/** ****************************************************************************** * File Name : gpio.c * Description : This file provides code for the configuration * of all used GPIO pins. ****************************************************************************** * This notice applies to any and all portions of this file * that are not between comment pairs USER CODE BEGIN and * USER CODE END. Other portions of this file, whether * inserted by the user or by software development tools * are owned by their respective copyright owners. * * Copyright (c) 2018 STMicroelectronics International N.V. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted, provided that the following conditions are met: * * 1. Redistribution 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 other * contributors to this software may be used to endorse or promote products * derived from this software without specific written permission. * 4. This software, including modifications and/or derivative works of this * software, must execute solely and exclusively on microcontroller or * microprocessor devices manufactured by or for STMicroelectronics. * 5. Redistribution and use of this software other than as permitted under * this license is void and will automatically terminate your rights under * this license. * * THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A * PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY * RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT * SHALL STMICROELECTRONICS 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 ------------------------------------------------------------------*/ #include "gpio.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ /*----------------------------------------------------------------------------*/ /* Configure GPIO */ /*----------------------------------------------------------------------------*/ /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ /** Configure pins as * Analog * Input * Output * EVENT_OUT * EXTI */ void MX_GPIO_Init(void) { LL_EXTI_InitTypeDef EXTI_InitStruct; LL_GPIO_InitTypeDef GPIO_InitStruct; /* GPIO Ports Clock Enable */ LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_GPIOC); LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_GPIOD); LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_GPIOA); /**/ LL_GPIO_ResetOutputPin(LED_GPIO_Port, LED1_Pin); LL_GPIO_ResetOutputPin(LED_GPIO_Port, LEDRX_Pin); LL_GPIO_ResetOutputPin(LED_GPIO_Port, LEDTX_Pin); LL_GPIO_SetOutputPin(RENUM_GPIO_Port, RENUM_Pin); /**/ // LL_GPIO_ResetOutputPin(GPIOA, NRF_CE_Pin|NRF_NSS_Pin); /**/ GPIO_InitStruct.Pin = LED1_Pin|LEDRX_Pin|LEDTX_Pin; GPIO_InitStruct.Mode = LL_GPIO_MODE_OUTPUT; GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_LOW; GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL; LL_GPIO_Init(LED_GPIO_Port, &GPIO_InitStruct); /**/ GPIO_InitStruct.Pin = NRF_CE_Pin|NRF_NSS_Pin|RENUM_Pin; GPIO_InitStruct.Mode = LL_GPIO_MODE_OUTPUT; GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_LOW; GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL; LL_GPIO_Init(GPIOA, &GPIO_InitStruct); #if 1 /**/ LL_GPIO_AF_SetEXTISource(LL_GPIO_AF_EXTI_PORTA, LL_GPIO_AF_EXTI_LINE1); // IRQ on PA1 /**/ EXTI_InitStruct.Line_0_31 = LL_EXTI_LINE_1; EXTI_InitStruct.LineCommand = ENABLE; EXTI_InitStruct.Mode = LL_EXTI_MODE_IT; EXTI_InitStruct.Trigger = LL_EXTI_TRIGGER_FALLING; LL_EXTI_Init(&EXTI_InitStruct); NVIC_EnableIRQ(EXTI2_IRQn); /**/ LL_GPIO_SetPinMode(NRF_IRQ_GPIO_Port, NRF_IRQ_Pin, LL_GPIO_MODE_FLOATING); #endif } /* USER CODE BEGIN 2 */ /* USER CODE END 2 */ /** * @} */ /** * @} */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/