working dac dma

.vscode/c_cpp_properties.json

@@ -15,7 +15,8 @@
                 "STM32G474xx",
                 "USE_HAL_DRIVER"
             ],
-            "compilerPath": "C:/MyApps/arm-gcc/arm-gnu-toolchain-12.2.mpacbti-bet1-mingw-w64-i686-arm-none-eabi/bin/arm-none-eabi-gcc.exe",
+            // "compilerPath": "C:/MyApps/arm-gcc/arm-gnu-toolchain-12.2.mpacbti-bet1-mingw-w64-i686-arm-none-eabi/bin/arm-none-eabi-gcc.exe",
+            "compilerPath": "C:/MyApps/arm-gcc/gcc-arm-none-eabi-10.3-2021.10/bin/arm-none-eabi-gcc.exe",
             "cStandard": "c11",
             "cppStandard": "gnu++17",
             "intelliSenseMode": "windows-gcc-x64"

.vscode/launch.json

@@ -0,0 +1,22 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Cortex Debug",
+            "cwd": "${workspaceFolder}",
+            "executable": "build/${workspaceFolderBasename}.elf",
+            "request": "launch",
+            "type": "cortex-debug",
+            "runToEntryPoint": "main",
+            "servertype": "stlink",
+            "stlinkPath": "C:/MyApps/STM32CubeIDE/STM32CubeIDE_1.14.0/STM32CubeIDE/plugins/com.st.stm32cube.ide.mcu.externaltools.stlink-gdb-server.win32_2.1.100.202310302101/tools/bin/ST-LINK_gdbserver.exe",
+            // "serverpath": "C:/MyApps/STM32CubeIDE/STM32CubeIDE_1.14.0/STM32CubeIDE/plugins/com.st.stm32cube.ide.mcu.externaltools.stlink-gdb-server.win32_2.1.100.202310302101/tools/bin/ST-LINK_gdbserver.exe",
+            "stm32cubeprogrammer": "C:/MyApps/STM32CubeProgrammer/bin",
+            "device": "STM32G474RE",
+            "svdFile": "STM32G474xx.svd"
+        }
+    ]
+}

.vscode/settings.json

@@ -0,0 +1,5 @@
+{
+    "files.associations": {
+        "main.h": "c"
+    }
+}

Core/Inc/opamp.h

@@ -34,14 +34,11 @@ extern "C" {
 
 extern OPAMP_HandleTypeDef hopamp4;
 
-extern OPAMP_HandleTypeDef hopamp5;
-
 /* USER CODE BEGIN Private defines */
 
 /* USER CODE END Private defines */
 
 void MX_OPAMP4_Init(void);
-void MX_OPAMP5_Init(void);
 
 /* USER CODE BEGIN Prototypes */
 

Core/Inc/stm32g4xx_it.h

@@ -56,8 +56,8 @@ void DebugMon_Handler(void);
 void PendSV_Handler(void);
 void SysTick_Handler(void);
 void DMA1_Channel1_IRQHandler(void);
-void DMA1_Channel2_IRQHandler(void);
 void EXTI15_10_IRQHandler(void);
+void TIM7_DAC_IRQHandler(void);
 /* USER CODE BEGIN EFP */
 
 /* USER CODE END EFP */

Core/Src/dac.c

@@ -26,7 +26,6 @@
 
 DAC_HandleTypeDef hdac4;
 DMA_HandleTypeDef hdma_dac4_ch1;
-DMA_HandleTypeDef hdma_dac4_ch2;
 
 /* DAC4 init function */
 void MX_DAC4_Init(void)
@@ -52,7 +51,7 @@ void MX_DAC4_Init(void)
 
   /** DAC channel OUT1 config
   */
-  sConfig.DAC_HighFrequency = DAC_HIGH_FREQUENCY_INTERFACE_MODE_ABOVE_160MHZ;
+  sConfig.DAC_HighFrequency = DAC_HIGH_FREQUENCY_INTERFACE_MODE_AUTOMATIC;
   sConfig.DAC_DMADoubleDataMode = DISABLE;
   sConfig.DAC_SignedFormat = DISABLE;
   sConfig.DAC_SampleAndHold = DAC_SAMPLEANDHOLD_DISABLE;
@@ -65,13 +64,6 @@ void MX_DAC4_Init(void)
   {
     Error_Handler();
   }
-
-  /** DAC channel OUT2 config
-  */
-  if (HAL_DAC_ConfigChannel(&hdac4, &sConfig, DAC_CHANNEL_2) != HAL_OK)
-  {
-    Error_Handler();
-  }
   /* USER CODE BEGIN DAC4_Init 2 */
 
