| /**************************************************************************//** | |
| * @file core_cm3.h | |
| * @brief CMSIS Cortex-M3 Core Peripheral Access Layer Header File | |
| * @version V2.11 | |
| * @date 08. September 2011 | |
| * | |
| * @note | |
| * Copyright (C) 2009-2011 ARM Limited. All rights reserved. | |
| * | |
| * @par | |
| * ARM Limited (ARM) is supplying this software for use with Cortex-M | |
| * processor based microcontrollers. This file can be freely distributed | |
| * within development tools that are supporting such ARM based processors. | |
| * | |
| * @par | |
| * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED | |
| * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF | |
| * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. | |
| * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR | |
| * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. | |
| * | |
| ******************************************************************************/ | |
| #if defined ( __ICCARM__ ) | |
| #pragma system_include /* treat file as system include file for MISRA check */ | |
| #endif | |
| #ifdef __cplusplus | |
| extern "C" { | |
| #endif | |
| #ifndef __CORE_CM3_H_GENERIC | |
| #define __CORE_CM3_H_GENERIC | |
| /** \mainpage CMSIS Cortex-M3 | |
| This documentation describes the CMSIS Cortex-M Core Peripheral Access Layer. | |
| It consists of: | |
| - Cortex-M Core Register Definitions | |
| - Cortex-M functions | |
| - Cortex-M instructions | |
| The CMSIS Cortex-M3 Core Peripheral Access Layer contains C and assembly functions that ease | |
| access to the Cortex-M Core | |
| */ | |
| /** \defgroup CMSIS_MISRA_Exceptions CMSIS MISRA-C:2004 Compliance Exceptions | |
| CMSIS violates following MISRA-C2004 Rules: | |
| - Violates MISRA 2004 Required Rule 8.5, object/function definition in header file.<br> | |
| Function definitions in header files are used to allow 'inlining'. | |
| - Violates MISRA 2004 Required Rule 18.4, declaration of union type or object of union type: '{...}'.<br> | |
| Unions are used for effective representation of core registers. | |
| - Violates MISRA 2004 Advisory Rule 19.7, Function-like macro defined.<br> | |
| Function-like macros are used to allow more efficient code. | |
| */ | |
| /******************************************************************************* | |
| * CMSIS definitions | |
| ******************************************************************************/ | |
| /** \defgroup CMSIS_core_definitions CMSIS Core Definitions | |
| This file defines all structures and symbols for CMSIS core: | |
| - CMSIS version number | |
| - Cortex-M core | |
| - Cortex-M core Revision Number | |
| @{ | |
| */ | |
| /* CMSIS CM3 definitions */ | |
| #define __CM3_CMSIS_VERSION_MAIN (0x02) /*!< [31:16] CMSIS HAL main version */ | |
| #define __CM3_CMSIS_VERSION_SUB (0x10) /*!< [15:0] CMSIS HAL sub version */ | |
