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STM32CubeWL/Projects/NUCLEO-WL55JC/Applications/FreeRTOS/FreeRTOS_LowPower/Src/main.c

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/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file FreeRTOS\FreeRTOS_LowPower\Src\main.c
* @author MCD Application Team
* @brief Main program body
******************************************************************************
* @attention
*
* Copyright (c) 2020 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"
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
/* USER CODE END Includes */
/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */
/* USER CODE END PTD */
/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */
/* The rate at which the Tx task sends to the queue. */
#define TX_DELAY (500)
/* The length of time the LED will remain on for. It is on just long enough
to be able to see with the human eye so as not to distort the power readings too
much. */
#define LED_TOGGLE_DELAY (20)
/* USER CODE END PD */
/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */
/* USER CODE END PM */
/* Private variables ---------------------------------------------------------*/
/* Definitions for TxThread */
osThreadId_t TxThreadHandle;
const osThreadAttr_t TxThread_attributes = {
.name = "TxThread",
.priority = (osPriority_t) osPriorityBelowNormal,
.stack_size = 128 * 4
};
/* Definitions for RxThread */
osThreadId_t RxThreadHandle;
const osThreadAttr_t RxThread_attributes = {
.name = "RxThread",
.priority = (osPriority_t) osPriorityNormal,
.stack_size = 128 * 4
};
/* Definitions for osqueue */
osMessageQueueId_t osqueueHandle;
const osMessageQueueAttr_t osqueue_attributes = {
.name = "osqueue"
};
/* USER CODE BEGIN PV */
uint32_t osQueueMsg;
uint32_t Queue_value = 100;
/* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
static void MX_GPIO_Init(void);
void QueueSendThread(void *argument);
void QueueReceiveThread(void *argument);
static void MX_NVIC_Init(void);
/* USER CODE BEGIN PFP */
/* USER CODE END PFP */
/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
/* 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();
/* USER CODE BEGIN SysInit */
/* USER CODE END SysInit */
/* Initialize all configured peripherals */
MX_GPIO_Init();
/* Initialize interrupts */
MX_NVIC_Init();
/* USER CODE BEGIN 2 */
/* Initialize LED */
BSP_LED_Init(LED2);
/* USER CODE END 2 */
/* Init scheduler */
osKernelInitialize();
/* 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 */
/* Create the queue(s) */
/* creation of osqueue */
osqueueHandle = osMessageQueueNew (1, sizeof(uint16_t), &osqueue_attributes);
/* USER CODE BEGIN RTOS_QUEUES */
/* USER CODE END RTOS_QUEUES */
/* Create the thread(s) */
/* creation of TxThread */
TxThreadHandle = osThreadNew(QueueSendThread, NULL, &TxThread_attributes);
/* creation of RxThread */
RxThreadHandle = osThreadNew(QueueReceiveThread, NULL, &RxThread_attributes);
/* USER CODE BEGIN RTOS_THREADS */
/* add threads, ... */
/* USER CODE END RTOS_THREADS */
/* USER CODE BEGIN RTOS_EVENTS */
/* add events, ... */
/* USER CODE END RTOS_EVENTS */
/* 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_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
/** Initializes the CPU, AHB and APB buses clocks
*/
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_MSI;
RCC_OscInitStruct.MSIState = RCC_MSI_ON;
RCC_OscInitStruct.MSICalibrationValue = RCC_MSICALIBRATION_DEFAULT;
RCC_OscInitStruct.MSIClockRange = RCC_MSIRANGE_11;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
{
Error_Handler();
}
/** Configure the SYSCLKSource, HCLK, PCLK1 and PCLK2 clocks dividers
*/
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK3|RCC_CLOCKTYPE_HCLK
|RCC_CLOCKTYPE_SYSCLK|RCC_CLOCKTYPE_PCLK1
|RCC_CLOCKTYPE_PCLK2;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_MSI;
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
RCC_ClkInitStruct.AHBCLK3Divider = RCC_SYSCLK_DIV1;
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
{
Error_Handler();
}
}
/**
* @brief NVIC Configuration.
