diff --git a/Core/Src/main.c b/Core/Src/main.c
index 785bc00..b80cbb9 100644
--- a/Core/Src/main.c
+++ b/Core/Src/main.c
@@ -137,16 +137,42 @@ int main(void)
 
   // MX_USART1_UART_Init();
 
-  //MX_TIM1_Init();
+  MX_TIM1_Init();
   MX_TIM2_Init();
 
   /*## Start the TIM Base generation in interrupt mode ####################*/
   /* Start Channel1 */
+  if (HAL_TIM_Base_Start_IT(&htim1) != HAL_OK)
+  {
+    /* Starting Error */
+    Error_Handler();
+  }
+
+
   if (HAL_TIM_Base_Start_IT(&htim2) != HAL_OK)
   {
     /* Starting Error */
     Error_Handler();
   }
+  /* --------------------------------------------------------------------------- */
+#if 1
+  /*## Start the Input Capture in interrupt mode ##########################*/
+  if (HAL_TIM_IC_Start_IT(&htim1, TIM_CHANNEL_2) != HAL_OK)
+  {
+    /* Starting Error */
+    Error_Handler();
+  }
+#endif
+
+#if 1
+  /*## Start the Input Capture in interrupt mode ##########################*/
+  if (HAL_TIM_IC_Start_IT(&htim1, TIM_CHANNEL_1) != HAL_OK)
+  {
+    /* Starting Error */
+    Error_Handler();
+  }
+
+#endif
 
 
   printf("start \r\n");
diff --git a/Core/Src/stm32wlxx_hal_msp.c b/Core/Src/stm32wlxx_hal_msp.c
index 5e315e3..c8af3b3 100644
--- a/Core/Src/stm32wlxx_hal_msp.c
+++ b/Core/Src/stm32wlxx_hal_msp.c
@@ -192,6 +192,7 @@ void HAL_TIM_Base_MspDeInit(TIM_HandleTypeDef* htim_base)
   /* USER CODE END TIM2_MspDeInit 1 */
   }
 
+
 }
 /* USER CODE BEGIN 1 */
 
diff --git a/Core/Src/stm32wlxx_it.c b/Core/Src/stm32wlxx_it.c
index ee6d2e7..13f9d74 100644
--- a/Core/Src/stm32wlxx_it.c
+++ b/Core/Src/stm32wlxx_it.c
@@ -459,13 +459,14 @@ void SUBGHZ_Radio_IRQHandler(void)
 }
 
 /* USER CODE BEGIN 1 */
-#if 1
+#if 0
 void TIM1_IRQHandler(void)
 {
 	HAL_TIM_IRQHandler(&htim1);
 }
 #endif
-#if 1
+
+#if 0
 /**
   * @brief This function handles TIM1 Capture Compare Interrupt.
   */
diff --git a/Core/Src/tim.c b/Core/Src/tim.c
index 67a6b18..0a0dbd7 100644
--- a/Core/Src/tim.c
+++ b/Core/Src/tim.c
@@ -89,7 +89,7 @@ void MX_TIM1_Init(void)
   htim1.Instance = TIM1;
   htim1.Init.Prescaler = TIM1_PRESCALER_VALUE;
   htim1.Init.CounterMode = TIM_COUNTERMODE_UP;
-  htim1.Init.Period = TIM1_PERIOD_VALUE;	 // TIM1_PERIOD_VALUE; // 0xffff; // TIM1_PERIOD_VALUE;
+  htim1.Init.Period = 9*TIM1_PERIOD_VALUE;	 // TIM1_PERIOD_VALUE; // 0xffff; // TIM1_PERIOD_VALUE;
   htim1.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
   htim1.Init.RepetitionCounter = 0;
   htim1.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
@@ -257,8 +257,13 @@ void EV1527Decode(uint32_t v)
 
 void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
 {
-	//printf(".");
-	RF_Signal_Decode();
+	if (TIM1 == htim->Instance)
+	{
+		printf(".");
+	} else 	if (TIM2 == htim->Instance)
+	{
+		RF_Signal_Decode();
+	}
 
 }
 
@@ -270,7 +275,7 @@ void HAL_TIM_IC_CaptureCallback(TIM_HandleTypeDef *htim)
 	static uint32_t highCnt=0, lowCnt=0;
 	static uint8_t sync=0;
 
-	 //printf(" cc ");
+	 printf(" cc ");
 	// RF_Signal_Decode();
 
 	if (TIM1 == htim->Instance)
diff --git a/STM32CubeIDE/Release/WL55JC_AS923.elf b/STM32CubeIDE/Release/WL55JC_AS923.elf
index d80305a..2e50cb3 100644
Binary files a/STM32CubeIDE/Release/WL55JC_AS923.elf and b/STM32CubeIDE/Release/WL55JC_AS923.elf differ