| #define __CM3_CMSIS_VERSION ((__CM3_CMSIS_VERSION_MAIN << 16) | __CM3_CMSIS_VERSION_SUB) /*!< CMSIS HAL version number */ | |
| #define __CORTEX_M (0x03) /*!< Cortex core */ | |
| #if defined ( __CC_ARM ) | |
| #define __ASM __asm /*!< asm keyword for ARM Compiler */ | |
| #define __INLINE __inline /*!< inline keyword for ARM Compiler */ | |
| #elif defined ( __ICCARM__ ) | |
| #define __ASM __asm /*!< asm keyword for IAR Compiler */ | |
| #define __INLINE inline /*!< inline keyword for IAR Compiler. Only available in High optimization mode! */ | |
| #elif defined ( __GNUC__ ) | |
| #define __ASM __asm /*!< asm keyword for GNU Compiler */ | |
| #define __INLINE inline /*!< inline keyword for GNU Compiler */ | |
| #elif defined ( __TASKING__ ) | |
| #define __ASM __asm /*!< asm keyword for TASKING Compiler */ | |
| #define __INLINE inline /*!< inline keyword for TASKING Compiler */ | |
| #endif | |
| #define __FPU_USED 0 /*!< __FPU_USED to be checked prior to making use of FPU specific registers and functions */ | |
| #if defined ( __CC_ARM ) | |
| #if defined __TARGET_FPU_VFP | |
| #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" | |
| #endif | |
| #elif defined ( __ICCARM__ ) | |
| #if defined __ARMVFP__ | |
| #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" | |
| #endif | |
| #elif defined ( __GNUC__ ) | |
| #if defined (__VFP_FP__) && !defined(__SOFTFP__) | |
| #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" | |
| #endif | |
| #elif defined ( __TASKING__ ) | |
| /* add preprocessor checks */ | |
| #endif | |
| #include <stdint.h> /*!< standard types definitions */ | |
| #include "core_cmInstr.h" /*!< Core Instruction Access */ | |
| #include "core_cmFunc.h" /*!< Core Function Access */ | |
| #endif /* __CORE_CM3_H_GENERIC */ | |
| #ifndef __CMSIS_GENERIC | |
| #ifndef __CORE_CM3_H_DEPENDANT | |
| #define __CORE_CM3_H_DEPENDANT | |
| /* check device defines and use defaults */ | |
| #if defined __CHECK_DEVICE_DEFINES | |
| #ifndef __CM3_REV | |
| #define __CM3_REV 0x0200 | |
| #warning "__CM3_REV not defined in device header file; using default!" | |
| #endif | |
| #ifndef __MPU_PRESENT | |
| #define __MPU_PRESENT 0 | |
| #warning "__MPU_PRESENT not defined in device header file; using default!" | |
| #endif | |
| #ifndef __NVIC_PRIO_BITS | |
| #define __NVIC_PRIO_BITS 4 | |
| #warning "__NVIC_PRIO_BITS not defined in device header file; using default!" | |
| #endif | |
| #ifndef __Vendor_SysTickConfig | |
| #define __Vendor_SysTickConfig 0 | |
| #warning "__Vendor_SysTickConfig not defined in device header file; using default!" | |
| #endif | |
| #endif | |
| /* IO definitions (access restrictions to peripheral registers) */ | |
| #ifdef __cplusplus | |
| #define __I volatile /*!< defines 'read only' permissions */ | |
| #else | |
| #define __I volatile const /*!< defines 'read only' permissions */ | |
| #endif | |
| #define __O volatile /*!< defines 'write only' permissions */ | |
