|
|
/**
|
|
|
******************************************************************************
|
|
|
* @file main.c
|
|
|
* @author MCU Application Team
|
|
|
* @brief Main program body
|
|
|
******************************************************************************
|
|
|
* @attention
|
|
|
*
|
|
|
* <h2><center>© Copyright (c) 2023 Puya Semiconductor Co.
|
|
|
* All rights reserved.</center></h2>
|
|
|
*
|
|
|
* This software component is licensed by Puya under BSD 3-Clause license,
|
|
|
* the "License"; You may not use this file except in compliance with the
|
|
|
* License. You may obtain a copy of the License at:
|
|
|
* opensource.org/licenses/BSD-3-Clause
|
|
|
*
|
|
|
******************************************************************************
|
|
|
* @attention
|
|
|
*
|
|
|
* <h2><center>© Copyright (c) 2016 STMicroelectronics.
|
|
|
* All rights reserved.</center></h2>
|
|
|
*
|
|
|
* This software component is licensed by ST under BSD 3-Clause license,
|
|
|
* the "License"; You may not use this file except in compliance with the
|
|
|
* License. You may obtain a copy of the License at:
|
|
|
* opensource.org/licenses/BSD-3-Clause
|
|
|
*
|
|
|
******************************************************************************
|
|
|
*/
|
|
|
|
|
|
/* Includes ------------------------------------------------------------------*/
|
|
|
#include "main.h"
|
|
|
#include "FreeRTOS.h"
|
|
|
#include "task.h"
|
|
|
#include "queue.h"
|
|
|
#include "event_groups.h"
|
|
|
|
|
|
/* Private define ------------------------------------------------------------*/
|
|
|
/* Private variables ---------------------------------------------------------*/
|
|
|
EventGroupHandle_t EventGroupHandle; /* Define a EventGroupHandle */
|
|
|
|
|
|
/* Private user code ---------------------------------------------------------*/
|
|
|
/* Private macro -------------------------------------------------------------*/
|
|
|
#define EVENTBIT_0 (1<<0)
|
|
|
#define EVENTBIT_1 (1<<1)
|
|
|
|
|
|
/* Private function prototypes -----------------------------------------------*/
|
|
|
static void APP_SystemClockConfig(void);
|
|
|
static void Task1(void *pvParamters);
|
|
|
static void Task2(void *pvParamters);
|
|
|
static void EventGroupCreate(void);
|
|
|
|
|
|
/**
|
|
|
* @brief Main program.
|
|
|
* @retval int
|
|
|
*/
|
|
|
int main(void)
|
|
|
{
|
|
|
/* Reset of all peripherals, Initializes the Systick */
|
|
|
HAL_Init();
|
|
|
|
|
|
/* System clock configuration */
|
|
|
APP_SystemClockConfig();
|
|
|
|
|
|
/* Initialize UART */
|
|
|
BSP_USART_Config();
|
|
|
|
|
|
/* Create event group */
|
|
|
EventGroupCreate();
|
|
|
|
|
|
/* Create the tasks that are created using the original xTaskCreate() API function. */
|
|
|
xTaskCreate( Task1, "Task1", 128, NULL, 1, NULL );
|
|
|
xTaskCreate( Task2, "Task2", 128, NULL, 2, NULL );
|
|
|
|
|
|
/* Start the scheduler. */
|
|
|
vTaskStartScheduler();
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* @brief Set assign bit to event group, assign bit is stored in "pxEventBits->uxEventBits"
|
|
|
* @param *pvParamters: The parameters passed to the task function when the task is created
|
|
|
* @retval None
|
|
|
*/
|
|
|
static void Task1(void *pvParamters)
|
|
|
{
|
|
|
uint8_t CountValue = 0;
|
|
|
while (1)
|
|
|
{
|
|
|
/* If CountValue = 10,prepare write EVENTBIT_0 to EventGroupHandle */
|
|
|
if(CountValue == 10)
|
|
|
{
|
|
|
xEventGroupSetBits(EventGroupHandle, EVENTBIT_0);
|
|
|
printf("Task1: Set bit0\r\n");
|
|
|
}
|
|
|
/* If CountValue = 20,prepare write EVENTBIT_1 to EventGroupHandle */
|
|
|
else if(CountValue == 20)
|
|
|
{
|
|
|
xEventGroupSetBits(EventGroupHandle, EVENTBIT_1);
|
|
|
printf("Task1: Set bit1\r\n");
|
|
|
}
|
|
|
CountValue++;
|
|
|
/* If CountValue count 20,set CountValue = 0 */
|
|
|
if(CountValue == 21)
|
|
|
{
|
|
|
CountValue = 0;
|
|
|
}
|
|
|
/* vTaskDelay(100): Blocking delay,Task1 goes into a blocked state after invocation */
|
|
|
vTaskDelay(100);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* @brief Set assign bit to event group, assign bit is stored in "pxEventBits->uxEventBits"
|
|
|
* @param *pvParamters: The parameters passed to the task function when the task is created
|
|
|
* @retval None
|
|
|
*/
|
|
|
static void Task2(void *pvParamters)
|
|
|
{
|
|
|
EventBits_t EventBit = 0;
|
|
|
while(1)
|
|
|
{
|
|
|
/* Gets the event bit waiting to be specified from event group */
|
|
|
EventBit = xEventGroupWaitBits( EventGroupHandle, /* Specifies the event flag group to wait for */
|
|
|
EVENTBIT_0 | EVENTBIT_1, /* Specifies the event bits to wait for */
|
|
|
pdTRUE, /* Before exiting this function.
