diff --git a/df_datalink_sp/src/networking/phy_layer/phy_layer.c b/df_datalink_sp/src/networking/phy_layer/phy_layer.c
index 6984aa5..dd7b51f 100644
--- a/df_datalink_sp/src/networking/phy_layer/phy_layer.c
+++ b/df_datalink_sp/src/networking/phy_layer/phy_layer.c
@@ -855,6 +855,21 @@ uint32_t Phy_GetTimeComp(L1_FRAME_TYPE frameType)
 	}
 }
 
+/*****************************************************************************/
+/**
+ * @brief   Get the last scan beam number after autoscan.
+ *
+ * @param   instPtr  a pointer to physical instance
+ *
+ * @return  beam number
+ *
+ ******************************************************************************/
+uint8_t Phy_LastScanBeamNo(PHY_INST *instPtr)
+{
+	ASSERT(instPtr != NULL);
+	return (uint8_t)PhyRead(instPtr, BEAM_SELECT_INDEX);
+}
+
 /*****************************************************************************/
 /**
  * @brief   Get frequency estimation of last valid frame.
diff --git a/df_datalink_sp/src/networking/phy_layer/phy_layer.h b/df_datalink_sp/src/networking/phy_layer/phy_layer.h
index ebe7329..57e3231 100644
--- a/df_datalink_sp/src/networking/phy_layer/phy_layer.h
+++ b/df_datalink_sp/src/networking/phy_layer/phy_layer.h
@@ -277,6 +277,7 @@ int32_t Phy_SetBeamNo(PHY_INST *instPtr, int32_t beamNo);
 int32_t Phy_SetBeamAngle(PHY_INST *phyInstPtr, double offAx, double rndAx);
 int32_t Phy_SetTimeWord(PHY_INST *instPtr, const TIME_WORD *tmWord, PHY_TIME_WORD_TYPE tmType);
 
+uint8_t Phy_LastScanBeamNo(PHY_INST *instPtr);
 double Phy_GetFreqEst(PHY_INST *instPtr);
 double Phy_GetCoarseFreqEst(PHY_INST *instPtr);
 double Phy_GetFineFreqEst(PHY_INST *instPtr);