diff --git a/common/modules/mixly-modules/deps.json b/common/modules/mixly-modules/deps.json
index 9f665414..8f754377 100644
--- a/common/modules/mixly-modules/deps.json
+++ b/common/modules/mixly-modules/deps.json
@@ -1787,6 +1787,7 @@
             "Mixly.Workspace",
             "Mixly.LayerProgress",
             "Mixly.Web.Serial",
+            "Mixly.Web.SerialTransport",
             "Mixly.WebCompiler"
         ],
         "provide": [
diff --git a/common/modules/mixly-modules/web-compiler/arduino-shell.js b/common/modules/mixly-modules/web-compiler/arduino-shell.js
index e7639823..c1c15955 100644
--- a/common/modules/mixly-modules/web-compiler/arduino-shell.js
+++ b/common/modules/mixly-modules/web-compiler/arduino-shell.js
@@ -12,6 +12,7 @@ goog.require('Mixly.Msg');
 goog.require('Mixly.Workspace');
 goog.require('Mixly.LayerProgress');
 goog.require('Mixly.Web.Serial');
+goog.require('Mixly.Web.SerialTransport');
 goog.require('Mixly.WebCompiler');
 goog.provide('Mixly.WebCompiler.ArduShell');
 
@@ -26,7 +27,7 @@ const {
     WebCompiler
 } = Mixly;
 
-const { Serial } = Web;
+const { Serial, SerialTransport } = Web;
 const { layer } = layui;
 const { ESPLoader, Transport } = esptooljs;
 
@@ -278,13 +279,14 @@ class WebCompilerArduShell {
         try {
             const keys = Boards.getSelectedBoardKey().split(':');
             if (`${keys[0]}:${keys[1]}` === 'esp32:esp32') {
-                baudrate = Boards.getSelectedBoardConfigParam('UploadSpeed');
+                baudrate = Boards.getSelectedBoardConfigParam('UploadSpeed') || 115200;
                 eraseAll = Boards.getSelectedBoardConfigParam('EraseFlash') === 'all';
             } else {
-                baudrate = Boards.getSelectedBoardConfigParam('baud');
+                baudrate = Boards.getSelectedBoardConfigParam('baud') || 115200;
                 eraseAll = Boards.getSelectedBoardConfigParam('wipe') === 'all';
             }
-            transport = new Transport(Serial.getPort(port), false);
+            const serial = new Serial(port);
+            transport = new SerialTransport(serial, false);
             esploader = new ESPLoader({
                 transport,
                 baudrate,