{"id":24288,"date":"2022-10-18T09:16:41","date_gmt":"2022-10-18T01:16:41","guid":{"rendered":"https:\/\/hongtronics.com\/?p=24288"},"modified":"2026-07-29T17:51:00","modified_gmt":"2026-07-29T09:51:00","slug":"pico-the-voltage-value-of-the-knock-sensor-circuit-varies-greatly","status":"publish","type":"post","link":"https:\/\/hongtronics.com\/en\/pico-the-voltage-value-of-the-knock-sensor-circuit-varies-greatly\/","title":{"rendered":"\u3010Pico\u5c0f\u5b78\u5802\u3011\u7206\u9707\u50b3\u611f\u5668\u7684\u96fb\u8def\u96fb\u58d3\u503c\u70ba\u4f55\u4e0d\u540c?\u793a\u6ce2\u5668\u8f38\u5165\u963b\u6297\u8207\u63a2\u68d2\u9078\u64c7\u89e3\u6790"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"24288\" class=\"elementor elementor-24288\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-52740ca9 e-flex e-con-boxed e-con e-parent\" data-id=\"52740ca9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7675da8a elementor-widget elementor-widget-text-editor\" data-id=\"7675da8a\" data-element_type=\"widget\" data-e-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<article class=\"hh-seo-article\"><header class=\"hh-article-intro\">\n<p class=\"hh-eyebrow\">Pico \u5c0f\u5b78\u5802\uff5c\u6c7d\u8eca\u793a\u6ce2\u5668\u91cf\u6e2c<\/p>\n<p class=\"hh-lead\">\u7206\u9707\u611f\u77e5\u5668\u5728\u55ae\u7368\u91cf\u6e2c\u8207\u96d9\u901a\u9053\u540c\u6642\u91cf\u6e2c\u6642\uff0c\u96fb\u58d3\u503c\u53ef\u80fd\u56e0\u793a\u6ce2\u5668\u8207\u63a2\u68d2\u63a5\u5165\u5f8c\u7522\u751f\u7684\u8ca0\u8f09\u6548\u61c9\u800c\u6539\u8b8a\u3002\u8f38\u5165\u963b\u6297\u8d8a\u9ad8\uff0c\u901a\u5e38\u8d8a\u80fd\u964d\u4f4e\u91cf\u6e2c\u5de5\u5177\u5c0d\u539f\u59cb\u96fb\u8def\u7684\u5f71\u97ff\uff1b\u4f46\u5be6\u969b\u5dee\u7570\u4ecd\u9808\u914d\u5408\u611f\u77e5\u5668\u985e\u578b\u3001PCM \u96fb\u8def\u3001\u91cf\u6e2c\u9ede\u8207\u63a5\u5730\u65b9\u5f0f\u5224\u65b7\u3002<\/p>\n<div class=\"hh-key-answer\" role=\"note\" aria-label=\"\u672c\u6587\u91cd\u9ede\"><strong>\u672c\u6587\u91cd\u9ede\uff1a<\/strong>\u672c\u6b21\u91cf\u6e2c\u4e2d\uff0c\u901a\u9053 B \u5f9e 1.381 V \u964d\u81f3 1.063 V\uff0c\u5dee\u503c\u70ba 0.318 V\u3001\u7d04 23%\u3002\u9019\u4ee3\u8868\u91cf\u6e2c\u914d\u7f6e\u78ba\u5be6\u53ef\u80fd\u6539\u8b8a\u8b80\u503c\uff0c\u4f46\u4e0d\u80fd\u53ea\u6191\u9019\u7d44\u6578\u64da\u5224\u5b9a\u7206\u9707\u611f\u77e5\u5668\u6216 PCM \u6545\u969c\u3002<\/div>\n<\/header>\n<figure class=\"hh-figure hh-hero-image\"><img decoding=\"async\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/09\/\u5b8f\u8679pico\u793a\u6ce2\u5668.jpg\" alt=\"Pico\u6c7d\u8eca\u793a\u6ce2\u5668\u91cf\u6e2c\u6848\u4f8b\" \/>\n<figcaption>Pico \u6c7d\u8eca\u793a\u6ce2\u5668\u6280\u8853\u91cf\u6e2c\u6848\u4f8b<\/figcaption>\n<\/figure>\n<nav class=\"hh-toc\" aria-label=\"\u6587\u7ae0\u76ee\u9304\">\n<p