248 lines
14 KiB
C
Executable File
248 lines
14 KiB
C
Executable File
/**
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* \file
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*
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* \brief Component description for FREQM
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*
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* Copyright (c) 2015 Atmel Corporation. All rights reserved.
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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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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. The name of Atmel may not be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* 4. This software may only be redistributed and used in connection with an
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* Atmel microcontroller product.
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*
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* THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
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* 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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* EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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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_FREQM_COMPONENT_
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#define _SAML22_FREQM_COMPONENT_
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/* ========================================================================== */
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/** SOFTWARE API DEFINITION FOR FREQM */
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/* ========================================================================== */
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/** \addtogroup SAML22_FREQM Frequency Meter */
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/*@{*/
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#define FREQM_U2257
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#define REV_FREQM 0x101
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/* -------- FREQM_CTRLA : (FREQM Offset: 0x00) (R/W 8) Control A Register -------- */
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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 SWRST:1; /*!< bit: 0 Software Reset */
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uint8_t ENABLE:1; /*!< bit: 1 Enable */
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uint8_t :6; /*!< bit: 2.. 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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} FREQM_CTRLA_Type;
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#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
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#define FREQM_CTRLA_OFFSET 0x00 /**< \brief (FREQM_CTRLA offset) Control A Register */
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#define FREQM_CTRLA_RESETVALUE 0x00ul /**< \brief (FREQM_CTRLA reset_value) Control A Register */
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#define FREQM_CTRLA_SWRST_Pos 0 /**< \brief (FREQM_CTRLA) Software Reset */
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#define FREQM_CTRLA_SWRST (0x1ul << FREQM_CTRLA_SWRST_Pos)
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#define FREQM_CTRLA_ENABLE_Pos 1 /**< \brief (FREQM_CTRLA) Enable */
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#define FREQM_CTRLA_ENABLE (0x1ul << FREQM_CTRLA_ENABLE_Pos)
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#define FREQM_CTRLA_MASK 0x03ul /**< \brief (FREQM_CTRLA) MASK Register */
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/* -------- FREQM_CTRLB : (FREQM Offset: 0x01) ( /W 8) Control B Register -------- */
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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 START:1; /*!< bit: 0 Start Measurement */
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uint8_t :7; /*!< bit: 1.. 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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} FREQM_CTRLB_Type;
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#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
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#define FREQM_CTRLB_OFFSET 0x01 /**< \brief (FREQM_CTRLB offset) Control B Register */
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#define FREQM_CTRLB_RESETVALUE 0x00ul /**< \brief (FREQM_CTRLB reset_value) Control B Register */
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#define FREQM_CTRLB_START_Pos 0 /**< \brief (FREQM_CTRLB) Start Measurement */
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#define FREQM_CTRLB_START (0x1ul << FREQM_CTRLB_START_Pos)
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#define FREQM_CTRLB_MASK 0x01ul /**< \brief (FREQM_CTRLB) MASK Register */
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/* -------- FREQM_CFGA : (FREQM Offset: 0x02) (R/W 16) Config A register -------- */
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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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uint16_t REFNUM:8; /*!< bit: 0.. 7 Number of Reference Clock Cycles */
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uint16_t :8; /*!< bit: 8..15 Reserved */
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} bit; /*!< Structure used for bit access */
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uint16_t reg; /*!< Type used for register access */
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} FREQM_CFGA_Type;
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#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
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#define FREQM_CFGA_OFFSET 0x02 /**< \brief (FREQM_CFGA offset) Config A register */
