00001 /* ---------------------------------------------------------------------------- */ 00002 /* Atmel Microcontroller Software Support */ 00003 /* SAM Software Package License */ 00004 /* ---------------------------------------------------------------------------- */ 00005 /* Copyright (c) 2015, Atmel Corporation */ 00006 /* */ 00007 /* All rights reserved. */ 00008 /* */ 00009 /* Redistribution and use in source and binary forms, with or without */ 00010 /* modification, are permitted provided that the following condition is met: */ 00011 /* */ 00012 /* - Redistributions of source code must retain the above copyright notice, */ 00013 /* this list of conditions and the disclaimer below. */ 00014 /* */ 00015 /* Atmel's name may not be used to endorse or promote products derived from */ 00016 /* this software without specific prior written permission. */ 00017 /* */ 00018 /* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR */ 00019 /* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */ 00020 /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE */ 00021 /* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, */ 00022 /* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */ 00023 /* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, */ 00024 /* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */ 00025 /* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING */ 00026 /* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, */ 00027 /* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ 00028 /* ---------------------------------------------------------------------------- */ 00029 00030 #ifndef _SAMV71_RTT_COMPONENT_ 00031 #define _SAMV71_RTT_COMPONENT_ 00032 00033 /* ============================================================================= */ 00034 /** SOFTWARE API DEFINITION FOR Real-time Timer */ 00035 /* ============================================================================= */ 00036 /** \addtogroup SAMV71_RTT Real-time Timer */ 00037 /*@{*/ 00038 00039 #if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) 00040 /** \brief Rtt hardware registers */ 00041 typedef struct { 00042 __IO uint32_t RTT_MR; /**< \brief (Rtt Offset: 0x00) Mode Register */ 00043 __IO uint32_t RTT_AR; /**< \brief (Rtt Offset: 0x04) Alarm Register */ 00044 __I uint32_t RTT_VR; /**< \brief (Rtt Offset: 0x08) Value Register */ 00045 __I uint32_t RTT_SR; /**< \brief (Rtt Offset: 0x0C) Status Register */ 00046 } Rtt; 00047 #endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ 00048 /* -------- RTT_MR : (RTT Offset: 0x00) Mode Register -------- */ 00049 #define RTT_MR_RTPRES_Pos 0 00050 #define RTT_MR_RTPRES_Msk (0xffffu << RTT_MR_RTPRES_Pos) /**< \brief (RTT_MR) Real-time Timer Prescaler Value */ 00051 #define RTT_MR_RTPRES(value) ((RTT_MR_RTPRES_Msk & ((value) << RTT_MR_RTPRES_Pos))) 00052 #define RTT_MR_ALMIEN (0x1u << 16) /**< \brief (RTT_MR) Alarm Interrupt Enable */ 00053 #define RTT_MR_RTTINCIEN (0x1u << 17) /**< \brief (RTT_MR) Real-time Timer Increment Interrupt Enable */ 00054 #define RTT_MR_RTTRST (0x1u << 18) /**< \brief (RTT_MR) Real-time Timer Restart */ 00055 #define RTT_MR_RTTDIS (0x1u << 20) /**< \brief (RTT_MR) Real-time Timer Disable */ 00056 #define RTT_MR_RTC1HZ (0x1u << 24) /**< \brief (RTT_MR) Real-Time Clock 1Hz Clock Selection */ 00057 /* -------- RTT_AR : (RTT Offset: 0x04) Alarm Register -------- */ 00058 #define RTT_AR_ALMV_Pos 0 00059 #define RTT_AR_ALMV_Msk (0xffffffffu << RTT_AR_ALMV_Pos) /**< \brief (RTT_AR) Alarm Value */ 00060 #define RTT_AR_ALMV(value) ((RTT_AR_ALMV_Msk & ((value) << RTT_AR_ALMV_Pos))) 00061 /* -------- RTT_VR : (RTT Offset: 0x08) Value Register -------- */ 00062 #define RTT_VR_CRTV_Pos 0 00063 #define RTT_VR_CRTV_Msk (0xffffffffu << RTT_VR_CRTV_Pos) /**< \brief (RTT_VR) Current Real-time Value */ 00064 /* -------- RTT_SR : (RTT Offset: 0x0C) Status Register -------- */ 00065 #define RTT_SR_ALMS (0x1u << 0) /**< \brief (RTT_SR) Real-time Alarm Status (cleared on read) */ 00066 #define RTT_SR_RTTINC (0x1u << 1) /**< \brief (RTT_SR) Prescaler Roll-over Status (cleared on read) */ 00067 00068 /*@}*/ 00069 00070 00071 #endif /* _SAMV71_RTT_COMPONENT_ */