: #000080;\"><strong data-start=\"539\" data-end=\"548\">\u53ef\u8996\u5316\u7a97\u53e3<\/strong><\/span>\u300d\u3002<\/span><\/p><\/li><\/ul><p data-start=\"554\" data-end=\"772\"><span style=\"color: #000000; font-size: 12pt;\">\u4ee5\u4e0a\u9019\u5957\u5de5\u5177\u93c8\u7684\u4e00\u5927\u512a\u52e2\uff0c\u662f\u91dd\u5c0d<span style=\"color: #000080;\"><strong data-start=\"568\" data-end=\"582\">\u8eca\u8f09\u61c9\u7528\u5834\u666f\u7684\u9069\u914d\u6027<\/strong><\/span>\u3002\u5b83\u5167\u5efa <span style=\"color: #000080;\"><strong data-start=\"587\" data-end=\"635\">automotive-master.cfg \u8207 automotive-slave.cfg<\/strong><\/span> \u8a2d\u5b9a\u6a94\uff0c\u9810\u8a2d<strong><span style=\"color: #000080;\">\u5df2\u7b26\u5408 IEEE 802.1AS-2011 \u6a19\u6e96 \u7684\u95dc\u9375\u53c3\u6578<\/span><\/strong>\uff08\u4f8b\u5982 transportSpecific=0x1\u3001ptp_dst_mac=01:80:C2:00:00:0E\uff09\uff0c\u8b93\u5de5\u7a0b\u5e2b\u7121\u9700\u5f9e\u96f6\u958b\u59cb\u8abf\u6821\uff0c<strong><span style=\"color: #000080;\">\u5927\u5e45\u964d\u4f4e\u6642\u9593\u540c\u6b65\u90e8\u7f72\u7684\u8907\u96dc\u5ea6\u8207\u6210\u672c<\/span><\/strong>\u3002<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-71a3814 e-flex e-con-boxed e-con e-parent\" data-id=\"71a3814\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5991fcd elementor-widget elementor-widget-heading\" data-id=\"5991fcd\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">gPTP \u5de5\u7a0b\u5be6\u52d9<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4ffed0c e-flex e-con-boxed e-con e-parent\" data-id=\"4ffed0c\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-97e298c elementor-widget elementor-widget-text-editor\" data-id=\"97e298c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li data-start=\"81\" data-end=\"95\"><strong><span style=\"color: #000080; font-size: 12pt;\">\u6642\u9593\u540c\u6b65\u786c\u9ad4\u9078\u578b<\/span><\/strong><\/li><\/ul><p data-start=\"96\" data-end=\"150\"><span style=\"color: #000000; font-size: 12pt;\">\u5728\u5f9e\u5354\u5b9a\u8d70\u5411\u5be6\u969b\u61c9\u7528\u7684\u904e\u7a0b\u4e2d\uff0cgPTP \u9996\u5148\u9700\u8981\u78ba\u4fdd<span style=\"color: #000080;\"><strong data-start=\"123\" data-end=\"140\">\u786c\u9ad4\u80fd\u6eff\u8db3\u300c\u6642\u9593\u654f\u611f\u300d\u7279\u6027<\/strong><\/span>\uff0c\u6838\u5fc3\u6307\u6a19\u5982\u4e0b\uff1a<\/span><\/p><ul data-start=\"152\" data-end=\"370\"><li data-start=\"152\" data-end=\"207\"><p data-start=\"154\" data-end=\"207\"><span style=\"color: #000000; font-size: 12pt;\"><span style=\"color: #000080;\"><strong data-start=\"154\" data-end=\"166\">PHC \u786c\u9ad4\u6642\u9418<\/strong><\/span>\uff1a\u5fc5\u9808\u652f\u63f4<span style=\"color: #000080;\"> <strong data-start=\"172\" data-end=\"191\">IEEE 1588 \u786c\u9ad4\u6642\u9593\u6233<\/strong><\/span>\uff0c\u624d\u80fd\u78ba\u4fdd\u6642\u9593\u57fa\u6e96\u7684\u9ad8\u7cbe\u5ea6\u3002<\/span><\/p><\/li><li data-start=\"208\" data-end=\"370\"><p data-start=\"210\" data-end=\"370\"><span style=\"color: #000000; font-size: 12pt;\"><span style=\"color: #000080;\"><strong data-start=\"210\" data-end=\"218\">\u7db2\u5361\u9a45\u52d5<\/strong><\/span>\uff1a\u9700\u652f\u63f4 <code data-start=\"223\" data-end=\"253\">SOF_TIMESTAMPING_TX_HARDWARE<\/code> \u8207 <code data-start=\"256\" data-end=\"286\">SOF_TIMESTAMPING_RX_HARDWARE<\/code> \u5169\u9805\u6a19\u8a8c\uff0c\u78ba\u4fdd\u6536\u767c\u6642\u9593\u6233<strong><span style=\"color: #000080;\">\u7531\u786c\u9ad4\u76f4\u63a5\u7522\u751f<\/span><\/strong>\uff0c\u800c\u975e\u900f\u904e\u8edf\u9ad4\u8a08\u7b97\uff0c\u4ee5\u907f\u514d\u8edf\u9ad4\u5806\u758a\u5ef6\u9072\u9020\u6210\u7684\u8aa4\u5dee\u3002\u5de5\u7a0b\u5e2b\u53ef\u900f\u904e <code data-start=\"343\" data-end=\"360\">ethtool -T eth0<\/code> \u6307\u4ee4\u9032\u884c\u9a57\u8b49\u3002<\/span><\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-70a252c e-flex e-con-boxed