/** * \file * * \brief Component description for FREQM * * Copyright (c) 2018 Microchip Technology Inc. * * \asf_license_start * * \page License * * SPDX-License-Identifier: Apache-2.0 * * Licensed under the Apache License, Version 2.0 (the "License"); you may * not use this file except in compliance with the License. * You may obtain a copy of the Licence at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an AS IS BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * * \asf_license_stop * */ #ifndef _SAME54_FREQM_COMPONENT_ #define _SAME54_FREQM_COMPONENT_ /* ========================================================================== */ /** SOFTWARE API DEFINITION FOR FREQM */ /* ========================================================================== */ /** \addtogroup SAME54_FREQM Frequency Meter */ /*@{*/ #define FREQM_U2257 #define REV_FREQM 0x110 /* -------- FREQM_CTRLA : (FREQM Offset: 0x00) (R/W 8) Control A Register -------- */ #if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) typedef union { struct { uint8_t SWRST:1; /*!< bit: 0 Software Reset */ uint8_t ENABLE:1; /*!< bit: 1 Enable */ uint8_t :6; /*!< bit: 2.. 7 Reserved */ } bit; /*!< Structure used for bit access */ uint8_t reg; /*!< Type used for register access */ } FREQM_CTRLA_Type; #endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ #define FREQM_CTRLA_OFFSET 0x00 /**< \brief (FREQM_CTRLA offset) Control A Register */ #define FREQM_CTRLA_RESETVALUE _U_(0x00) /**< \brief (FREQM_CTRLA reset_value) Control A Register */ #define FREQM_CTRLA_SWRST_Pos 0 /**< \brief (FREQM_CTRLA) Software Reset */ #define FREQM_CTRLA_SWRST (_U_(0x1) << FREQM_CTRLA_SWRST_Pos) #define FREQM_CTRLA_ENABLE_Pos 1 /**< \brief (FREQM_CTRLA) Enable */ #define FREQM_CTRLA_ENABLE (_U_(0x1) << FREQM_CTRLA_ENABLE_Pos) #define FREQM_CTRLA_MASK _U_(0x03) /**< \brief (FREQM_CTRLA) MASK Register */ /* -------- FREQM_CTRLB : (FREQM Offset: 0x01) ( /W 8) Control B Register -------- */ #if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) typedef union { struct { uint8_t START:1; /*!< bit: 0 Start Measurement */ uint8_t :7; /*!< bit: 1.. 7 Reserved */ } bit; /*!< Structure used for bit access */ uint8_t reg; /*!< Type used for register access */ } FREQM_CTRLB_Type; #endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ #define FREQM_CTRLB_OFFSET 0x01 /**< \brief (FREQM_CTRLB offset) Control B Register */ #define FREQM_CTRLB_RESETVALUE _U_(0x00) /**< \brief (FREQM_CTRLB reset_value) Control B Register */ #define FREQM_CTRLB_START_Pos 0 /**< \brief (FREQM_CTRLB) Start Measurement */ #define FREQM_CTRLB_START (_U_(0x1) << FREQM_CTRLB_START_Pos) #define FREQM_CTRLB_MASK _U_(0x01) /**< \brief (FREQM_CTRLB) MASK Register */ /* -------- FREQM_CFGA : (FREQM Offset: 0x02) (R/W 16) Config A register -------- */ #if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) typedef union { struct { uint16_t REFNUM:8; /*!< bit: 0.. 7 Number of Reference Clock Cycles */ uint16_t :8; /*!< bit: 8..15 Reserved */ } bit; /*!< Structure used for bit access */ uint16_t reg; /*!< Type used for register access */ } FREQM_CFGA_Type; #endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ #define FREQM_CFGA_OFFSET 0x02 /**< \brief (FREQM_CFGA offset) Config A register */ #define FREQM_CFGA_RESETVALUE _U_(0x0000) /**< \brief (FREQM_CFGA reset_value) Config A register */ #define FREQM_CFGA_REFNUM_Pos 0 /**< \brief (FREQM_CFGA) Number of Reference Clock Cycles */ #define FREQM_CFGA_REFNUM_Msk (_U_(0xFF) << FREQM_CFGA_REFNUM_Pos) #define FREQM_CFGA_REFNUM(value) (FREQM_CFGA_REFNUM_Msk & ((value) << FREQM_CFGA_REFNUM_Pos)) #define FREQM_CFGA_MASK _U_(0x00FF) /**< \brief (FREQM_CFGA) MASK Register */ /* -------- FREQM_INTENCLR : (FREQM Offset: 0x08) (R/W 8) Interrupt Enable Clear Register -------- */ #if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) typedef union { struct { uint8_t DONE:1; /*!