   /* USER CODE END DAC4_Init 2 */
@@ -96,7 +88,7 @@ void HAL_DAC_MspInit(DAC_HandleTypeDef* dacHandle)
     hdma_dac4_ch1.Init.Direction = DMA_MEMORY_TO_PERIPH;
     hdma_dac4_ch1.Init.PeriphInc = DMA_PINC_DISABLE;
     hdma_dac4_ch1.Init.MemInc = DMA_MINC_ENABLE;
-    hdma_dac4_ch1.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
+    hdma_dac4_ch1.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;
     hdma_dac4_ch1.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
     hdma_dac4_ch1.Init.Mode = DMA_CIRCULAR;
     hdma_dac4_ch1.Init.Priority = DMA_PRIORITY_LOW;
@@ -107,23 +99,6 @@ void HAL_DAC_MspInit(DAC_HandleTypeDef* dacHandle)
 
     __HAL_LINKDMA(dacHandle,DMA_Handle1,hdma_dac4_ch1);
 
-    /* DAC4_CH2 Init */
-    hdma_dac4_ch2.Instance = DMA1_Channel2;
-    hdma_dac4_ch2.Init.Request = DMA_REQUEST_DAC4_CHANNEL2;
-    hdma_dac4_ch2.Init.Direction = DMA_MEMORY_TO_PERIPH;
-    hdma_dac4_ch2.Init.PeriphInc = DMA_PINC_DISABLE;
-    hdma_dac4_ch2.Init.MemInc = DMA_MINC_ENABLE;
-    hdma_dac4_ch2.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
-    hdma_dac4_ch2.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
-    hdma_dac4_ch2.Init.Mode = DMA_CIRCULAR;
-    hdma_dac4_ch2.Init.Priority = DMA_PRIORITY_LOW;
-    if (HAL_DMA_Init(&hdma_dac4_ch2) != HAL_OK)
-    {
-      Error_Handler();
-    }
-
-    __HAL_LINKDMA(dacHandle,DMA_Handle2,hdma_dac4_ch2);
-
   /* USER CODE BEGIN DAC4_MspInit 1 */
 
   /* USER CODE END DAC4_MspInit 1 */
@@ -143,7 +118,16 @@ void HAL_DAC_MspDeInit(DAC_HandleTypeDef* dacHandle)
 
     /* DAC4 DMA DeInit */
     HAL_DMA_DeInit(dacHandle->DMA_Handle1);
-    HAL_DMA_DeInit(dacHandle->DMA_Handle2);
+
+    /* DAC4 interrupt Deinit */
+  /* USER CODE BEGIN DAC4:TIM7_DAC_IRQn disable */
+    /**
+    * Uncomment the line below to disable the "TIM7_DAC_IRQn" interrupt
+    * Be aware, disabling shared interrupt may affect other IPs
+    */
+    /* HAL_NVIC_DisableIRQ(TIM7_DAC_IRQn); */
+  /* USER CODE END DAC4:TIM7_DAC_IRQn disable */
+
   /* USER CODE BEGIN DAC4_MspDeInit 1 */
 
   /* USER CODE END DAC4_MspDeInit 1 */

Core/Src/dma.c

@@ -47,9 +47,6 @@ void MX_DMA_Init(void)
   /* DMA1_Channel1_IRQn interrupt configuration */
   HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 0, 0);
   HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn);
-  /* DMA1_Channel2_IRQn interrupt configuration */
-  HAL_NVIC_SetPriority(DMA1_Channel2_IRQn, 0, 0);
-  HAL_NVIC_EnableIRQ(DMA1_Channel2_IRQn);
 
 }
 

Core/Src/main.c

@@ -1,20 +1,20 @@
 /* USER CODE BEGIN Header */
 /**
-  ******************************************************************************
+ ******************************************************************************
-  * @file           : main.c
+ * @file           : main.c
-  * @brief          : Main program body
+ * @brief          : Main program body
-  ******************************************************************************
+ ******************************************************************************
-  * @attention
+ * @attention
-  *
+ *
-  * Copyright (c) 2023 STMicroelectronics.
+ * Copyright (c) 2023 STMicroelectronics.
-  * All rights reserved.
+ * All rights reserved.
-  *
+ *
-  * This software is licensed under terms that can be found in the LICENSE file
+ * This software is licensed under terms that can be found in the LICENSE file
-  * in the root directory of this software component.
+ * in the root directory of this software component.
-  * If no LICENSE file comes with this software, it is provided AS-IS.
+ * If no LICENSE file comes with this software, it is provided AS-IS.
-  *
+ *
-  ******************************************************************************
+ ******************************************************************************
-  */
+ */
 /* USER CODE END Header */
 /* Includes ------------------------------------------------------------------*/
 #include "main.h"
@@ -37,7 +37,7 @@
 