e-con e-parent\" data-id=\"70a252c\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3a31f1e elementor-widget elementor-widget-text-editor\" data-id=\"3a31f1e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong><span style=\"color: #000080; font-size: 14pt;\">\u4e3b\u5f9e\u6642\u9418\u914d\u7f6e\u8981\u9ede<\/span><\/strong><\/p><p><span style=\"color: #000000; font-size: 12pt;\">\u5728\u8eca\u8f09\u4e59\u592a\u7db2\u67b6\u69cb\u4e2d\uff0c\u6642\u9593\u540c\u6b65\u63a1\u7528<span style=\"color: #000080;\"><strong>\u300c\u4e3b\u5f9e\u67b6\u69cb\uff08Master-Slave\uff09\u300d<\/strong><\/span>\u3002\u5176\u6838\u5fc3\u662f\u900f\u904e\u8a2d\u5b9a\u6a94\uff08Configuration File\uff09 \u660e\u78ba\u5b9a\u7fa9\u5404\u7bc0\u9ede\u89d2\u8272\u8207\u884c\u70ba\u908a\u754c\u3002<\/span><\/p><p><span style=\"color: #000000; font-size: 12pt;\">\u5982\u4ee5\u4e0b\u793a\u610f\u6848\u4f8b\uff0c\u4ee5<strong><span style=\"color: #000080;\">\u5de5\u696d\u96fb\u8166\uff08IPC\uff09<\/span><\/strong> \u642d\u5efa\u7684\u8eca\u8f09\u7db2\u8def\uff0c\u5c31\u80fd\u5b8c\u6210 gPTP \u6642\u9593\u540c\u6b65\u7684\u57fa\u672c\u914d\u7f6e\uff1a<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3dadc4b e-flex e-con-boxed e-con e-parent\" data-id=\"3dadc4b\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-26aeadf elementor-widget elementor-widget-image\" data-id=\"26aeadf\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1024\" height=\"332\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/purple-1-1024x332.jpg\" class=\"attachment-large size-large wp-image-72406\" alt=\"\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/purple-1-1024x332.jpg 1024w, https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/purple-1-300x97.jpg 300w, https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/purple-1-768x249.jpg 768w, https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/purple-1-600x194.jpg 600w, https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/purple-1.jpg 1080w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4d08d88 e-flex e-con-boxed e-con e-parent\" data-id=\"4d08d88\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-22a6c68 elementor-widget elementor-widget-text-editor\" data-id=\"22a6c68\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3 data-start=\"47\" data-end=\"81\"><span style=\"color: #000080; font-size: 14pt;\">\u4e3b\u6642\u9418\u914d\u7f6e\uff08automotive-master.cfg\uff09<\/span><\/h3><p data-start=\"83\" data-end=\"107\"><span style=\"color: #000000; font-size: 12pt;\">\u901a\u5e38\u90e8\u7f72\u5728\u57df\u63a7\u5236\u5668\u6216\u4e2d\u592e\u9598\u9053\u5668\uff0c\u9700\u91cd\u9ede\u914d\u7f6e\uff1a<\/span><\/p><ul data-start=\"109\" data-end=\"298\"><li data-start=\"109\" data-end=\"145\"><p data-start=\"111\" data-end=\"145\"><span style=\"color: #000000; font-size: 12pt;\"><code data-start=\"111\" data-end=\"124\">gmCapable=1<\/code>\uff1a\u8072\u660e\u5177\u5099\u300c\u5168\u5c40\u4e3b\u6642\u9418\uff08GM\uff09\u300d\u80fd\u529b\uff1b<\/span><\/p><\/li><li data-start=\"109\" data-end=\"145\"><p data-start=\"111\" data-end=\"145\"><span style=\"color: #000000; font-size: 12pt;\"><code data-start=\"148\" data-end=\"162\">masterOnly=1<\/code>\uff1a\u5f37\u5236\u70ba\u4e3b\u6a21\u5f0f\uff0c\u907f\u514d BMCA \u6f14\u7b97\u6cd5\u5c0e\u81f4\u7684\u89d2\u8272\u5207\u63db\uff1b<\/span><\/p><\/li><li data-start=\"192\" data-end=\"248\"><p data-start=\"194\" data-end=\"248\"><span style=\"color: #000000; font-size: 12pt;\"><code data-start=\"194\" data-end=\"214\">logSyncInterval=-3<\/code>\uff1a\u540c\u6b65\u8a0a\u606f\u9593\u9694\u8a2d\u70ba 125ms\uff082^-3 \u79d2\uff09\uff0c\u5e73\u8861\u7cbe\u5ea6\u8207\u983b\u5bec\uff1b<\/span><\/p><\/li><li data-start=\"249\" data-end=\"298\"><p data-start=\"251\" data-end=\"298\"><span style=\"color: #000000; font-size: 12pt;\"><code