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/**
*
* \file
*
* \brief SAM Segment Liquid Crystal Display(SLCD) Controller.
*
* Copyright (c) 2015 Atmel Corporation. All rights reserved.
*
* \asf_license_start
*
* \page License
*
* 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. The name of Atmel may not be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* 4. This software may only be redistributed and used in connection with an
* Atmel microcontroller product.
*
* THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
* EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL 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.
*
* \asf_license_stop
*
*/
/*
* Support and FAQ: visit <a href="http://www.atmel.com/design-support/">Atmel Support</a>
*/
#ifndef SLCD_CALLBACK_H_INCLUDED
#define SLCD_CALLBACK_H_INCLUDED
#ifdef __cplusplus
extern "C" {
#endif
#include <compiler.h>
#include <system_interrupt.h>
/**
* \addtogroup asfdoc_sam0_drivers_slcd_group
*
* @{
*/
/**
* \brief SLCD callback type
*
* Enum SLCD callback type.
*/
enum slcd_callback_type {
/** Frame Counter 0 Overflow callback */
SLCD_CALLBACK_FC0_OVERFLOW = 0,
/** Frame Counter 1 Overflow callback */
SLCD_CALLBACK_FC1_OVERFLOW,
/** Frame Counter 2 Overflow callback */
SLCD_CALLBACK_FC2_OVERFLOW,
/** VLCD Ready Toggle callback */
SLCD_CALLBACK_VLCD_READY,
/** VLCD Status Toggle callback */
SLCD_CALLBACK_VLCD_TOGGLE,
/** Pump Run Status Toggle callback */
SLCD_CALLBACK_PUMP_TOGGLE,
};
/** SLCD interrupt callback function type. */
typedef void (*slcd_callback_t)(enum slcd_callback_type type);
/** \internal Max number of callback type. */
#define SLCD_CALLBACK_TYPE_NUM 6
/** \name Callback Function
* @{
*/
enum status_code slcd_register_callback(
const slcd_callback_t callback,
const enum slcd_callback_type type);
enum status_code slcd_unregister_callback(
const slcd_callback_t callback,
const enum slcd_callback_type type);
/**
* \brief Enable an SLCD callback
*
* \param[in] type Callback source type
*
* \retval STATUS_OK The function exited successfully
* \retval STATUS_ERR_INVALID_ARG If an invalid callback type was supplied
*/
static inline void slcd_enable_callback(const enum slcd_callback_type type)
{
if (type < SLCD_CALLBACK_TYPE_NUM){
SLCD->INTENSET.reg = 1 << type;
}
}
/**
* \brief Disable an SLCD callback
*
* \param[in] type Callback source type
*
* \retval STATUS_OK The function exited successfully
* \retval STATUS_ERR_INVALID_ARG If an invalid callback type was supplied
*/
static inline void slcd_disable_callback(const enum slcd_callback_type type)
{
if (type < SLCD_CALLBACK_TYPE_NUM){
SLCD->INTENCLR.reg = 1 << type;
}
}
/** @} */
/** @} */
#ifdef __cplusplus
}
#endif
#endif /* SLCD_CALLBACK_H_INCLUDED */
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