| #define __IO volatile /*!< defines 'read / write' permissions */ | |
| /*@} end of group CMSIS_core_definitions */ | |
| /******************************************************************************* | |
| * Register Abstraction | |
| ******************************************************************************/ | |
| /** \defgroup CMSIS_core_register CMSIS Core Register | |
| Core Register contain: | |
| - Core Register | |
| - Core NVIC Register | |
| - Core SCB Register | |
| - Core SysTick Register | |
| - Core Debug Register | |
| - Core MPU Register | |
| */ | |
| /** \ingroup CMSIS_core_register | |
| \defgroup CMSIS_CORE CMSIS Core | |
| Type definitions for the Cortex-M Core Registers | |
| @{ | |
| */ | |
| /** \brief Union type to access the Application Program Status Register (APSR). | |
| */ | |
| typedef union | |
| { | |
| struct | |
| { | |
| #if (__CORTEX_M != 0x04) | |
| uint32_t _reserved0:27; /*!< bit: 0..26 Reserved */ | |
| #else | |
| uint32_t _reserved0:16; /*!< bit: 0..15 Reserved */ | |
| uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */ | |
| uint32_t _reserved1:7; /*!< bit: 20..26 Reserved */ | |
| #endif | |
| uint32_t Q:1; /*!< bit: 27 Saturation condition flag */ | |
| uint32_t V:1; /*!< bit: 28 Overflow condition code flag */ | |
| uint32_t C:1; /*!< bit: 29 Carry condition code flag */ | |
| uint32_t Z:1; /*!< bit: 30 Zero condition code flag */ | |
| uint32_t N:1; /*!< bit: 31 Negative condition code flag */ | |
| } b; /*!< Structure used for bit access */ | |
| uint32_t w; /*!< Type used for word access */ | |
| } APSR_Type; | |
| /** \brief Union type to access the Interrupt Program Status Register (IPSR). | |
| */ | |
| typedef union | |
| { | |
| struct | |
| { | |
| uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */ | |
| uint32_t _reserved0:23; /*!< bit: 9..31 Reserved */ | |
| } b; /*!< Structure used for bit access */ | |
| uint32_t w; /*!< Type used for word access */ | |
| } IPSR_Type; | |
| /** \brief Union type to access the Special-Purpose Program Status Registers (xPSR). | |
| */ | |
| typedef union | |
| { | |
| struct | |
| { | |
| uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */ | |
| #if (__CORTEX_M != 0x04) | |
| uint32_t _reserved0:15; /*!< bit: 9..23 Reserved */ | |
| #else | |
| uint32_t _reserved0:7; /*!< bit: 9..15 Reserved */ | |
| uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */ | |
| uint32_t _reserved1:4; /*!< bit: 20..23 Reserved */ | |
| #endif | |
| uint32_t T:1; /*!< bit: 24 Thumb bit (read 0) */ | |
| uint32_t IT:2; /*!< bit: 25..26 saved IT state (read 0) */ | |
| uint32_t Q:1; /*!< bit: 27 Saturation condition flag */ | |
| uint32_t V:1; /*!< bit: 28 Overflow condition code flag */ | |
| uint32_t C:1; /*!< bit: 29 Carry condition code flag */ | |
| uint32_t Z:1; /*!< bit: 30 Zero condition code flag */ | |
| uint32_t N:1; /*!< bit: 31 Negative condition code flag */ | |
| } b; /*!< Structure used for bit access */ | |