class=\"hh-toc-title\">\u6587\u7ae0\u76ee\u9304<\/p>\n<ol>\n<li><a href=\"#why-voltage-differs\">\u70ba\u4ec0\u9ebc\u7206\u9707\u611f\u77e5\u5668\u7684\u91cf\u6e2c\u96fb\u58d3\u6703\u4e0d\u540c\uff1f<\/a><\/li>\n<li><a href=\"#measurement-results\">\u55ae\u901a\u9053\u8207\u96d9\u901a\u9053\u91cf\u6e2c\u7d50\u679c\u5dee\u591a\u5c11\uff1f<\/a><\/li>\n<li><a href=\"#input-impedance\">\u793a\u6ce2\u5668\u8f38\u5165\u963b\u6297\u5982\u4f55\u5f71\u97ff\u91cf\u6e2c\u7d50\u679c\uff1f<\/a><\/li>\n<li><a href=\"#high-impedance-probe\">\u9ad8\u963b\u6297\u63a2\u68d2\u70ba\u4ec0\u9ebc\u80fd\u964d\u4f4e\u91cf\u6e2c\u5f71\u97ff\uff1f<\/a><\/li>\n<li><a href=\"#can-waveform\">\u6a19\u6e96\u6e2c\u8a66\u7dda\u8207 TA375 \u7684 CAN \u6ce2\u5f62\u5dee\u7570<\/a><\/li>\n<li><a href=\"#measurement-checklist\">\u7206\u9707\u611f\u77e5\u5668\u96fb\u58d3\u91cf\u6e2c\u6ce8\u610f\u4e8b\u9805<\/a><\/li>\n<li><a href=\"#pico-diagnostics\">\u4f7f\u7528 Pico \u6c7d\u8eca\u793a\u6ce2\u5668\u9032\u884c\u8a0a\u865f\u8a3a\u65b7<\/a><\/li>\n<li><a href=\"#faq\">Frequently Asked Questions<\/a><\/li>\n<\/ol>\n<\/nav>\n<section id=\"why-voltage-differs\">\n<h2>\u70ba\u4ec0\u9ebc\u7206\u9707\u611f\u77e5\u5668\u7684\u91cf\u6e2c\u96fb\u58d3\u6703\u4e0d\u540c\uff1f<\/h2>\n<p>\u7206\u9707\u611f\u77e5\u5668\u7684\u91cf\u6e2c\u96fb\u58d3\u4e4b\u6240\u4ee5\u6539\u8b8a\uff0c\u5408\u7406\u539f\u56e0\u4e4b\u4e00\u662f\u793a\u6ce2\u5668\u8207\u63a2\u68d2\u63a5\u4e0a\u96fb\u8def\u5f8c\u5f62\u6210\u65b0\u7684\u8ca0\u8f09\uff0c\u9032\u800c\u6539\u8b8a\u539f\u6709\u96fb\u8def\u7684\u7b49\u6548\u963b\u6297\u8207\u5206\u58d3\u95dc\u4fc2\u3002\u7576\u7b2c\u4e8c\u500b\u901a\u9053\u52a0\u5165\u91cf\u6e2c\u6642\uff0c\u8b80\u503c\u56e0\u6b64\u53ef\u80fd\u8207\u55ae\u7368\u91cf\u6e2c\u4e0d\u540c\u3002<\/p>\n<p>\u793a\u6ce2\u5668\u4e26\u975e\u5b8c\u5168\u4e0d\u5f71\u97ff\u88ab\u6e2c\u96fb\u8def\u3002\u6bcf\u500b\u901a\u9053\u90fd\u6709\u8f38\u5165\u963b\u6297\u8207\u8f38\u5165\u96fb\u5bb9\uff1b\u7576\u88ab\u6e2c\u7bc0\u9ede\u672c\u8eab\u5c6c\u65bc\u8f03\u9ad8\u963b\u6297\u96fb\u8def\u6642\uff0c\u91cf\u6e2c\u5de5\u5177\u9020\u6210\u7684\u8ca0\u8f09\u6548\u61c9\u6703\u66f4\u660e\u986f\u3002<\/p>\n<p>\u4e0d\u904e\uff0c\u672c\u6587\u6c92\u6709\u63d0\u4f9b\u8eca\u6b3e\u3001\u7206\u9707\u611f\u77e5\u5668\u985e\u578b\u3001PCM \u5167\u90e8\u96fb\u8def\u5716\u8207\u5b8c\u6574\u63a5\u7dda\u65b9\u5f0f\uff0c\u56e0\u6b64\u4e0d\u80fd\u5c07\u96fb\u58d3\u5dee\u76f4\u63a5\u6b78\u56e0\u65bc\u55ae\u4e00\u5143\u4ef6\uff0c\u4e5f\u4e0d\u80fd\u53ea\u770b\u9019\u7d44\u6578\u503c\u5c31\u5224\u5b9a\u7206\u9707\u611f\u77e5\u5668\u6216 PCM \u6545\u969c\u3002<\/p>\n<\/section>\n<section