< bit: 0 Measurement Done Interrupt Enable */ uint8_t :7; /*!< bit: 1.. 7 Reserved */ } bit; /*!< Structure used for bit access */ uint8_t reg; /*!< Type used for register access */ } FREQM_INTENCLR_Type; #endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ #define FREQM_INTENCLR_OFFSET 0x08 /**< \brief (FREQM_INTENCLR offset) Interrupt Enable Clear Register */ #define FREQM_INTENCLR_RESETVALUE _U_(0x00) /**< \brief (FREQM_INTENCLR reset_value) Interrupt Enable Clear Register */ #define FREQM_INTENCLR_DONE_Pos 0 /**< \brief (FREQM_INTENCLR) Measurement Done Interrupt Enable */ #define FREQM_INTENCLR_DONE (_U_(0x1) << FREQM_INTENCLR_DONE_Pos) #define FREQM_INTENCLR_MASK _U_(0x01) /**< \brief (FREQM_INTENCLR) MASK Register */ /* -------- FREQM_INTENSET : (FREQM Offset: 0x09) (R/W 8) Interrupt Enable Set Register -------- */ #if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) typedef union { struct { uint8_t DONE:1; /*!< bit: 0 Measurement Done Interrupt Enable */ uint8_t :7; /*!< bit: 1.. 7 Reserved */ } bit; /*!< Structure used for bit access */ uint8_t reg; /*!< Type used for register access */ } FREQM_INTENSET_Type; #endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ #define FREQM_INTENSET_OFFSET 0x09 /**< \brief (FREQM_INTENSET offset) Interrupt Enable Set Register */ #define FREQM_INTENSET_RESETVALUE _U_(0x00) /**< \brief (FREQM_INTENSET reset_value) Interrupt Enable Set Register */ #define FREQM_INTENSET_DONE_Pos 0 /**< \brief (FREQM_INTENSET) Measurement Done Interrupt Enable */ #define FREQM_INTENSET_DONE (_U_(0x1) << FREQM_INTENSET_DONE_Pos) #define FREQM_INTENSET_MASK _U_(0x01) /**< \brief (FREQM_INTENSET) MASK Register */ /* -------- FREQM_INTFLAG : (FREQM Offset: 0x0A) (R/W 8) Interrupt Flag Register -------- */ #if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) typedef union { // __I to avoid read-modify-write on write-to-clear register struct { __I uint8_t DONE:1; /*!< bit: 0 Measurement Done */ __I uint8_t :7; /*!< bit: 1.. 7 Reserved */ } bit; /*!< Structure used for bit access */ uint8_t reg; /*!< Type used for register access */ } FREQM_INTFLAG_Type; #endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ #define FREQM_INTFLAG_OFFSET 0x0A /**< \brief (FREQM_INTFLAG offset) Interrupt Flag Register */ #define FREQM_INTFLAG_RESETVALUE _U_(0x00) /**< \brief (FREQM_INTFLAG reset_value) Interrupt Flag Register */ #define FREQM_INTFLAG_DONE_Pos 0 /**< \brief (FREQM_INTFLAG) Measurement Done */ #define FREQM_INTFLAG_DONE (_U_(0x1) << FREQM_INTFLAG_DONE_Pos) #define FREQM_INTFLAG_MASK _U_(0x01) /**< \brief (FREQM_INTFLAG) MASK Register */ /* -------- FREQM_STATUS : (FREQM Offset: 0x0B) (R/W 8) Status Register -------- */ #if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) typedef union { struct { uint8_t BUSY:1; /*!< bit: 0 FREQM Status */ uint8_t OVF:1; /*!< bit: 1 Sticky Count Value Overflow */ uint8_t :6; /*!< bit: 2.. 7 Reserved */ } bit; /*!< Structure used for bit access */ uint8_t reg; /*!