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/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file app_threadx.c
* @author MCD Application Team
* @brief ThreadX applicative file
******************************************************************************
* @attention
*
* Copyright (c) 2021 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 "app_threadx.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 */
/* USER CODE END PD */
/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */
/* USER CODE END PM */
/* Private variables ---------------------------------------------------------*/
/* USER CODE BEGIN PV */
TX_THREAD MainThread;
TX_SEMAPHORE Semaphore;
/* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/
/* USER CODE BEGIN PFP */
VOID MainThread_Entry(ULONG thread_input);
extern void SystemClock_Config(void);
void Enter_LowPower_Mode(void);
void Exit_LowPower_Mode(void);
void App_Delay(ULONG Delay);
/* USER CODE END PFP */
/**
* @brief Application ThreadX Initialization.
* @param memory_ptr: memory pointer
* @retval int
*/
UINT App_ThreadX_Init(VOID *memory_ptr)
{
UINT ret = TX_SUCCESS;
TX_BYTE_POOL *byte_pool = (TX_BYTE_POOL*)memory_ptr;
/* USER CODE BEGIN App_ThreadX_Init */
CHAR *pointer;
/* Allocate the stack for MainThread. */
if (tx_byte_allocate(byte_pool, (VOID **) &pointer, APP_STACK_SIZE, TX_NO_WAIT) != TX_SUCCESS)
{
ret = TX_POOL_ERROR;
}
/* Create MainThread. */
if (tx_thread_create(&MainThread, "Main Thread", MainThread_Entry, 0, pointer, APP_STACK_SIZE, MAIN_THREAD_PRIO,
MAIN_THREAD_PREEMPTION_THRESHOLD, TX_NO_TIME_SLICE, TX_AUTO_START) != TX_SUCCESS)
{
ret = TX_THREAD_ERROR;
}
/* Create a counting semaphore */
tx_semaphore_create(&Semaphore, "idler semaphore", 0);
/* USER CODE END App_ThreadX_Init */
return ret;
}
/**
* @brief MX_ThreadX_Init
* @param None
* @retval None
*/
void MX_ThreadX_Init(void)
{
/* USER CODE BEGIN Before_Kernel_Start */
/* USER CODE END Before_Kernel_Start */
tx_kernel_enter();
/* USER CODE BEGIN Kernel_Start_Error */
/* USER CODE END Kernel_Start_Error */
}
/**
* @brief App_ThreadX_LowPower_Enter
* @param None
* @retval None
*/
void App_ThreadX_LowPower_Enter(void)
{
/* USER CODE BEGIN App_ThreadX_LowPower_Enter */
Enter_LowPower_Mode();
/* USER CODE END App_ThreadX_LowPower_Enter */
}
/**
* @brief App_ThreadX_LowPower_Exit
* @param None
* @retval None
*/
void App_ThreadX_LowPower_Exit(void)
{
/* USER CODE BEGIN App_ThreadX_LowPower_Exit */
Exit_LowPower_Mode();
/* USER CODE END App_ThreadX_LowPower_Exit */
}
/* USER CODE BEGIN 1 */
/**
* @brief EXTI line detection callbacks.
* @param GPIO_Pin Specifies the pins connected EXTI line
* @retval None
*/
void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
{
ULONG currentValue = 0;
if (GPIO_Pin == USER_BUTTON_PIN)
{
tx_semaphore_info_get(&Semaphore, NULL, ¤tValue, NULL, NULL, NULL);
if (currentValue == 0)
{
/* Put the semaphore */
tx_semaphore_put(&Semaphore);
}
}
}
/**
* @brief Function implementing the MainThread thread.
* @param thread_input: Not used
* @retval None
*/
void MainThread_Entry(ULONG thread_input)
{
(void) thread_input;
UINT count;
/* Infinite loop */
while (1)
{
if(tx_semaphore_get(&Semaphore, TX_WAIT_FOREVER) == TX_SUCCESS )
{
for(count=0; count<10; count++)
{
/* Toggle LED to indicate status*/
BSP_LED_Toggle(LED_GREEN);
App_Delay(50);
}
}
}
}
/**
* @brief This function should be called to enter the low power mode.
* @param None
* @retval None
*/
void Enter_LowPower_Mode(void)
{
GPIO_InitTypeDef GPIO_InitStruct;
/* Disable USB Clock */
__HAL_RCC_USB_OTG_FS_CLK_DISABLE();
/* Disable Ethernet Clock */
__HAL_RCC_ETH_CLK_DISABLE();
/* Configure all GPIO as analog to reduce current consumption on non used IOs */
/* Enable GPIOs clock */
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
__HAL_RCC_GPIOE_CLK_ENABLE();
__HAL_RCC_GPIOF_CLK_ENABLE();
__HAL_RCC_GPIOG_CLK_ENABLE();
__HAL_RCC_GPIOH_CLK_ENABLE();
__HAL_RCC_GPIOI_CLK_ENABLE();
__HAL_RCC_GPIOJ_CLK_ENABLE();
__HAL_RCC_GPIOK_CLK_ENABLE();
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Pin = GPIO_PIN_All;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
HAL_GPIO_Init(GPIOE, &GPIO_InitStruct);
HAL_GPIO_Init(GPIOF, &GPIO_InitStruct);
HAL_GPIO_Init(GPIOG, &GPIO_InitStruct);
HAL_GPIO_Init(GPIOH, &GPIO_InitStruct);
HAL_GPIO_Init(GPIOI, &GPIO_InitStruct);
HAL_GPIO_Init(GPIOJ, &GPIO_InitStruct);
HAL_GPIO_Init(GPIOK, &GPIO_InitStruct);
/*Configure GPIO pin : PC13 */
GPIO_InitStruct.Pin = GPIO_PIN_13;
GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
/* Disable GPIOs clock */
__HAL_RCC_GPIOA_CLK_DISABLE();
__HAL_RCC_GPIOB_CLK_DISABLE();
__HAL_RCC_GPIOC_CLK_DISABLE();
__HAL_RCC_GPIOD_CLK_DISABLE();
__HAL_RCC_GPIOE_CLK_DISABLE();
__HAL_RCC_GPIOF_CLK_DISABLE();
__HAL_RCC_GPIOG_CLK_DISABLE();
__HAL_RCC_GPIOH_CLK_DISABLE();
__HAL_RCC_GPIOI_CLK_DISABLE();
__HAL_RCC_GPIOJ_CLK_DISABLE();
__HAL_RCC_GPIOK_CLK_DISABLE();
/* FLASH Deep Power Down Mode enabled */
HAL_PWREx_EnableFlashPowerDown();
/* Disable the Debug Module during STOP mode */
HAL_DBGMCU_DisableDBGStopMode();
/* Enter Stop Mode */
HAL_PWR_EnterSTOPMode(PWR_LOWPOWERREGULATOR_ON, PWR_STOPENTRY_WFI);
}
/**
* @brief This function should be called to exit the low power mode.
* @param None
* @retval None
*/
void Exit_LowPower_Mode(void)
{
/* Re-Configure System Clock */
HAL_RCC_DeInit();
SystemClock_Config();
/* Re-Configure LED_GREEN */
BSP_LED_Init(LED_GREEN);
/* Disables the Flash Power Down in Stop mode */
HAL_PWREx_DisableFlashPowerDown();
}
/**
* @brief Application Delay function.
* @param Delay : number of ticks to wait
* @retval None
*/
void App_Delay(ULONG Delay)
{
ULONG initial_time = tx_time_get();
while ((tx_time_get() - initial_time) < Delay);
}
/* USER CODE END 1 */