Krishnan_Murali/Goyoyo_Modules
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209097698e
Goyoyo_Modules/Core/Src/main.c

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/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file : main.c
* @brief : Main program body
******************************************************************************
* @attention
*
* Copyright (c) 2025 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "cmsis_os.h"
#include "fatfs.h"
#include "usb_device.h"
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "Audio_Record.h"
/* USER CODE END Includes */
/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */
/* USER CODE END PTD */
/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */
/* USER CODE END PD */
/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */
/* USER CODE END PM */
/* Private variables ---------------------------------------------------------*/
DFSDM_Filter_HandleTypeDef hdfsdm1_filter0;
DFSDM_Channel_HandleTypeDef hdfsdm1_channel1;
DMA_HandleTypeDef hdma_dfsdm1_flt0;
MMC_HandleTypeDef hmmc;
osThreadId defaultTaskHandle;
osThreadId myTask02Handle;
/* USER CODE BEGIN PV */
/* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
void PeriphCommonClock_Config(void);
static void MX_GPIO_Init(void);
static void MX_DMA_Init(void);
static void MX_SDIO_MMC_Init(void);
static void MX_DFSDM1_Init(void);
void StartDefaultTask(void const * argument);
void StartTask02(void const * argument);
/* USER CODE BEGIN PFP */
/* USER CODE END PFP */
/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
int count;
int ret_code;
//uint32_t byteswritten;
uint32_t bytesRead;
//uint8_t fatfs_sdcard_mount_successful;
uint8_t wtext[] = "eMMC write file 1 RTOS"; /* File write buffer */
uint8_t wtext1[] = "eMMC write file 2 RTOS 24 mhz"; /* File write buffer */
uint8_t flagg;
uint8_t ret;
uint8_t flag;
#define MMC_START_ADDR 0x00000000 // Start address for writing/reading in eMMC
#define BUFFER_SIZE 1024 // MMC block size is usually 512 bytes
uint8_t writeBuffer[BUFFER_SIZE];
uint8_t readBuffer[BUFFER_SIZE];
char buffer[30];
/* Function to write a string to eMMC */
void Generate_Decimal_Data()
{
for (int i = 0; i < BUFFER_SIZE; i++)
{
writeBuffer[i] = '0' + (rand() % 10); // Random digit (0-9) as ASCII character
}
}
/* Function to write decimal data to eMMC */
HAL_StatusTypeDef MMC_WriteData(uint32_t address)
{
Generate_Decimal_Data(); // Fill buffer with random decimal values
// Write 1 block (512 bytes) to eMMC
return HAL_MMC_WriteBlocks(&hmmc, writeBuffer, address, 2, HAL_MAX_DELAY);
}
/* Function to read from eMMC */
HAL_StatusTypeDef MMC_ReadData(uint32_t address)
{
memset(readBuffer, 0, BUFFER_SIZE); // Clear the buffer
// Read 1 block (512 bytes) from eMMC
return HAL_MMC_ReadBlocks(&hmmc, readBuffer, address, 2, HAL_MAX_DELAY);
}
/* Example usage */
void Example_MMC_Usage()
{
if (MMC_WriteData(MMC_START_ADDR) == HAL_OK)
{
printf("Write successful!\n");
}
else
{
printf("Write failed!\n");
}
HAL_Delay(100); // Ensure write completes before reading
if (MMC_ReadData(MMC_START_ADDR) == HAL_OK)
{
printf("Read successful: \n");
// Print the first 50 values for verification
for (int i = 0; i < 50; i++)
{
printf("%c ", readBuffer[i]); // Print as ASCII character
}
printf("\n");
}
else
{
printf("Read failed!\n");
}
}
/* USER CODE END 0 */
/**
* @brief The application entry point.
