diff --git a/df_datalink_ge/src/main.c b/df_datalink_ge/src/main.c
index db3fb95..16748f0 100644
--- a/df_datalink_ge/src/main.c
+++ b/df_datalink_ge/src/main.c
@@ -359,10 +359,8 @@ void ScuTimer_IntrHandler(void *context)
 	xdesc = (struct xil_timer_desc *)(logTmPtr->extra);
 	if (XScuTimer_IsExpired((XScuTimer *)xdesc->instance))
 	{
-		// Update log
-		const HWSTATE *newHwState;
-		newHwState = Phy_RefreshHwSate(phyInstPtr);
-		SysMonitor_UpdateHardwareStatus(newHwState);
+		// Refresh log
+		Phy_RefreshHwSate(phyInstPtr);
 		XScuTimer_ClearInterruptStatus((XScuTimer *)xdesc->instance);
 	}
 	else
diff --git a/df_datalink_sp/src/main.c b/df_datalink_sp/src/main.c
index 1726b17..eb5a3b6 100644
--- a/df_datalink_sp/src/main.c
+++ b/df_datalink_sp/src/main.c
@@ -360,10 +360,8 @@ void ScuTimer_IntrHandler(void *context)
 	xdesc = (struct xil_timer_desc *)(logTmPtr->extra);
 	if (XScuTimer_IsExpired((XScuTimer *)xdesc->instance))
 	{
-		// Update log
-		const HWSTATE *newHwState;
-		newHwState = Phy_RefreshHwSate(phyInstPtr);
-		SysMonitor_UpdateHardwareStatus(newHwState);
+		// Refresh log
+		Phy_RefreshHwSate(phyInstPtr);
 		XScuTimer_ClearInterruptStatus((XScuTimer *)xdesc->instance);
 	}
 	else
@@ -376,7 +374,7 @@ void ScuTimer_IntrHandler(void *context)
 /**
  * @brief   Hardware_SwitchFreq
  *
- * @param   dev
+ * @param   devSysMonitor_UpdateHardwareStatus(newHwState);
  * @param   freq
  *
  * @return  None.
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 d1d54a7..c69660b 100644
--- a/df_datalink_sp/src/networking/phy_layer/phy_layer.c
+++ b/df_datalink_sp/src/networking/phy_layer/phy_layer.c
@@ -1133,10 +1133,10 @@ void Phy_RetrieveRecvData(PHY_INST *instPtr, uint8_t *dataBuff)
  * @param   instPtr	a pointer to hopping pattern buffer
  * @param   patternLen	a integer indicate the length of hopping pattern.
  *
- * @return  pointer to new hardware status
+ * @return  NONE
  *
  ******************************************************************************/
-const HWSTATE* Phy_RefreshHwSate(PHY_INST *instPtr)
+void Phy_RefreshHwSate(PHY_INST *instPtr)
 {
 	ASSERT(instPtr != NULL);
 	uint32_t rawData;
@@ -1242,5 +1242,5 @@ const HWSTATE* Phy_RefreshHwSate(PHY_INST *instPtr)
 	{
 		instPtr->hwSate.isSpOk = true;
 	}
-	return (&(instPtr->hwSate));
+	SysMonitor_UpdateHardwareStatus(&(instPtr->hwSate));
 }