HFR Uart 문제 수정

- Uart DMA Rx -> Uart IT Rx로변경
- Usart 2 Rx 삭제
 -Data Rx 할 때 마다 TypePrintf 문 제거

.settings/language.settings.xml

@@ -4,7 +4,7 @@
 		<extension point="org.eclipse.cdt.core.LanguageSettingsProvider">
 			<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
 			<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
-			<provider class="com.atollic.truestudio.mbs.GCCSpecsDetectorAtollicArm" console="false" env-hash="800489075853895203" id="com.atollic.truestudio.mbs.provider" keep-relative-paths="false" name="Atollic ARM Tools Language Settings" parameter="${COMMAND} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
+			<provider class="com.atollic.truestudio.mbs.GCCSpecsDetectorAtollicArm" console="false" env-hash="1395387303521902045" id="com.atollic.truestudio.mbs.provider" keep-relative-paths="false" name="Atollic ARM Tools Language Settings" parameter="${COMMAND} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
 				<language-scope id="org.eclipse.cdt.core.gcc"/>
 				<language-scope id="org.eclipse.cdt.core.g++"/>
 			</provider>
@@ -14,7 +14,7 @@
 		<extension point="org.eclipse.cdt.core.LanguageSettingsProvider">
 			<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
 			<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
-			<provider class="com.atollic.truestudio.mbs.GCCSpecsDetectorAtollicArm" console="false" env-hash="800489075853895203" id="com.atollic.truestudio.mbs.provider" keep-relative-paths="false" name="Atollic ARM Tools Language Settings" parameter="${COMMAND} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
+			<provider class="com.atollic.truestudio.mbs.GCCSpecsDetectorAtollicArm" console="false" env-hash="1395387303521902045" id="com.atollic.truestudio.mbs.provider" keep-relative-paths="false" name="Atollic ARM Tools Language Settings" parameter="${COMMAND} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
 				<language-scope id="org.eclipse.cdt.core.gcc"/>
 				<language-scope id="org.eclipse.cdt.core.g++"/>
 			</provider>