 /* Private define ------------------------------------------------------------*/
 /* USER CODE BEGIN PD */
-
+#define DAC_LENGHT 16
 /* USER CODE END PD */
 
 /* Private macro -------------------------------------------------------------*/
@@ -48,11 +48,14 @@
 /* Private variables ---------------------------------------------------------*/
 
 /* USER CODE BEGIN PV */
-
+volatile uint8_t dac_no;
+uint16_t dac_data_ch1[DAC_LENGHT];
+uint16_t dac_data_ch2[DAC_LENGHT];
 /* USER CODE END PV */
 
 /* Private function prototypes -----------------------------------------------*/
 void SystemClock_Config(void);
+static void MX_NVIC_Init(void);
 /* USER CODE BEGIN PFP */
 
 /* USER CODE END PFP */
@@ -63,9 +66,9 @@ void SystemClock_Config(void);
 /* USER CODE END 0 */
 
 /**
-  * @brief  The application entry point.
+ * @brief  The application entry point.
-  * @retval int
+ * @retval int
-  */
+ */
 int main(void)
 {
   /* USER CODE BEGIN 1 */
@@ -94,16 +97,50 @@ int main(void)
   MX_DAC4_Init();
   MX_LPUART1_UART_Init();
   MX_OPAMP4_Init();
-  MX_OPAMP5_Init();
   MX_TIM7_Init();
-  /* USER CODE BEGIN 2 */
 
+  /* Initialize interrupts */
+  MX_NVIC_Init();
+  /* USER CODE BEGIN 2 */
+  for (size_t i = 0; i < DAC_LENGHT; i++)
+  {
+    if (i % 2 == 0)
+    {
+      dac_data_ch1[i] = 0;
+      dac_data_ch2[i] = 4095;
+    }
+    else
+    {
+      dac_data_ch1[i] = 4095;
+      dac_data_ch2[i] = 0;
+    }
+  }
+
+  HAL_DAC_Start_DMA(&hdac4, DAC_CHANNEL_1, (uint32_t *)dac_data_ch1, DAC_LENGHT, DAC_ALIGN_12B_R);
+  // HAL_DAC_Start_DMA(&hdac4, DAC_CHANNEL_2, (uint32_t *)dac_data_ch2, DAC_LENGHT, DAC_ALIGN_12B_R);
+  // HAL_DAC_Start(&hdac4, DAC_CHANNEL_1);
+  // HAL_DAC_Start(&hdac4, DAC_CHANNEL_2);
+  HAL_OPAMP_Start(&hopamp4);
+  // HAL_OPAMP_Start(&hopamp5);
+  HAL_TIM_Base_Start_IT(&htim7);
   /* USER CODE END 2 */
 
   /* Infinite loop */
   /* USER CODE BEGIN WHILE */
+  uint8_t i = 0;
   while (1)
   {
+    // HAL_DAC_SetValue(&hdac4, DAC_CHANNEL_1, DAC_ALIGN_12B_R, dac_data_ch1[i]);
+    // HAL_DAC_SetValue(&hdac4, DAC_CHANNEL_2, DAC_ALIGN_12B_R, dac_data_ch1[i++]);
+
+    if (i >= DAC_LENGHT)
+    {
+      i = 0;
+    }
+
+    // HAL_GPIO_TogglePin(LD2_GPIO_Port, LD2_Pin);
+    HAL_Delay(1000);
+    htim7.Instance->PSC = 100;
     /* USER CODE END WHILE */
 
     /* USER CODE BEGIN 3 */
@@ -112,21 +149,21 @@ int main(void)
 }
 
 /**
-  * @brief System Clock Configuration
+ * @brief System Clock Configuration
-  * @retval None
+ * @retval None
-  */
+ */
 void SystemClock_Config(void)
 {
   RCC_OscInitTypeDef RCC_OscInitStruct = {0};
   RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
 
   /** Configure the main internal regulator output voltage
-  */
+   */
   HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1_BOOST);
 
   /** Initializes the RCC Oscillators according to the specified parameters
-  * in the RCC_OscInitTypeDef structure.
+   * in the RCC_OscInitTypeDef structure.
-  */
+   */
   RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
   RCC_OscInitStruct.HSEState = RCC_HSE_ON;
   RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
@@ -142,9 +179,8 @@ void SystemClock_Config(void)
   }
 