id=\"measurement-results\">\n<h2>\u55ae\u901a\u9053\u8207\u96d9\u901a\u9053\u91cf\u6e2c\u7d50\u679c\u5dee\u591a\u5c11\uff1f<\/h2>\n<p>\u672c\u6b21\u6e2c\u8a66\u5206\u5225\u6bd4\u8f03\u55ae\u7368\u91cf\u6e2c\u8207\u96d9\u901a\u9053\u540c\u6642\u91cf\u6e2c\u3002\u7d50\u679c\u986f\u793a\uff0c\u901a\u9053 A \u4e0b\u964d 0.105 V\uff0c\u901a\u9053 B \u4e0b\u964d 0.318 V\uff0c\u5176\u4e2d\u901a\u9053 B \u7684\u76f8\u5c0d\u8b8a\u5316\u7d04\u70ba 23%\u3002<\/p>\n<figure class=\"hh-figure\"><img decoding=\"async\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/10\/\u7206\u9707\u96fb\u58d3-1024x546.png\" alt=\"\u7206\u9707\u611f\u77e5\u5668\u901a\u9053A\u8207\u901a\u9053B\u7684\u91cf\u6e2c\u8a2d\u5b9a\" \/>\n<figcaption>\u7206\u9707\u611f\u77e5\u5668\u5169\u500b\u96fb\u8def\u7684\u91cf\u6e2c\u8a2d\u5b9a<\/figcaption>\n<\/figure>\n<h3>\u55ae\u7368\u91cf\u6e2c\u7684\u96fb\u58d3\u7d50\u679c<\/h3>\n<p>\u55ae\u7368\u91cf\u6e2c\u5169\u500b\u96fb\u8def\u6642\uff0c\u901a\u9053 A\uff08\u85cd\u7dda\uff09\u70ba 2.626 V\uff0c\u901a\u9053 B\uff08\u7d05\u7dda\uff09\u70ba 1.381 V\u3002<\/p>\n<figure class=\"hh-figure\"><img decoding=\"async\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/10\/\u7206\u9707\u96fb\u58d32-1024x551.png\" alt=\"\u55ae\u7368\u91cf\u6e2c\u7206\u9707\u611f\u77e5\u5668\u901a\u9053A\u70ba2.626V\u3001\u901a\u9053B\u70ba1.381V\" \/>\n<figcaption>\u55ae\u7368\u91cf\u6e2c\u6642\u7684\u7206\u9707\u611f\u77e5\u5668\u96fb\u58d3\u7d50\u679c<\/figcaption>\n<\/figure>\n<h3>\u96d9\u901a\u9053\u540c\u6642\u91cf\u6e2c\u7684\u96fb\u58d3\u7d50\u679c<\/h3>\n<p>\u96d9\u901a\u9053\u540c\u6642\u91cf\u6e2c\u6642\uff0c\u901a\u9053 A\uff08\u85cd\u7dda\uff09\u70ba 2.521 V\uff0c\u901a\u9053 B\uff08\u7d05\u7dda\uff09\u70ba 1.063 V\u3002<\/p>\n<figure class=\"hh-figure\"><img decoding=\"async\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/10\/\u7206\u9707\u96fb\u58d33-1024x545.png\" alt=\"\u96d9\u901a\u9053\u540c\u6642\u91cf\u6e2c\u7206\u9707\u611f\u77e5\u5668\u901a\u9053A\u70ba2.521V\u3001\u901a\u9053B\u70ba1.063V\" \/>\n<figcaption>\u96d9\u901a\u9053\u540c\u6642\u91cf\u6e2c\u6642\u7684\u7206\u9707\u611f\u77e5\u5668\u96fb\u58d3\u7d50\u679c<\/figcaption>\n<\/figure>\n<h3>\u5169\u6b21\u91cf\u6e2c\u7d50\u679c\u6bd4\u8f03<\/h3>\n<p>\u901a\u9053 B \u7684\u8b8a\u5316\u6700\u660e\u986f\uff0c\u4e0b\u964d\u7d04 318 mV\u3002\u9019\u9805\u7d50\u679c\u8aaa\u660e\u91cf\u6e2c\u914d\u7f6e\u6703\u5f71\u97ff\u8b80\u503c\uff0c\u4f46\u5dee\u7570\u5927\u5c0f\u4ecd\u61c9\u642d\u914d\u5be6\u969b\u96fb\u8def\u8207\u63a5\u7dda\u65b9\u5f0f\u89e3\u8b80\u3002<\/p>\n<div class=\"hh-table-wrap\" tabindex=\"0\" role=\"region\" aria-label=\"\u7206\u9707\u611f\u77e5\u5668\u55ae\u7368\u91cf\u6e2c\u8207\u540c\u6642\u91cf\u6e2c\u7d50\u679c\u6bd4\u8f03\">\n<table><caption>\u7206\u9707\u611f\u77e5\u5668\u55ae\u7368\u91cf\u6e2c\u8207\u96d9\u901a\u9053\u540c\u6642\u91cf\u6e2c\u6bd4\u8f03<\/caption>\n<thead>\n<tr>\n<th