Bluecell_Src/Bluecell_operate.c

@@ -3460,19 +3460,19 @@ void HFR_TypeInit(){
 //    printf("2: %d \r\n",HAL_GPIO_ReadPin(UNIT_ID2_GPIO_Port,UNIT_ID2_Pin));
 //    printf("3: %d \r\n",HAL_GPIO_ReadPin(UNIT_ID3_GPIO_Port,UNIT_ID3_Pin));   
     switch(bluecell_Currdatastatus.Type){
-        case BLUECELL_3_7G: bluecell_Currdatastatus.Type = 0x80;bluecell_Currdatastatus.Carrier_ID = 0x01 ;printf("Type BLUECELL_3_7G  Ready....\r\n"); break;
-        case BLUECELL_3_8G: bluecell_Currdatastatus.Type = 0x81;bluecell_Currdatastatus.Carrier_ID = 0x02; printf("Type BLUECELL_3_8G  Ready....\r\n");break;
-        case BLUECELL_3_9G: bluecell_Currdatastatus.Type = 0x82;bluecell_Currdatastatus.Carrier_ID = 0x04;printf("Type BLUECELL_3_9G  Ready....\r\n"); break;
-        case BLUECELL_4_0G: bluecell_Currdatastatus.Type = 0x83;bluecell_Currdatastatus.Carrier_ID = 0x03; printf("Type BLUECELL_4_0G  Ready....\r\n");break;
-        case BLUECELL_4_1G: bluecell_Currdatastatus.Type = 0x84;bluecell_Currdatastatus.Carrier_ID = 0x02; printf("Type BLUECELL_4_1G  Ready....\r\n");break;
-        case BLUECELL_4_6G: bluecell_Currdatastatus.Type = 0x85;bluecell_Currdatastatus.Carrier_ID = 0x01; printf("Type BLUECELL_4_6G  Ready....\r\n");break;
-        case BLUECELL_4_7G: bluecell_Currdatastatus.Type = 0x86;bluecell_Currdatastatus.Carrier_ID = 0x00; printf("Type BLUECELL_4_7G  Ready....\r\n");break;
-        case BLUECELL_4_8G: bluecell_Currdatastatus.Type = 0x87;bluecell_Currdatastatus.Carrier_ID = 0x00; printf("Type BLUECELL_4_8G  Ready....\r\n");break;
-        case BLUECELL_4_9G: bluecell_Currdatastatus.Type = 0x88;bluecell_Currdatastatus.Carrier_ID = 0x00; printf("Type BLUECELL_4_9G  Ready....\r\n");break;
-        case BLUECELL_5_0G: bluecell_Currdatastatus.Type = 0x89;bluecell_Currdatastatus.Carrier_ID = 0x00; printf("Type BLUECELL_5_0G  Ready....\r\n");break;
-        case BLUECELL_DCM : bluecell_Currdatastatus.Type = 0x8A;bluecell_Currdatastatus.Carrier_ID = 0x01;printf("Type BLUECELL_DCM  Ready....\r\n"); break;
-        case BLUECELL_SBM : bluecell_Currdatastatus.Type = 0x8B;bluecell_Currdatastatus.Carrier_ID = 0x03; printf("Type BLUECELL_SBM  Ready....\r\n");break;
-        case BLUECELL_KDDI: bluecell_Currdatastatus.Type = 0x8C;bluecell_Currdatastatus.Carrier_ID = 0x02;printf("Type BLUECELL_KDDI  Ready....\r\n"); break;
+        case BLUECELL_3_7G: bluecell_Currdatastatus.Type = 0x80;bluecell_Currdatastatus.Carrier_ID = 0x01 ;break;//printf("Type BLUECELL_3_7G  Ready....\r\n"); break;
+        case BLUECELL_3_8G: bluecell_Currdatastatus.Type = 0x81;bluecell_Currdatastatus.Carrier_ID = 0x02;break;// printf("Type BLUECELL_3_8G  Ready....\r\n");break;
+        case BLUECELL_3_9G: bluecell_Currdatastatus.Type = 0x82;bluecell_Currdatastatus.Carrier_ID = 0x04;break;//printf("Type BLUECELL_3_9G  Ready....\r\n"); break;
+        case BLUECELL_4_0G: bluecell_Currdatastatus.Type = 0x83;bluecell_Currdatastatus.Carrier_ID = 0x03;break;// printf("Type BLUECELL_4_0G  Ready....\r\n");break;
+        case BLUECELL_4_1G: bluecell_Currdatastatus.Type = 0x84;bluecell_Currdatastatus.Carrier_ID = 0x02;break; //printf("Type BLUECELL_4_1G  Ready....\r\n");break;
+        case BLUECELL_4_6G: bluecell_Currdatastatus.Type = 0x85;bluecell_Currdatastatus.Carrier_ID = 0x01;break;// printf("Type BLUECELL_4_6G  Ready....\r\n");break;
+        case BLUECELL_4_7G: bluecell_Currdatastatus.Type = 0x86;bluecell_Currdatastatus.Carrier_ID = 0x00;break;// printf("Type BLUECELL_4_7G  Ready....\r\n");break;
+        case BLUECELL_4_8G: bluecell_Currdatastatus.Type = 0x87;bluecell_Currdatastatus.Carrier_ID = 0x00;break;// printf("Type BLUECELL_4_8G  Ready....\r\n");break;
+        case BLUECELL_4_9G: bluecell_Currdatastatus.Type = 0x88;bluecell_Currdatastatus.Carrier_ID = 0x00;break;// printf("Type BLUECELL_4_9G  Ready....\r\n");break;
+        case BLUECELL_5_0G: bluecell_Currdatastatus.Type = 0x89;bluecell_Currdatastatus.Carrier_ID = 0x00;break;// printf("Type BLUECELL_5_0G  Ready....\r\n");break;
+        case BLUECELL_DCM : bluecell_Currdatastatus.Type = 0x8A;bluecell_Currdatastatus.Carrier_ID = 0x01;break;//printf("Type BLUECELL_DCM  Ready....\r\n"); break;
+        case BLUECELL_SBM : bluecell_Currdatastatus.Type = 0x8B;bluecell_Currdatastatus.Carrier_ID = 0x03;break;// printf("Type BLUECELL_SBM  Ready....\r\n");break;
+        case BLUECELL_KDDI: bluecell_Currdatastatus.Type = 0x8C;bluecell_Currdatastatus.Carrier_ID = 0x02;break;//printf("Type BLUECELL_KDDI  Ready....\r\n"); break;
 //        default : printf("Type %x  Ready....\r\n",bluecell_Currdatastatus.Type);break;
     }
 //    printf("Type %x  Ready....\r\n",bluecell_Currdatastatus.Type);

