hardware.c

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/* Includes ------------------------------------------------------------------*/
#include "hardware.h"
#include "error_handler.h"
 
void SystemClockConfig(void)
{
    RCC_OscInitTypeDef RCC_OscInitStruct   = {0U};
    RCC_ClkInitTypeDef RCC_ClkInitStruct   = {0U};
    RCC_PeriphCLKInitTypeDef PeriphClkInit = {0U};
 
    __HAL_RCC_SYSCFG_CLK_ENABLE();
    __HAL_RCC_PWR_CLK_ENABLE();
 
    RCC_OscInitStruct.OscillatorType =
        RCC_OSCILLATORTYPE_HSI | RCC_OSCILLATORTYPE_LSI;
    RCC_OscInitStruct.HSIState            = RCC_HSI_ON;
    RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
    RCC_OscInitStruct.LSIState            = RCC_LSI_ON;
    RCC_OscInitStruct.PLL.PLLState        = RCC_PLL_ON;
    RCC_OscInitStruct.PLL.PLLSource       = RCC_PLLSOURCE_HSI;
    RCC_OscInitStruct.PLL.PLLM            = 1U;
    RCC_OscInitStruct.PLL.PLLN            = 10U;
    RCC_OscInitStruct.PLL.PLLP            = RCC_PLLP_DIV2;
    RCC_OscInitStruct.PLL.PLLQ            = RCC_PLLQ_DIV2;
    RCC_OscInitStruct.PLL.PLLR            = RCC_PLLR_DIV2;
    if(HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
    {
        ErrorHandler();
    }
 
    RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK |
                                  RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
    RCC_ClkInitStruct.SYSCLKSource   = RCC_SYSCLKSOURCE_PLLCLK;
    RCC_ClkInitStruct.AHBCLKDivider  = RCC_SYSCLK_DIV1;
    RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
    RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
 
    if(HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4) != HAL_OK)
    {
        ErrorHandler();
    }
 
    PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_RTC;
    PeriphClkInit.RTCClockSelection    = RCC_RTCCLKSOURCE_LSI;
    if(HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
    {
        ErrorHandler();
    }
 
    if(HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1) != HAL_OK)
    {
        ErrorHandler();
    }
}
 
void GpioInit(void)
{
    GPIO_InitTypeDef GPIO_InitStruct = {0U};
 
    __HAL_RCC_GPIOA_CLK_ENABLE();
    __HAL_RCC_GPIOB_CLK_ENABLE();
 
    LedLd2Off();
    LedLd3Off();
 
    GPIO_InitStruct.Mode  = GPIO_MODE_OUTPUT_PP;
    GPIO_InitStruct.Pull  = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
 
    GPIO_InitStruct.Pin = LED_LD2_Pin;
    HAL_GPIO_Init(LED_LD2_Port, &GPIO_InitStruct);
 
    GPIO_InitStruct.Pin = LED_LD3_Pin;
    HAL_GPIO_Init(LED_LD3_Port, &GPIO_InitStruct);
}
 
void GpioDeinit(void)
{
    GPIO_InitTypeDef GPIO_InitStruct = {0U};
 
    __HAL_RCC_GPIOA_CLK_ENABLE();
    __HAL_RCC_GPIOB_CLK_ENABLE();
 
    LedLd2Off();
    LedLd3Off();
 
    GPIO_InitStruct.Mode  = GPIO_MODE_ANALOG;
    GPIO_InitStruct.Pull  = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
 
    GPIO_InitStruct.Pin = LED_LD2_Pin;
    HAL_GPIO_Init(LED_LD2_Port, &GPIO_InitStruct);
 
    GPIO_InitStruct.Pin = LED_LD3_Pin;
    HAL_GPIO_Init(LED_LD3_Port, &GPIO_InitStruct);
 
    __HAL_RCC_GPIOA_CLK_DISABLE();
    __HAL_RCC_GPIOB_CLK_DISABLE();
}
 
void LedLd2On(void)
{
    HAL_GPIO_WritePin(LED_LD2_Port, LED_LD2_Pin, GPIO_PIN_RESET);
}
 
void LedLd2Off(void)
{
    HAL_GPIO_WritePin(LED_LD2_Port, LED_LD2_Pin, GPIO_PIN_SET);
}
 
void LedLd2Toggle(void)
{
    HAL_GPIO_TogglePin(LED_LD2_Port, LED_LD2_Pin);
}
 
void LedLd3On(void)
{
    HAL_GPIO_WritePin(LED_LD3_Port, LED_LD3_Pin, GPIO_PIN_SET);
}
 
void LedLd3Off(void)
{
    HAL_GPIO_WritePin(LED_LD3_Port, LED_LD3_Pin, GPIO_PIN_RESET);
}
 
void LedLd3Toggle(void)
{
    HAL_GPIO_TogglePin(LED_LD3_Port, LED_LD3_Pin);
}