Update: 更新 Web USB

common/modules/web-modules/microbit/board-serial-info.js

@@ -0,0 +1,41 @@
+(() => {
+
+/**
+ * (c) 2021, Micro:bit Educational Foundation and contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+class BoardSerialInfo {
+
+    constructor(id, familyId, hic) { 
+        this.id = id;
+        this.familyId = familyId;
+        this.hic = hic;
+    }
+
+    static parse(device, log) {
+        const serial = device.serialNumber;
+        if (!serial) {
+            throw new Error("Could not detected ID from connected board.");
+        }
+        if (serial.length !== 48) {
+            log(`USB serial number unexpected length: ${serial.length}`);
+        }
+        const id = serial.substring(0, 4);
+        const familyId = serial.substring(4, 8);
+        const hic = serial.slice(-8);
+        return new BoardSerialInfo(BoardId.parse(id), familyId, hic);
+    }
+
+    eq(other) {
+        return (
+            other.id === this.id &&
+            other.familyId === this.familyId &&
+            other.hic === this.hic
+        );
+    }
+}
+
+window.BoardSerialInfo = BoardSerialInfo;
+
+})();