   /** Initializes the CPU, AHB and APB buses clocks
-  */
+   */
-  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
+  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
-                              |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
   RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
@@ -156,14 +192,36 @@ void SystemClock_Config(void)
   }
 }
 
-/* USER CODE BEGIN 4 */
+/**
+ * @brief NVIC Configuration.
+ * @retval None
+ */
+static void MX_NVIC_Init(void)
+{
+  /* TIM7_DAC_IRQn interrupt configuration */
+  HAL_NVIC_SetPriority(TIM7_DAC_IRQn, 0, 0);
+  HAL_NVIC_EnableIRQ(TIM7_DAC_IRQn);
+}
 
+/* USER CODE BEGIN 4 */
+void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
+{
+  HAL_GPIO_TogglePin(LD2_GPIO_Port, LD2_Pin);
+}
+
+void HAL_DAC_ConvHalfCpltCallbackCh1(DAC_HandleTypeDef *hdac)
+{
+  if (hdac->Instance == DAC4)
+  {
+    dac_no = 1;
+  }
+}
 /* USER CODE END 4 */
 
 /**
-  * @brief  This function is executed in case of error occurrence.
+ * @brief  This function is executed in case of error occurrence.
-  * @retval None
+ * @retval None
-  */
+ */
 void Error_Handler(void)
 {
   /* USER CODE BEGIN Error_Handler_Debug */
@@ -175,14 +233,14 @@ void Error_Handler(void)
   /* USER CODE END Error_Handler_Debug */
 }
 
-#ifdef  USE_FULL_ASSERT
+#ifdef USE_FULL_ASSERT
 /**
-  * @brief  Reports the name of the source file and the source line number
+ * @brief  Reports the name of the source file and the source line number
-  *         where the assert_param error has occurred.
+ *         where the assert_param error has occurred.
-  * @param  file: pointer to the source file name
+ * @param  file: pointer to the source file name
-  * @param  line: assert_param error line source number
+ * @param  line: assert_param error line source number
-  * @retval None
+ * @retval None
-  */
+ */
 void assert_failed(uint8_t *file, uint32_t line)
 {
   /* USER CODE BEGIN 6 */

Core/Src/opamp.c

@@ -25,7 +25,6 @@
 /* USER CODE END 0 */
 
 OPAMP_HandleTypeDef hopamp4;
-OPAMP_HandleTypeDef hopamp5;
 
 /* OPAMP4 init function */
 void MX_OPAMP4_Init(void)
@@ -53,33 +52,6 @@ void MX_OPAMP4_Init(void)
 
   /* USER CODE END OPAMP4_Init 2 */
 
-}
-/* OPAMP5 init function */
-void MX_OPAMP5_Init(void)
-{
-
-  /* USER CODE BEGIN OPAMP5_Init 0 */
-
-  /* USER CODE END OPAMP5_Init 0 */
-
-  /* USER CODE BEGIN OPAMP5_Init 1 */
-
-  /* USER CODE END OPAMP5_Init 1 */
-  hopamp5.Instance = OPAMP5;
-  hopamp5.Init.PowerMode = OPAMP_POWERMODE_HIGHSPEED;
-  hopamp5.Init.Mode = OPAMP_FOLLOWER_MODE;
-  hopamp5.Init.NonInvertingInput = OPAMP_NONINVERTINGINPUT_DAC;
-  hopamp5.Init.InternalOutput = DISABLE;
-  hopamp5.Init.TimerControlledMuxmode = OPAMP_TIMERCONTROLLEDMUXMODE_DISABLE;
-  hopamp5.Init.UserTrimming = OPAMP_TRIMMING_FACTORY;
-  if (HAL_OPAMP_Init(&hopamp5) != HAL_OK)
-  {
-    Error_Handler();
-  }
-  /* USER CODE BEGIN OPAMP5_Init 2 */
-
-  /* USER CODE END OPAMP5_Init 2 */
-
 }
 
 void HAL_OPAMP_MspInit(OPAMP_HandleTypeDef* opampHandle)
@@ -105,25 +77,6 @@ void HAL_OPAMP_MspInit(OPAMP_HandleTypeDef* opampHandle)
 