data-start=\"251\" data-end=\"272\">delay_mechanism=P2P<\/code>\uff1a\u63a1\u7528\u9ede\u5c0d\u9ede\u5ef6\u9072\u6a5f\u5236\uff0c\u6e1b\u5c11\u591a\u7bc0\u9ede\u7d1a\u806f\u7684\u8aa4\u5dee\u7d2f\u7a4d\u3002<\/span><\/p><\/li><\/ul><p data-start=\"300\" data-end=\"316\"><span style=\"color: #000000; font-size: 12pt;\">\u555f\u52d5\u547d\u4ee4\u9700\u6307\u5b9a\u4ecb\u9762\u8207\u8a2d\u5b9a\u6a94\uff1a<\/span><\/p><div class=\"contain-inline-size rounded-2xl relative bg-token-sidebar-surface-primary\"><div class=\"overflow-y-auto p-4\" dir=\"ltr\"><span style=\"color: #000000; font-size: 12pt;\"><code class=\"whitespace-pre! language-bash\">sudo ptp4l -i eth0 -f automotive-master.cfg -m\n<\/code><\/span><\/div><\/div><p data-start=\"378\" data-end=\"402\"><span style=\"color: #000000; font-size: 12pt;\">\uff08<code data-start=\"379\" data-end=\"383\">-m<\/code> \u53c3\u6578\u7528\u65bc\u8f38\u51fa\u8a73\u7d30\u65e5\u8a8c\uff0c\u4fbf\u65bc\u8abf\u8a66\uff09<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9ac2690 e-flex e-con-boxed e-con e-parent\" data-id=\"9ac2690\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0c212de elementor-widget elementor-widget-image\" data-id=\"0c212de\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1080\" height=\"121\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/1.jpg\" class=\"attachment-2048x2048 size-2048x2048 wp-image-72402\" alt=\"\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/1.jpg 1080w, https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/1-300x34.jpg 300w, https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/1-1024x115.jpg 1024w, https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/1-768x86.jpg 768w, https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/1-600x67.jpg 600w\" sizes=\"(max-width: 1080px) 100vw, 1080px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3b10ea5 e-flex e-con-boxed e-con e-parent\" data-id=\"3b10ea5\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1a5eee4 elementor-widget elementor-widget-text-editor\" data-id=\"1a5eee4\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3 data-start=\"83\" data-end=\"116\"><span style=\"font-size: 14pt; color: #000080;\"><strong>\u5f9e\u6642\u9418\u8a2d\u5b9a\uff08automotive-slave.cfg\uff09<\/strong><\/span><\/h3><p data-start=\"118\" data-end=\"146\"><span style=\"color: #000000; font-size: 12pt;\">\u901a\u5e38\u90e8\u7f72\u5728\u611f\u6e2c\u5668\u7bc0\u9ede\u3001\u81f4\u52d5\u5668 ECU\uff0c\u95dc\u9375\u8a2d\u5b9a\u5305\u62ec\uff1a<\/span><\/p><ul data-start=\"148\" data-end=\"325\"><li data-start=\"148\" data-end=\"183\"><p data-start=\"150\" data-end=\"183\"><span style=\"color: #000000; font-size: 12pt;\"><code data-start=\"150\" data-end=\"163\">slaveOnly=1<\/code>\uff1a\u56fa\u5b9a\u70ba\u5f9e\u6a21\u5f0f\uff0c\u907f\u514d\u6436\u5360\u4e3b\u6642\u9418\u89d2\u8272\uff1b<\/span><\/p><\/li><li data-start=\"184\" data-end=\"224\"><p data-start=\"186\" data-end=\"224\"><span style=\"color: #000000; font-size: 12pt;\"><code data-start=\"186\" data-end=\"204\">step_threshold=1<\/code>\uff1a\u5141\u8a31\u6642\u9593\u8df3\u8b8a\u6821\u6e96\uff08\u521d\u59cb\u540c\u6b65\u968e\u6bb5\uff09\uff1b<\/span><\/p><\/li><li data-start=\"225\" data-end=\"279\"><p data-start=\"227\" data-end=\"279\"><span style=\"color: #000000; font-size: 12pt;\"><code data-start=\"227\" data-end=\"254\">servo_offset_threshold=30<\/code>\uff1a\u7576\u504f\u5dee\u8d85\u904e 30ns \u6642\u555f\u52d5 PID \u8abf\u6574\uff1b<\/span><\/p><\/li><li data-start=\"280\" data-end=\"325\"><p data-start=\"282\" data-end=\"325\"><span style=\"color: #000000; font-size: 12pt;\"><code data-start=\"282\" data-end=\"302\">ignore_source_id=1<\/code>\uff1a\u5ffd\u7565\u4e3b\u6642\u9418\u4f86\u6e90 ID \u8b8a\u5316\uff0c\u63d0\u5347\u5bb9\u932f\u6027\u3002<\/span><\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4035c94 e-flex e-con-boxed e-con e-parent\" data-id=\"4035c94\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-da1d33e