Bluecell_Src/uart.c

@@ -34,10 +34,10 @@ void InitUartQueue(pUARTQUEUE pQueue)
   {
 //    _Error_Handler(__FILE__, __LINE__);
   }  
-  if (HAL_UART_Receive_DMA(&hTest, TerminalQueue.Buffer, 1) != HAL_OK)
-  {
-//    _Error_Handler(__FILE__, __LINE__);
-  }
+//  if (HAL_UART_Receive_DMA(&hTest, TerminalQueue.Buffer, 1) != HAL_OK)
+//  {
+////    _Error_Handler(__FILE__, __LINE__);
+//  }
   //HAL_UART_Receive_DMA(&hTerminal,  TerminalQueue.Buffer, 1);
   //HAL_UART_Receive_IT(hTerminal, pQueue->Buffer + pQueue->head, 1);
 }
@@ -55,8 +55,8 @@ void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart)
     pQueue->data++;
     if (pQueue->data >= QUEUE_BUFFER_LENGTH)
         GetDataFromUartQueue(huart);
-    HAL_UART_Receive_DMA(&hTerminal, pQueue->Buffer + pQueue->head, 1);
-    HAL_UART_Receive_DMA(&hTest, pQueue->Buffer + pQueue->head, 1);
+    HAL_UART_Receive_IT(&hTerminal, pQueue->Buffer + pQueue->head, 1);
+//    HAL_UART_Receive_DMA(&hTest, pQueue->Buffer + pQueue->head, 1);
    // Set_UartRcv(true);
 }
 
@@ -131,7 +131,7 @@ void GetDataFromUartQueue(UART_HandleTypeDef *huart)
                     printf("CHECK SUM ERR \r\n");
                }
             }
-            memset(uart_buf,0x00,cnt);
+            memset(uart_buf,0x00,QUEUE_BUFFER_LENGTH);
 //        for(int i  = 0; i < cnt; i++)
 //            uart_buf[i] = 0;
         cnt = 0;

Inc/stm32f1xx_it.h

@@ -59,7 +59,6 @@ void SysTick_Handler(void);
 void DMA1_Channel1_IRQHandler(void);
 void DMA1_Channel4_IRQHandler(void);
 void DMA1_Channel5_IRQHandler(void);
-void DMA1_Channel6_IRQHandler(void);
 void DMA1_Channel7_IRQHandler(void);
 void ADC1_2_IRQHandler(void);
 void TIM2_IRQHandler(void);