* @retval int
*/
int main(void)
{
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
/* MCU Configuration--------------------------------------------------------*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
HAL_Init();
/* USER CODE BEGIN Init */
/* USER CODE END Init */
/* Configure the system clock */
SystemClock_Config();
/* Configure the peripherals common clocks */
PeriphCommonClock_Config();
/* USER CODE BEGIN SysInit */
/* USER CODE END SysInit */
/* Initialize all configured peripherals */
MX_GPIO_Init();
MX_DMA_Init();
MX_SDIO_MMC_Init();
MX_FATFS_Init();
MX_DFSDM1_Init();
/* USER CODE BEGIN 2 */
// HAL_Delay(10);
// Example_MMC_Usage();
/* USER CODE END 2 */
/* USER CODE BEGIN RTOS_MUTEX */
/* add mutexes, ... */
/* USER CODE END RTOS_MUTEX */
/* USER CODE BEGIN RTOS_SEMAPHORES */
/* add semaphores, ... */
/* USER CODE END RTOS_SEMAPHORES */
/* USER CODE BEGIN RTOS_TIMERS */
/* start timers, add new ones, ... */
/* USER CODE END RTOS_TIMERS */
/* USER CODE BEGIN RTOS_QUEUES */
/* add queues, ... */
/* USER CODE END RTOS_QUEUES */
/* Create the thread(s) */
/* definition and creation of defaultTask */
osThreadDef(defaultTask, StartDefaultTask, osPriorityNormal, 0, 128);
defaultTaskHandle = osThreadCreate(osThread(defaultTask), NULL);
/* definition and creation of myTask02 */
osThreadDef(myTask02, StartTask02, osPriorityIdle, 0, 128);
myTask02Handle = osThreadCreate(osThread(myTask02), NULL);
/* USER CODE BEGIN RTOS_THREADS */
/* add threads, ... */
/* USER CODE END RTOS_THREADS */
/* Start scheduler */
osKernelStart();
/* We should never get here as control is now taken by the scheduler */
/* Infinite loop */
/* USER CODE BEGIN WHILE */
while (1)
{
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
}
/* USER CODE END 3 */
}
/**
* @brief System Clock Configuration
* @retval None
*/
void SystemClock_Config(void)
{
RCC_OscInitTypeDef RCC_OscInitStruct = {0};
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
/** Configure the main internal regulator output voltage
*/
__HAL_RCC_PWR_CLK_ENABLE();
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
/** Initializes the RCC Oscillators according to the specified parameters
* in the RCC_OscInitTypeDef structure.
*/
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLM = 8;
RCC_OscInitStruct.PLL.PLLN = 192;
RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
RCC_OscInitStruct.PLL.PLLQ = 4;
RCC_OscInitStruct.PLL.PLLR = 2;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
{
Error_Handler();
}
/** Initializes the CPU, AHB and APB buses clocks
*/
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_3) != HAL_OK)
{
Error_Handler();
}
}
/**
* @brief Peripherals Common Clock Configuration
* @retval None
*/
void PeriphCommonClock_Config(void)
{
RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
/** Initializes the peripherals clock
*/
PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_PLLI2S|RCC_PERIPHCLK_I2S_APB1
|RCC_PERIPHCLK_DFSDM1_AUDIO|RCC_PERIPHCLK_DFSDM1;
PeriphClkInitStruct.PLLI2S.PLLI2SN = 72;
PeriphClkInitStruct.PLLI2S.PLLI2SM = 4;
PeriphClkInitStruct.PLLI2S.PLLI2SR = 7;
PeriphClkInitStruct.PLLI2S.PLLI2SQ = 3;
PeriphClkInitStruct.Dfsdm1ClockSelection = RCC_DFSDM1CLKSOURCE_APB2;
PeriphClkInitStruct.Dfsdm1AudioClockSelection = RCC_DFSDM1AUDIOCLKSOURCE_I2SAPB1;
PeriphClkInitStruct.PLLI2SSelection = RCC_PLLI2SCLKSOURCE_PLLSRC;
PeriphClkInitStruct.I2sApb1ClockSelection = RCC_I2SAPB1CLKSOURCE_PLLI2S;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
{
Error_Handler();
}
}
/**
* @brief DFSDM1 Initialization Function
* @param None
* @retval None
*/
static void MX_DFSDM1_Init(void)
{
/* USER CODE BEGIN DFSDM1_Init 0 */
/* USER CODE END DFSDM1_Init 0 */
