diff --git a/common/modules/mixly-modules/deps.json b/common/modules/mixly-modules/deps.json
index 2676d792..44e176ca 100644
--- a/common/modules/mixly-modules/deps.json
+++ b/common/modules/mixly-modules/deps.json
@@ -1452,6 +1452,7 @@
             "Mixly.Msg",
             "Mixly.Debug",
             "Mixly.MArray",
+            "Mixly.Config",
             "Mixly.Electron"
         ],
         "provide": [
diff --git a/common/modules/mixly-modules/electron/serial.js b/common/modules/mixly-modules/electron/serial.js
index b431abcd..e2ad87fb 100644
--- a/common/modules/mixly-modules/electron/serial.js
+++ b/common/modules/mixly-modules/electron/serial.js
@@ -5,6 +5,7 @@ goog.require('Mixly.Env');
 goog.require('Mixly.Msg');
 goog.require('Mixly.Debug');
 goog.require('Mixly.MArray');
+goog.require('Mixly.Config');
 goog.require('Mixly.Electron');
 goog.provide('Mixly.Electron.Serial');
 
@@ -23,9 +24,12 @@ const {
     Msg,
     Debug,
     MArray,
+    Config,
     Electron
 } = Mixly;
 
+const { BOARD } = Config;
+
 
 class ElectronSerial extends Serial {
     static {
@@ -137,7 +141,8 @@ class ElectronSerial extends Serial {
                 parity: 'none',  // 奇偶校验
                 stopBits: 1,  // 停止位
                 flowControl: false,
-                autoOpen: false  // 不自动打开
+                autoOpen: false,  // 不自动打开
+                rtscts: BOARD?.serial?.rts ?? false
             }, false);
             this.#parserBytes_ = this.#serialport_.pipe(new ByteLengthParser({ length: 1 }));
             this.#parserLine_ = this.#serialport_.pipe(new ReadlineParser());