diff --git a/protos/device_state.proto b/protos/device_state.proto
index 15ab9b6..25e6358 100644
--- a/protos/device_state.proto
+++ b/protos/device_state.proto
@@ -890,6 +890,7 @@ message TrainControlState{
   DirectionKeySwitch dirKey = 3; //接车运行方向
   PushHandler pushHandler = 4; //牵引制动手柄
 
+  map<string, ControlLight> lightMaps = 5;
   message ControlButton{
     uint32 id = 1;
     bool passed = 3;
@@ -910,6 +911,18 @@ message TrainControlState{
     uint32 id = 1;
     int32 val = 2; // 牵引或制动 大于0是牵引，小于0是制动 整体按照整型传输(*100)，使用时除以100
   }
+  message ControlLight{
+    uint32 id = 1;
+    bool val = 2;
+  }
+}
+//返回前端列车控制状态
+message TrainControlStateMsg{
+  repeated TrainControlState.ControlButton buttons = 1;
+  repeated TrainControlState.DriverKeySwitch driverKey = 2; //驾驶端激活
+  TrainControlState.DirectionKeySwitch dirKey = 3; //接车运行方向
+  TrainControlState.PushHandler pushHandler = 4; //牵引制动手柄
+  repeated TrainControlState.ControlLight lights = 5;
 }