scope=\"col\">conduit<\/th>\n<th scope=\"col\">\u55ae\u7368\u91cf\u6e2c<\/th>\n<th scope=\"col\">\u540c\u6642\u91cf\u6e2c<\/th>\n<th scope=\"col\">\u96fb\u58d3\u5dee<\/th>\n<th scope=\"col\">\u8b8a\u5316\u5e45\u5ea6<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th scope=\"row\">\u901a\u9053 A<\/th>\n<td>2.626 V<\/td>\n<td>2.521 V<\/td>\n<td>-0.105 V<\/td>\n<td>\u7d04 -4.0%<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">\u901a\u9053 B<\/th>\n<td>1.381 V<\/td>\n<td>1.063 V<\/td>\n<td>-0.318 V<\/td>\n<td>\u7d04 -23.0%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<section id=\"input-impedance\">\n<h2>\u793a\u6ce2\u5668\u8f38\u5165\u963b\u6297\u5982\u4f55\u5f71\u97ff\u91cf\u6e2c\u7d50\u679c\uff1f<\/h2>\n<p>\u793a\u6ce2\u5668\u8f38\u5165\u963b\u6297\u8d8a\u63a5\u8fd1\u88ab\u6e2c\u96fb\u8def\u7684\u963b\u6297\uff0c\u8d8a\u53ef\u80fd\u5c0d\u539f\u59cb\u96fb\u58d3\u9020\u6210\u5f71\u97ff\u3002\u82e5\u88ab\u6e2c\u7bc0\u9ede\u5c6c\u65bc\u9ad8\u963b\u6297\u96fb\u8def\uff0c\u5373\u4f7f\u793a\u6ce2\u5668\u901a\u9053\u5177\u6709\u7d04 1 M\u03a9 \u7684\u8f38\u5165\u963b\u6297\uff0c\u4e5f\u53ef\u80fd\u7522\u751f\u4e0d\u53ef\u5ffd\u7565\u7684\u8ca0\u8f09\u6548\u61c9\u3002<\/p>\n<h3>\u4ec0\u9ebc\u662f\u793a\u6ce2\u5668\u7684\u8ca0\u8f09\u6548\u61c9\uff1f<\/h3>\n<p>\u8ca0\u8f09\u6548\u61c9\u662f\u6307\u91cf\u6e2c\u5de5\u5177\u63a5\u5165\u5f8c\uff0c\u6210\u70ba\u88ab\u6e2c\u96fb\u8def\u7684\u4e00\u90e8\u5206\uff0c\u5c0e\u81f4\u539f\u672c\u7684\u96fb\u58d3\u3001\u96fb\u6d41\u6216\u6ce2\u5f62\u767c\u751f\u8b8a\u5316\u3002\u793a\u6ce2\u5668\u986f\u793a\u7684\u6578\u503c\u56e0\u6b64\u53ef\u80fd\u4e0d\u5b8c\u5168\u7b49\u65bc\u672a\u63a5\u5165\u91cf\u6e2c\u5de5\u5177\u6642\u7684\u771f\u5be6\u72c0\u614b\u3002<\/p>\n<p>\u5f71\u97ff\u7a0b\u5ea6\u4e0d\u53ea\u53d6\u6c7a\u65bc\u8f38\u5165\u96fb\u963b\uff0c\u4e5f\u8207\u63a2\u68d2\u96fb\u5bb9\u3001\u8a0a\u865f\u983b\u7387\u3001\u63a5\u5730\u7dda\u9577\u5ea6\u3001\u91cf\u6e2c\u9ede\u4ee5\u53ca\u539f\u96fb\u8def\u963b\u6297\u6709\u95dc\u3002\u5c0d\u9ad8\u901f\u6216\u9ad8\u963b\u6297\u8a0a\u865f\u800c\u8a00\uff0c\u9019\u4e9b\u689d\u4ef6\u5c24\u5176\u91cd\u8981\u3002<\/p>\n<h3>\u70ba\u4ec0\u9ebc\u96d9\u901a\u9053\u540c\u6642\u91cf\u6e2c\u53ef\u80fd\u8b93\u96fb\u58d3\u4e0b\u964d\uff1f<\/h3>\n<p>\u6bcf\u500b\u793a\u6ce2\u5668\u901a\u9053\u63a5\u5165\u5f8c\uff0c\u90fd\u6703\u5c0d\u5176\u91cf\u6e2c\u7bc0\u9ede\u5f62\u6210\u984d\u5916\u8ca0\u8f09\u3002\u96d9\u901a\u9053\u540c\u6642\u63a5\u5165\u6642\uff0c\u53ef\u80fd\u6539\u8b8a\u611f\u77e5\u5668\u5169\u7aef\u5c0d\u5730\u7684\u7b49\u6548\u963b\u6297\u8207\u5206\u58d3\u95dc\u4fc2\uff0c\u56e0\u6b64\u51fa\u73fe\u96fb\u58d3\u4e0b\u964d\u6216\u5169\u6b21\u91cf\u6e2c\u7d50\u679c\u4e0d\u4e00\u81f4\u3002<\/p>\n<p>\u662f\u5426\u80fd\u5c07\u5169\u500b\u901a\u9053\u8996\u70ba\u76f4\u63a5\u4e26\u806f\uff0c\u5fc5\u9808\u4f9d\u5be6\u969b\u63a5\u7dda\u65b9\u5f0f\u8207 