{"id":1399,"date":"2024-06-03T08:45:17","date_gmt":"2024-06-03T00:45:17","guid":{"rendered":"https:\/\/xujiwei.com\/blog\/?p=1399"},"modified":"2024-06-06T13:47:47","modified_gmt":"2024-06-06T05:47:47","slug":"diy-usb-pd-decoy","status":"publish","type":"post","link":"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/","title":{"rendered":"\u4e0d\u8981\u653e\u8fc7\u95f2\u7f6e\u5feb\u5145\u5934\uff0cDIY\u4e00\u4e2a\u5e26\u5c4f\u5e55\u663e\u793a\u529f\u7387\u7684USB-PD\u7535\u6e90\u8bf1\u9a97\u5668"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_65 ez-toc-wrap-right counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<p class=\"ez-toc-title\">\u6587\u7ae0\u76ee\u5f55<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-69dec45ff318f\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-69dec45ff318f\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/#%E6%88%90%E5%93%81%E7%85%A7%E7%89%87\" title=\"\u6210\u54c1\u7167\u7247\">\u6210\u54c1\u7167\u7247<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/#%E4%B8%BB%E7%95%8C%E9%9D%A2\" title=\"\u4e3b\u754c\u9762\">\u4e3b\u754c\u9762<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/#PCB\" title=\"PCB\">PCB<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/#%E5%8A%9F%E8%83%BD%E8%AE%BE%E8%AE%A1%E5%92%8C%E5%85%83%E4%BB%B6%E9%80%89%E5%9E%8B\" title=\"\u529f\u80fd\u8bbe\u8ba1\u548c\u5143\u4ef6\u9009\u578b\">\u529f\u80fd\u8bbe\u8ba1\u548c\u5143\u4ef6\u9009\u578b<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/#CH224K_%E4%BB%8B%E7%BB%8D\" title=\"CH224K \u4ecb\u7ecd\">CH224K \u4ecb\u7ecd<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/#USB_PD_%E8%AF%B1%E9%AA%97%E5%99%A8%E9%9C%80%E6%B1%82\" title=\"USB PD \u8bf1\u9a97\u5668\u9700\u6c42\">USB PD \u8bf1\u9a97\u5668\u9700\u6c42<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/#CH32V003_%E4%BB%8B%E7%BB%8D\" title=\"CH32V003 \u4ecb\u7ecd\">CH32V003 \u4ecb\u7ecd<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/#%E5%8E%9F%E7%90%86%E5%9B%BE%E8%AE%BE%E8%AE%A1\" title=\"\u539f\u7406\u56fe\u8bbe\u8ba1\">\u539f\u7406\u56fe\u8bbe\u8ba1<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/#MCU\" title=\"MCU\">MCU<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/#USB_Type-C_%E8%BE%93%E5%85%A5%E5%8F%8A%E8%AF%B1%E9%AA%97%E8%BE%93%E5%87%BA\" title=\"USB Type-C \u8f93\u5165\u53ca\u8bf1\u9a97\u8f93\u51fa\">USB Type-C \u8f93\u5165\u53ca\u8bf1\u9a97\u8f93\u51fa<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/#LDO_%E4%BE%9B%E7%94%B5\" title=\"LDO \u4f9b\u7535\">LDO \u4f9b\u7535<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/#INA219_%E7%94%B5%E5%8E%8B%E7%94%B5%E6%B5%81%E6%B5%8B%E9%87%8F\" title=\"INA219 \u7535\u538b\u7535\u6d41\u6d4b\u91cf\">INA219 \u7535\u538b\u7535\u6d41\u6d4b\u91cf<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/#%E5%B1%8F%E5%B9%95%E5%8F%8A%E6%8C%89%E9%94%AE\" title=\"\u5c4f\u5e55\u53ca\u6309\u952e\">\u5c4f\u5e55\u53ca\u6309\u952e<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/#%E4%B8%8B%E8%BD%BD%E5%8F%8A%E8%B0%83%E8%AF%95\" title=\"\u4e0b\u8f7d\u53ca\u8c03\u8bd5\">\u4e0b\u8f7d\u53ca\u8c03\u8bd5<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/#%E5%A4%96%E5%A3%B3%E5%8F%8A%E9%9D%A2%E6%9D%BF\" title=\"\u5916\u58f3\u53ca\u9762\u677f\">\u5916\u58f3\u53ca\u9762\u677f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/#%E7%A8%8B%E5%BA%8F%E5%8A%9F%E8%83%BD\" title=\"\u7a0b\u5e8f\u529f\u80fd\">\u7a0b\u5e8f\u529f\u80fd<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/#%E9%A1%B9%E7%9B%AE%E5%BC%80%E6%BA%90%E5%9C%B0%E5%9D%80\" title=\"\u9879\u76ee\u5f00\u6e90\u5730\u5740\">\u9879\u76ee\u5f00\u6e90\u5730\u5740<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/#%E5%90%8E%E8%AE%B0\" title=\"\u540e\u8bb0\">\u540e\u8bb0<\/a><\/li><\/ul><\/nav><\/div>\n<p>\u4e4b\u524d\u641e\u5b8c\u4e86\u57fa\u4e8e CH32V003 \u7684 USB \u7535\u6d41\u8868\uff0c\u5e76\u628a\u6574\u4e2a\u5f00\u53d1\u8fc7\u7a0b\u603b\u7ed3\u6210\u4e00\u4e2a\u6559\u7a0b<a href=\"https:\/\/xujiwei.com\/blog\/2024\/05\/diy-usb-meter-toturial\/\">\u300a\u5168\u5f00\u6e90\uff01\u4f7f\u7528 7 \u6bdb\u94b1\u7684\u5355\u7247\u673a DIY USB \u7535\u6d41\u8868\u6559\u7a0b\uff0c\u5165\u5751\u786c\u4ef6\u8bbe\u8ba1\u3001\u56fa\u4ef6\u5f00\u53d1\u3001\u5916\u89c2\u5efa\u6a21\u300b<\/a>\u3002<\/p>\n<p>\u5728\u6b64\u4e4b\u524d\uff0c\u5176\u5b9e\u5df2\u7ecf\u4e86\u89e3\u5230\u4e86 CH224K \u8fd9\u4e2a\u82af\u7247\uff0c\u540c\u6837\u4e5f\u662f\u6c81\u6052\u51fa\u7684\uff0c\u53ef\u4ee5\u5f88\u7b80\u5355\u5730\u901a\u8fc7\u5355\u7535\u963b\u6216\u8005\u4e09\u4e2a IO \u7684\u65b9\u5f0f\u6765\u63a7\u5236\u8bbe\u5907\u7aef\u4e0e USB PD \u5145\u7535\u5668\u901a\u4fe1\uff0c\u5e76\u4e14\u534f\u5546\u5230\u6307\u5b9a\u7684\u5145\u7535\u7535\u538b\uff0c\u5728\u67d0\u4e9b\u9700\u8981\u7279\u5b9a\u7535\u538b\u7684\u573a\u5408\u5c31\u6bd4\u8f83\u6709\u7528\u3002<\/p>\n<p>\u65e2\u7136\u5df2\u7ecf\u5b8c\u6210\u4e86 USB \u7535\u6d41\u8868\uff0c\u5e76\u4e14\u7535\u6d41\u8868\u4e5f\u81ea\u5e26\u4e86\u7528\u6237\u6309\u952e\uff0c\u90a3\u5c31\u662f\u518d\u591a\u52a0\u4e00\u4e2a\u529f\u80fd\u9875\u9762\u7684\u4e8b\uff0c\u987a\u4fbf\u628a PD \u8bf1\u9a97\u4e5f\u96c6\u6210\u6389\u5427\uff5e<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E6%88%90%E5%93%81%E7%85%A7%E7%89%87\"><\/span>\u6210\u54c1\u7167\u7247<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"%E4%B8%BB%E7%95%8C%E9%9D%A2\"><\/span>\u4e3b\u754c\u9762<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2024\/05\/diy-pd-decoy-1.jpeg\" alt=\"img\" style=\"zoom:50%;\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"PCB\"><\/span>PCB<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2024\/05\/diy-pd-decoy-2.jpeg\" alt=\"img\" style=\"zoom:50%;\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%8A%9F%E8%83%BD%E8%AE%BE%E8%AE%A1%E5%92%8C%E5%85%83%E4%BB%B6%E9%80%89%E5%9E%8B\"><\/span>\u529f\u80fd\u8bbe\u8ba1\u548c\u5143\u4ef6\u9009\u578b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"CH224K_%E4%BB%8B%E7%BB%8D\"><\/span>CH224K \u4ecb\u7ecd<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>CH224 \u5355\u82af\u7247\u96c6\u6210 USB PD \u7b49\u591a\u79cd\u5feb\u5145\u534f\u8bae\uff0c\u652f\u6301 PD3.0\/2.0\uff0cBC1.2 \u7b49\u5347\u538b\u5feb\u5145\u534f\u8bae\uff0c\u81ea\u52a8\u68c0\u6d4b VCONN \u53ca\u6a21\u62df E-Mark \u82af\u7247\uff0c\u6700\u9ad8\u652f\u6301 100W \u529f\u7387\uff0c\u5185\u7f6e PD \u901a\u8baf\u6a21\u5757\uff0c\u96c6\u6210\u5ea6\u9ad8\uff0c\u5916\u56f4\u7cbe\u7b80\u3002\u96c6\u6210\u8f93\u51fa\u7535 \u538b\u68c0\u6d4b\u529f\u80fd\uff0c\u5e76\u4e14\u63d0\u4f9b\u8fc7\u6e29\u3001\u8fc7\u538b\u4fdd\u62a4\u7b49\u529f\u80fd\u3002\u53ef\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u7c7b\u7535\u5b50\u8bbe\u5907\u62d3\u5c55\u9ad8\u529f\u7387\u8f93\u5165\u5982\u65e0\u7ebf\u5145\u7535 \u5668\u3001\u7535\u52a8\u7259\u5237\u3001\u5145\u7535\u5243\u987b\u5200\u3001\u9502\u7535\u6c60\u7535\u52a8\u5de5\u5177\u7b49\u5404\u7c7b\u5e94\u7528\u573a\u5408\u3002<\/p>\n<p>\u4e3b\u8981\u529f\u80fd\uff1a<\/p>\n<ul>\n<li>\u652f\u63014V\u81f322V\u8f93\u5165\u7535\u538b<\/li>\n<li>\u652f\u6301PD3.0\/2.0\uff0cBC1.2\u7b49\u5feb\u5145\u534f\u8bae<\/li>\n<li>\u652f\u6301 USB Type-C PD\uff0c\u652f\u6301\u6b63\u53cd\u63d2\u68c0\u6d4b\u4e0e\u81ea\u52a8\u5207\u6362<\/li>\n<li>\u652f\u6301E-Mark\u6a21\u62df\uff0c\u81ea\u52a8\u68c0\u6d4bVCONN\uff0c\u652f\u6301100W\u529f\u7387\u7684PD\u8bf7\u6c42 \uf06c \u8bf7\u6c42\u7535\u538b\u53ef\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u52a8\u6001\u8c03\u6574<\/li>\n<li>\u5355\u82af\u7247\u96c6\u6210\u5ea6\u9ad8\uff0c\u5916\u56f4\u7cbe\u7b80\uff0c\u6210\u672c\u4f4e<\/li>\n<li>\u5185\u7f6e\u8fc7\u538b\u4fdd\u62a4\u6a21\u5757OVA\u3001\u8d85\u6e29\u4fdd\u62a4\u6a21\u5757OTA<\/li>\n<\/ul>\n<p>CH224 \u6709\u591a\u79cd\u5c01\u88c5\uff0c\u5f53\u524d\u9879\u76ee\u4f7f\u7528\u7684\u662f CH224K\uff0c\u91c7\u7528 ESSOP-10 \u5c01\u88c5\uff0c\u4fbf\u4e8e\u710a\u63a5\uff0c\u5e76\u4e14\u652f\u6301\u901a\u8fc7 3 \u4e2a IO \u6765\u63a7\u5236\u8bf1\u9a97\u7535\u538b\uff0c\u65b9\u4fbf\u901a\u8fc7\u5355\u7247\u673a\u63a7\u5236\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"USB_PD_%E8%AF%B1%E9%AA%97%E5%99%A8%E9%9C%80%E6%B1%82\"><\/span>USB PD \u8bf1\u9a97\u5668\u9700\u6c42<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u76f8\u6bd4\u4e4b\u524d\u7684 USB \u7535\u6d41\u8868\uff0cUSB PD \u8bf1\u9a97\u5668\u4f1a\u989d\u5916\u591a\u4e86\u4ee5\u4e0b\u51e0\u4e2a\u529f\u80fd\u9700\u6c42\uff1a<\/p>\n<ul>\n<li>USB Type-C \u8f93\u5165<\/li>\n<li>DC 2.5mm \u4ee5\u53ca MX126 \u7aef\u5b50\u8f93\u51fa<\/li>\n<li>USB PD \u534f\u8bae\u8bf1\u9a97\uff0c\u652f\u6301\u591a\u6863\u7535\u538b\uff0c\u652f\u6301\u6700\u9ad8 20V 5A<\/li>\n<\/ul>\n<p>\u53e6\u5916 