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/**
******************************************************************************
* @file gpio_lld.c
* @author MCD Application Team
* @version $VERSION$
* @date $DATE$
* @brief This file contains the init of all the GPIOs used by LLD tests.
* It is to be used on both M0 and M4.
******************************************************************************
* @attention
*
* <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of STMicroelectronics nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
// Be carrefull with the .h included as this file must be compilable on both M0 and M4 environments
#include "app_conf.h"
#include "gpio_lld.h"
/* Set PHY GPIO_HARD_FAULT to '1' */
void gpio_lld_phy_gpioHardFault_up(void) {
HAL_GPIO_WritePin(GPIO_HARD_FAULT_PORT, GPIO_HARD_FAULT_PIN, GPIO_PIN_SET);
}
/* Set PHY GPIO_HARD_FAULT to '0' */
void gpio_lld_phy_gpioHardFault_down(void) {
HAL_GPIO_WritePin(GPIO_HARD_FAULT_PORT, GPIO_HARD_FAULT_PIN, GPIO_PIN_RESET);
}
/* Initialize GPIOs used by USART */
void gpio_lld_usart_init(void)
{
GPIO_InitTypeDef gpioinitstruct = {0};
/*** Configure the GPIOs ***/
/* Enable GPIO clock */
USART_TX_GPIO_CLK_ENABLE();
USART_RX_GPIO_CLK_ENABLE();
/* Common configuration to Tx and Rx */
gpioinitstruct.Mode = GPIO_MODE_AF_PP;
gpioinitstruct.Pull = GPIO_NOPULL;
gpioinitstruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
/* Configure USART Tx */
gpioinitstruct.Pin = USART_TX_PIN;
gpioinitstruct.Alternate = USART_TX_AF;
HAL_GPIO_Init(USART_TX_GPIO_PORT, &gpioinitstruct);
/* Configure USART Rx */
gpioinitstruct.Pin = USART_RX_PIN;
gpioinitstruct.Alternate = USART_RX_AF;
HAL_GPIO_Init(USART_RX_GPIO_PORT, &gpioinitstruct);
/*** Configure the USART peripheral ***/
/* Enable USART clock */
USART_CLK_ENABLE();
}
/* De-initialize GPIOs used by USART */
void gpio_lld_usart_deInit(void) {
HAL_GPIO_DeInit(USART_TX_GPIO_PORT, USART_TX_PIN);
HAL_GPIO_DeInit(USART_RX_GPIO_PORT, USART_RX_PIN);
/* Do not disable clocks as they could be used by others GPIOs and it seems
to not need power in STOP mode */
}
/* Initialize GPIOs used by LPUART */
void gpio_lld_lpuart_init(void)
{
GPIO_InitTypeDef gpioinitstruct = {0};
/*** Configure the GPIOs ***/
/* Enable GPIO clock */
LPUART_TX_GPIO_CLK_ENABLE();
LPUART_RX_GPIO_CLK_ENABLE();
/* Common configuration to Tx and Rx */
gpioinitstruct.Mode = GPIO_MODE_AF_PP;
gpioinitstruct.Pull = GPIO_NOPULL;
gpioinitstruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
/* Configure LPUART Tx */
gpioinitstruct.Pin = LPUART_TX_PIN;
gpioinitstruct.Alternate = LPUART_TX_AF;
HAL_GPIO_Init(LPUART_TX_GPIO_PORT, &gpioinitstruct);
/* Configure LPUART Rx */
gpioinitstruct.Pin = LPUART_RX_PIN;
gpioinitstruct.Alternate = LPUART_RX_AF;
HAL_GPIO_Init(LPUART_RX_GPIO_PORT, &gpioinitstruct);
/*** Configure the LPUART peripheral ***/
/* Enable LPUART clock */
LPUART_CLK_ENABLE();
}
/* De-initialize GPIOs used by LPUART */
void gpio_lld_lpuart_deInit(void) {
HAL_GPIO_DeInit(LPUART_TX_GPIO_PORT, LPUART_TX_PIN);
HAL_GPIO_DeInit(LPUART_RX_GPIO_PORT, LPUART_RX_PIN);
/* Do not disable clocks as they could be used by others GPIOs and it seems
to not need power in STOP mode */
}
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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