PCM \u5167\u90e8\u96fb\u8def\u5224\u65b7\u3002\u7f3a\u5c11\u5b8c\u6574\u96fb\u8def\u5716\u6642\uff0c\u8f03\u56b4\u8b39\u7684\u7d50\u8ad6\u662f\u300c\u91cf\u6e2c\u8ca0\u8f09\u53ef\u80fd\u9020\u6210\u5dee\u7570\u300d\uff0c\u800c\u4e0d\u662f\u5c07\u539f\u56e0\u9396\u5b9a\u70ba\u67d0\u4e00\u500b PCM \u96fb\u963b\u3002<\/p>\n<\/section>\n<section id=\"high-impedance-probe\">\n<h2>\u9ad8\u963b\u6297\u63a2\u68d2\u70ba\u4ec0\u9ebc\u80fd\u964d\u4f4e\u91cf\u6e2c\u5f71\u97ff\uff1f<\/h2>\n<p>\u9ad8\u963b\u6297\u63a2\u68d2\u53ef\u6e1b\u5c11\u91cf\u6e2c\u5de5\u5177\u5f9e\u88ab\u6e2c\u96fb\u8def\u53d6\u7528\u7684\u96fb\u6d41\uff0c\u56e0\u6b64\u901a\u5e38\u80fd\u964d\u4f4e\u8ca0\u8f09\u6548\u61c9\u3002\u7576\u7206\u9707\u611f\u77e5\u5668\u6216 PCM \u8f38\u5165\u96fb\u8def\u7684\u963b\u6297\u8f03\u9ad8\u6642\uff0c\u4f7f\u7528\u9069\u7576\u7684\u9ad8\u963b\u6297\u63a2\u68d2\uff0c\u6709\u52a9\u65bc\u8b93\u91cf\u6e2c\u7d50\u679c\u66f4\u63a5\u8fd1\u539f\u59cb\u96fb\u8def\u72c0\u614b\u3002<\/p>\n<h3>1 M\u03a9 \u8207 10 M\u03a9 \u8f38\u5165\u963b\u6297\u6709\u4f55\u5dee\u7570\uff1f<\/h3>\n<p>Pico TA375 \u662f\u53ef\u5207\u63db 1:1\uff0f10:1 \u7684\u88ab\u52d5\u5f0f\u63a2\u68d2\u3002\u642d\u914d 1 M\u03a9 \u793a\u6ce2\u5668\u8f38\u5165\u4e26\u5207\u63db\u81f3 10:1 \u6a94\u4f4d\u6642\uff0c\u63a2\u68d2\u8f38\u5165\u963b\u6297\u7d04\u70ba 10 M\u03a9\uff1b\u76f8\u8f03\u65bc\u76f4\u63a5\u4f7f\u7528\u7d04 1 M\u03a9 \u7684\u6a19\u6e96\u8f38\u5165\uff0c\u53ef\u9032\u4e00\u6b65\u964d\u4f4e\u5c0d\u9ad8\u963b\u6297\u96fb\u8def\u7684\u5f71\u97ff\u3002<\/p>\n<p>\u4f7f\u7528 10:1 \u6a94\u4f4d\u6703\u5c07\u8a0a\u865f\u8870\u6e1b\uff0c\u56e0\u6b64\u5fc5\u9808\u5728 PicoScope \u8edf\u9ad4\u4e2d\u9078\u64c7\u6b63\u78ba\u7684\u63a2\u68d2\u8207\u8870\u6e1b\u8a2d\u5b9a\uff0c\u4e26\u78ba\u8a8d\u88dc\u511f\u3001\u91cf\u7a0b\u3001\u8f38\u5165\u4e0a\u9650\u8207\u63a5\u5730\u65b9\u5f0f\u3002\u8a73\u7d30\u898f\u683c\u8207\u64cd\u4f5c\u65b9\u5f0f\u61c9\u4ee5 <a href=\"https:\/\/www.picoauto.com\/download\/documents\/manuals\/TA375-TA386-Users-Guide.pdf\" target=\"_blank\" rel=\"noopener noreferrer\">Pico TA375\uff0fTA386 \u5b98\u65b9\u4f7f\u7528\u6307\u5357<\/a>\u70ba\u6e96\u3002<\/p>\n<h3>\u4ec0\u9ebc\u60c5\u6cc1\u61c9\u8003\u616e\u4f7f\u7528\u9ad8\u963b\u6297\u63a2\u68d2\uff1f<\/h3>\n<p>\u7576\u91cf\u6e2c\u5de5\u5177\u53ef\u80fd\u6539\u8b8a\u539f\u59cb\u8a0a\u865f\uff0c\u6216\u9700\u8981\u89c0\u5bdf\u9ad8\u901f\u3001\u654f\u611f\u8a0a\u865f\u7d30\u7bc0\u6642\uff0c\u53ef\u8a55\u4f30\u4f7f\u7528\u9ad8\u963b\u6297\u63a2\u68d2\u3002\u5e38\u898b\u60c5\u6cc1\u5305\u62ec\uff1a<\/p>\n<ul class=\"hh-check-list\">\n<li>\u91cf\u6e2c\u9ad8\u963b\u6297\u611f\u77e5\u5668\u6216 PCM \u8f38\u5165\u96fb\u8def\u3002<\/li>\n<li>\u63a5\u4e0a\u793a\u6ce2\u5668\u5f8c\uff0c\u96fb\u58d3\u8b80\u503c\u6216\u8a2d\u5099\u904b\u4f5c\u72c0\u614b\u660e\u986f\u6539\u8b8a\u3002<\/li>\n<li>\u55ae\u901a\u9053\u8207\u591a\u901a\u9053\u91cf\u6e2c\u7d50\u679c\u51fa\u73fe\u660e\u986f\u5dee\u7570\u3002<\/li>\n<li>\u9700\u8981\u964d\u4f4e\u63a2\u68d2\u5c0d\u9ad8\u901f\u6216\u654f\u611f\u8a0a\u865f\u7684\u8ca0\u8f09\u3002<\/li>\n<li>\u91cf\u6e2c CAN \u7b49\u901a\u8a0a\u8a0a\u865f\uff0c\u4e26\u9032\u4e00\u6b65\u89c0\u5bdf\u632f\u9234\u8207\u6ce2\u5f62\u7d30\u7bc0\u3002<\/li>\n<\/ul>\n<\/section>\n<section id=\"can-waveform\">\n<h2>\u6a19\u6e96\u6e2c\u8a66\u7dda\u8207 TA375 \u91cf\u6e2c CAN \u6ce2\u5f62\u6709\u4f55\u5dee\u7570\uff1f<\/h2>\n<p>\u5728\u672c\u6b21 CAN \u6ce2\u5f62\u6bd4\u8f03\u4e2d\uff0cTA375 \u9ad8\u963b\u6297\u63a2\u68d2\u6240\u5448\u73fe\u7684\u632f\u9234\u8f03\u5f31\uff1b\u6a19\u6e96\u6e2c\u8a66\u7dda\u91cf\u6e2c\u7684\u6ce2\u5f62\u4ecd\u53ef\u6e05\u695a\u8fa8\u8b58\uff0c\u4e26\u53ef\u6b63\u5e38\u9032\u884c\u89e3\u78bc\u3002\u9019\u9805\u6bd4\u8f03\u986f\u793a\u63a2\u68d2\u8207\u63a5\u7dda\u65b9\u5f0f\u6703\u5f71\u97ff\u6240\u89c0\u5bdf\u5230\u7684\u6ce2\u5f62\u7d30\u7bc0\u3002<\/p>\n<p>\u8f38\u5165\u963b\u6297\u3001\u983b\u5bec\u8207\u793a\u6ce2\u5668\u5782\u76f4\u89e3\u6790\u5ea6\u662f\u4e0d\u540c\u6982\u5ff5\u3002\u9ad8\u963b\u6297\u63a2\u68d2\u7684\u4e3b\u8981\u4f5c\u7528\u662f\u964d\u4f4e\u8ca0\u8f09\u6548\u61c9\uff1b\u983b\u5bec\u5247\u9808\u4f9d\u63a2\u68d2\u578b\u865f\u3001\u6a94\u4f4d\u8207\u793a\u6ce2\u5668\u898f\u683c\u5224\u65b7\uff0c\u4e0d\u80fd\u76f4\u63a5\u89e3\u8b80\u70ba\u793a\u6ce2\u5668\u89e3\u6790\u5ea6\u63d0\u9ad8\u3002<\/p>\n<div class=\"hh-image-grid\">\n<figure class=\"hh-figure\"><img decoding=\"async\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/10\/\u7206\u9707\u96fb\u58d34-1024x545.png\" alt=\"\u4f7f\u7528\u6a19\u6e96\u6e2c\u8a66\u7dda\u91cf\u6e2c\u7684CAN\u532f\u6d41\u6392\u6ce2\u5f62\" \/>\n<figcaption>\u6a19\u6e96\u6e2c\u8a66\u7dda\u91cf\u6e2c\u7684 CAN \u6ce2\u5f62<\/figcaption>\n<\/figure>\n<figure class=\"hh-figure\"><img decoding=\"async\" src=\"https:\/\/hongtronics.com\/wp-content\/uploads\/2022\/10\/\u7206\u9707\u96fb\u58d35-1024x545.png\" alt=\"\u4f7f\u7528TA375\u9ad8\u963b\u6297\u63a2\u68d2\u91cf\u6e2c\u7684CAN\u532f\u6d41\u6392\u6ce2\u5f62\" \/>\n<figcaption>TA375 \u9ad8\u963b\u6297\u63a2\u68d2\u91cf\u6e2c\u7684 CAN \u6ce2\u5f62<\/figcaption>\n<\/figure>\n<\/div>\n<aside class=\"hh-note\"><strong>\u5224\u8b80\u9650\u5236\uff1a<\/strong>\u5be6\u52d9\u4e0a\u4ecd\u9808\u914d\u5408\u7d42\u7aef\u96fb\u963b\u3001\u63a5\u7dda\u4f4d\u7f6e\u3001\u53d6\u6a23\u8a2d\u5b9a\u8207\u539f\u5ee0\u898f\u7bc4\u5224\u8b80\u3002<\/aside>\n<\/section>\n<section