| uint32_t w; /*!< Type used for word access */ | |
| } xPSR_Type; | |
| /** \brief Union type to access the Control Registers (CONTROL). | |
| */ | |
| typedef union | |
| { | |
| struct | |
| { | |
| uint32_t nPRIV:1; /*!< bit: 0 Execution privilege in Thread mode */ | |
| uint32_t SPSEL:1; /*!< bit: 1 Stack to be used */ | |
| uint32_t FPCA:1; /*!< bit: 2 FP extension active flag */ | |
| uint32_t _reserved0:29; /*!< bit: 3..31 Reserved */ | |
| } b; /*!< Structure used for bit access */ | |
| uint32_t w; /*!< Type used for word access */ | |
| } CONTROL_Type; | |
| /*@} end of group CMSIS_CORE */ | |
| /** \ingroup CMSIS_core_register | |
| \defgroup CMSIS_NVIC CMSIS NVIC | |
| Type definitions for the Cortex-M NVIC Registers | |
| @{ | |
| */ | |
| /** \brief Structure type to access the Nested Vectored Interrupt Controller (NVIC). | |
| */ | |
| typedef struct | |
| { | |
| __IO uint32_t ISER[8]; /*!< Offset: 0x000 (R/W) Interrupt Set Enable Register */ | |
| uint32_t RESERVED0[24]; | |
| __IO uint32_t ICER[8]; /*!< Offset: 0x080 (R/W) Interrupt Clear Enable Register */ | |
| uint32_t RSERVED1[24]; | |
| __IO uint32_t ISPR[8]; /*!< Offset: 0x100 (R/W) Interrupt Set Pending Register */ | |
| uint32_t RESERVED2[24]; | |
| __IO uint32_t ICPR[8]; /*!< Offset: 0x180 (R/W) Interrupt Clear Pending Register */ | |
| uint32_t RESERVED3[24]; | |
| __IO uint32_t IABR[8]; /*!< Offset: 0x200 (R/W) Interrupt Active bit Register */ | |
| uint32_t RESERVED4[56]; | |
| __IO uint8_t IP[240]; /*!< Offset: 0x300 (R/W) Interrupt Priority Register (8Bit wide) */ | |
| uint32_t RESERVED5[644]; | |
| __O uint32_t STIR; /*!< Offset: 0xE00 ( /W) Software Trigger Interrupt Register */ | |
| } NVIC_Type; | |
| /* Software Triggered Interrupt Register Definitions */ | |
| #define NVIC_STIR_INTID_Pos 0 /*!< STIR: INTLINESNUM Position */ | |
| #define NVIC_STIR_INTID_Msk (0x1FFUL << NVIC_STIR_INTID_Pos) /*!< STIR: INTLINESNUM Mask */ | |
| /*@} end of group CMSIS_NVIC */ | |
| /** \ingroup CMSIS_core_register | |
| \defgroup CMSIS_SCB CMSIS SCB | |
| Type definitions for the Cortex-M System Control Block Registers | |
| @{ | |
| */ | |
| /** \brief Structure type to access the System Control Block (SCB). | |
| */ | |
| typedef struct | |
| { | |
| __I uint32_t CPUID; /*!< Offset: 0x000 (R/ ) CPUID Base Register */ | |
| __IO uint32_t ICSR; /*!< Offset: 0x004 (R/W) Interrupt Control and State Register */ | |
| __IO uint32_t VTOR; /*!< Offset: 0x008 (R/W) Vector Table Offset Register */ | |
| __IO uint32_t AIRCR; /*!< Offset: 0x00C (R/W) Application Interrupt and Reset Control Register */ | |
| __IO uint32_t SCR; /*!< Offset: 0x010 (R/W) System Control Register */ | |
| __IO uint32_t CCR; /*!< Offset: 0x014 (R/W) Configuration Control Register */ | |
| __IO uint8_t SHP[12]; /*!< Offset: 0x018 (R/W) System Handlers Priority Registers (4-7, 8-11, 12-15) */ | |
| __IO uint32_t SHCSR; /*!< Offset: 0x024 (R/W) System Handler Control and State Register */ | |
