amiro-lld / drivers / button / v1 / alld_button.h @ 9466e34d
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/*
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AMiRo-LLD is a compilation of low-level hardware drivers for the Autonomous Mini Robot (AMiRo) platform.
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Copyright (C) 2016..2019 Thomas Schöpping et al.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @file alld_button.h
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* @brief Button macros and structures.
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*
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* @addtogroup lld_button
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* @{
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*/
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#ifndef AMIROLLD_BUTTON_H
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#define AMIROLLD_BUTTON_H
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#include <amiro-lld.h> |
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/******************************************************************************/
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/* CONSTANTS */
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/******************************************************************************/
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/******************************************************************************/
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/* SETTINGS */
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/******************************************************************************/
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/******************************************************************************/
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/* CHECKS */
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/******************************************************************************/
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/******************************************************************************/
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/* DATA STRUCTURES AND TYPES */
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/******************************************************************************/
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/**
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* @brief Button driver data structure.
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*/
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typedef struct { |
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const apalControlGpio_t* gpio; /**< @brief The identifier of the GPIO. */ |
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} ButtonDriver; |
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/**
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* @brief The state of the button.
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*/
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typedef enum { |
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BUTTON_LLD_STATE_RELEASED = 0x00, /**< 'released' state of the button */ |
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BUTTON_LLD_STATE_PRESSED = 0x01, /**< 'pressed' state of the button */ |
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} button_lld_state_t; |
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/******************************************************************************/
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/* MACROS */
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/******************************************************************************/
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/******************************************************************************/
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/* EXTERN DECLARATIONS */
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/******************************************************************************/
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#ifdef __cplusplus
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extern "C" { |
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#endif
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apalExitStatus_t button_lld_get(const ButtonDriver* const button, button_lld_state_t* const state); |
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#ifdef __cplusplus
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} |
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#endif
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/******************************************************************************/
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/* INLINE FUNCTIONS */
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/******************************************************************************/
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#endif /* AMIROLLD_BUTTON_H */ |
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/** @} */
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