STM32F103ZET_JDASMBIC.ioc

@@ -56,47 +56,37 @@ Dma.ADC3.1.Priority=DMA_PRIORITY_LOW
 Dma.ADC3.1.RequestParameters=Instance,Direction,PeriphInc,MemInc,PeriphDataAlignment,MemDataAlignment,Mode,Priority
 Dma.Request0=ADC1
 Dma.Request1=ADC3
-Dma.Request2=USART2_RX
-Dma.Request3=USART2_TX
-Dma.Request4=USART1_RX
-Dma.Request5=USART1_TX
-Dma.RequestsNb=6
-Dma.USART1_RX.4.Direction=DMA_PERIPH_TO_MEMORY
-Dma.USART1_RX.4.Instance=DMA1_Channel5
-Dma.USART1_RX.4.MemDataAlignment=DMA_MDATAALIGN_BYTE
-Dma.USART1_RX.4.MemInc=DMA_MINC_ENABLE
-Dma.USART1_RX.4.Mode=DMA_NORMAL
-Dma.USART1_RX.4.PeriphDataAlignment=DMA_PDATAALIGN_BYTE
-Dma.USART1_RX.4.PeriphInc=DMA_PINC_DISABLE
-Dma.USART1_RX.4.Priority=DMA_PRIORITY_LOW
-Dma.USART1_RX.4.RequestParameters=Instance,Direction,PeriphInc,MemInc,PeriphDataAlignment,MemDataAlignment,Mode,Priority
-Dma.USART1_TX.5.Direction=DMA_MEMORY_TO_PERIPH
-Dma.USART1_TX.5.Instance=DMA1_Channel4
-Dma.USART1_TX.5.MemDataAlignment=DMA_MDATAALIGN_BYTE
-Dma.USART1_TX.5.MemInc=DMA_MINC_ENABLE
-Dma.USART1_TX.5.Mode=DMA_NORMAL
-Dma.USART1_TX.5.PeriphDataAlignment=DMA_PDATAALIGN_BYTE
-Dma.USART1_TX.5.PeriphInc=DMA_PINC_DISABLE
-Dma.USART1_TX.5.Priority=DMA_PRIORITY_LOW
-Dma.USART1_TX.5.RequestParameters=Instance,Direction,PeriphInc,MemInc,PeriphDataAlignment,MemDataAlignment,Mode,Priority
-Dma.USART2_RX.2.Direction=DMA_PERIPH_TO_MEMORY
-Dma.USART2_RX.2.Instance=DMA1_Channel6
-Dma.USART2_RX.2.MemDataAlignment=DMA_MDATAALIGN_BYTE
-Dma.USART2_RX.2.MemInc=DMA_MINC_ENABLE
-Dma.USART2_RX.2.Mode=DMA_NORMAL
-Dma.USART2_RX.2.PeriphDataAlignment=DMA_PDATAALIGN_BYTE
-Dma.USART2_RX.2.PeriphInc=DMA_PINC_DISABLE
-Dma.USART2_RX.2.Priority=DMA_PRIORITY_LOW
-Dma.USART2_RX.2.RequestParameters=Instance,Direction,PeriphInc,MemInc,PeriphDataAlignment,MemDataAlignment,Mode,Priority
-Dma.USART2_TX.3.Direction=DMA_MEMORY_TO_PERIPH
-Dma.USART2_TX.3.Instance=DMA1_Channel7
-Dma.USART2_TX.3.MemDataAlignment=DMA_MDATAALIGN_BYTE
-Dma.USART2_TX.3.MemInc=DMA_MINC_ENABLE
-Dma.USART2_TX.3.Mode=DMA_NORMAL
-Dma.USART2_TX.3.PeriphDataAlignment=DMA_PDATAALIGN_BYTE
-Dma.USART2_TX.3.PeriphInc=DMA_PINC_DISABLE
-Dma.USART2_TX.3.Priority=DMA_PRIORITY_LOW
-Dma.USART2_TX.3.RequestParameters=Instance,Direction,PeriphInc,MemInc,PeriphDataAlignment,MemDataAlignment,Mode,Priority
+Dma.Request2=USART2_TX
+Dma.Request3=USART1_RX
+Dma.Request4=USART1_TX
+Dma.RequestsNb=5
+Dma.USART1_RX.3.Direction=DMA_PERIPH_TO_MEMORY
+Dma.USART1_RX.3.Instance=DMA1_Channel5
+Dma.USART1_RX.3.MemDataAlignment=DMA_MDATAALIGN_BYTE
+Dma.USART1_RX.3.MemInc=DMA_MINC_ENABLE
+Dma.USART1_RX.3.Mode=DMA_NORMAL
+Dma.USART1_RX.3.PeriphDataAlignment=DMA_PDATAALIGN_BYTE
+Dma.USART1_RX.3.PeriphInc=DMA_PINC_DISABLE
+Dma.USART1_RX.3.Priority=DMA_PRIORITY_LOW
+Dma.USART1_RX.3.RequestParameters=Instance,Direction,PeriphInc,MemInc,PeriphDataAlignment,MemDataAlignment,Mode,Priority
+Dma.USART1_TX.4.Direction=DMA_MEMORY_TO_PERIPH
+Dma.USART1_TX.4.Instance=DMA1_Channel4
+Dma.USART1_TX.4.MemDataAlignment=DMA_MDATAALIGN_BYTE
+Dma.USART1_TX.4.MemInc=DMA_MINC_ENABLE
+Dma.USART1_TX.4.Mode=DMA_NORMAL
+Dma.USART1_TX.4.PeriphDataAlignment=DMA_PDATAALIGN_BYTE
+Dma.USART1_TX.4.PeriphInc=DMA_PINC_DISABLE
+Dma.USART1_TX.4.Priority=DMA_PRIORITY_LOW
+Dma.USART1_TX.4.RequestParameters=Instance,Direction,PeriphInc,MemInc,PeriphDataAlignment,MemDataAlignment,Mode,Priority
+Dma.USART2_TX.2.Direction=DMA_MEMORY_TO_PERIPH
+Dma.USART2_TX.2.Instance=DMA1_Channel7
+Dma.USART2_TX.2.MemDataAlignment=DMA_MDATAALIGN_BYTE
+Dma.USART2_TX.2.MemInc=DMA_MINC_ENABLE
+Dma.USART2_TX.2.Mode=DMA_NORMAL
+Dma.USART2_TX.2.PeriphDataAlignment=DMA_PDATAALIGN_BYTE
+Dma.USART2_TX.2.PeriphInc=DMA_PINC_DISABLE
+Dma.USART2_TX.2.Priority=DMA_PRIORITY_LOW
+Dma.USART2_TX.2.RequestParameters=Instance,Direction,PeriphInc,MemInc,PeriphDataAlignment,MemDataAlignment,Mode,Priority
 File.Version=6
 GPIO.groupedBy=Group By Peripherals
 I2C2.I2C_Mode=I2C_Fast
@@ -188,7 +178,6 @@ NVIC.BusFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false
 NVIC.DMA1_Channel1_IRQn=true\:0\:0\:false\:true\:true\:1\:false\:true
 NVIC.DMA1_Channel4_IRQn=true\:0\:0\:false\:true\:true\:9\:false\:true
 NVIC.DMA1_Channel5_IRQn=true\:0\:0\:false\:true\:true\:10\:false\:true
-NVIC.DMA1_Channel6_IRQn=true\:0\:0\:false\:true\:true\:7\:false\:true
 NVIC.DMA1_Channel7_IRQn=true\:0\:0\:false\:true\:true\:8\:false\:true
 NVIC.DMA2_Channel4_5_IRQn=true\:0\:0\:false\:true\:true\:4\:false\:true
 NVIC.DebugMonitor_IRQn=true\:0\:0\:false\:false\:true\:false\:false

