{"id":208144,"date":"2025-07-08T08:26:54","date_gmt":"2025-07-08T00:26:54","guid":{"rendered":"https:\/\/server.hk\/cnblog\/208144\/"},"modified":"2025-07-08T08:26:54","modified_gmt":"2025-07-08T00:26:54","slug":"%e4%bd%bf%e7%94%a8-karalabe-%e5%8c%85%e4%bb%8e-go-%e4%b8%ad%e7%9a%84-usb-%e8%ae%be%e5%a4%87%e8%af%bb%e5%8f%96","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/208144\/","title":{"rendered":"\u4f7f\u7528 karalabe \u5305\u4ece Go \u4e2d\u7684 USB \u8bbe\u5907\u8bfb\u53d6"},"content":{"rendered":"

<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u4f7f\u7528 karalabe \u5305\u4ece Go \u4e2d\u7684 USB \u8bbe\u5907\u8bfb\u53d6<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-29 15:39:34<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u6211\u4eec\u8981\u52aa\u529b\u5b66\u4e60\u5566\uff01\u4eca\u5929\u6211\u7ed9\u5927\u5bb6\u5e26\u6765\u300a\u4f7f\u7528 karalabe \u5305\u4ece Go \u4e2d\u7684 USB \u8bbe\u5907\u8bfb\u53d6\u300b<\/span>\uff0c\u611f\u5174\u8da3\u7684\u670b\u53cb\u8bf7\u7ee7\u7eed\u770b\u4e0b\u53bb\u5427\uff01\u4e0b\u6587\u4e2d\u7684\u5185\u5bb9\u6211\u4eec\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u5728\u9605\u8bfb\u672c\u6587\u8fc7\u7a0b\u4e2d\u6709\u9047\u5230\u4e0d\u6e05\u695a\u7684\u5730\u65b9\uff0c\u6b22\u8fce\u7559\u8a00\u5440\uff01\u6211\u4eec\u4e00\u8d77\u8ba8\u8bba\uff0c\u4e00\u8d77\u5b66\u4e60\uff01<\/p>\n

\u95ee\u9898\u5185\u5bb9
\n <\/p>\n

\u6211\u6b63\u5728\u4f7f\u7528 karalabe usb \u5305\uff08\u56e0\u4e3a\u5b83\u4e0d\u4f9d\u8d56\u4e8e win 10 \u4e0a\u7684 libusb \u5b89\u88c5\uff09\uff0c\u6211\u53ef\u4ee5\u6210\u529f\u627e\u5230 micro:bit\uff0c\u4f46\u6ca1\u6709\u8f93\u51fa\u8bfb\u5165\u7f13\u51b2\u533a\uff0c\u5373\u8ba1\u6570\u59cb\u7ec8\u4e3a 0:<\/p>\n

