🐞 fix:47598 【天鹰TY200】【外发】仪表在第一次胎压学习前，外发胎压显示99psi

Firmware/Source/Application/CAN_User/Can_App.c

@@ -99,12 +99,29 @@ void Can_Set_Buff_450(canlib_uint8_t CopyData[])
         {
             p450->Msg [ i ] = 0x0u;
         }
+        if(MenuData.TPMS_Front_Learn == 0)
+        {
+            p450 -> Sig.Front_Pressure_TX_H  = 0;
+            p450 -> Sig.Front_Pressure_TX_L  = 0;
+        }
+        else
+        {
             p450 -> Sig.Front_Pressure_TX_H  = (Get_Front_TPMS_TX() >> 8) & 0xFF;
             p450 -> Sig.Front_Pressure_TX_L  = Get_Front_TPMS_TX() & 0xFF;
+        }
+        if(MenuData.TPMS_Rear_Learn == 0)
+        {
+            p450 -> Sig.Rear_Pressure_TX_H   = 0;
+            p450 -> Sig.Rear_Pressure_TX_L   = 0;
+        }
+        else
+        {
             p450 -> Sig.Rear_Pressure_TX_H   = (Get_Rear_TPMS_TX() >> 8) & 0xFF;
             p450 -> Sig.Rear_Pressure_TX_L   = Get_Rear_TPMS_TX() & 0xFF;
         }
         
+    }
+    
 }
 void Can_Set_Buff_580(canlib_uint8_t CopyData[])
 {