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135 lines
5.0 KiB
135 lines
5.0 KiB
/**
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******************************************************************************
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* File Name : gpio.c
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* Description : This file provides code for the configuration
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* of all used GPIO pins.
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******************************************************************************
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* This notice applies to any and all portions of this file
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* that are not between comment pairs USER CODE BEGIN and
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* USER CODE END. Other portions of this file, whether
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* inserted by the user or by software development tools
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* are owned by their respective copyright owners.
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*
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* Copyright (c) 2018 STMicroelectronics International N.V.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted, provided that the following conditions are met:
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*
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* 1. Redistribution of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of STMicroelectronics nor the names of other
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* contributors to this software may be used to endorse or promote products
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* derived from this software without specific written permission.
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* 4. This software, including modifications and/or derivative works of this
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* software, must execute solely and exclusively on microcontroller or
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* microprocessor devices manufactured by or for STMicroelectronics.
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* 5. Redistribution and use of this software other than as permitted under
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* this license is void and will automatically terminate your rights under
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* this license.
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*
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* THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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* PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
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* RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
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* SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "gpio.h"
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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/*----------------------------------------------------------------------------*/
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/* Configure GPIO */
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/*----------------------------------------------------------------------------*/
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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/** Configure pins as
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* Analog
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* Input
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* Output
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* EVENT_OUT
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* EXTI
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*/
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void MX_GPIO_Init(void)
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{
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LL_EXTI_InitTypeDef EXTI_InitStruct;
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LL_GPIO_InitTypeDef GPIO_InitStruct;
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/* GPIO Ports Clock Enable */
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LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_GPIOC);
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LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_GPIOD);
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LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_GPIOA);
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/**/
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LL_GPIO_ResetOutputPin(LED_GPIO_Port, LED1_Pin);
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LL_GPIO_ResetOutputPin(LED_GPIO_Port, LEDRX_Pin);
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LL_GPIO_ResetOutputPin(LED_GPIO_Port, LEDTX_Pin);
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LL_GPIO_SetOutputPin(RENUM_GPIO_Port, RENUM_Pin);
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/**/
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// LL_GPIO_ResetOutputPin(GPIOA, NRF_CE_Pin|NRF_NSS_Pin);
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/**/
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GPIO_InitStruct.Pin = LED1_Pin|LEDRX_Pin|LEDTX_Pin;
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GPIO_InitStruct.Mode = LL_GPIO_MODE_OUTPUT;
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GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_LOW;
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GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
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LL_GPIO_Init(LED_GPIO_Port, &GPIO_InitStruct);
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/**/
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GPIO_InitStruct.Pin = NRF_CE_Pin|NRF_NSS_Pin|RENUM_Pin;
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GPIO_InitStruct.Mode = LL_GPIO_MODE_OUTPUT;
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GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_LOW;
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GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
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LL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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#if 1
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/**/
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LL_GPIO_AF_SetEXTISource(LL_GPIO_AF_EXTI_PORTA, LL_GPIO_AF_EXTI_LINE1); // IRQ on PA1
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/**/
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EXTI_InitStruct.Line_0_31 = LL_EXTI_LINE_1;
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EXTI_InitStruct.LineCommand = ENABLE;
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EXTI_InitStruct.Mode = LL_EXTI_MODE_IT;
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EXTI_InitStruct.Trigger = LL_EXTI_TRIGGER_FALLING;
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LL_EXTI_Init(&EXTI_InitStruct);
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NVIC_EnableIRQ(EXTI2_IRQn);
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/**/
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LL_GPIO_SetPinMode(NRF_IRQ_GPIO_Port, NRF_IRQ_Pin, LL_GPIO_MODE_FLOATING);
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#endif
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}
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/* USER CODE BEGIN 2 */
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/* USER CODE END 2 */
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/**
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* @}
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*/
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/**
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* @}
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*/
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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