113 lines
5.7 KiB
C
113 lines
5.7 KiB
C
/**
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* \file
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*
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* \brief Component description for RSTC
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*
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* Copyright (c) 2018 Microchip Technology Inc.
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*
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* \asf_license_start
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*
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* \page License
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the Licence at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an AS IS BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* \asf_license_stop
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*
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*/
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#ifndef _SAML22_RSTC_COMPONENT_
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#define _SAML22_RSTC_COMPONENT_
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/* ========================================================================== */
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/** SOFTWARE API DEFINITION FOR RSTC */
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/* ========================================================================== */
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/** \addtogroup SAML22_RSTC Reset Controller */
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/*@{*/
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#define RSTC_U2239
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#define REV_RSTC 0x300
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/* -------- RSTC_RCAUSE : (RSTC Offset: 0x00) (R/ 8) Reset Cause -------- */
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#if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__))
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typedef union {
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struct {
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uint8_t POR:1; /*!< bit: 0 Power On Reset */
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uint8_t BODCORE:1; /*!< bit: 1 Brown Out CORE Detector Reset */
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uint8_t BODVDD:1; /*!< bit: 2 Brown Out VDD Detector Reset */
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uint8_t :1; /*!< bit: 3 Reserved */
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uint8_t EXT:1; /*!< bit: 4 External Reset */
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uint8_t WDT:1; /*!< bit: 5 Watchdog Reset */
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uint8_t SYST:1; /*!< bit: 6 System Reset Request */
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uint8_t BACKUP:1; /*!< bit: 7 Backup Reset */
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} bit; /*!< Structure used for bit access */
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uint8_t reg; /*!< Type used for register access */
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} RSTC_RCAUSE_Type;
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#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
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#define RSTC_RCAUSE_OFFSET 0x00 /**< \brief (RSTC_RCAUSE offset) Reset Cause */
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#define RSTC_RCAUSE_POR_Pos 0 /**< \brief (RSTC_RCAUSE) Power On Reset */
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#define RSTC_RCAUSE_POR (_U_(0x1) << RSTC_RCAUSE_POR_Pos)
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#define RSTC_RCAUSE_BODCORE_Pos 1 /**< \brief (RSTC_RCAUSE) Brown Out CORE Detector Reset */
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#define RSTC_RCAUSE_BODCORE (_U_(0x1) << RSTC_RCAUSE_BODCORE_Pos)
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#define RSTC_RCAUSE_BODVDD_Pos 2 /**< \brief (RSTC_RCAUSE) Brown Out VDD Detector Reset */
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#define RSTC_RCAUSE_BODVDD (_U_(0x1) << RSTC_RCAUSE_BODVDD_Pos)
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#define RSTC_RCAUSE_EXT_Pos 4 /**< \brief (RSTC_RCAUSE) External Reset */
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#define RSTC_RCAUSE_EXT (_U_(0x1) << RSTC_RCAUSE_EXT_Pos)
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#define RSTC_RCAUSE_WDT_Pos 5 /**< \brief (RSTC_RCAUSE) Watchdog Reset */
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#define RSTC_RCAUSE_WDT (_U_(0x1) << RSTC_RCAUSE_WDT_Pos)
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#define RSTC_RCAUSE_SYST_Pos 6 /**< \brief (RSTC_RCAUSE) System Reset Request */
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#define RSTC_RCAUSE_SYST (_U_(0x1) << RSTC_RCAUSE_SYST_Pos)
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#define RSTC_RCAUSE_BACKUP_Pos 7 /**< \brief (RSTC_RCAUSE) Backup Reset */
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#define RSTC_RCAUSE_BACKUP (_U_(0x1) << RSTC_RCAUSE_BACKUP_Pos)
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#define RSTC_RCAUSE_MASK _U_(0xF7) /**< \brief (RSTC_RCAUSE) MASK Register */
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/* -------- RSTC_BKUPEXIT : (RSTC Offset: 0x02) (R/ 8) Backup Exit Source -------- */
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#if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__))
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typedef union {
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struct {
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uint8_t EXTWAKE:1; /*!< bit: 0 External Wakeup */
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uint8_t RTC:1; /*!< bit: 1 Real Timer Counter Interrupt */
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uint8_t BBPS:1; /*!< bit: 2 Battery Backup Power Switch */
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uint8_t :5; /*!< bit: 3.. 7 Reserved */
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} bit; /*!< Structure used for bit access */
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uint8_t reg; /*!< Type used for register access */
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} RSTC_BKUPEXIT_Type;
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#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
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#define RSTC_BKUPEXIT_OFFSET 0x02 /**< \brief (RSTC_BKUPEXIT offset) Backup Exit Source */
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#define RSTC_BKUPEXIT_RESETVALUE _U_(0x00) /**< \brief (RSTC_BKUPEXIT reset_value) Backup Exit Source */
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#define RSTC_BKUPEXIT_EXTWAKE_Pos 0 /**< \brief (RSTC_BKUPEXIT) External Wakeup */
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#define RSTC_BKUPEXIT_EXTWAKE (_U_(0x1) << RSTC_BKUPEXIT_EXTWAKE_Pos)
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#define RSTC_BKUPEXIT_RTC_Pos 1 /**< \brief (RSTC_BKUPEXIT) Real Timer Counter Interrupt */
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#define RSTC_BKUPEXIT_RTC (_U_(0x1) << RSTC_BKUPEXIT_RTC_Pos)
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#define RSTC_BKUPEXIT_BBPS_Pos 2 /**< \brief (RSTC_BKUPEXIT) Battery Backup Power Switch */
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#define RSTC_BKUPEXIT_BBPS (_U_(0x1) << RSTC_BKUPEXIT_BBPS_Pos)
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#define RSTC_BKUPEXIT_MASK _U_(0x07) /**< \brief (RSTC_BKUPEXIT) MASK Register */
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/** \brief RSTC hardware registers */
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#if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__))
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typedef struct {
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__I RSTC_RCAUSE_Type RCAUSE; /**< \brief Offset: 0x00 (R/ 8) Reset Cause */
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RoReg8 Reserved1[0x1];
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__I RSTC_BKUPEXIT_Type BKUPEXIT; /**< \brief Offset: 0x02 (R/ 8) Backup Exit Source */
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} Rstc;
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#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
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/*@}*/
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#endif /* _SAML22_RSTC_COMPONENT_ */
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