Src/main.c

@@ -59,7 +59,6 @@ UART_HandleTypeDef huart1;
 UART_HandleTypeDef huart2;
 DMA_HandleTypeDef hdma_usart1_rx;
 DMA_HandleTypeDef hdma_usart1_tx;
-DMA_HandleTypeDef hdma_usart2_rx;
 DMA_HandleTypeDef hdma_usart2_tx;
 
 /* USER CODE BEGIN PV */
@@ -234,11 +233,8 @@ uint8_t MBICTest_Firmdata[8]  = {1,2,3,4,5,6,7,8};
   * @brief  The application entry point.
   * @retval int
   */
-extern const uint16_t crc16_tab[256];
-
-
-
-int main(void)  {
+int main(void)
+{
   /* USER CODE BEGIN 1 */
 
 
@@ -253,7 +249,6 @@ int main(void)  {
 
   /* USER CODE END Init */
 
-
   /* Configure the system clock */
   SystemClock_Config();
 
@@ -472,9 +467,6 @@ static void MX_NVIC_Init(void)
   /* ADC3_IRQn interrupt configuration */
   HAL_NVIC_SetPriority(ADC3_IRQn, 0, 0);
   HAL_NVIC_EnableIRQ(ADC3_IRQn);
-  /* DMA1_Channel6_IRQn interrupt configuration */
-  HAL_NVIC_SetPriority(DMA1_Channel6_IRQn, 0, 0);
-  HAL_NVIC_EnableIRQ(DMA1_Channel6_IRQn);
   /* DMA1_Channel7_IRQn interrupt configuration */
   HAL_NVIC_SetPriority(DMA1_Channel7_IRQn, 0, 0);
   HAL_NVIC_EnableIRQ(DMA1_Channel7_IRQn);
@@ -648,13 +640,12 @@ static void MX_I2C2_Init(void)
 
   /* USER CODE END I2C2_Init 1 */
   hi2c2.Instance = I2C2;
-  hi2c2.Init.ClockSpeed = 100000;
+  hi2c2.Init.ClockSpeed = 400000;
   hi2c2.Init.DutyCycle = I2C_DUTYCYCLE_2;
   hi2c2.Init.OwnAddress1 = 0;
   hi2c2.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
   hi2c2.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;
   hi2c2.Init.OwnAddress2 = 0;
-  
   hi2c2.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;
   hi2c2.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;
   if (HAL_I2C_Init(&hi2c2) != HAL_OK)
@@ -869,6 +860,18 @@ static void MX_GPIO_Init(void)
   GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
   HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
 
