view Small_CPU/Src/uart.c @ 640:f735f1123526

Development bugfix Viewport settings: Settings of the viewport have been reset after every update. Root cause: plausibility check value has not been adapted to latest implementation. In addition settings for frame have been overwritten while focus was changed because of an invalid and combination. Both issues have been solved
author Ideenmodellierer
date Thu, 11 Mar 2021 21:43:43 +0100
parents 5f11787b4f42
children 1b995079c045
line wrap: on
line source

/**
  ******************************************************************************
  * @file    uart.c 
  * @author  heinrichs weikamp gmbh
  * @version V0.0.1
  * @date    27-March-2014
  * @brief   button control
  *           
  @verbatim                 
  ============================================================================== 
                        ##### How to use #####
  ============================================================================== 
  @endverbatim
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT(c) 2015 heinrichs weikamp</center></h2>
  *
  ******************************************************************************
  */ 
/* Includes ------------------------------------------------------------------*/
#include "uart.h"

/* Private variables ---------------------------------------------------------*/

UART_HandleTypeDef huart2;


/* Exported functions --------------------------------------------------------*/

void MX_USART2_UART_Init(void)
{
/* pullup special */
  GPIO_InitTypeDef   GPIO_InitStructure;
  __GPIOA_CLK_ENABLE();
  GPIO_InitStructure.Pin = GPIO_PIN_2;
  GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP;
  GPIO_InitStructure.Pull = GPIO_PULLUP;
  GPIO_InitStructure.Speed = GPIO_SPEED_FAST;
  HAL_GPIO_Init(GPIOA, &GPIO_InitStructure); 

/* regular init */	
  huart2.Instance = USART2;
  huart2.Init.BaudRate = 1200;
  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;
  HAL_UART_Init(&huart2);
}


uint8_t UART_ButtonAdjust(uint8_t *array)
{
	uint8_t answer[4];
	
	HAL_UART_Transmit(&huart2,array,4,1000);
	HAL_UART_Receive(&huart2,answer,4,2000);
	if(	(answer[0] == array[0])
		&&(answer[1] == array[1])
		&&(answer[2] == array[2])
		&&(answer[3] == array[3]))
	return 1;
	else
	return 0;
}

void MX_USART2_UART_DeInit(void)
{
	HAL_UART_DeInit(&huart2);
}


/************************ (C) COPYRIGHT heinrichs weikamp *****END OF FILE****/