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#define FREQM_CFGA_RESETVALUE 0x0000ul /**< \brief (FREQM_CFGA reset_value) Config A register */
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#define FREQM_CFGA_REFNUM_Pos 0 /**< \brief (FREQM_CFGA) Number of Reference Clock Cycles */
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#define FREQM_CFGA_REFNUM_Msk (0xFFul << FREQM_CFGA_REFNUM_Pos)
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#define FREQM_CFGA_REFNUM(value) (FREQM_CFGA_REFNUM_Msk & ((value) << FREQM_CFGA_REFNUM_Pos))
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#define FREQM_CFGA_MASK 0x00FFul /**< \brief (FREQM_CFGA) MASK Register */
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/* -------- FREQM_INTENCLR : (FREQM Offset: 0x08) (R/W 8) Interrupt Enable Clear Register -------- */
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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 DONE:1; /*!< bit: 0 Measurement Done Interrupt Enable */
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uint8_t :7; /*!< bit: 1.. 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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} FREQM_INTENCLR_Type;
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#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
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#define FREQM_INTENCLR_OFFSET 0x08 /**< \brief (FREQM_INTENCLR offset) Interrupt Enable Clear Register */
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#define FREQM_INTENCLR_RESETVALUE 0x00ul /**< \brief (FREQM_INTENCLR reset_value) Interrupt Enable Clear Register */
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#define FREQM_INTENCLR_DONE_Pos 0 /**< \brief (FREQM_INTENCLR) Measurement Done Interrupt Enable */
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#define FREQM_INTENCLR_DONE (0x1ul << FREQM_INTENCLR_DONE_Pos)
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#define FREQM_INTENCLR_MASK 0x01ul /**< \brief (FREQM_INTENCLR) MASK Register */
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/* -------- FREQM_INTENSET : (FREQM Offset: 0x09) (R/W 8) Interrupt Enable Set Register -------- */
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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 DONE:1; /*!< bit: 0 Measurement Done Interrupt Enable */
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uint8_t :7; /*!< bit: 1.. 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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} FREQM_INTENSET_Type;
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#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
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#define FREQM_INTENSET_OFFSET 0x09 /**< \brief (FREQM_INTENSET offset) Interrupt Enable Set Register */
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#define FREQM_INTENSET_RESETVALUE 0x00ul /**< \brief (FREQM_INTENSET reset_value) Interrupt Enable Set Register */
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#define FREQM_INTENSET_DONE_Pos 0 /**< \brief (FREQM_INTENSET) Measurement Done Interrupt Enable */
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#define FREQM_INTENSET_DONE (0x1ul << FREQM_INTENSET_DONE_Pos)
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#define FREQM_INTENSET_MASK 0x01ul /**< \brief (FREQM_INTENSET) MASK Register */
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/* -------- FREQM_INTFLAG : (FREQM Offset: 0x0A) (R/W 8) Interrupt Flag Register -------- */
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#if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__))
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typedef union { // __I to avoid read-modify-write on write-to-clear register
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struct {
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__I uint8_t DONE:1; /*!< bit: 0 Measurement Done */
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__I uint8_t :7; /*!< bit: 1.. 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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} FREQM_INTFLAG_Type;
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#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
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#define FREQM_INTFLAG_OFFSET 0x0A /**< \brief (FREQM_INTFLAG offset) Interrupt Flag Register */
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#define FREQM_INTFLAG_RESETVALUE 0x00ul /**< \brief (FREQM_INTFLAG reset_value) Interrupt Flag Register */
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#define FREQM_INTFLAG_DONE_Pos 0 /**< \brief (FREQM_INTFLAG) Measurement Done */
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#define FREQM_INTFLAG_DONE (0x1ul << FREQM_INTFLAG_DONE_Pos)
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#define FREQM_INTFLAG_MASK 0x01ul /**< \brief (FREQM_INTFLAG) MASK Register */
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/* -------- FREQM_STATUS : (FREQM Offset: 0x0B) (R/W 8) Status Register -------- */
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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 BUSY:1; /*!< bit: 0 FREQM Status */
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uint8_t OVF:1; /*!< bit: 1 Sticky Count Value Overflow */
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uint8_t :6; /*!< bit: 2.. 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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} FREQM_STATUS_Type;
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#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
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#define FREQM_STATUS_OFFSET 0x0B /**< \brief (FREQM_STATUS offset) Status Register */
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#define FREQM_STATUS_RESETVALUE 0x00ul /**< \brief (FREQM_STATUS reset_value) Status Register */
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#define FREQM_STATUS_BUSY_Pos 0 /**< \brief (FREQM_STATUS) FREQM Status */