id=\"measurement-checklist\">\n<h2>\u7206\u9707\u611f\u77e5\u5668\u96fb\u58d3\u91cf\u6e2c\u6709\u54ea\u4e9b\u6ce8\u610f\u4e8b\u9805\uff1f<\/h2>\n<p>\u91cf\u6e2c\u7206\u9707\u611f\u77e5\u5668\u6642\uff0c\u61c9\u5148\u78ba\u8a8d\u96fb\u8def\u67b6\u69cb\u8207\u63a2\u68d2\u8a2d\u5b9a\uff0c\u518d\u6bd4\u8f03\u4e0d\u540c\u901a\u9053\u914d\u7f6e\u4e0b\u7684\u6ce2\u5f62\u3002\u4ee5\u4e0b\u4e03\u9805\u6aa2\u67e5\u53ef\u964d\u4f4e\u91cf\u6e2c\u5de5\u5177\u672c\u8eab\u9020\u6210\u8aa4\u5224\u7684\u98a8\u96aa\uff1a<\/p>\n<ol class=\"hh-step-list\">\n<li><strong>\u78ba\u8a8d\u611f\u77e5\u5668\u985e\u578b\uff1a<\/strong>\u5148\u78ba\u8a8d\u7206\u9707\u611f\u77e5\u5668\u70ba\u55ae\u7dda\u3001\u96d9\u7dda\u3001\u5dee\u52d5\u5f0f\uff0c\u6216\u662f\u5426\u5177\u6709 PCM \u504f\u58d3\u96fb\u8def\u3002<\/li>\n<li><strong>\u67e5\u95b1\u539f\u5ee0\u96fb\u8def\u5716\uff1a<\/strong>\u78ba\u8a8d PCM \u7aef\u5b50\u3001\u8a0a\u865f\u7dda\u3001\u53c3\u8003\u5730\u8207\u5efa\u8b70\u91cf\u6e2c\u4f4d\u7f6e\u3002<\/li>\n<li><strong>\u8a18\u9304\u63a2\u68d2\u8a2d\u5b9a\uff1a<\/strong>\u78ba\u8a8d\u63a2\u68d2\u578b\u865f\u3001\u8870\u6e1b\u6bd4\u3001\u8f38\u5165\u963b\u6297\u3001\u91cf\u7a0b\u8207\u88dc\u511f\u72c0\u614b\u3002<\/li>\n<li><strong>\u7d71\u4e00\u6e2c\u8a66\u689d\u4ef6\uff1a<\/strong>\u55ae\u901a\u9053\u8207\u96d9\u901a\u9053\u6e2c\u8a66\u61c9\u4f7f\u7528\u76f8\u540c\u6642\u57fa\u3001\u91cf\u7a0b\u3001\u53d6\u6a23\u8a2d\u5b9a\u8207\u63a5\u5730\u65b9\u5f0f\u3002<\/li>\n<li><strong>\u89c0\u5bdf\u63a5\u5165\u5f8c\u8b8a\u5316\uff1a<\/strong>\u78ba\u8a8d\u63a5\u4e0a\u63a2\u68d2\u5f8c\u662f\u5426\u51fa\u73fe\u6545\u969c\u78bc\u3001\u6020\u901f\u8b8a\u5316\u6216\u8a0a\u865f\u504f\u79fb\u3002<\/li>\n<li><strong>\u540c\u6642\u5224\u8b80\u52d5\u614b\u6ce2\u5f62\uff1a<\/strong>\u9664\u4e86\u76f4\u6d41\u504f\u58d3\uff0c\u4e5f\u8981\u89c0\u5bdf\u6572\u64ca\u6216\u904b\u8f49\u72c0\u614b\u4e0b\u7684\u4ea4\u6d41\u6ce2\u5f62\u3002<\/li>\n<li><strong>\u4ea4\u53c9\u9a57\u8b49\u8a3a\u65b7\u7d50\u679c\uff1a<\/strong>\u914d\u5408\u6545\u969c\u78bc\u3001\u7dda\u8def\u6aa2\u67e5\u3001\u5143\u4ef6\u6e2c\u8a66\u8207\u539f\u5ee0\u8cc7\u6599\uff0c\u4e0d\u4ee5\u55ae\u4e00\u96fb\u58d3\u503c\u76f4\u63a5\u5224\u5b9a\u6545\u969c\u3002<\/li>\n<\/ol>\n<\/section>\n<section id=\"pico-diagnostics\">\n<h2>\u4f7f\u7528 Pico \u6c7d\u8eca\u793a\u6ce2\u5668\u9032\u884c\u6c7d\u8eca\u8a0a\u865f\u8a3a\u65b7<\/h2>\n<p>Pico \u6c7d\u8eca\u793a\u6ce2\u5668\u53ef\u5c07\u611f\u77e5\u5668\u3001\u81f4\u52d5\u5668\u8207\u8eca\u8f09\u901a\u8a0a\u8a0a\u865f\u8f49\u63db\u70ba\u53ef\u89c0\u5bdf\u7684\u6ce2\u5f62\uff0c\u5354\u52a9\u6280\u5e2b\u6bd4\u8f03\u8a0a\u865f\u96fb\u58d3\u3001\u6642\u9593\u95dc\u4fc2\u8207\u7570\u5e38\u8b8a\u5316\u3002\u9762\u5c0d\u9593\u6b47\u6027\u6545\u969c\u6216\u55ae\u9760\u6545\u969c\u78bc\u7121\u6cd5\u5b9a\u4f4d\u7684\u554f\u984c\u6642\uff0c\u6ce2\u5f62\u8cc7\u6599\u53ef\u4f5c\u70ba\u9032\u4e00\u6b65\u8a3a\u65b7\u7684\u4f9d\u64da\u3002<\/p>\n<p>\u9078\u64c7\u793a\u6ce2\u5668\u3001\u6e2c\u8a66\u7dda\u8207\u63a2\u68d2\u6642\uff0c\u4e0d\u53ea\u8981\u770b\u901a\u9053\u6578\uff0c\u4e5f\u61c9\u8003\u91cf\u88ab\u6e2c\u8a0a\u865f\u3001\u8f38\u5165\u963b\u6297\u3001\u983b\u5bec\u3001\u91cf\u6e2c\u5b89\u5168\u8207\u8edf\u9ad4\u8a2d\u5b9a\u3002\u53ef\u524d\u5f80<a