   /* USER CODE END OPAMP4_MspInit 1 */
   }
-  else if(opampHandle->Instance==OPAMP5)
-  {
-  /* USER CODE BEGIN OPAMP5_MspInit 0 */
-
-  /* USER CODE END OPAMP5_MspInit 0 */
-
-    __HAL_RCC_GPIOA_CLK_ENABLE();
-    /**OPAMP5 GPIO Configuration
-    PA8     ------> OPAMP5_VOUT
-    */
-    GPIO_InitStruct.Pin = GPIO_PIN_8;
-    GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
-    GPIO_InitStruct.Pull = GPIO_NOPULL;
-    HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
-
-  /* USER CODE BEGIN OPAMP5_MspInit 1 */
-
-  /* USER CODE END OPAMP5_MspInit 1 */
-  }
 }
 
 void HAL_OPAMP_MspDeInit(OPAMP_HandleTypeDef* opampHandle)
@@ -144,21 +97,6 @@ void HAL_OPAMP_MspDeInit(OPAMP_HandleTypeDef* opampHandle)
 
   /* USER CODE END OPAMP4_MspDeInit 1 */
   }
-  else if(opampHandle->Instance==OPAMP5)
-  {
-  /* USER CODE BEGIN OPAMP5_MspDeInit 0 */
-
-  /* USER CODE END OPAMP5_MspDeInit 0 */
-
-    /**OPAMP5 GPIO Configuration
-    PA8     ------> OPAMP5_VOUT
-    */
-    HAL_GPIO_DeInit(GPIOA, GPIO_PIN_8);
-
-  /* USER CODE BEGIN OPAMP5_MspDeInit 1 */
-
-  /* USER CODE END OPAMP5_MspDeInit 1 */
-  }
 }
 
 /* USER CODE BEGIN 1 */

Core/Src/stm32g4xx_it.c

@@ -56,7 +56,8 @@
 
 /* External variables --------------------------------------------------------*/
 extern DMA_HandleTypeDef hdma_dac4_ch1;
-extern DMA_HandleTypeDef hdma_dac4_ch2;
+extern DAC_HandleTypeDef hdac4;
+extern TIM_HandleTypeDef htim7;
 /* USER CODE BEGIN EV */
 
 /* USER CODE END EV */
@@ -213,20 +214,6 @@ void DMA1_Channel1_IRQHandler(void)
   /* USER CODE END DMA1_Channel1_IRQn 1 */
 }
 
-/**
-  * @brief This function handles DMA1 channel2 global interrupt.
-  */
-void DMA1_Channel2_IRQHandler(void)
-{
-  /* USER CODE BEGIN DMA1_Channel2_IRQn 0 */
-
-  /* USER CODE END DMA1_Channel2_IRQn 0 */
-  HAL_DMA_IRQHandler(&hdma_dac4_ch2);
-  /* USER CODE BEGIN DMA1_Channel2_IRQn 1 */
-
-  /* USER CODE END DMA1_Channel2_IRQn 1 */
-}
-
 /**
   * @brief This function handles EXTI line[15:10] interrupts.
   */
@@ -241,6 +228,21 @@ void EXTI15_10_IRQHandler(void)
   /* USER CODE END EXTI15_10_IRQn 1 */
 }
 
+/**
+  * @brief This function handles TIM7 global interrupt, DAC2 and DAC4 channel underrun error interrupts.
+  */
+void TIM7_DAC_IRQHandler(void)
+{
+  /* USER CODE BEGIN TIM7_DAC_IRQn 0 */
+
+  /* USER CODE END TIM7_DAC_IRQn 0 */
+  HAL_TIM_IRQHandler(&htim7);
+  HAL_DAC_IRQHandler(&hdac4);
+  /* USER CODE BEGIN TIM7_DAC_IRQn 1 */
+
+  /* USER CODE END TIM7_DAC_IRQn 1 */
+}
+
 /* USER CODE BEGIN 1 */
 
 /* USER CODE END 1 */

Core/Src/tim.c

@@ -40,7 +40,7 @@ void MX_TIM7_Init(void)
 
   /* USER CODE END TIM7_Init 1 */
   htim7.Instance = TIM7;
-  htim7.Init.Prescaler = 0;
+  htim7.Init.Prescaler = 1000;
   htim7.Init.CounterMode = TIM_COUNTERMODE_UP;
   htim7.Init.Period = 169;
   htim7.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_ENABLE;
@@ -86,6 +86,16 @@ void HAL_TIM_Base_MspDeInit(TIM_HandleTypeDef* tim_baseHandle)
   /* USER CODE END TIM7_MspDeInit 0 */
     /* Peripheral clock disable */
     __HAL_RCC_TIM7_CLK_DISABLE();
+
+    /* TIM7 interrupt Deinit */
+  /* USER CODE BEGIN TIM7:TIM7_DAC_IRQn disable */
+    /**
+    * Uncomment the line below to disable the "TIM7_DAC_IRQn" interrupt
+    * Be aware, disabling shared interrupt may affect other IPs
+    */
+    /* HAL_NVIC_DisableIRQ(TIM7_DAC_IRQn); */
+  /* USER CODE END TIM7:TIM7_DAC_IRQn disable */
+
   /* USER CODE BEGIN TIM7_MspDeInit 1 */
 