USB \u7535\u6d41\u8868\u7684\u8f93\u51fa\u8f93\u51fa\u5747\u4e3a USB Type-C\uff0c\u4f46\u662f\u5bf9\u4e8e USB PD \u8bf1\u9a97\u5668\u6765\u8bf4\uff0c\u8f93\u51fa\u76f4\u63a5\u7528 USB Type-C \u5c31\u4e0d\u592a\u5408\u9002\u4e86\uff0c\u8fd9\u91cc\u91c7\u7528\u4e86 DC 5.5\/2.5 \u4ee5\u53ca MX126 \u7aef\u5b50\u8f93\u51fa\uff0c\u65b9\u4fbf\u7ed9\u5176\u4ed6\u9700\u8981\u9ad8\u7535\u538b\u7684\u8bbe\u5907\u4f9b\u7535\u3002<\/p>\n<p>\u539f\u5148 USB \u7535\u6d41\u8868\u7684\u9700\u6c42\u4ecd\u7136\u4fdd\u6301\uff1a<\/p>\n<ul>\n<li>\u652f\u6301 5\uff5e20V \u7535\u538b\u68c0\u6d4b<\/li>\n<li>\u652f\u6301 0\uff5e5A \u7535\u6d41\u68c0\u6d4b<\/li>\n<li>\u652f\u6301\u529f\u7387\u8ba1\u7b97\u3001\u5bb9\u91cf\u7edf\u8ba1<\/li>\n<li>\u652f\u6301\u529f\u7387\u5386\u53f2\u56fe\u8868\u663e\u793a<\/li>\n<li>\u652f\u6301\u7edf\u8ba1\u6570\u636e\u8bb0\u5f55\u4e0e\u6e05\u9664<\/li>\n<li>\u6309\u952e\u5207\u6362\u7535\u538b\u7535\u6d41\u6570\u636e\u4e0e\u529f\u7387\u5386\u53f2\u56fe\u8868<\/li>\n<li>\u4f7f\u7528 INA219 \u91c7\u96c6\u7535\u538b\u3001\u7535\u6d41\u76f8\u5173\u6570\u636e<\/li>\n<li>\u4f7f\u7528 12864 OLED \u663e\u793a\u76f8\u5173\u6570\u636e<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"CH32V003_%E4%BB%8B%E7%BB%8D\"><\/span>CH32V003 \u4ecb\u7ecd<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5355\u7247\u673a\u4ecd\u7136\u4f7f\u7528\u7684\u662f WCH CH32V003\uff0c\u5c31\u4e0d\u8fc7\u591a\u4ecb\u7ecd\u4e86\u3002<\/p>\n<p>CH32V003\u7cfb\u5217\u662f\u57fa\u4e8e\u9752\u7a1eRISC-V2A\u5185\u6838\u8bbe\u8ba1\u7684\u5de5\u4e1a\u7ea7\u901a\u7528\u5fae\u63a7\u5236\u5668\uff0c\u652f\u630148MHz\u7cfb\u7edf\u4e3b\u9891\uff0c\u5177\u6709\u5bbd\u538b\u3001\u5355\u7ebf\u8c03\u8bd5\u3001\u4f4e\u529f\u8017\u3001\u8d85\u5c0f\u5c01\u88c5\u7b49\u7279\u70b9\u3002CH32V003\u7cfb\u5217\u5185\u7f6e1\u7ec4DMA\u63a7\u5236\u5668\u30011\u7ec410\u4f4d\u6a21\u6570\u8f6c\u6362ADC\u30011\u7ec4\u8fd0\u653e\u6bd4\u8f83\u5668\u3001\u591a\u7ec4\u5b9a\u65f6\u5668\u4ee5\u53ca\u6807\u51c6\u901a\u8baf\u63a5\u53e3USART\u3001IIC\u3001SPI\u7b49\u3002<\/p>\n<p>\u5b98\u7f51\uff1a<a href=\"https:\/\/www.wch.cn\/products\/CH32V003.html\">https:\/\/www.wch.cn\/products\/CH32V003.html<\/a><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%8E%9F%E7%90%86%E5%9B%BE%E8%AE%BE%E8%AE%A1\"><\/span>\u539f\u7406\u56fe\u8bbe\u8ba1<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u76f8\u6bd4 USB \u7535\u6d41\u8868\uff0c\u6574\u4f53\u539f\u7406\u56fe\u90e8\u5206\u53d8\u5316\u4e0d\u5927\uff0c\u4e3b\u8981\u662f\u5956\u4f9b\u7535\u4ece DC-DC \u6539\u4e3a LDO\uff0c\u8f93\u51fa\u4ece USB Type-C \u6539\u4e3a DC \u63d2\u5ea7\u548c MX126 \u7aef\u5b50\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"MCU\"><\/span>MCU<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2024\/05\/diy-pd-decoy-5.png\" alt=\"img\" \/><\/p>\n<p>\u8fd9\u91cc\u9700\u8981\u6ce8\u610f CH32V003 \u7684 I2C \u672a\u81ea\u5e26\u4e0a\u62c9\uff0c\u9700\u8981\u52a0\u4e0a\u4e0a\u62c9\u7535\u963b\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"USB_Type-C_%E8%BE%93%E5%85%A5%E5%8F%8A%E8%AF%B1%E9%AA%97%E8%BE%93%E5%87%BA\"><\/span>USB Type-C \u8f93\u5165\u53ca\u8bf1\u9a97\u8f93\u51fa<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>USB Type-C \u8f93\u5165<\/strong> <\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2024\/05\/diy-pd-decoy-6.png\" alt=\"img\" style=\"zoom:50%;\" \/><\/p>\n<p><strong>DC \u63d2\u5ea7\u548c\u63a5\u7ebf\u7aef\u5b50\u8f93\u51fa<\/strong><\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2024\/05\/diy-pd-decoy-7.png\" alt=\"img\" style=\"zoom:50%;\" \/><\/p>\n<p>\u8f93\u5165\u4f7f\u7528\u4e86 USB Type-C 16P \u63a5\u5934\uff0cPD \u8bf1\u9a97\u901a\u5e38\u4e0d\u662f\u4e3a\u4e86\u518d\u540c\u6837\u8f93\u51fa\u5230 USB Type-C \u63a5\u53e3\u8bbe\u5907\u4f7f\u7528\uff0c\u56e0\u6b64\u8fd9\u91cc\u7684\u8f93\u51fa\u4f7f\u7528 MX126 \u87ba\u9489\u5f0f\u63a5\u7ebf\u7aef\u5b50\u548c DC 2.5mm \u63a5\u53e3\uff0c\u8fd9\u6837\u9ad8\u7535\u538b\u7528\u7535\u8bbe\u5907\u53ef\u4ee5\u76f4\u63a5\u901a\u8fc7 DC \u63d2\u5934\u6216\u8005\u797c\u7ebf\u7684\u65b9\u5f0f\u63a5\u5165\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"LDO_%E4%BE%9B%E7%94%B5\"><\/span>LDO \u4f9b\u7535<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2024\/05\/diy-pd-decoy-8.png\" alt=\"img\" style=\"zoom:50%;\" \/><\/p>\n<p>\u56e0\u4e3a\u8bf1\u9a97\u5668\u672c\u8eab\u6ca1\u6709\u989d\u5916\u4f9b\u7535\uff0c\u56e0\u6b64\u9700\u8981\u4ece\u5f85\u6d4b\u91cf\u7535\u538b\u4e2d\u53d6\u7535\uff0c\u540c\u65f6\u56e0\u4e3a\u5f85\u6d4b\u91cf\u7535\u538b\u4f1a\u6bd4\u8f83\u9ad8\uff0cPD \u534f\u8bae\u4e2d\u6700\u9ad8\u53ef\u4ee5\u5230 20V\uff0c\u56e0\u6b64\u9700\u8981\u4f7f\u7528\u8010\u538b\u6bd4\u8f83\u9ad8\u7684\u53d6\u7535\u65b9\u6848\u3002<\/p>\n<p>\u76f8\u6bd4\u4e4b\u524d\u7684 USB \u7535\u6d41\u8868\uff0c\u8fd9\u91cc\u4f7f\u7528\u4e86 LDO \u6765\u4ece\u8f93\u5165\u7535\u538b\u4e2d\u964d\u538b\u5230 3.3V \u4f7f\u7528\uff0c\u56e0\u4e3a\u8f93\u5165\u7535\u538b\u6709\u53ef\u80fd\u4f1a\u9ad8\u8fbe 20V\uff0c\u56e0\u6b64\u8fd9\u91cc\u9009\u62e9\u4e86 HT7533S \u8fd9\u6b3e LDO \u6765\u4f5c\u4e3a\u964d\u538b\u65b9\u6848\uff0c\u672c\u9879\u76ee\u4e2d\u4f7f\u7528\u4e86 <a href=\"https:\/\/item.szlcsc.com\/323875.html\">https:\/\/item.szlcsc.com\/323875.html<\/a> \u8fd9\u6b3e\u3002<\/p>\n<p>\u6574\u4f53 MCU + OLED \u5c4f\u5e55 + INA219 \u7684\u8017\u7535\u5927\u6982\u5728 5mA \u5de6\u53f3\uff0c\u56e0\u6b64\u53ef\u4ee5\u4e0d\u7528\u62c5\u5fc3 LDO \u7684\u53d1\u70ed\uff0c\u5e76\u4e14\u76f8\u6bd4 DC-DC \u65b9\u6848\uff0c\u53ef\u4ee5\u8282\u7701\u66f4\u591a\u5143\u5668\u4ef6\u4ee5\u53ca PCB \u9762\u79ef\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"INA219_%E7%94%B5%E5%8E%8B%E7%94%B5%E6%B5%81%E6%B5%8B%E9%87%8F\"><\/span>INA219 \u7535\u538b\u7535\u6d41\u6d4b\u91cf<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u672c\u7535\u6d41\u8868\u4f7f\u7528\u7684\u7535\u538b\u7535\u6d41\u6d4b\u91cf\u5143\u4ef6\u4e3a\u5fb7\u5dde\u4eea\u5668 INA219\u3002\u9009\u62e9\u5b83\u4e3b\u8981\u662f\u56e0\u4e3a\u4e4b\u524d\u4f7f\u7528\u8fc7\uff0c\u6bd4\u8f83\u719f\u6089\uff0c\u800c\u4e14\u4e5f\u6709\u73b0\u6210\u7684\u5e93\u53ef\u4ee5\u4f7f\u7528\u3002<\/p>\n<p>INA219 \u662f\u4e00\u6b3e\u5177\u5907 I2C \u6216 SMBUS \u517c\u5bb9\u63a5\u53e3\u7684\u5206\u6d41\u5668\u548c\u529f\u7387\u76d1\u6d4b\u8ba1\u3002\u8be5\u5668\u4ef6\u76d1\u6d4b\u5206\u6d41\u5668\u7535\u538b\u964d\u548c\u603b\u7ebf\u7535\u6e90\u7535\u538b\uff0c\u8f6c\u6362\u6b21\u6570\u548c\u6ee4\u6ce2\u9009\u9879\u53ef\u901a\u8fc7\u7f16\u7a0b\u8bbe\u5b9a\u3002<\/p>\n<p>INA219 \u7684\u7535\u538b\u6700\u5927\u91cf\u7a0b\u4e3a 26V\uff0c\u5728 PD2.0 100W \u4e2d\uff0c\u6700\u5927 20V \u662f\u8db3\u591f\u4f7f\u7528\u7684\uff0c\u4f46\u662f\u5982\u679c\u78b0\u5230\u652f\u6301 PD3.1 140W\uff0c\u4f7f\u7528 28V \u4f9b\u7535\u65f6\uff0c\u5c31\u4f1a\u8d85\u91cf\u7a0b\u4e86\u3002\u4f46\u662f\u76ee\u524d\u770b\u652f\u6301 140W \u7684\u5145\u7535\u5668\u548c\u8bbe\u5907\u90fd\u6bd4\u8f83\u5c11\uff0c\u6682\u65f6\u4e0d\u7ea0\u7ed3\u8fd9\u4e2a\u95ee\u9898\u3002\u540e\u7eed\u53ef\u4ee5\u8003\u8651\u4f7f\u7528 INA226 \u6765\u4ee3\u66ff\uff0c\u5b83\u5177\u5907\u66f4\u9ad8\u7684\u91cf\u7a0b\u3002<\/p>\n<p>\u4e3a\u4e86\u80fd\u6d4b\u91cf\u6bd4\u8f83\u9ad8\u7684\u7535\u538b\uff0c\u5e76\u4e14\u907f\u514d\u8f83\u5927\u7684\u53d1\u70ed\uff0c\u8fd9\u91cc\u4f7f\u7528 10mR \u7684\u91c7\u6837\u7535\u963b\uff0c\u8fd9\u6837\u5373\u4f7f\u5728 100W 20V 5A \u65f6\uff0c\u529f\u8017\u4e5f\u53ea\u6709 0.25W\uff0c\u5b9e\u6d4b 100W \u957f\u65f6\u95f4\u8fd0\u884c\u4e5f\u4e0d\u53d1\u70eb\u3002<\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2024\/05\/diy-pd-decoy-9.png\" alt=\"img\" style=\"zoom: 33%;\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E5%B1%8F%E5%B9%95%E5%8F%8A%E6%8C%89%E9%94%AE\"><\/span>\u5c4f\u5e55\u53ca\u6309\u952e<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2024\/05\/diy-pd-decoy-10.png\" alt=\"img\" style=\"zoom:50%;\" \/><\/p>\n<p>\u672c\u7535\u6d41\u8868\u4f7f\u7528\u5e38\u89c1\u7684 0.96 \u5bf8 12864 OLED \u5c4f\u5e55\u4f5c\u4e3a\u663e\u793a\u8bbe\u5907\uff0c\u8be5\u5c4f\u5e55\u64cd\u4f5c\u6bd4\u8f83\u7b80\u5355\uff0c\u529f\u8017\u4e5f\u6bd4\u8f83\u5c11\uff0c\u6bd4\u8f83\u9002\u5408\u8fd9\u79cd\u573a\u666f\u3002\u53e6\u5916\u7531\u4e8e 0.96 OLED \u797c\u5c4f\u9700\u8981\u6bd4\u8f83\u590d\u6742\u7684\u914d\u5957\u7535\u8def\uff0c\u4e3a\u4e86\u7b80\u5316\u5236\u4f5c\uff0c\u8fd9\u91cc\u76f4\u63a5\u91c7\u7528\u6210\u54c1\u5c4f\u5e55\u6a21\u5757\uff0c\u901a\u8fc7\u6392\u9488\u710a\u63a5\u5728 PCB \u4e0a\u3002 <\/p>\n<p>2.54mm \u6392\u9488\u7684\u9ad8\u5ea6\uff0c\u521a\u597d\u53ef\u4ee5\u8ba9\u5c4f\u5e55\u4e0e PCB \u4fdd\u6301\u4e00\u5b9a\u7684\u8ddd\u79bb\u4e14\u4e0d\u4f1a\u538b\u5230 