/* USER CODE BEGIN DFSDM1_Init 1 */
/* USER CODE END DFSDM1_Init 1 */
hdfsdm1_filter0.Instance = DFSDM1_Filter0;
hdfsdm1_filter0.Init.RegularParam.Trigger = DFSDM_FILTER_SW_TRIGGER;
hdfsdm1_filter0.Init.RegularParam.FastMode = ENABLE;
hdfsdm1_filter0.Init.RegularParam.DmaMode = ENABLE;
hdfsdm1_filter0.Init.FilterParam.SincOrder = DFSDM_FILTER_SINC4_ORDER;
hdfsdm1_filter0.Init.FilterParam.Oversampling = 32;
hdfsdm1_filter0.Init.FilterParam.IntOversampling = 1;
if (HAL_DFSDM_FilterInit(&hdfsdm1_filter0) != HAL_OK)
{
Error_Handler();
}
hdfsdm1_channel1.Instance = DFSDM1_Channel1;
hdfsdm1_channel1.Init.OutputClock.Activation = ENABLE;
hdfsdm1_channel1.Init.OutputClock.Selection = DFSDM_CHANNEL_OUTPUT_CLOCK_AUDIO;
hdfsdm1_channel1.Init.OutputClock.Divider = 32;
hdfsdm1_channel1.Init.Input.Multiplexer = DFSDM_CHANNEL_EXTERNAL_INPUTS;
hdfsdm1_channel1.Init.Input.DataPacking = DFSDM_CHANNEL_STANDARD_MODE;
hdfsdm1_channel1.Init.Input.Pins = DFSDM_CHANNEL_SAME_CHANNEL_PINS;
hdfsdm1_channel1.Init.SerialInterface.Type = DFSDM_CHANNEL_SPI_RISING;
hdfsdm1_channel1.Init.SerialInterface.SpiClock = DFSDM_CHANNEL_SPI_CLOCK_INTERNAL;
hdfsdm1_channel1.Init.Awd.FilterOrder = DFSDM_CHANNEL_SINC1_ORDER;
hdfsdm1_channel1.Init.Awd.Oversampling = 10;
hdfsdm1_channel1.Init.Offset = 0;
hdfsdm1_channel1.Init.RightBitShift = 0x02;
if (HAL_DFSDM_ChannelInit(&hdfsdm1_channel1) != HAL_OK)
{
Error_Handler();
}
if (HAL_DFSDM_FilterConfigRegChannel(&hdfsdm1_filter0, DFSDM_CHANNEL_1, DFSDM_CONTINUOUS_CONV_ON) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN DFSDM1_Init 2 */
/* USER CODE END DFSDM1_Init 2 */
}
/**
* @brief SDIO Initialization Function
* @param None
* @retval None
*/
static void MX_SDIO_MMC_Init(void)
{
/* USER CODE BEGIN SDIO_Init 0 */
/* USER CODE END SDIO_Init 0 */
/* USER CODE BEGIN SDIO_Init 1 */
/* USER CODE END SDIO_Init 1 */
hmmc.Instance = SDIO;
hmmc.Init.ClockEdge = SDIO_CLOCK_EDGE_RISING;
hmmc.Init.ClockBypass = SDIO_CLOCK_BYPASS_DISABLE;
hmmc.Init.ClockPowerSave = SDIO_CLOCK_POWER_SAVE_DISABLE;
hmmc.Init.BusWide = SDIO_BUS_WIDE_8B;
hmmc.Init.HardwareFlowControl = SDIO_HARDWARE_FLOW_CONTROL_ENABLE;
hmmc.Init.ClockDiv = 2;
if (HAL_MMC_Init(&hmmc) != HAL_OK)
{
Error_Handler();
}
if (HAL_MMC_ConfigWideBusOperation(&hmmc, SDIO_BUS_WIDE_8B) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN SDIO_Init 2 */
/* USER CODE END SDIO_Init 2 */
}
/**
* Enable DMA controller clock
*/
static void MX_DMA_Init(void)
{
/* DMA controller clock enable */
__HAL_RCC_DMA2_CLK_ENABLE();
/* DMA interrupt init */
/* DMA2_Stream0_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA2_Stream0_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(DMA2_Stream0_IRQn);
}
/**
* @brief GPIO Initialization Function
* @param None
* @retval None
*/
static void MX_GPIO_Init(void)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
/* USER CODE BEGIN MX_GPIO_Init_1 */
/* USER CODE END MX_GPIO_Init_1 */
/* GPIO Ports Clock Enable */
__HAL_RCC_GPIOD_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOH_CLK_ENABLE();
__HAL_RCC_GPIOF_CLK_ENABLE();
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(USER_LED_GPIO_Port, USER_LED_Pin, GPIO_PIN_RESET);
/*Configure GPIO pin : USER_BUTTON_Pin */
GPIO_InitStruct.Pin = USER_BUTTON_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(USER_BUTTON_GPIO_Port, &GPIO_InitStruct);
/*Configure GPIO pin : USER_LED_Pin */
GPIO_InitStruct.Pin = USER_LED_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(USER_LED_GPIO_Port, &GPIO_InitStruct);
/* USER CODE BEGIN MX_GPIO_Init_2 */
/* USER CODE END MX_GPIO_Init_2 */
}
/* USER CODE BEGIN 4 */
/* USER CODE END 4 */
/* USER CODE BEGIN Header_StartDefaultTask */
/**
* @brief Function implementing the defaultTask thread.
