/**
  ******************************************************************************
  * @file    usart.c
  * @author  MCD Application Team
  * @brief   configuration of the USART instances
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright (c) 2019 STMicroelectronics.
  * All rights reserved.</center></h2>
  *
  * This software component is licensed by ST under Ultimate Liberty license
  * SLA0044, the "License"; You may not use this file except in compliance with
  * the License. You may obtain a copy of the License at:
  *                             www.st.com/SLA0044
  *
  ******************************************************************************
  */

/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "usart.h"

#include "stdio.h"
/* External variables --------------------------------------------------------*/
/* Private typedef -----------------------------------------------------------*/

uint8_t pm2d5_byte_data;
uint8_t data;

UART_HandleTypeDef hlpuart1;
UART_HandleTypeDef huart1;
UART_HandleTypeDef huart2;

/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
/* Functions Definition ------------------------------------------------------*/
void MX_LPUART1_UART_Init(void)
{

  hlpuart1.Instance = LPUART1;
  hlpuart1.Init.BaudRate = 115200;
  hlpuart1.Init.WordLength = UART_WORDLENGTH_8B;
  hlpuart1.Init.StopBits = UART_STOPBITS_1;
  hlpuart1.Init.Parity = UART_PARITY_NONE;
  hlpuart1.Init.Mode = UART_MODE_TX_RX;
  hlpuart1.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  hlpuart1.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE;
  hlpuart1.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT;
  if (HAL_UART_Init(&hlpuart1) != HAL_OK)
  {
    Error_Handler();
  }
  HAL_UART_Receive_IT(&hlpuart1, &data, 1);
  /* USER CODE BEGIN LPUART1_Init 2 */
  /* USER CODE END LPUART1_Init 2 */

}

void MX_USART1_UART_Init(void)
{
  huart1.Instance        = USART1;
  huart1.Init.BaudRate   = 115200;
  huart1.Init.WordLength = UART_WORDLENGTH_8B;
  huart1.Init.StopBits   = UART_STOPBITS_1;
  huart1.Init.Parity     = UART_PARITY_NONE;
  huart1.Init.Mode       = UART_MODE_TX_RX;
  huart1.Init.HwFlowCtl  = UART_HWCONTROL_NONE;
  huart1.Init.OverSampling = UART_OVERSAMPLING_16;

  if(HAL_UART_Init(&huart1) != HAL_OK)
  {
    Error_Handler();
  }
}

void MX_USART2_UART_Init(void)
{
  huart2.Instance = USART2;
  huart2.Init.BaudRate = 9600;
  huart2.Init.WordLength = UART_WORDLENGTH_8B;
  huart2.Init.StopBits = UART_STOPBITS_1;
  huart2.Init.Parity = UART_PARITY_NONE;
  huart2.Init.Mode = UART_MODE_TX_RX;
  huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
  huart2.Init.OverSampling = UART_OVERSAMPLING_16;
  huart2.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE;
  huart2.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT;

  if (HAL_UART_Init(&huart2) != HAL_OK)
  {
    Error_Handler();
  }

   HAL_UART_Receive_IT(&huart2, &pm2d5_byte_data, 1);
}

void HAL_UART_MspInit(UART_HandleTypeDef *uartHandle)
{
	GPIO_InitTypeDef GPIO_InitStruct = {0};
  if(uartHandle->Instance==LPUART1)
  {
    __HAL_RCC_LPUART1_CLK_ENABLE();

    __HAL_RCC_GPIOC_CLK_ENABLE();
    /**LPUART1 GPIO Configuration
    PC0     ------> LPUART1_RX
    PC1     ------> LPUART1_TX
    */
    GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
    GPIO_InitStruct.Alternate = GPIO_AF8_LPUART1;
    HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);

    /* LPUART1 interrupt Init */
    HAL_NVIC_SetPriority(LPUART1_IRQn, 0, 0);
    HAL_NVIC_EnableIRQ(LPUART1_IRQn);
  /* USER CODE BEGIN LPUART1_MspInit 1 */

  /* USER CODE END LPUART1_MspInit 1 */
  }   
  else if(uartHandle->Instance==USART2)
    {
        /* USER CODE BEGIN USART2_MspInit 0 */

        /* USER CODE END USART2_MspInit 0 */
        /* USART2 clock enable */
        __HAL_RCC_USART2_CLK_ENABLE();

        __HAL_RCC_GPIOA_CLK_ENABLE();
        /**USART2 GPIO Configuration
        PA2     ------> USART2_TX
        PA3     ------> USART2_RX
        */
        GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_3;
        GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
        GPIO_InitStruct.Pull = GPIO_NOPULL;
        GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
        GPIO_InitStruct.Alternate = GPIO_AF7_USART2;
        HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);

        /* USART2 interrupt Init */
        HAL_NVIC_SetPriority(USART2_IRQn, 0, 0);
        HAL_NVIC_EnableIRQ(USART2_IRQn);
        /* USER CODE BEGIN USART2_MspInit 1 */

        /* USER CODE END USART2_MspInit 1 */
    }
    else if(uartHandle->Instance==USART1)
    {
        /* Enable GPIO TX/RX clock */
        USARTx_TX_GPIO_CLK_ENABLE();
        USARTx_RX_GPIO_CLK_ENABLE();

        USARTx_CLK_ENABLE();

        GPIO_InitStruct.Pin = USARTx_TX_Pin;
        GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
        GPIO_InitStruct.Pull = GPIO_PULLUP;
        GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
        GPIO_InitStruct.Alternate = USARTx_TX_AF;
        HAL_GPIO_Init(USARTx_TX_GPIO_Port, &GPIO_InitStruct);

        GPIO_InitStruct.Pin = USARTx_RX_Pin;
        GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
        GPIO_InitStruct.Pull = GPIO_NOPULL;
        GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
        GPIO_InitStruct.Alternate = USARTx_RX_AF;
        HAL_GPIO_Init(USARTx_RX_GPIO_Port, &GPIO_InitStruct);
        
        /* USART1 interrupt Init */
        HAL_NVIC_SetPriority(USART1_IRQn, 0, 0);
        HAL_NVIC_EnableIRQ(USART1_IRQn);        
        
    }
}

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/