| __IO uint32_t CFSR; /*!< Offset: 0x028 (R/W) Configurable Fault Status Register */ | |
| __IO uint32_t HFSR; /*!< Offset: 0x02C (R/W) HardFault Status Register */ | |
| __IO uint32_t DFSR; /*!< Offset: 0x030 (R/W) Debug Fault Status Register */ | |
| __IO uint32_t MMFAR; /*!< Offset: 0x034 (R/W) MemManage Fault Address Register */ | |
| __IO uint32_t BFAR; /*!< Offset: 0x038 (R/W) BusFault Address Register */ | |
| __IO uint32_t AFSR; /*!< Offset: 0x03C (R/W) Auxiliary Fault Status Register */ | |
| __I uint32_t PFR[2]; /*!< Offset: 0x040 (R/ ) Processor Feature Register */ | |
| __I uint32_t DFR; /*!< Offset: 0x048 (R/ ) Debug Feature Register */ | |
| __I uint32_t ADR; /*!< Offset: 0x04C (R/ ) Auxiliary Feature Register */ | |
| __I uint32_t MMFR[4]; /*!< Offset: 0x050 (R/ ) Memory Model Feature Register */ | |
| __I uint32_t ISAR[5]; /*!< Offset: 0x060 (R/ ) Instruction Set Attributes Register */ | |
| uint32_t RESERVED0[5]; | |
| __IO uint32_t CPACR; /*!< Offset: 0x088 (R/W) Coprocessor Access Control Register */ | |
| } SCB_Type; | |
| /* SCB CPUID Register Definitions */ | |
| #define SCB_CPUID_IMPLEMENTER_Pos 24 /*!< SCB CPUID: IMPLEMENTER Position */ | |
| #define SCB_CPUID_IMPLEMENTER_Msk (0xFFUL << SCB_CPUID_IMPLEMENTER_Pos) /*!< SCB CPUID: IMPLEMENTER Mask */ | |
| #define SCB_CPUID_VARIANT_Pos 20 /*!< SCB CPUID: VARIANT Position */ | |
| #define SCB_CPUID_VARIANT_Msk (0xFUL << SCB_CPUID_VARIANT_Pos) /*!< SCB CPUID: VARIANT Mask */ | |
| #define SCB_CPUID_ARCHITECTURE_Pos 16 /*!< SCB CPUID: ARCHITECTURE Position */ | |
| #define SCB_CPUID_ARCHITECTURE_Msk (0xFUL << SCB_CPUID_ARCHITECTURE_Pos) /*!< SCB CPUID: ARCHITECTURE Mask */ | |
| #define SCB_CPUID_PARTNO_Pos 4 /*!< SCB CPUID: PARTNO Position */ | |
| #define SCB_CPUID_PARTNO_Msk (0xFFFUL << SCB_CPUID_PARTNO_Pos) /*!< SCB CPUID: PARTNO Mask */ | |
| #define SCB_CPUID_REVISION_Pos 0 /*!< SCB CPUID: REVISION Position */ | |
| #define SCB_CPUID_REVISION_Msk (0xFUL << SCB_CPUID_REVISION_Pos) /*!< SCB CPUID: REVISION Mask */ | |
| /* SCB Interrupt Control State Register Definitions */ | |
| #define SCB_ICSR_NMIPENDSET_Pos 31 /*!< SCB ICSR: NMIPENDSET Position */ | |
| #define SCB_ICSR_NMIPENDSET_Msk (1UL << SCB_ICSR_NMIPENDSET_Pos) /*!< SCB ICSR: NMIPENDSET Mask */ | |
| #define SCB_ICSR_PENDSVSET_Pos 28 /*!< SCB ICSR: PENDSVSET Position */ | |
| #define SCB_ICSR_PENDSVSET_Msk (1UL << SCB_ICSR_PENDSVSET_Pos) /*!< SCB ICSR: PENDSVSET Mask */ | |
| #define SCB_ICSR_PENDSVCLR_Pos 27 /*!< SCB ICSR: PENDSVCLR Position */ | |
| #define SCB_ICSR_PENDSVCLR_Msk (1UL << SCB_ICSR_PENDSVCLR_Pos) /*!< SCB ICSR: PENDSVCLR Mask */ | |
| #define SCB_ICSR_PENDSTSET_Pos 26 /*!< SCB ICSR: PENDSTSET Position */ | |
| #define SCB_ICSR_PENDSTSET_Msk (1UL << SCB_ICSR_PENDSTSET_Pos) /*!< SCB ICSR: PENDSTSET Mask */ | |
| #define SCB_ICSR_PENDSTCLR_Pos 25 /*!< SCB ICSR: PENDSTCLR Position */ | |
| #define SCB_ICSR_PENDSTCLR_Msk (1UL << SCB_ICSR_PENDSTCLR_Pos) /*!< SCB ICSR: PENDSTCLR Mask */ | |