* @retval None
*/
static void MX_NVIC_Init(void)
{
/* MemoryManagement_IRQn interrupt configuration */
HAL_NVIC_SetPriority(MemoryManagement_IRQn, 0, 0);
}
/**
* @brief GPIO Initialization Function
* @param None
* @retval None
*/
static void MX_GPIO_Init(void)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
/* GPIO Ports Clock Enable */
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOH_CLK_ENABLE();
/*Configure GPIO pins : PA14 PA12 PA15 PA13
PA11 PA10 PA0 PA9
PA6 PA1 PA3 PA2
PA7 PA4 PA5 PA8 */
GPIO_InitStruct.Pin = GPIO_PIN_14|GPIO_PIN_12|GPIO_PIN_15|GPIO_PIN_13
|GPIO_PIN_11|GPIO_PIN_10|GPIO_PIN_0|GPIO_PIN_9
|GPIO_PIN_6|GPIO_PIN_1|GPIO_PIN_3|GPIO_PIN_2
|GPIO_PIN_7|GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_8;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/*Configure GPIO pins : PB15 PB3 PB4 PB7
PB9 PB14 PB5 PB8
PB13 PB2 PB6 PB12
PB1 PB0 PB11 PB10 */
GPIO_InitStruct.Pin = GPIO_PIN_15|GPIO_PIN_3|GPIO_PIN_4|GPIO_PIN_7
|GPIO_PIN_9|GPIO_PIN_14|GPIO_PIN_5|GPIO_PIN_8
|GPIO_PIN_13|GPIO_PIN_2|GPIO_PIN_6|GPIO_PIN_12
|GPIO_PIN_1|GPIO_PIN_0|GPIO_PIN_11|GPIO_PIN_10;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/*Configure GPIO pins : PC14 PC15 PC13 PC2
PC3 PC5 PC1 PC0
PC4 PC6 */
GPIO_InitStruct.Pin = GPIO_PIN_14|GPIO_PIN_15|GPIO_PIN_13|GPIO_PIN_2
|GPIO_PIN_3|GPIO_PIN_5|GPIO_PIN_1|GPIO_PIN_0
|GPIO_PIN_4|GPIO_PIN_6;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
/*Configure GPIO pin : PH3 */
GPIO_InitStruct.Pin = GPIO_PIN_3;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOH, &GPIO_InitStruct);
}
/* USER CODE BEGIN 4 */
/* USER CODE END 4 */
/* USER CODE BEGIN Header_QueueSendThread */
/**
* @brief Function implementing the TxThread thread.
* @param argument: Not used
* @retval None
*/
/* USER CODE END Header_QueueSendThread */
void QueueSendThread(void *argument)
{
/* USER CODE BEGIN 5 */
for (;;)
{
/* Place this thread into the blocked state until it is time to run again.
The kernel will place the MCU into the Retention low power sleep state
when the idle thread next runs. */
osDelay(TX_DELAY);
/* Send to the queue - causing the queue receive thread to flash its LED.
It should not be necessary to block on the queue send because the Rx
thread will already have removed the last queued item. */
osMessageQueuePut(osqueueHandle, &Queue_value, 100, 0U);
}
/* USER CODE END 5 */
}
/* USER CODE BEGIN Header_QueueReceiveThread */
/**
* @brief Function implementing the RxThread thread.
* @param argument: Not used
* @retval None
*/
/* USER CODE END Header_QueueReceiveThread */
void QueueReceiveThread(void *argument)
{
/* USER CODE BEGIN QueueReceiveThread */
osStatus_t status;
for (;;)
{
status = osMessageQueueGet(osqueueHandle, &osQueueMsg, NULL, 100);
if (status == osOK)
{
if (osQueueMsg == Queue_value)
{
BSP_LED_On(LED2);
osDelay(LED_TOGGLE_DELAY);
BSP_LED_Off(LED2);
}
}
}
/* USER CODE END QueueReceiveThread */
}
/**
* @brief Period elapsed callback in non blocking mode
* @note This function is called when TIM17 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 == TIM17) {
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 */
BSP_LED_On(LED3);
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,
tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
/* Infinite loop */
while (1)
{}
/* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */
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