   /* USER CODE END TIM7_MspDeInit 1 */

Makefile

@@ -1,5 +1,5 @@
 ##########################################################################################################################
-# File automatically-generated by tool: [projectgenerator] version: [4.1.0] date: [Mon Dec 11 19:03:06 CET 2023]
+# File automatically-generated by tool: [projectgenerator] version: [4.1.0] date: [Tue Dec 12 23:07:03 CET 2023] 
 ##########################################################################################################################
 
 # ------------------------------------------------
@@ -39,7 +39,6 @@ C_SOURCES =  \
 Core/Src/main.c \
 Core/Src/gpio.c \
 Core/Src/dac.c \
-Core/Src/dma.c \
 Core/Src/usart.c \
 Core/Src/opamp.c \
 Core/Src/tim.c \
@@ -66,7 +65,8 @@ Drivers/STM32G4xx_HAL_Driver/Src/stm32g4xx_hal_opamp.c \
 Drivers/STM32G4xx_HAL_Driver/Src/stm32g4xx_hal_opamp_ex.c \
 Drivers/STM32G4xx_HAL_Driver/Src/stm32g4xx_hal_tim.c \
 Drivers/STM32G4xx_HAL_Driver/Src/stm32g4xx_hal_tim_ex.c \
-Core/Src/system_stm32g4xx.c  
+Core/Src/system_stm32g4xx.c \
+Core/Src/dma.c
 
 # ASM sources
 ASM_SOURCES =  \
@@ -199,4 +199,4 @@ clean:
 #######################################
 -include $(wildcard $(BUILD_DIR)/*.d)
 