| #define SCB_ICSR_ISRPREEMPT_Pos 23 /*!< SCB ICSR: ISRPREEMPT Position */ | |
| #define SCB_ICSR_ISRPREEMPT_Msk (1UL << SCB_ICSR_ISRPREEMPT_Pos) /*!< SCB ICSR: ISRPREEMPT Mask */ | |
| #define SCB_ICSR_ISRPENDING_Pos 22 /*!< SCB ICSR: ISRPENDING Position */ | |
| #define SCB_ICSR_ISRPENDING_Msk (1UL << SCB_ICSR_ISRPENDING_Pos) /*!< SCB ICSR: ISRPENDING Mask */ | |
| #define SCB_ICSR_VECTPENDING_Pos 12 /*!< SCB ICSR: VECTPENDING Position */ | |
| #define SCB_ICSR_VECTPENDING_Msk (0x1FFUL << SCB_ICSR_VECTPENDING_Pos) /*!< SCB ICSR: VECTPENDING Mask */ | |
| #define SCB_ICSR_RETTOBASE_Pos 11 /*!< SCB ICSR: RETTOBASE Position */ | |
| #define SCB_ICSR_RETTOBASE_Msk (1UL << SCB_ICSR_RETTOBASE_Pos) /*!< SCB ICSR: RETTOBASE Mask */ | |
| #define SCB_ICSR_VECTACTIVE_Pos 0 /*!< SCB ICSR: VECTACTIVE Position */ | |
| #define SCB_ICSR_VECTACTIVE_Msk (0x1FFUL << SCB_ICSR_VECTACTIVE_Pos) /*!< SCB ICSR: VECTACTIVE Mask */ | |
| /* SCB Vector Table Offset Register Definitions */ | |
| #if (__CM3_REV < 0x0201) /* core r2p1 */ | |
| #define SCB_VTOR_TBLBASE_Pos 29 /*!< SCB VTOR: TBLBASE Position */ | |
| #define SCB_VTOR_TBLBASE_Msk (1UL << SCB_VTOR_TBLBASE_Pos) /*!< SCB VTOR: TBLBASE Mask */ | |
| #define SCB_VTOR_TBLOFF_Pos 7 /*!< SCB VTOR: TBLOFF Position */ | |
| #define SCB_VTOR_TBLOFF_Msk (0x3FFFFFUL << SCB_VTOR_TBLOFF_Pos) /*!< SCB VTOR: TBLOFF Mask */ | |
| #else | |
| #define SCB_VTOR_TBLOFF_Pos 7 /*!< SCB VTOR: TBLOFF Position */ | |
| #define SCB_VTOR_TBLOFF_Msk (0x1FFFFFFUL << SCB_VTOR_TBLOFF_Pos) /*!< SCB VTOR: TBLOFF Mask */ | |
| #endif | |
| /* SCB Application Interrupt and Reset Control Register Definitions */ | |
| #define SCB_AIRCR_VECTKEY_Pos 16 /*!< SCB AIRCR: VECTKEY Position */ | |
| #define SCB_AIRCR_VECTKEY_Msk (0xFFFFUL << SCB_AIRCR_VECTKEY_Pos) /*!< SCB AIRCR: VECTKEY Mask */ | |
| #define SCB_AIRCR_VECTKEYSTAT_Pos 16 /*!< SCB AIRCR: VECTKEYSTAT Position */ | |
| #define SCB_AIRCR_VECTKEYSTAT_Msk (0xFFFFUL << SCB_AIRCR_VECTKEYSTAT_Pos) /*!< SCB AIRCR: VECTKEYSTAT Mask */ | |
| #define SCB_AIRCR_ENDIANESS_Pos 15 /*!< SCB AIRCR: ENDIANESS Position */ | |
| #define SCB_AIRCR_ENDIANESS_Msk (1UL << SCB_AIRCR_ENDIANESS_Pos) /*!< SCB AIRCR: ENDIANESS Mask */ | |
| #define SCB_AIRCR_PRIGROUP_Pos 8 /*!< SCB AIRCR: PRIGROUP Position */ | |
| #define SCB_AIRCR_PRIGROUP_Msk (7UL << SCB_AIRCR_PRIGROUP_Pos) /*!< SCB AIRCR: PRIGROUP Mask */ | |
| #define SCB_AIRCR_SYSRESETREQ_Pos 2 /*!< SCB AIRCR: SYSRESETREQ Position */ | |
| #define SCB_AIRCR_SYSRESETREQ_Msk (1UL << SCB_AIRCR_SYSRESETREQ_Pos) /*!< SCB AIRCR: SYSRESETREQ Mask */ | |
| #define SCB_AIRCR_VECTCLRACTIVE_Pos 1 /*!< SCB AIRCR: VECTCLRACTIVE Position */ | |
| #define SCB_AIRCR_VECTCLRACTIVE_Msk (1UL << SCB_AIRCR_VECTCLRACTIVE_Pos) /*!< SCB AIRCR: VECTCLRACTIVE Mask */ | |
| #define SCB_AIRCR_VECTRESET_Pos 0 /*!< SCB AIRCR: VECTRESET Position */ | |
| #define SCB_AIRCR_VECTRESET_Msk (1UL << SCB_AIRCR_VECTRESET_Pos) /*!< SCB AIRCR: VECTRESET Mask */ | |