* @param argument: Not used
* @retval None
*/
/* USER CODE END Header_StartDefaultTask */
void StartDefaultTask(void const * argument)
{
/* init code for USB_DEVICE */
MX_USB_DEVICE_Init();
/* USER CODE BEGIN 5 */
/* Infinite loop */
for(;;)
{
osDelay(1);
}
/* USER CODE END 5 */
}
/* USER CODE BEGIN Header_StartTask02 */
/**
* @brief Function implementing the myTask02 thread.
* @param argument: Not used
* @retval None
*/
/* USER CODE END Header_StartTask02 */
void StartTask02(void const * argument)
{
/* USER CODE BEGIN StartTask02 */
ret = FMounteMMC();
if(ret != 0){
while(1);
}
// else{
//// flag = 1;
// MX_USB_DEVICE_DeInit();
// }
/* Infinite loop */
for(;;)
{
// if(flag){
// if (f_open(&USERFile, "FILE1.txt", FA_CREATE_ALWAYS | FA_WRITE) == FR_OK) {
// if (f_write(&USERFile, wtext, sizeof(wtext), (void*) &byteswritten) == FR_OK) {
// while (f_close(&USERFile) == FR_OK) {
// break;
// }
// }
// }
//
// osDelay(1000);
//
// if (f_stat("FILE1.txt", &fileinfo) == FR_OK) {
// if (f_open(&USERFile, "FILE1.txt", FA_READ) == FR_OK) {
// if(f_read(&USERFile, buffer, sizeof(buffer), (void*)&bytesRead) == FR_OK){
// while(f_close(&USERFile) == FR_OK){
// break;
// }
// }
// }
// }
//
// flag = 0;
// }
// HAL_GPIO_TogglePin(USER_LED_GPIO_Port, USER_LED_Pin);
if(HAL_GPIO_ReadPin(USER_BUTTON_GPIO_Port, USER_BUTTON_Pin) == 0){
flagg = 1;
}
if(flagg == 1 && (HAL_GPIO_ReadPin(USER_BUTTON_GPIO_Port, USER_BUTTON_Pin) == 1)){
flagg = 0;
count++;
if(count%2 == 1){
MX_USB_DEVICE_DeInit();
Start_DFSDM_Recording();
}
else{
AUDIO_RECORDER_StopRec();
MX_USB_DEVICE_Init();
}
}
osDelay(1);
}
/* USER CODE END StartTask02 */
}
/**
* @brief Period elapsed callback in non blocking mode
* @note This function is called when TIM2 interrupt took place, inside
* HAL_TIM_IRQHandler(). It makes a direct call to HAL_IncTick() to increment
* a global variable "uwTick" used as application time base.
* @param htim : TIM handle
* @retval None
*/
void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
{
/* USER CODE BEGIN Callback 0 */
/* USER CODE END Callback 0 */
if (htim->Instance == TIM2) {
HAL_IncTick();
}
/* USER CODE BEGIN Callback 1 */
/* USER CODE END Callback 1 */
}
/**
* @brief This function is executed in case of error occurrence.
* @retval None
*/
void Error_Handler(void)
{
/* USER CODE BEGIN Error_Handler_Debug */
/* User can add his own implementation to report the HAL error return state */
__disable_irq();
while (1)
{
}
/* USER CODE END Error_Handler_Debug */
}
#ifdef USE_FULL_ASSERT
/**
* @brief Reports the name of the source file and the source line number
* where the assert_param error has occurred.
* @param file: pointer to the source file name
* @param line: assert_param error line source number
* @retval None
*/
void assert_failed(uint8_t *file, uint32_t line)
{
/* USER CODE BEGIN 6 */
/* User can add his own implementation to report the file name and line number,
ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
/* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */
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