elementor-widget elementor-widget-image\" data-id=\"da1d33e\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"418\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/2-1024x418.jpg\" class=\"attachment-large size-large wp-image-72401\" alt=\"\" srcset=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/2-1024x418.jpg 1024w, https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/2-300x123.jpg 300w, https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/2-768x314.jpg 768w, https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/2-600x245.jpg 600w, https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/09\/2.jpg 1080w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0b394f7 e-flex e-con-boxed e-con e-parent\" data-id=\"0b394f7\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2ef3c49 elementor-widget elementor-widget-text-editor\" data-id=\"2ef3c49\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"33\" data-end=\"60\"><span style=\"color: #000000; font-size: 12pt;\">\u555f\u52d5\u5f8c\u9700\u900f\u904e<span style=\"color: #000080; font-size: 14pt;\"> <strong data-start=\"40\" data-end=\"50\">pmc \u6307\u4ee4<\/strong><\/span> \u9a57\u8b49\u540c\u6b65\u72c0\u614b\uff1a<\/span><\/p><\/div><\/div><\/div><\/div><\/div> <a href=\"https:\/\/hongtronics.com\/en\/car-ethernet-gptp-time-sync\/#more-72372\" class=\"more-link elementor-more-link\"><span aria-label=\"Continue reading \u5b8f\u8679\u5206\u4eab\u4e28\u8eca\u8f09\u4ee5\u592a\u7db2 gPTP \u6642\u9593\u540c\u6b65\u5b8c\u6574\u6307\u5357\uff1a\u5f9e\u5354\u5b9a\u539f\u7406\u5230\u5be6\u52d9\u61c9\u7528\">(more&hellip;)<\/span><\/a>","protected":false},"excerpt":{"rendered":"<p>\u524d\u8a00 \u8eca\u8f09\u4e59\u592a\u7db2 gPTP \u6642\u9593\u540c\u6b65\u662f\u81ea\u99d5\u8eca\u8207\u667a\u6167\u6c7d\u8eca\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u57fa\u790e\u6280\u8853\uff0c\u4f60\u77e5\u9053\u70ba\u4ec0\u9ebc\u81ea\u99d5\u8eca\u9700\u8981\u7cbe\u78ba\u5230 \u00b15 [&hellip;]<\/p>","protected":false},"author":46,"featured_media":71004,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"","ocean_second_sidebar":"","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"","ocean_custom_header_template":"","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"","ocean_menu_typo_font_family":"","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"","iawp_total_views":212,"ocean_post_oembed":"","ocean_post_self_hosted_media":"","ocean_post_video_embed":"","ocean_link_format":"","ocean_link_format_target":"self","ocean_quote_format":"","ocean_quote_format_link":"post","ocean_gallery_link_images":"on","ocean_gallery_id":[],"footnotes":""},"categories":[2294],"tags":[4322,2145,4321],"table_tags":[4175,4222,4307],"class_list":["post-72372","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-2294","tag-gptp","tag-2145","tag-4321","table_tags-ar","table_tags-4222","table_tags-4307","entry","has-media","owp-thumbs-layout-horizontal","owp-btn-normal","owp-tabs-layout-horizontal","has-no-thumbnails","has-product-nav"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/hongtronics.com\/wp-content\/uploads\/2025\/07\/vwhog-d3lol.webp","_links":{"self":[{"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/posts\/72372","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/users\/46"}],"replies":[{"embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/comments?post=72372"}],"version-history":[{"count":31,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/posts\/72372\/revisions"}],"predecessor-version":[{"id":73221,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/posts\/72372\/revisions\/73221"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/media\/71004"}],"wp:attachment":[{"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/media?parent=72372"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/categories?post=72372"},{"taxonomy"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