| /* SCB System Control Register Definitions */ | |
| #define SCB_SCR_SEVONPEND_Pos 4 /*!< SCB SCR: SEVONPEND Position */ | |
| #define SCB_SCR_SEVONPEND_Msk (1UL << SCB_SCR_SEVONPEND_Pos) /*!< SCB SCR: SEVONPEND Mask */ | |
| #define SCB_SCR_SLEEPDEEP_Pos 2 /*!< SCB SCR: SLEEPDEEP Position */ | |
| #define SCB_SCR_SLEEPDEEP_Msk (1UL << SCB_SCR_SLEEPDEEP_Pos) /*!< SCB SCR: SLEEPDEEP Mask */ | |
| #define SCB_SCR_SLEEPONEXIT_Pos 1 /*!< SCB SCR: SLEEPONEXIT Position */ | |
| #define SCB_SCR_SLEEPONEXIT_Msk (1UL << SCB_SCR_SLEEPONEXIT_Pos) /*!< SCB SCR: SLEEPONEXIT Mask */ | |
| /* SCB Configuration Control Register Definitions */ | |
| #define SCB_CCR_STKALIGN_Pos 9 /*!< SCB CCR: STKALIGN Position */ | |
| #define SCB_CCR_STKALIGN_Msk (1UL << SCB_CCR_STKALIGN_Pos) /*!< SCB CCR: STKALIGN Mask */ | |
| #define SCB_CCR_BFHFNMIGN_Pos 8 /*!< SCB CCR: BFHFNMIGN Position */ | |
| #define SCB_CCR_BFHFNMIGN_Msk (1UL << SCB_CCR_BFHFNMIGN_Pos) /*!< SCB CCR: BFHFNMIGN Mask */ | |
| #define SCB_CCR_DIV_0_TRP_Pos 4 /*!< SCB CCR: DIV_0_TRP Position */ | |
| #define SCB_CCR_DIV_0_TRP_Msk (1UL << SCB_CCR_DIV_0_TRP_Pos) /*!< SCB CCR: DIV_0_TRP Mask */ | |
| #define SCB_CCR_UNALIGN_TRP_Pos 3 /*!< SCB CCR: UNALIGN_TRP Position */ | |
| #define SCB_CCR_UNALIGN_TRP_Msk (1UL << SCB_CCR_UNALIGN_TRP_Pos) /*!< SCB CCR: UNALIGN_TRP Mask */ | |
| #define SCB_CCR_USERSETMPEND_Pos 1 /*!< SCB CCR: USERSETMPEND Position */ | |
| #define SCB_CCR_USERSETMPEND_Msk (1UL << SCB_CCR_USERSETMPEND_Pos) /*!< SCB CCR: USERSETMPEND Mask */ | |
| #define SCB_CCR_NONBASETHRDENA_Pos 0 /*!< SCB CCR: NONBASETHRDENA Position */ | |
| #define SCB_CCR_NONBASETHRDENA_Msk (1UL << SCB_CCR_NONBASETHRDENA_Pos) /*!< SCB CCR: NONBASETHRDENA Mask */ | |
| /* SCB System Handler Control and State Register Definitions */ | |
| #define SCB_SHCSR_USGFAULTENA_Pos 18 /*!< SCB SHCSR: USGFAULTENA Position */ | |
| #define SCB_SHCSR_USGFAULTENA_Msk (1UL << SCB_SHCSR_USGFAULTENA_Pos) /*!< SCB SHCSR: USGFAULTENA Mask */ | |
| #define SCB_SHCSR_BUSFAULTENA_Pos 17 /*!< SCB SHCSR: BUSFAULTENA Position */ | |
| #define SCB_SHCSR_BUSFAULTENA_Msk (1UL << SCB_SHCSR_BUSFAULTENA_Pos) /*!< SCB SHCSR: BUSFAULTENA Mask */ | |
| #define SCB_SHCSR_MEMFAULTENA_Pos 16 /*!< SCB SHCSR: MEMFAULTENA Position */ | |
| #define SCB_SHCSR_MEMFAULTENA_Msk (1UL << SCB_SHCSR_MEMFAULTENA_Pos) /*!< SCB SHCSR: MEMFAULTENA Mask */ | |
| #define SCB_SHCSR_SVCALLPENDED_Pos 15 /*!< SCB SHCSR: SVCALLPENDED Position */ | |
| #define SCB_SHCSR_SVCALLPENDED_Msk (1UL << SCB_SHCSR_SVCALLPENDED_Pos) /*!< SCB SHCSR: SVCALLPENDED Mask */ | |
| #define SCB_SHCSR_BUSFAULTPENDED_Pos 14 /*!< SCB SHCSR: BUSFAULTPENDED Position */ | |
| #define SCB_SHCSR_BUSFAULTPENDED_Msk (1UL << SCB_SHCSR_BUSFAULTPENDED_Pos) /*!< SCB SHCSR: BUSFAULTPENDED Mask */ | |
| #define SCB_SHCSR_MEMFAULTPENDED_Pos 13 /*!< SCB SHCSR: MEMFAULTPENDED Position */ | |
| #define SCB_SHCSR_MEMFAULTPENDED_Msk (1UL << SCB_SHCSR_MEMFAULTPENDED_Pos) /*!< SCB SHCSR: MEMFAULTPENDED Mask */ | |
