Danger-alarm/SOFTWARE-FreeRTOS/Common/drivers/Atmel/at91lib/peripherals/rtt/rtt.h

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2024-06-03 16:27:41 +08:00
/* ----------------------------------------------------------------------------
* ATMEL Microcontroller Software Support
* ----------------------------------------------------------------------------
* Copyright (c) 2008, Atmel Corporation
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the disclaimer below.
*
* Atmel's name may not be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* DISCLAIMER: 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
* 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.
* ----------------------------------------------------------------------------
*/
#ifndef RTT_H
#define RTT_H
//------------------------------------------------------------------------------
// Headers
//------------------------------------------------------------------------------
#include <board.h>
//------------------------------------------------------------------------------
// Definitions
//------------------------------------------------------------------------------
#ifndef AT91C_BASE_RTTC
#define AT91C_BASE_RTTC AT91C_BASE_RTTC0
#endif
//------------------------------------------------------------------------------
// Exported functions
//------------------------------------------------------------------------------
extern void RTT_SetPrescaler(AT91S_RTTC *rtt, unsigned short prescaler);
extern unsigned int RTT_GetTime(AT91S_RTTC *rtt);
extern void RTT_EnableIT(AT91S_RTTC *rtt, unsigned int sources);
extern unsigned int RTT_GetStatus(AT91S_RTTC *rtt);
extern void RTT_SetAlarm(AT91S_RTTC *pRtt, unsigned int time);
#endif //#ifndef RTT_H