/**
******************************************************************************
* @file main.c
* @author MCU Application Team
* @brief Main program body
******************************************************************************
* @attention
*
* © Copyright (c) 2023 Puya Semiconductor Co.
* All rights reserved.
*
* 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
*
* © Copyright (c) 2016 STMicroelectronics.
* All rights reserved.
*
* 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"
/* Private define ------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
ADC_HandleTypeDef AdcHandle;
TIM_HandleTypeDef TimHandle;
TIM_MasterConfigTypeDef sMasterConfig;
ADC_AnalogWDGConfTypeDef ADCAnalogWDGConfig;
/* Private user code ---------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
static void APP_SystemClockConfig(void);
static void APP_AdcConfig(void);
static void APP_TimConfig(void);
/**
* @brief Main program.
* @retval int
*/
int main(void)
{
/* Reset of all peripherals, Initializes the Systick. */
HAL_Init();
/* System clock configuration */
APP_SystemClockConfig();
/* Initialize LED */
BSP_LED_Init(LED_GREEN);
/* Initialize UART */
BSP_USART_Config();
/* Configure ADC */
APP_AdcConfig();
/* ADC Calibrate */
if (HAL_ADCEx_Calibration_Start(&AdcHandle) != HAL_OK)
{
APP_ErrorHandler();
}
/* ADC Start */
HAL_ADC_Start(&AdcHandle);
/* TIM Config */
APP_TimConfig();
while(1)
{
}
}
/**
* @brief Adc WatchDog Callback
* @param hadc：ADC handle
* @retval None
*/
void HAL_ADC_LevelOutOfWindowCallback(ADC_HandleTypeDef* hadc)
{
BSP_LED_On(LED_GREEN);
}
/**
* @brief ADC configuration function
* @param None
* @retval None
*/
static void APP_AdcConfig(void)
{
ADC_ChannelConfTypeDef sConfig={0};
RCC_PeriphCLKInitTypeDef RCC_PeriphCLKInit={0};
__HAL_RCC_ADC1_CLK_ENABLE();
RCC_PeriphCLKInit.PeriphClockSelection= RCC_PERIPHCLK_ADC;
RCC_PeriphCLKInit.AdcClockSelection = RCC_ADCPCLK2_DIV8;
HAL_RCCEx_PeriphCLKConfig(&RCC_PeriphCLKInit);
AdcHandle.Instance = ADC1;
AdcHandle.Init.Resolution = ADC_RESOLUTION_12B; /* 12-bit resolution for converted data */
AdcHandle.Init.DataAlign = ADC_DATAALIGN_RIGHT; /* Right-alignment for converted data */
AdcHandle.Init.ScanConvMode = ADC_SCAN_DISABLE; /* Scan Mode Disable */
AdcHandle.Init.ContinuousConvMode = DISABLE; /* Single Conversion */
AdcHandle.Init.NbrOfConversion = 1; /* Conversion Number 1 */
AdcHandle.Init.DiscontinuousConvMode = DISABLE; /* Discontinuous Mode Disable */
AdcHandle.Init.NbrOfDiscConversion = 1; /* Discontinuous Conversion Number 1 */
AdcHandle.Init.ExternalTrigConv = ADC_EXTERNALTRIGCONV_EXT_IT11; /* TIM8 TRGO */
if (HAL_ADC_Init(&AdcHandle) != HAL_OK)
{
APP_ErrorHandler();
}
__HAL_AFIO_REMAP_ADC1_ETRGREG_ENABLE(); /* Remap TIM8 TRGO */
sConfig.Channel = ADC_CHANNEL_4;
sConfig.Rank = ADC_REGULAR_RANK_1;
sConfig.SamplingTime = ADC_SAMPLETIME_28CYCLES_5;
if (HAL_ADC_ConfigChannel(&AdcHandle, &sConfig) != HAL_OK)
{
APP_ErrorHandler();
}
ADCAnalogWDGConfig.Channel=ADC_CHANNEL_4; /* AnalogWDG Channel:channel4 */
ADCAnalogWDGConfig.HighThreshold=0x800; /* High Threshold：0x0800 */
ADCAnalogWDGConfig.ITMode=ENABLE; /* Enable AnalogWDG Interrupt */
ADCAnalogWDGConfig.LowThreshold=0x0; /* Low Threshold：0x0 */
ADCAnalogWDGConfig.WatchdogMode=ADC_ANALOGWATCHDOG_SINGLE_REG;
if (HAL_ADC_AnalogWDGConfig(&AdcHandle, &ADCAnalogWDGConfig) != HAL_OK)
{
APP_ErrorHandler();
}
}
/**
* @brief TIM configuration function
* @param None
* @retval None
*/
static void APP_TimConfig(void)
{
__HAL_RCC_TIM8_CLK_ENABLE(); /* Enable TIM8 Clock */
TimHandle.Instance = TIM8; /* TIM8 */
TimHandle.Init.Period = 8000 - 1; /* Period = 8000-1 */
TimHandle.Init.Prescaler = 1000 - 1; /* Prescaler = 1000-1 */
TimHandle.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1; /* ClockDivision = 0 */
TimHandle.Init.CounterMode = TIM_COUNTERMODE_UP; /* Counter Direction = up */
TimHandle.Init.RepetitionCounter = 0; /* Repetition = 0 */
TimHandle.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE; /* Auto-Reload register not buffered */
if (HAL_TIM_Base_Init(&TimHandle) != HAL_OK) /* Initialize TIM8 */
{
APP_ErrorHandler();
}
sMasterConfig.MasterOutputTrigger = TIM_TRGO_UPDATE; /* Select Update Event as Trigger Source */
sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE; /* Disable Master/Slave Mode */
HAL_TIMEx_MasterConfigSynchronization(&TimHandle, &sMasterConfig); /* Configure TIM8 */
if (HAL_TIM_Base_Start(&TimHandle) != HAL_OK) /* TIM8 Start */
{
APP_ErrorHandler();
}
}
/**
* @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 frequency range 16~32M */
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; */ /* LSEDrive ：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 selection HSE */
/* OscInitstruct.PLL.PLLMUL = RCC_PLL_MUL6; */ /* PLL clock source 6-fold frequency */
/* Configure oscillator */
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; /* Select HSI as system clock */
ClkInitstruct.AHBCLKDivider = RCC_SYSCLK_DIV1; /* AHB clock 1 division */
ClkInitstruct.APB1CLKDivider = RCC_HCLK_DIV1; /* APB clock 1 division */
ClkInitstruct.APB2CLKDivider = RCC_HCLK_DIV1; /* APB2 clock 1 division */
/* Configure clock source */
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)
{
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,
ex: 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******************/