-# *** EOF ***
+# *** EOF ***

stm32g474_dac_dma_demo.ioc

@@ -2,18 +2,16 @@
 CAD.formats=
 CAD.pinconfig=
 CAD.provider=
-DAC4.DAC_Channel-DAC_OUT2_Int=DAC_CHANNEL_2
+DAC4.DAC_HighFrequency_OUT1-DAC_OUT1_Int=DAC_HIGH_FREQUENCY_INTERFACE_MODE_AUTOMATIC
-DAC4.DAC_HighFrequency_OUT1-DAC_OUT1_Int=DAC_HIGH_FREQUENCY_INTERFACE_MODE_ABOVE_160MHZ
 DAC4.DAC_Trigger_OUT1-DAC_OUT1_Int=DAC_TRIGGER_T7_TRGO
-DAC4.DAC_Trigger_OUT2-DAC_OUT2_Int=DAC_TRIGGER_T7_TRGO
+DAC4.IPParameters=DAC_HighFrequency_OUT1-DAC_OUT1_Int,DAC_Trigger_OUT1-DAC_OUT1_Int
-DAC4.IPParameters=DAC_Channel-DAC_OUT2_Int,DAC_HighFrequency_OUT1-DAC_OUT1_Int,DAC_Trigger_OUT1-DAC_OUT1_Int,DAC_Trigger_OUT2-DAC_OUT2_Int
 Dma.DAC4_CH1.0.Direction=DMA_MEMORY_TO_PERIPH
 Dma.DAC4_CH1.0.EventEnable=DISABLE
 Dma.DAC4_CH1.0.Instance=DMA1_Channel1
 Dma.DAC4_CH1.0.MemDataAlignment=DMA_MDATAALIGN_HALFWORD
 Dma.DAC4_CH1.0.MemInc=DMA_MINC_ENABLE
 Dma.DAC4_CH1.0.Mode=DMA_CIRCULAR
-Dma.DAC4_CH1.0.PeriphDataAlignment=DMA_PDATAALIGN_HALFWORD
+Dma.DAC4_CH1.0.PeriphDataAlignment=DMA_PDATAALIGN_WORD
 Dma.DAC4_CH1.0.PeriphInc=DMA_PINC_DISABLE
 Dma.DAC4_CH1.0.Polarity=HAL_DMAMUX_REQ_GEN_RISING
 Dma.DAC4_CH1.0.Priority=DMA_PRIORITY_LOW
@@ -24,26 +22,8 @@ Dma.DAC4_CH1.0.SyncEnable=DISABLE
 Dma.DAC4_CH1.0.SyncPolarity=HAL_DMAMUX_SYNC_NO_EVENT
 Dma.DAC4_CH1.0.SyncRequestNumber=1
 Dma.DAC4_CH1.0.SyncSignalID=NONE
-Dma.DAC4_CH2.1.Direction=DMA_MEMORY_TO_PERIPH
-Dma.DAC4_CH2.1.EventEnable=DISABLE
-Dma.DAC4_CH2.1.Instance=DMA1_Channel2
-Dma.DAC4_CH2.1.MemDataAlignment=DMA_MDATAALIGN_HALFWORD
-Dma.DAC4_CH2.1.MemInc=DMA_MINC_ENABLE
-Dma.DAC4_CH2.1.Mode=DMA_CIRCULAR
-Dma.DAC4_CH2.1.PeriphDataAlignment=DMA_PDATAALIGN_HALFWORD
-Dma.DAC4_CH2.1.PeriphInc=DMA_PINC_DISABLE
-Dma.DAC4_CH2.1.Polarity=HAL_DMAMUX_REQ_GEN_RISING
-Dma.DAC4_CH2.1.Priority=DMA_PRIORITY_LOW
-Dma.DAC4_CH2.1.RequestNumber=1
-Dma.DAC4_CH2.1.RequestParameters=Instance,Direction,PeriphInc,MemInc,PeriphDataAlignment,MemDataAlignment,Mode,Priority,SignalID,Polarity,RequestNumber,SyncSignalID,SyncPolarity,SyncEnable,EventEnable,SyncRequestNumber
-Dma.DAC4_CH2.1.SignalID=NONE
-Dma.DAC4_CH2.1.SyncEnable=DISABLE
-Dma.DAC4_CH2.1.SyncPolarity=HAL_DMAMUX_SYNC_NO_EVENT
-Dma.DAC4_CH2.1.SyncRequestNumber=1
-Dma.DAC4_CH2.1.SyncSignalID=NONE
 Dma.Request0=DAC4_CH1
-Dma.Request1=DAC4_CH2
+Dma.RequestsNb=1
-Dma.RequestsNb=2
 File.Version=6
 KeepUserPlacement=false
 LPUART1.BaudRate=115200
@@ -56,23 +36,20 @@ Mcu.IP1=DMA
 Mcu.IP2=LPUART1
 Mcu.IP3=NVIC
 Mcu.IP4=OPAMP4
-Mcu.IP5=OPAMP5
+Mcu.IP5=RCC
-Mcu.IP6=RCC
+Mcu.IP6=SYS
-Mcu.IP7=SYS
+Mcu.IP7=TIM7
-Mcu.IP8=TIM7
+Mcu.IPNb=8
-Mcu.IPNb=9
 Mcu.Name=STM32G474R(B-C-E)Tx
 Mcu.Package=LQFP64
 Mcu.Pin0=PC13
 Mcu.Pin1=PC14-OSC32_IN
-Mcu.Pin10=PA13
+Mcu.Pin10=PA14
-Mcu.Pin11=PA14
+Mcu.Pin11=PB3
-Mcu.Pin12=PB3
+Mcu.Pin12=VP_DAC4_VS_DACI1
-Mcu.Pin13=VP_DAC4_VS_DACI1
+Mcu.Pin13=VP_SYS_VS_Systick
-Mcu.Pin14=VP_DAC4_VS_DACI2
+Mcu.Pin14=VP_SYS_VS_DBSignals
-Mcu.Pin15=VP_SYS_VS_Systick
+Mcu.Pin15=VP_TIM7_VS_ClockSourceINT
-Mcu.Pin16=VP_SYS_VS_DBSignals
-Mcu.Pin17=VP_TIM7_VS_ClockSourceINT
 Mcu.Pin2=PC15-OSC32_OUT
 Mcu.Pin3=PF0-OSC_IN
 Mcu.Pin4=PF1-OSC_OUT