|
|
|
pdTRUE: Clear EVENTBIT_0 | EVENTBIT_1;
|
|
|
pdFALSE: Keep EVENTBIT_0 | EVENTBIT_1 */
|
|
|
pdTRUE, /* This function exits the blocking state condition
|
|
|
pdTRUE: All waiting event bits are set to one;
|
|
|
pdFALSE: Set any one of the waiting event bits to one */
|
|
|
portMAX_DELAY); /* Don't get the data you want, keep waiting, task enters the blocked state. */
|
|
|
printf("Task2: EventBit:0x%x\r\n",(unsigned int)EventBit);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* @brief Create event group.
|
|
|
* @param None
|
|
|
* @retval None
|
|
|
*/
|
|
|
static void EventGroupCreate()
|
|
|
{
|
|
|
/* Create event group,return value to BinarySemphoreHandle */
|
|
|
EventGroupHandle = xEventGroupCreate();
|
|
|
/* If EventGroupHandle != NULL,event group create success. */
|
|
|
if(EventGroupHandle != NULL)
|
|
|
{
|
|
|
printf("Event group create success!\r\n");
|
|
|
}
|
|
|
/* If EventGroupHandle == NULL,event group create fail */
|
|
|
else
|
|
|
{
|
|
|
printf("Event group create fail!\r\n");
|
|
|
}
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* @brief System clock configuration function
|
|
|
* @param None
|
|
|
* @retval None
|
|
|
*/
|
|
|
static void APP_SystemClockConfig(void)
|
|
|
{
|
|
|
RCC_OscInitTypeDef OscInitstruct = {0};
|
|
|
RCC_ClkInitTypeDef ClkInitstruct = {0};
|
|
|
|
|
|
OscInitstruct.OscillatorType = RCC_OSCILLATORTYPE_HSE | RCC_OSCILLATORTYPE_HSI | RCC_OSCILLATORTYPE_LSE |
|
|
|
RCC_OSCILLATORTYPE_LSI | RCC_OSCILLATORTYPE_HSI48M;
|
|
|
OscInitstruct.HSEState = RCC_HSE_OFF; /* Disable HSE */
|
|
|
/* OscInitstruct.HSEFreq = RCC_HSE_16_32MHz; */ /* HSE working frequency range: 16M~32M */
|
|
|
OscInitstruct.HSI48MState = RCC_HSI48M_OFF; /* Disable HSI48M */
|
|
|
OscInitstruct.HSIState = RCC_HSI_ON; /* Enable HSI */
|
|
|
OscInitstruct.LSEState = RCC_LSE_OFF; /* Disable LSE */
|
|
|
/* OscInitstruct.LSEDriver = RCC_LSEDRIVE_HIGH; */ /* Drive capability level: High */
|
|
|
OscInitstruct.LSIState = RCC_LSI_OFF; /* Disable LSI */
|
|
|
OscInitstruct.PLL.PLLState = RCC_PLL_OFF; /* Disable PLL */
|
|
|
/* OscInitstruct.PLL.PLLSource = RCC_PLLSOURCE_HSE; */ /* PLL clock source: HSE */
|
|
|
/* OscInitstruct.PLL.PLLMUL = RCC_PLL_MUL6; */ /* PLL multiplication factor: 6 */
|
|
|
/* Configure Oscillators */
|
|
|
if(HAL_RCC_OscConfig(&OscInitstruct) != HAL_OK)
|
|
|
{
|
|
|
APP_ErrorHandler();
|
|
|
}
|
|
|
|
|
|
ClkInitstruct.ClockType = RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
|
|
|
ClkInitstruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI; /* System clock source: HSI */
|
|
|
ClkInitstruct.AHBCLKDivider = RCC_SYSCLK_DIV1; /* AHB clock 1 division */
|
|
|
ClkInitstruct.APB1CLKDivider = RCC_HCLK_DIV1; /* APB1 clock 1 division */
|
|
|
ClkInitstruct.APB2CLKDivider = RCC_HCLK_DIV2; /* APB2 clock 2 division */
|
|
|
/* Configure Clocks */
|
|
|
if(HAL_RCC_ClockConfig(&ClkInitstruct, FLASH_LATENCY_0) != HAL_OK)
|
|
|
{
|
|
|
APP_ErrorHandler();
|
|
|
}
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* @brief This function is executed in case of error occurrence.
|
|
|
* @param None
|
|
|
* @retval None
|
|
|
*/
|
|
|
void APP_ErrorHandler(void)
|
|
|
{
|
|
|
/* Infinite loop */
|
|
|
while (1)
|
|
|
{
|
|
|
}
|
|
|
}
|
|
|
|
|
|
#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 can add his own implementation to report the file name and line number,
|
|
|
for example: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
|
|
|
/* Infinite loop */
|
|
|
while (1)
|
|
|
{
|
|
|
}
|
|
|
}
|
|
|
#endif /* USE_FULL_ASSERT */
|
|
|
|
|
|
/************************ (C) COPYRIGHT Puya *****END OF FILE******************/
|