diff --git a/Src/fc7xxx_driver_flexcan.c b/Src/fc7xxx_driver_flexcan.c
index 0992491..a2b340c 100644
--- a/Src/fc7xxx_driver_flexcan.c
+++ b/Src/fc7xxx_driver_flexcan.c
@@ -1056,21 +1056,21 @@ static FLEXCAN_ErrorType FLEXCAN_LL_SetLegacyFifo(uint8_t u8CanIndex, FLEXCAN_Rx
             u32FilterNum++;
         }
 
-        /* filter elements number are multiple of 8 */
+        // filter elements number are multiple of 8
         u32FilterNumLeft = 8U - u32RxFilterCnt % 8U;
-        /* set left same to last filter */
+        // set left same to last filter
         for (u32Index = 0U; u32Index < u32FilterNumLeft; u32Index++)
         {
-            /* extended id */
+            // extended id
             if (pRxFilterList[u32FilterNum - 1U].eRxFrameType == FLEXCAN_ID_EXT)
             {
-                FLEXCAN_HWA_MbRam(pCan, 4U * 6U + u32FilterNum + u32Index, (1U << 30) | (pRxFilterList[u32FilterNum - 1U].u32RxCanId << 1)); /* id */
-                FLEXCAN_HWA_SetIndividualMask(pCan, u32FilterNum + u32Index, (1U << 30) | pRxFilterList[u32FilterNum - 1U].u32RxCanIdMask); /* mask */
+                FLEXCAN_HWA_MbRam(pCan, 4U * 6U + u32FilterNum + u32Index, (1U << 30) | (pRxFilterList[u32FilterNum - 1U].u32RxCanId << 1)); // id
+                FLEXCAN_HWA_SetIndividualMask(pCan, u32FilterNum + u32Index, (1U << 30) | pRxFilterList[u32FilterNum - 1U].u32RxCanIdMask); // mask
             }
-            else /* standard id */
+            else // standard id
             {
-                FLEXCAN_HWA_MbRam(pCan, 4U * 6U + u32FilterNum + u32Index, pRxFilterList[u32FilterNum - 1U].u32RxCanId << 19);           /* id */
-                FLEXCAN_HWA_SetIndividualMask(pCan, u32FilterNum + u32Index, (1U << 30) | (pRxFilterList[u32FilterNum - 1U].u32RxCanIdMask << 19)); /* mask */
+                FLEXCAN_HWA_MbRam(pCan, 4U * 6U + u32FilterNum + u32Index, pRxFilterList[u32FilterNum - 1U].u32RxCanId << 19);           // id
+                FLEXCAN_HWA_SetIndividualMask(pCan, u32FilterNum + u32Index, (1U << 30) | (pRxFilterList[u32FilterNum - 1U].u32RxCanIdMask << 19)); // mask
 
             }
         }
@@ -1653,6 +1653,7 @@ FLEXCAN_ErrorType FLEXCAN_RxFilterConfig(uint8_t u8CanIndex, const FLEXCAN_MBCon
                     pCurSetting->u8RxMbStart1 = (uint8_t)(6U + 2U * (pRxMbCfg->u8RxFilterFifoCnt / 8U + (pRxMbCfg->u8RxFilterFifoCnt % 8U > 0U ? 1U : 0U)));
 
                 }
+
                 pCurSetting->u8TxMbStart1 = (uint8_t)(pCurSetting->u8RxMbStart1 + pCurSetting->u8RxMbCnt1);
 
 
@@ -2811,3 +2812,4 @@ void FLEXCAN_IRQHandler(uint8_t u8CanIndex)
 #endif
 }
 
+