@@ -80,8 +57,8 @@ Mcu.Pin5=PA2
 Mcu.Pin6=PA3
 Mcu.Pin7=PA5
 Mcu.Pin8=PB12
-Mcu.Pin9=PA8
+Mcu.Pin9=PA13
-Mcu.PinsNb=18
+Mcu.PinsNb=16
 Mcu.ThirdPartyNb=0
 Mcu.UserConstants=
 Mcu.UserName=STM32G474RETx
@@ -89,7 +66,6 @@ MxCube.Version=6.9.2
 MxDb.Version=DB.6.0.92
 NVIC.BusFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:false
 NVIC.DMA1_Channel1_IRQn=true\:0\:0\:false\:false\:true\:false\:true\:true
-NVIC.DMA1_Channel2_IRQn=true\:0\:0\:false\:false\:true\:false\:true\:true
 NVIC.DebugMonitor_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:false
 NVIC.EXTI15_10_IRQn=true\:0\:0\:false\:false\:true\:true\:true\:true
 NVIC.ForceEnableDMAVector=true
@@ -100,11 +76,10 @@ NVIC.PendSV_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:false
 NVIC.PriorityGroup=NVIC_PRIORITYGROUP_4
 NVIC.SVCall_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:false
 NVIC.SysTick_IRQn=true\:0\:0\:false\:false\:true\:false\:true\:false
+NVIC.TIM7_DAC_IRQn=true\:0\:0\:false\:true\:true\:3\:true\:true\:true
 NVIC.UsageFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:false
 OPAMP4.IPParameters=PowerMode
 OPAMP4.PowerMode=OPAMP_POWERMODE_HIGHSPEED
-OPAMP5.IPParameters=PowerMode
-OPAMP5.PowerMode=OPAMP_POWERMODE_HIGHSPEED
 PA13.GPIOParameters=GPIO_Label
 PA13.GPIO_Label=T_SWDIO
 PA13.Locked=true
@@ -129,8 +104,6 @@ PA5.GPIOParameters=GPIO_Label
 PA5.GPIO_Label=LD2 [green led]
 PA5.Locked=true
 PA5.Signal=GPIO_Output
-PA8.Mode=Follower-DAC_OUT2-INP
-PA8.Signal=OPAMP5_VOUT
 PB12.Mode=Follower-DAC_OUT2-INP
 PB12.Signal=OPAMP4_VOUT
 PB3.GPIOParameters=GPIO_Label
@@ -184,7 +157,7 @@ ProjectManager.ToolChainLocation=
 ProjectManager.UAScriptAfterPath=
 ProjectManager.UAScriptBeforePath=
 ProjectManager.UnderRoot=false
-ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-HAL-false,2-MX_GPIO_Init-GPIO-false-HAL-true,3-MX_DMA_Init-DMA-false-HAL-true,4-MX_DAC4_Init-DAC4-false-HAL-true,5-MX_LPUART1_UART_Init-LPUART1-false-HAL-true,6-MX_OPAMP4_Init-OPAMP4-false-HAL-true,7-MX_OPAMP5_Init-OPAMP5-false-HAL-true,8-MX_TIM7_Init-TIM7-false-HAL-true
+ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-HAL-false,2-MX_GPIO_Init-GPIO-false-HAL-true,3-MX_DMA_Init-DMA-false-HAL-true,4-MX_DAC4_Init-DAC4-false-HAL-true,5-MX_LPUART1_UART_Init-LPUART1-false-HAL-true,6-MX_OPAMP4_Init-OPAMP4-false-HAL-true,7-MX_TIM7_Init-TIM7-false-HAL-true
 RCC.ADC12Freq_Value=170000000
 RCC.ADC345Freq_Value=170000000
 RCC.AHBFreq_Value=170000000
@@ -239,13 +212,12 @@ RCC.VCOOutputFreq_Value=340000000
 SH.GPXTI13.0=GPIO_EXTI13
 SH.GPXTI13.ConfNb=1
 TIM7.AutoReloadPreload=TIM_AUTORELOAD_PRELOAD_ENABLE
-TIM7.IPParameters=PeriodNoDither,TIM_MasterOutputTrigger,AutoReloadPreload
+TIM7.IPParameters=PeriodNoDither,TIM_MasterOutputTrigger,AutoReloadPreload,Prescaler
 TIM7.PeriodNoDither=170-1
+TIM7.Prescaler=1000
 TIM7.TIM_MasterOutputTrigger=TIM_TRGO_UPDATE
 VP_DAC4_VS_DACI1.Mode=DAC_OUT1_Int
 VP_DAC4_VS_DACI1.Signal=DAC4_VS_DACI1
-VP_DAC4_VS_DACI2.Mode=DAC_OUT2_Int
-VP_DAC4_VS_DACI2.Signal=DAC4_VS_DACI2
 VP_SYS_VS_DBSignals.Mode=DisableDeadBatterySignals
 VP_SYS_VS_DBSignals.Signal=SYS_VS_DBSignals
 VP_SYS_VS_Systick.Mode=SysTick