52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
/*
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* McuButton.h
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*
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* Copyright (c) 2019-2021, Erich Styger
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef MCUBUTTON_H_
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#define MCUBUTTON_H_
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#include "McuButtonconfig.h"
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#include <stdint.h>
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#include <stdbool.h>
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#include "McuLib.h"
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#include "McuGPIO.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct McuButton_Dummy_s { int dummy; } McuButton_Dummy_s; /*!< using a pointer to a struct instead a pointer to void for handle, used for handle type 'safety' only */
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typedef McuButton_Dummy_s *McuBtn_Handle_t; /*!< Button handle type */
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typedef struct {
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bool isLowActive; /* default: true */
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McuGPIO_HwPin_t hw;
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} McuBtn_Config_t;
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void McuBtn_GetDefaultConfig(McuBtn_Config_t *config);
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McuBtn_Handle_t McuBtn_InitButton(McuBtn_Config_t *config);
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McuBtn_Handle_t McuBtn_DeinitButton(McuBtn_Handle_t button);
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void McuBtn_DisablePullResistor(McuBtn_Handle_t btn);
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void McuBtn_EnablePullResistor(McuBtn_Handle_t btn);
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bool McuBtn_IsOn(McuBtn_Handle_t btn);
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void McuBtn_GetPinStatusString(McuBtn_Handle_t btn, unsigned char *buf, size_t bufSize);
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void McuBtn_Deinit(void);
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void McuBtn_Init(void);
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* MCUBUTTON_H_ */
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