添加一些关于midi播放的项目

arduino-music-box-master/src/node/serial/proxy.js

@@ -0,0 +1,24 @@
+import SerialPort from "serialport";
+import moment from "moment";
+
+export class SerialProxy {
+  init(port, options, openCallback) {
+    this.port = new SerialPort(port, options, openCallback);
+  }
+
+  isOpen() {
+    if (!this.port) {
+      return false;
+    }
+
+    return this.port.isOpen;
+  }
+
+  write(data) {
+    if (this.port) {
+      console.log(`${moment().format("DD/MM/YY HH:mm:ss.ms")}: ${data}`);
+
+      this.port.write(data);
+    }
+  }
+}