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#define FREQM_STATUS_BUSY (0x1ul << FREQM_STATUS_BUSY_Pos)
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#define FREQM_STATUS_OVF_Pos 1 /**< \brief (FREQM_STATUS) Sticky Count Value Overflow */
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#define FREQM_STATUS_OVF (0x1ul << FREQM_STATUS_OVF_Pos)
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#define FREQM_STATUS_MASK 0x03ul /**< \brief (FREQM_STATUS) MASK Register */
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/* -------- FREQM_SYNCBUSY : (FREQM Offset: 0x0C) (R/ 32) Synchronization Busy Register -------- */
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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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uint32_t SWRST:1; /*!< bit: 0 Software Reset */
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uint32_t ENABLE:1; /*!< bit: 1 Enable */
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uint32_t :30; /*!< bit: 2..31 Reserved */
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} bit; /*!< Structure used for bit access */
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uint32_t reg; /*!< Type used for register access */
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} FREQM_SYNCBUSY_Type;
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#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
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#define FREQM_SYNCBUSY_OFFSET 0x0C /**< \brief (FREQM_SYNCBUSY offset) Synchronization Busy Register */
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#define FREQM_SYNCBUSY_RESETVALUE 0x00000000ul /**< \brief (FREQM_SYNCBUSY reset_value) Synchronization Busy Register */
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#define FREQM_SYNCBUSY_SWRST_Pos 0 /**< \brief (FREQM_SYNCBUSY) Software Reset */
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#define FREQM_SYNCBUSY_SWRST (0x1ul << FREQM_SYNCBUSY_SWRST_Pos)
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#define FREQM_SYNCBUSY_ENABLE_Pos 1 /**< \brief (FREQM_SYNCBUSY) Enable */
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#define FREQM_SYNCBUSY_ENABLE (0x1ul << FREQM_SYNCBUSY_ENABLE_Pos)
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#define FREQM_SYNCBUSY_MASK 0x00000003ul /**< \brief (FREQM_SYNCBUSY) MASK Register */
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/* -------- FREQM_VALUE : (FREQM Offset: 0x10) (R/ 32) Count Value Register -------- */
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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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uint32_t VALUE:24; /*!< bit: 0..23 Measurement Value */
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uint32_t :8; /*!< bit: 24..31 Reserved */
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} bit; /*!< Structure used for bit access */
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uint32_t reg; /*!< Type used for register access */
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} FREQM_VALUE_Type;
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#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
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#define FREQM_VALUE_OFFSET 0x10 /**< \brief (FREQM_VALUE offset) Count Value Register */
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#define FREQM_VALUE_RESETVALUE 0x00000000ul /**< \brief (FREQM_VALUE reset_value) Count Value Register */
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#define FREQM_VALUE_VALUE_Pos 0 /**< \brief (FREQM_VALUE) Measurement Value */
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#define FREQM_VALUE_VALUE_Msk (0xFFFFFFul << FREQM_VALUE_VALUE_Pos)
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#define FREQM_VALUE_VALUE(value) (FREQM_VALUE_VALUE_Msk & ((value) << FREQM_VALUE_VALUE_Pos))
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#define FREQM_VALUE_MASK 0x00FFFFFFul /**< \brief (FREQM_VALUE) MASK Register */
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/** \brief FREQM hardware registers */
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#if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__))
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typedef struct {
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__IO FREQM_CTRLA_Type CTRLA; /**< \brief Offset: 0x00 (R/W 8) Control A Register */
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__O FREQM_CTRLB_Type CTRLB; /**< \brief Offset: 0x01 ( /W 8) Control B Register */
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__IO FREQM_CFGA_Type CFGA; /**< \brief Offset: 0x02 (R/W 16) Config A register */
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RoReg8 Reserved1[0x4];
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__IO FREQM_INTENCLR_Type INTENCLR; /**< \brief Offset: 0x08 (R/W 8) Interrupt Enable Clear Register */
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__IO FREQM_INTENSET_Type INTENSET; /**< \brief Offset: 0x09 (R/W 8) Interrupt Enable Set Register */
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__IO FREQM_INTFLAG_Type INTFLAG; /**< \brief Offset: 0x0A (R/W 8) Interrupt Flag Register */
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__IO FREQM_STATUS_Type STATUS; /**< \brief Offset: 0x0B (R/W 8) Status Register */
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__I FREQM_SYNCBUSY_Type SYNCBUSY; /**< \brief Offset: 0x0C (R/ 32) Synchronization Busy Register */
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__I FREQM_VALUE_Type VALUE; /**< \brief Offset: 0x10 (R/ 32) Count Value Register */
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} Freqm;
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#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
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/*@}*/
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#endif /* _SAML22_FREQM_COMPONENT_ */
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