< Type used for register access */ } FREQM_STATUS_Type; #endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ #define FREQM_STATUS_OFFSET 0x0B /**< \brief (FREQM_STATUS offset) Status Register */ #define FREQM_STATUS_RESETVALUE _U_(0x00) /**< \brief (FREQM_STATUS reset_value) Status Register */ #define FREQM_STATUS_BUSY_Pos 0 /**< \brief (FREQM_STATUS) FREQM Status */ #define FREQM_STATUS_BUSY (_U_(0x1) << FREQM_STATUS_BUSY_Pos) #define FREQM_STATUS_OVF_Pos 1 /**< \brief (FREQM_STATUS) Sticky Count Value Overflow */ #define FREQM_STATUS_OVF (_U_(0x1) << FREQM_STATUS_OVF_Pos) #define FREQM_STATUS_MASK _U_(0x03) /**< \brief (FREQM_STATUS) MASK Register */ /* -------- FREQM_SYNCBUSY : (FREQM Offset: 0x0C) (R/ 32) Synchronization Busy Register -------- */ #if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) typedef union { struct { uint32_t SWRST:1; /*!< bit: 0 Software Reset */ uint32_t ENABLE:1; /*!< bit: 1 Enable */ uint32_t :30; /*!< bit: 2..31 Reserved */ } bit; /*!< Structure used for bit access */ uint32_t reg; /*!< Type used for register access */ } FREQM_SYNCBUSY_Type; #endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ #define FREQM_SYNCBUSY_OFFSET 0x0C /**< \brief (FREQM_SYNCBUSY offset) Synchronization Busy Register */ #define FREQM_SYNCBUSY_RESETVALUE _U_(0x00000000) /**< \brief (FREQM_SYNCBUSY reset_value) Synchronization Busy Register */ #define FREQM_SYNCBUSY_SWRST_Pos 0 /**< \brief (FREQM_SYNCBUSY) Software Reset */ #define FREQM_SYNCBUSY_SWRST (_U_(0x1) << FREQM_SYNCBUSY_SWRST_Pos) #define FREQM_SYNCBUSY_ENABLE_Pos 1 /**< \brief (FREQM_SYNCBUSY) Enable */ #define FREQM_SYNCBUSY_ENABLE (_U_(0x1) << FREQM_SYNCBUSY_ENABLE_Pos) #define FREQM_SYNCBUSY_MASK _U_(0x00000003) /**< \brief (FREQM_SYNCBUSY) MASK Register */ /* -------- FREQM_VALUE : (FREQM Offset: 0x10) (R/ 32) Count Value Register -------- */ #if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) typedef union { struct { uint32_t VALUE:24; /*!< bit: 0..23 Measurement Value */ uint32_t :8; /*!< bit: 24..31 Reserved */ } bit; /*!< Structure used for bit access */ uint32_t reg; /*!< Type used for register access */ } FREQM_VALUE_Type; #endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ #define FREQM_VALUE_OFFSET 0x10 /**< \brief (FREQM_VALUE offset) Count Value Register */ #define FREQM_VALUE_RESETVALUE _U_(0x00000000) /**< \brief (FREQM_VALUE reset_value) Count Value Register */ #define FREQM_VALUE_VALUE_Pos 0 /**< \brief (FREQM_VALUE) Measurement Value */ #define FREQM_VALUE_VALUE_Msk (_U_(0xFFFFFF) << FREQM_VALUE_VALUE_Pos) #define FREQM_VALUE_VALUE(value) (FREQM_VALUE_VALUE_Msk & ((value) << FREQM_VALUE_VALUE_Pos)) #define FREQM_VALUE_MASK _U_(0x00FFFFFF) /**< \brief (FREQM_VALUE) MASK Register */ /** \brief FREQM hardware registers */ #if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) typedef struct { __IO FREQM_CTRLA_Type CTRLA; /**< \brief Offset: 0x00 (R/W 8) Control A Register */ __O FREQM_CTRLB_Type CTRLB; /**< \brief Offset: 0x01 ( /W 8) Control B Register */ __IO FREQM_CFGA_Type CFGA; /**< \brief Offset: 0x02 (R/W 16) Config A register */ RoReg8 Reserved1[0x4]; __IO FREQM_INTENCLR_Type INTENCLR; /**< \brief Offset: 0x08 (R/W 8) Interrupt Enable Clear Register */ __IO FREQM_INTENSET_Type INTENSET; /**< \brief Offset: 0x09 (R/W 8) Interrupt Enable Set Register */ __IO FREQM_INTFLAG_Type INTFLAG; /**< \brief Offset: 0x0A (R/W 8) Interrupt Flag Register */ __IO FREQM_STATUS_Type STATUS; /**< \brief Offset: 0x0B (R/W 8) Status Register */ __I FREQM_SYNCBUSY_Type SYNCBUSY; /**< \brief Offset: 0x0C (R/ 32) Synchronization Busy Register */ __I FREQM_VALUE_Type VALUE; /**< \brief Offset: 0x10 (R/ 32) Count Value Register */ } Freqm; #endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ /*@}*/ #endif /* _SAME54_FREQM_COMPONENT_ */