2023-01-11 23:45:54 +08:00

122 lines
3.9 KiB
C

/**
******************************************************************************
* @file main.c
* @author MCU Application Team
* @brief Main program body
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) Puya Semiconductor Co.
* All rights reserved.</center></h2>
*
* <h2><center>&copy; 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 "py32f0xx_hal.h"
/* Private define ------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private user code ---------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
static void APP_SystemClockConfig(void);
void APP_ErrorHandler(void);
static void APP_LedConfig(void)
{
GPIO_InitTypeDef GPIO_InitStruct;
__HAL_RCC_GPIOB_CLK_ENABLE();
GPIO_InitStruct.Pin = GPIO_PIN_5;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
}
int main(void)
{
HAL_Init();
/* Reconfig system clock */
APP_SystemClockConfig();
APP_LedConfig();
while (1)
{
HAL_Delay(500);
HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_5);
}
}
static void APP_SystemClockConfig(void)
{
RCC_OscInitTypeDef RCC_OscInitStruct = {0};
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE
| RCC_OSCILLATORTYPE_HSI
| RCC_OSCILLATORTYPE_LSE
| RCC_OSCILLATORTYPE_LSI;
RCC_OscInitStruct.HSIState = RCC_HSI_ON; /* HSI ON */
RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_24MHz; /* Set HSI clock 24MHz */
RCC_OscInitStruct.HSIDiv = RCC_HSI_DIV1; /* No division */
RCC_OscInitStruct.HSEState = RCC_HSE_OFF; /* OFF */
RCC_OscInitStruct.LSIState = RCC_LSI_OFF; /* OFF */
RCC_OscInitStruct.LSEState = RCC_LSE_OFF; /* OFF */
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_OFF; /* OFF */
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
{
APP_ErrorHandler();
}
/* Reinitialize AHB,APB bus clock */
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK
| RCC_CLOCKTYPE_SYSCLK
| RCC_CLOCKTYPE_PCLK1;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI; /* Select HSI as SYSCLK source */
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; /* APH clock, no division */
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1; /* APB clock, no division */
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0) != HAL_OK)
{
APP_ErrorHandler();
}
}
void APP_ErrorHandler(void)
{
while (1)
{
}
}
#ifdef USE_FULL_ASSERT
/**
* @brief Export assert error source and line number
*/
void assert_failed(uint8_t *file, uint32_t line)
{
/* printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
while (1)
{
}
}
#endif /* USE_FULL_ASSERT */
/************************ (C) COPYRIGHT Puya *****END OF FILE******************/