MCU \u7b49\u5176\u4ed6\u5143\u4ef6\u3002\u6ce8\u610f U8 \u548c H2 \u4e3a\u540c\u4e00\u4e2a\u63a5\u53e3\uff0c\u653e\u7f6e U8 \u4e3b\u8981\u662f\u4e3a\u4e86\u5b9a\u4f4d\u4f4d\u7f6e\uff0c\u65b9\u4fbf\u5bf9\u9f50\u3002<\/p>\n<p>\u6309\u952e\u4f7f\u7528\u666e\u901a\u4fa7\u6309\uff0c\u4f4e\u7535\u5e73\u89e6\u53d1\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E4%B8%8B%E8%BD%BD%E5%8F%8A%E8%B0%83%E8%AF%95\"><\/span>\u4e0b\u8f7d\u53ca\u8c03\u8bd5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2024\/05\/diy-pd-decoy-11.png\" alt=\"img\" style=\"zoom:50%;\" \/><\/p>\n<p>\u9700\u8981\u6ce8\u610f CH32V003 \u7cfb\u5217\u9700\u8981\u4f7f\u7528 WCH Link-E \u7f16\u7a0b\u5668\uff0c\u5b9e\u9645\u4f7f\u7528\u65f6\u53ea\u9700\u8981\u8fde\u63a5 V3.3\u3001GND\u3001SWDIO \u5373\u53ef\u70e7\u5f55\u7a0b\u5e8f\uff0c\u5982\u679c\u7535\u6d41\u8868 Type-C \u8f93\u5165\u6709\u4f9b\u7535\uff0c\u4e5f\u53ef\u4ee5\u53ea\u63a5 GND\u3001SWDIO \u70e7\u5f55\u7a0b\u5e8f\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%A4%96%E5%A3%B3%E5%8F%8A%E9%9D%A2%E6%9D%BF\"><\/span>\u5916\u58f3\u53ca\u9762\u677f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u53c2\u52a0\u5609\u7acb\u521b\u7684\u6d3b\u52a8\uff0c\u5c1d\u8bd5\u4e86\u4e00\u4e0b\u4e09\u7ef4\u7334\u7684 3D \u6253\u5370\u670d\u52a1\uff0c\u4f7f\u7528\u4e86\u900f\u660e\u6811\u8102\u6750\u6599\uff0c\u4ee5\u53ca\u55b7\u6cb9\u5904\u7406\uff0c\u6574\u4f53\u662f\u900f\u660e\u8d28\u611f\uff0c\u770b\u7740\u8fd8\u4e0d\u9519\uff0c\u800c\u4e14\u8fd9\u4e0d\u5c31\u662f\u900f\u660e\u63a2\u7d22\u7248\u561b \ud83d\ude03\u3002<\/p>\n<p><img src=\"https:\/\/xujiwei.com\/blog\/wp-content\/uploads\/2024\/05\/diy-pd-decoy-1.jpeg\" alt=\"img\" style=\"zoom:50%;\" \/><\/p>\n<p>\u540c\u65f6\u56e0\u4e3a\u8fd9\u6b21\u4f7f\u7528\u4e86\u5f69\u8272\u4e1d\u5370\uff0c\u90a3\u5fc5\u987b\u628a\u56fe\u6848\u9732\u51fa\u6765\u5440\uff0c\u900f\u660e\u5916\u58f3\u66f4\u5408\u9002\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E7%A8%8B%E5%BA%8F%E5%8A%9F%E8%83%BD\"><\/span>\u7a0b\u5e8f\u529f\u80fd<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u7535\u6d41\u8868\u7a0b\u5e8f\u5c31\u662f\u4e00\u4e2a\u6b7b\u5faa\u73af\uff0c\u8bfb\u53d6\u7535\u538b\u3001\u7535\u6d41\u540e\u8ba1\u7b97\u529f\u7387\u53ca\u5bb9\u91cf\uff0c\u5e76\u7edf\u8ba1\u663e\u793a\u3002<\/p>\n<p>I2C \u53ca 12864 OELD \u9a71\u52a8\u76f8\u5173\u4ee3\u7801\u53c2\u8003\u4e86 <a href=\"https:\/\/github.com\/wagiminator\/CH32V003-GameConsole\">https:\/\/github.com\/wagiminator\/CH32V003-GameConsole<\/a> \u7684\u5b9e\u73b0\u3002<\/p>\n<p>\u5b9e\u9645\u6d4b\u8bd5\u5c4f\u5e55\u5237\u65b0\u7387\u7ea6 40FPS\uff0c\u5373\u7535\u538b\u3001\u7535\u6d41\u6bcf\u79d2\u91c7\u6837 40 \u6b21\u3002 <\/p>\n<p>\u529f\u7387\u5386\u53f2\u66f2\u7ebf\u91c7\u7528\u6bcf\u5206\u949f\u5e73\u5747\u503c\u6765\u663e\u793a\uff0c\u6a2a\u5411 128 \u4e2a\u70b9\uff0c\u5373\u603b\u5171\u53ef\u4ee5\u663e\u793a 128 \u5206\u949f\u7684\u529f\u7387\u5386\u53f2\uff0c\u5728\u4e00\u822c\u573a\u666f\u4e0b\u53ef\u4ee5\u6ee1\u8db3\u4f7f\u7528\u9700\u6c42\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E9%A1%B9%E7%9B%AE%E5%BC%80%E6%BA%90%E5%9C%B0%E5%9D%80\"><\/span>\u9879\u76ee\u5f00\u6e90\u5730\u5740<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>\u786c\u4ef6\u5f00\u6e90\u5730\u5740<\/strong><\/p>\n<p><a href=\"https:\/\/oshwhub.com\/wandaeda\/pd-power-supply-spoofing-based-on-ch32v003-and-ch224k\">https:\/\/oshwhub.com\/wandaeda\/pd-power-supply-spoofing-based-on-ch32v003-and-ch224k<\/a><\/p>\n<p>\u539f\u7406\u56fe\u3001PCB\u3001\u5916\u58f3\u6a21\u578b STL \u6587\u4ef6\u7b49\u90fd\u5728\u7acb\u521b\u5f00\u6e90\u5e73\u53f0\u53d1\u5e03\u4e86\u3002<\/p>\n<p><strong>\u56fa\u4ef6\u5f00\u6e90\u5730\u5740<\/strong><\/p>\n<p><a href=\"https:\/\/github.com\/ohdarling\/CH32V003-USBMeter\">https:\/\/github.com\/ohdarling\/CH32V003-USBMeter<\/a><\/p>\n<p>\u56fa\u4ef6\u4ee3\u7801\u5c1a\u672a\u5b8c\u5168\u6574\u7406\u5b8c\u6210\uff0c\u4e0d\u8fc7\u53ea\u9700\u8981\u5728 USB \u7535\u6d41\u8868\u4ee3\u7801\u7684\u57fa\u7840\u4e0a\uff0c\u6dfb\u52a0\u7535\u538b\u9009\u62e9\u754c\u9762\u5e76\u4e14\u8bbe\u5b9a\u4e09\u4e2a CFG IO \u7684\u503c\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%90%8E%E8%AE%B0\"><\/span>\u540e\u8bb0<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u76f8\u6bd4\u4e4b\u524d\u57fa\u4e8e CH32V003 \u7684 USB \u7535\u6d41\u8868\uff0c\u8fd9\u4e2a USB PD \u8bf1\u9a97\u5668\u5c06 DC-DC \u66ff\u6362\u4e3a LDO\uff0c\u5e76\u4e14\u6dfb\u52a0\u4e86 CH224K \u8fd9\u4e2a\u82af\u7247\u6765\u7528\u6765 USB PD \u7535\u538b\u8bf1\u9a97\uff0c\u5b9e\u73b0\u4e86\u5b8c\u5168\u4e0d\u540c\u7684\u529f\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e4b\u524d\u641e\u5b8c\u4e86\u57fa\u4e8e CH32V003 \u7684 USB \u7535\u6d41\u8868\uff0c\u5e76\u628a\u6574\u4e2a\u5f00\u53d1\u8fc7\u7a0b\u603b\u7ed3\u6210\u4e00\u4e2a &hellip;<\/p>\n<p class=\"read-more\"><a href=\"https:\/\/xujiwei.com\/blog\/2024\/06\/diy-usb-pd-decoy\/\">\u7ee7\u7eed\u9605\u8bfb &raquo;<\/a><\/p>\n","protected":false},"author":2,"featured_media":1400,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[402],"tags":[262,360,359,414,387,386],"_links":{"self":[{"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/posts\/1399"}],"collection":[{"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/comments?post=1399"}],"version-history":[{"count":0,"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/posts\/1399\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/media\/1400"}],"wp:attachment":[{"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/media?parent=1399"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/categories?post=1399"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xujiwei.com\/blog\/wp-json\/wp\/v2\/tags?post=1399"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}