+  /*Configure GPIO pins : UNIT_ID0_Pin UNIT_ID1_Pin UNIT_ID2_Pin */
+  GPIO_InitStruct.Pin = UNIT_ID0_Pin|UNIT_ID1_Pin|UNIT_ID2_Pin;
+  GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
+  GPIO_InitStruct.Pull = GPIO_NOPULL;
+  HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
+
+  /*Configure GPIO pin : UNIT_ID3_Pin */
+  GPIO_InitStruct.Pin = UNIT_ID3_Pin;
+  GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
+  GPIO_InitStruct.Pull = GPIO_NOPULL;
+  HAL_GPIO_Init(UNIT_ID3_GPIO_Port, &GPIO_InitStruct);
+
 }
 
 /* USER CODE BEGIN 4 */

Src/stm32f1xx_hal_msp.c

@@ -32,8 +32,6 @@ extern DMA_HandleTypeDef hdma_usart1_rx;
 
 extern DMA_HandleTypeDef hdma_usart1_tx;
 
-extern DMA_HandleTypeDef hdma_usart2_rx;
-
 extern DMA_HandleTypeDef hdma_usart2_tx;
 
 /* Private typedef -----------------------------------------------------------*/
@@ -462,22 +460,6 @@ void HAL_UART_MspInit(UART_HandleTypeDef* huart)
     HAL_GPIO_Init(RFU_RX_GPIO_Port, &GPIO_InitStruct);
 
     /* USART2 DMA Init */
-    /* USART2_RX Init */
-    hdma_usart2_rx.Instance = DMA1_Channel6;
-    hdma_usart2_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
-    hdma_usart2_rx.Init.PeriphInc = DMA_PINC_DISABLE;
-    hdma_usart2_rx.Init.MemInc = DMA_MINC_ENABLE;
-    hdma_usart2_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
-    hdma_usart2_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
-    hdma_usart2_rx.Init.Mode = DMA_NORMAL;
-    hdma_usart2_rx.Init.Priority = DMA_PRIORITY_LOW;
-    if (HAL_DMA_Init(&hdma_usart2_rx) != HAL_OK)
-    {
-      Error_Handler();
-    }
-
-    __HAL_LINKDMA(huart,hdmarx,hdma_usart2_rx);
-
     /* USART2_TX Init */
     hdma_usart2_tx.Instance = DMA1_Channel7;
     hdma_usart2_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
@@ -548,7 +530,6 @@ void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
     HAL_GPIO_DeInit(GPIOA, RFU_TX_Pin|RFU_RX_Pin);
 
     /* USART2 DMA DeInit */
-    HAL_DMA_DeInit(huart->hdmarx);
     HAL_DMA_DeInit(huart->hdmatx);
 
     /* USART2 interrupt DeInit */

Src/stm32f1xx_it.c

@@ -63,7 +63,6 @@ extern ADC_HandleTypeDef hadc3;
 extern TIM_HandleTypeDef htim6;
 extern DMA_HandleTypeDef hdma_usart1_rx;
 extern DMA_HandleTypeDef hdma_usart1_tx;
-extern DMA_HandleTypeDef hdma_usart2_rx;
 extern DMA_HandleTypeDef hdma_usart2_tx;
 extern UART_HandleTypeDef huart1;
 extern UART_HandleTypeDef huart2;
@@ -251,20 +250,6 @@ void DMA1_Channel5_IRQHandler(void)
   /* USER CODE END DMA1_Channel5_IRQn 1 */
 }
 
-/**
-  * @brief This function handles DMA1 channel6 global interrupt.
-  */
-void DMA1_Channel6_IRQHandler(void)
-{
-  /* USER CODE BEGIN DMA1_Channel6_IRQn 0 */
-
-  /* USER CODE END DMA1_Channel6_IRQn 0 */
-  HAL_DMA_IRQHandler(&hdma_usart2_rx);
-  /* USER CODE BEGIN DMA1_Channel6_IRQn 1 */
-
-  /* USER CODE END DMA1_Channel6_IRQn 1 */
-}
-
 /**
   * @brief This function handles DMA1 channel7 global interrupt.
   */