href=\"https:\/\/hongtronics.com\/en\/pico-auto\/\" target=\"_blank\" rel=\"noopener noreferrer\">Pico \u6c7d\u8eca\u793a\u6ce2\u5668\u8207\u8a3a\u65b7\u65b9\u6848<\/a>\u4e86\u89e3\u9069\u7528\u5de5\u5177\u8207\u914d\u4ef6\u3002<\/p>\n<div class=\"hh-cta\">\n<div>\n<p class=\"hh-cta-title\">\u9700\u8981\u78ba\u8a8d PicoScope \u6216\u91cf\u6e2c\u914d\u4ef6\u5982\u4f55\u9078\u64c7\uff1f<\/p>\n<p>\u82e5\u4f60\u6b63\u5728\u9032\u884c\u7206\u9707\u611f\u77e5\u5668\u3001CAN \u901a\u8a0a\u6216\u5176\u4ed6\u6c7d\u8eca\u96fb\u5b50\u8a0a\u865f\u8a3a\u65b7\uff0c\u53ef\u7531\u5b8f\u8679\u5354\u52a9\u8a55\u4f30\u793a\u6ce2\u5668\u3001\u63a2\u68d2\u8207\u6e2c\u8a66\u914d\u4ef6\u914d\u7f6e\u3002<\/p>\n<\/div>\n<a class=\"hh-cta-button\" href=\"https:\/\/hongtronics.com\/en\/pico-auto\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u4e86\u89e3 PicoScope \u6c7d\u8eca\u8a3a\u65b7\u5de5\u5177<\/a><\/div>\n<\/section>\n<section id=\"faq\" class=\"hh-faq\">\n<h2>\u7206\u9707\u611f\u77e5\u5668\u96fb\u58d3\u91cf\u6e2c\u5e38\u898b\u554f\u984c<\/h2>\n<details>\n<summary>\u7206\u9707\u611f\u77e5\u5668\u6709\u56fa\u5b9a\u7684\u6a19\u6e96\u96fb\u58d3\u55ce\uff1f<\/summary>\n<div>\n<p>\u6c92\u6709\u9069\u7528\u6240\u6709\u8eca\u6b3e\u7684\u55ae\u4e00\u6a19\u6e96\u503c\u3002\u7206\u9707\u611f\u77e5\u5668\u96fb\u58d3\u5fc5\u9808\u4f9d\u611f\u77e5\u5668\u985e\u578b\u3001PCM 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\u8f38\u5165\u963b\u6297\u4e00\u5b9a\u6703\u9020\u6210\u660e\u986f\u8aa4\u5dee\u55ce\uff1f<\/summary>\n<div>\n<p>\u4e0d\u4e00\u5b9a\u3002\u8aa4\u5dee\u5927\u5c0f\u53d6\u6c7a\u65bc\u88ab\u6e2c\u96fb\u8def\u963b\u6297\u3001\u8a0a\u865f\u983b\u7387\u3001\u63a2\u68d2\u96fb\u5bb9\u3001\u63a5\u5730\u65b9\u5f0f\u8207\u91cf\u6e2c\u914d\u7f6e\uff1b\u5c0d\u4f4e\u963b\u6297\u96fb\u8def\u7684\u5f71\u97ff\u53ef\u80fd\u5f88\u5c0f\uff0c\u5c0d\u9ad8\u963b\u6297\u6216\u654f\u611f\u96fb\u8def\u5247\u53ef\u80fd\u8f03\u660e\u986f\u3002<\/p>\n<\/div>\n<\/details><details>\n<summary>\u4f7f\u7528 10:1 \u9ad8\u963b\u6297\u63a2\u68d2\u8981\u6ce8\u610f\u4ec0\u9ebc\uff1f<\/summary>\n<div>\n<p>\u61c9\u78ba\u8a8d\u63a2\u68d2\u88dc\u511f\u3001\u8870\u6e1b\u8a2d\u5b9a\u3001\u91cf\u7a0b\u3001\u8f38\u5165\u4e0a\u9650\u8207\u63a5\u5730\u65b9\u5f0f\u6b63\u78ba\u3002\u7531\u65bc 10:1 \u63a2\u68d2\u6703\u8870\u6e1b\u8f38\u5165\u8a0a\u865f\uff0c\u4e5f\u5fc5\u9808\u5728 PicoScope 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