sif_btn_ext_pi4ioe5v96248.h

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/*
 *  Copyright (c) 2023, Cascoda Ltd.
 *  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. 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 the copyright holder 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
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 *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *  POSSIBILITY OF SUCH DAMAGE.
 */
/*
 * Extended Button Functions using a GPIO extender chip.
 * Implemented for PI4IOE5V96248.
*/
 
#ifndef SIF_BTN_EXT_PI4IOE5V96248_H
#define SIF_BTN_EXT_PI4IOE5V96248_H
 
#include "cascoda-bm/cascoda_types.h"
#include "ca821x_api.h"
#include "ca821x_error.h"
#include "cascoda_btn_ext.h"
 
/* re-mapping for functions that have 1-to-1 functionality */
#define SIF_SetButtonShortPressCallbackExt Btn_SetButtonShortPressCallbackExt
#define SIF_SetButtonLongPressCallbackExt Btn_SetButtonLongPressCallbackExt
#define SIF_SetButtonHoldCallbackExt Btn_SetButtonHoldCallbackExt
 
ca_error SIF_InitialiseGPIOExt(void);
 
ca_error SIF_RegisterOutputExt(uint8_t ledBtn);
 
ca_error SIF_SetOutputExt(uint8_t ledBtn, u8_t val);
 
ca_error SIF_RegisterButtonInputExt(uint8_t ledBtn);
 
ca_error SIF_RegisterGeneralInputExt(uint8_t ledBtn, uint8_t pullup_on);
 
ca_error SIF_DeRegisterExt(uint8_t ledBtn);
 
ca_error SIF_SenseExt(uint8_t ledBtn, u8_t* val);
 
ca_error SIF_SenseOutputExt(uint8_t ledBtn, u8_t* val);
 
ca_error SIF_SenseAllExt(u8_t* values);
 
ca_error SIF_PollButtonsExt(void);
 
bool SIF_CanSleepExt(void);
 
#endif // SIF_BTN_EXT_PI4IOE5V96248_H