func show_read(device usb.device) {\n    var buffer []byte\n    for {\n        count, err := device.read(buffer)\n        if err != nil {\n            fmt.println(\"error reading:\", err)\n        } else if count != 0 {\n            fmt.print(string(buffer))\n        }\n    }\n}\n\nfunc showdevices() {\n    hids, err := usb.enumerate(0x0d28, 0x0204)\n    if err != nil {\n        panic(err)\n    }\n    for i, hid := range hids {\n        fmt.printf(\"hid #%d\\n\", i)\n        fmt.printf(\"  os path:      %s\\n\", hid.path)\n        fmt.printf(\"  vendor id:    %#04x\\n\", hid.vendorid)\n        fmt.printf(\"  product id:   %#04x\\n\", hid.productid)\n        var device, err = hid.open()\n        if err != nil {\n            fmt.println(\"error opening\", err)\n        } else {\n            go show_read(device)\n        }\n    }\n}<\/pre>\n
\u4f8b\u5982\u8f93\u51fa\uff1a<\/p>\n
HID #0\n  OS Path:      \\\\?\\hid#vid_0d28&pid_0204&mi_03#8&30686a44&0&0000#{4d1e55b2-f16f-11cf-88cb-001111000030}\n  Vendor ID:    0x0d28\n  Product ID:   0x0204<\/pre>\n
\u6211\u5728 micro:bit \u4e0a\u6709\u4e00\u4e2a\u73b0\u6709\u7a0b\u5e8f\uff0c\u5b83\u53ef\u4ee5\u6210\u529f\u8fde\u63a5\u5e76\u8f93\u51fa\u5230 python \u7248\u672c\uff08\u6211\u6b63\u5728\u5c06\u5176\u79fb\u690d\u5230 go\uff09 – \u5e76\u4e14\u5b83\u53ef\u4ee5\u5de5\u4f5c\u5e76\u663e\u793a\u8f93\u51fa\u662f\u4ece micro:bit \u53d1\u9001\u7684\u3002 p> <\/p>\n
\u6ce8\u610f\uff1a\u5982\u679c\u6211\u901a\u8fc7 mu \u7f16\u8f91\u5668\u6253\u5f00 micro:bit repl\uff0cpython \u4ee3\u7801\u65e0\u6cd5\u6253\u5f00\/\u8fde\u63a5\uff08\u8fd9\u5728\u6280\u672f\u4e0a\u662f\u6b63\u786e\u7684\uff09\uff0c\u4f46 go \u7a0b\u5e8f\u4ecd\u7136\u8fd0\u884c\u800c\u4e0d\u4f1a\u629b\u51fa\u9519\u8bef\uff0c\u8fd9\u610f\u5473\u7740\u8bbe\u5907\u672a\u8fd0\u884c\u5b9e\u9645\u4e0a\u6ca1\u6709\u88ab\u6253\u5f00\u3002<\/p>\n
 <\/p>\n
\u6b63\u786e\u7b54\u6848<\/h2>\n
 <\/p>\n
\u6211\u4e0d\u786e\u5b9a\u8fd9\u6709\u591a\u5c11\u662f\u5fc5\u8981\u7684\uff0c\u4f46\u6211\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u89e3\u51b3\u4e86\u8fd9\u4e2a\u95ee\u9898\uff1a<\/p>\n
    \n
  1. \u4f7f\u7528 go.bug.st\/serial – \u53e6\u8bf7\u53c2\u9605 <\/li>\n
  2. \u5e76\u5c06 uart.init(115200,8,none,1)<\/code> \u6dfb\u52a0\u5230\u6211\u7684 micro:bit python \u4ee3\u7801<\/li>\n<\/ol>\n
    \u73b0\u5728 uart \u5df2\u6b63\u786e\u521d\u59cb\u5316\uff0ckaralabe \u4e5f\u53ef\u80fd\u53ef\u4ee5\u5de5\u4f5c…<\/p>\n
    \u8fd9\u91cc\u662f\u4e00\u4e9b\u5de5\u4f5c\u4e32\u884c\u4ee3\u7801 – \u9002\u5408\u6211\u7684\u76ee\u7684\uff08\u4ec5\u5728 windows \u4e0a\u6d4b\u8bd5\uff09 – \u5c3d\u7ba1\u663e\u7136\u6709\u4e00\u4e9b\u6574\u7406\u5de5\u4f5c\u8981\u505a – \u5f53 micro:bit \u65ad\u5f00\u8fde\u63a5\u65f6\u7a0b\u5e8f\u9000\u51fa\u3002<\/p>\n
    package usb\n\nimport (\n    \"fmt\"\n    \"log\"\n\n    \"go.bug.st\/serial\"\n    \"go.bug.st\/serial\/enumerator\"\n)\n\nconst VID = \"0D28\"\nconst PID = \"0204\"\n\nfunc show_read(device serial.Port) {\n    buffer := make([]byte, 100)\n    for {\n        count, err := device.Read(buffer)\n        if err != nil {\n            fmt.Println(\"Error reading:\", err)\n        } else if count != 0 {\n            fmt.Print(string(buffer[:count]))\n        }\n    }\n}\n\nfunc ShowDevices() {\n    ports, err := enumerator.GetDetailedPortsList()\n    if err != nil {\n        log.Fatal(err)\n    }\n    for _, port := range ports {\n        if port.IsUSB && (port.VID == VID) && (port.PID == PID) {\n            UBIT_MODE := &serial.Mode{\n                BaudRate: 115200,\n                DataBits: 8,\n                Parity:   serial.NoParity,\n                StopBits: serial.OneStopBit,\n            }\n            fmt.Printf(\"Found port: %s\\n\", port.Name)\n            fmt.Printf(\"   USB ID     %s:%s\\n\", port.VID, port.PID)\n            fmt.Printf(\"   USB serial %s\\n\", port.SerialNumber)\n            device, err := serial.Open(port.Name, UBIT_MODE)\n            if err != nil {\n                log.Fatal(err)\n            }\n            go show_read(device)\n        }\n    }\n}<\/pre>\n
    \u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300a\u4f7f\u7528 karalabe \u5305\u4ece Go \u4e2d\u7684 USB \u8bbe\u5907\u8bfb\u53d6\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03Golang\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u5f53\u524d\u4f4d\u7f6e\uff1a > > ...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-208144","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208144","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=208144"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208144\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=208144"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=208144"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=208144"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}