70 lines
3.5 KiB
C
70 lines
3.5 KiB
C
/* ----------------------------------------------------------------------------
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* SAM Software Package License
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* ----------------------------------------------------------------------------
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* Copyright (c) 2012, Atmel Corporation
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following condition is met:
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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the disclaimer below.
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*
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* Atmel's name may not be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
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* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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* ----------------------------------------------------------------------------
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*/
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#ifndef _SAM3XA_RTT_COMPONENT_
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#define _SAM3XA_RTT_COMPONENT_
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/* ============================================================================= */
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/** SOFTWARE API DEFINITION FOR Real-time Timer */
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/* ============================================================================= */
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/** \addtogroup SAM3XA_RTT Real-time Timer */
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/*@{*/
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#if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__))
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/** \brief Rtt hardware registers */
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typedef struct {
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RwReg RTT_MR; /**< \brief (Rtt Offset: 0x00) Mode Register */
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RwReg RTT_AR; /**< \brief (Rtt Offset: 0x04) Alarm Register */
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RoReg RTT_VR; /**< \brief (Rtt Offset: 0x08) Value Register */
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RoReg RTT_SR; /**< \brief (Rtt Offset: 0x0C) Status Register */
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} Rtt;
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#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
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/* -------- RTT_MR : (RTT Offset: 0x00) Mode Register -------- */
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#define RTT_MR_RTPRES_Pos 0
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#define RTT_MR_RTPRES_Msk (0xffffu << RTT_MR_RTPRES_Pos) /**< \brief (RTT_MR) Real-time Timer Prescaler Value */
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#define RTT_MR_RTPRES(value) ((RTT_MR_RTPRES_Msk & ((value) << RTT_MR_RTPRES_Pos)))
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#define RTT_MR_ALMIEN (0x1u << 16) /**< \brief (RTT_MR) Alarm Interrupt Enable */
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#define RTT_MR_RTTINCIEN (0x1u << 17) /**< \brief (RTT_MR) Real-time Timer Increment Interrupt Enable */
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#define RTT_MR_RTTRST (0x1u << 18) /**< \brief (RTT_MR) Real-time Timer Restart */
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/* -------- RTT_AR : (RTT Offset: 0x04) Alarm Register -------- */
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#define RTT_AR_ALMV_Pos 0
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#define RTT_AR_ALMV_Msk (0xffffffffu << RTT_AR_ALMV_Pos) /**< \brief (RTT_AR) Alarm Value */
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#define RTT_AR_ALMV(value) ((RTT_AR_ALMV_Msk & ((value) << RTT_AR_ALMV_Pos)))
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/* -------- RTT_VR : (RTT Offset: 0x08) Value Register -------- */
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#define RTT_VR_CRTV_Pos 0
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#define RTT_VR_CRTV_Msk (0xffffffffu << RTT_VR_CRTV_Pos) /**< \brief (RTT_VR) Current Real-time Value */
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/* -------- RTT_SR : (RTT Offset: 0x0C) Status Register -------- */
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#define RTT_SR_ALMS (0x1u << 0) /**< \brief (RTT_SR) Real-time Alarm Status */
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#define RTT_SR_RTTINC (0x1u << 1) /**< \brief (RTT_SR) Real-time Timer Increment */
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/*@}*/
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#endif /* _SAM3XA_RTT_COMPONENT_ */
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