| #define SCB_SHCSR_USGFAULTPENDED_Pos 12 /*!< SCB SHCSR: USGFAULTPENDED Position */ | |
| #define SCB_SHCSR_USGFAULTPENDED_Msk (1UL << SCB_SHCSR_USGFAULTPENDED_Pos) /*!< SCB SHCSR: USGFAULTPENDED Mask */ | |
| #define SCB_SHCSR_SYSTICKACT_Pos 11 /*!< SCB SHCSR: SYSTICKACT Position */ | |
| #define SCB_SHCSR_SYSTICKACT_Msk (1UL << SCB_SHCSR_SYSTICKACT_Pos) /*!< SCB SHCSR: SYSTICKACT Mask */ | |
| #define SCB_SHCSR_PENDSVACT_Pos 10 /*!< SCB SHCSR: PENDSVACT Position */ | |
| #define SCB_SHCSR_PENDSVACT_Msk (1UL << SCB_SHCSR_PENDSVACT_Pos) /*!< SCB SHCSR: PENDSVACT Mask */ | |
| #define SCB_SHCSR_MONITORACT_Pos 8 /*!< SCB SHCSR: MONITORACT Position */ | |
| #define SCB_SHCSR_MONITORACT_Msk (1UL << SCB_SHCSR_MONITORACT_Pos) /*!< SCB SHCSR: MONITORACT Mask */ | |
| #define SCB_SHCSR_SVCALLACT_Pos 7 /*!< SCB SHCSR: SVCALLACT Position */ | |
| #define SCB_SHCSR_SVCALLACT_Msk (1UL << SCB_SHCSR_SVCALLACT_Pos) /*!< SCB SHCSR: SVCALLACT Mask */ | |
| #define SCB_SHCSR_USGFAULTACT_Pos 3 /*!< SCB SHCSR: USGFAULTACT Position */ | |
| #define SCB_SHCSR_USGFAULTACT_Msk (1UL << SCB_SHCSR_USGFAULTACT_Pos) /*!< SCB SHCSR: USGFAULTACT Mask */ | |
| #define SCB_SHCSR_BUSFAULTACT_Pos 1 /*!< SCB SHCSR: BUSFAULTACT Position */ | |
| #define SCB_SHCSR_BUSFAULTACT_Msk (1UL << SCB_SHCSR_BUSFAULTACT_Pos) /*!< SCB SHCSR: BUSFAULTACT Mask */ | |
| #define SCB_SHCSR_MEMFAULTACT_Pos 0 /*!< SCB SHCSR: MEMFAULTACT Position */ | |
| #define SCB_SHCSR_MEMFAULTACT_Msk (1UL << SCB_SHCSR_MEMFAULTACT_Pos) /*!< SCB SHCSR: MEMFAULTACT Mask */ | |
| /* SCB Configurable Fault Status Registers Definitions */ | |
| #define SCB_CFSR_USGFAULTSR_Pos 16 /*!< SCB CFSR: Usage Fault Status Register Position */ | |
| #define SCB_CFSR_USGFAULTSR_Msk (0xFFFFUL << SCB_CFSR_USGFAULTSR_Pos) /*!< SCB CFSR: Usage Fault Status Register Mask */ | |
| #define SCB_CFSR_BUSFAULTSR_Pos 8 /*!< SCB CFSR: Bus Fault Status Register Position */ | |
| #define SCB_CFSR_BUSFAULTSR_Msk (0xFFUL << SCB_CFSR_BUSFAULTSR_Pos) /*!< SCB CFSR: Bus Fault Status Register Mask */ | |
| #define SCB_CFSR_MEMFAULTSR_Pos 0 /*!< SCB CFSR: Memory Manage Fault Status Register Position */ | |
| #define SCB_CFSR_MEMFAULTSR_Msk (0xFFUL << SCB_CFSR_MEMFAULTSR_Pos) /*!< SCB CFSR: Memory Manage Fault Status Register Mask */ | |
| /* SCB Hard Fault Status Registers Definitions */ | |
| #define SCB_HFSR_DEBUGEVT_Pos 31 /*!< SCB HFSR: DEBUGEVT Position */ | |
| #define SCB_HFSR_DEBUGEVT_Msk (1UL << SCB_HFSR_DEBUGEVT_Pos) /*!< SCB HFSR: DEBUGEVT Mask */ | |
| #define SCB_HFSR_FORCED_Pos 30 /*!< SCB HFSR: FORCED Position */ | |
| #define SCB_HFSR_FORCED_Msk (1UL << SCB_HFSR_FORCED_Pos) /*!< SCB HFSR: FORCED Mask */ | |
| #define SCB_HFSR_VECTTBL_Pos 1 /*!< SCB HFSR: VECTTBL Position */ | |
| #define SCB_HFSR_VECTTBL_Msk (1UL << SCB_HFSR_VECTTBL_Pos) /*!< SCB HFSR: VECTTBL Mask */ | |
| /* SCB Debug Fault Status Register Definitions */ | |
| #define SCB_DFSR_EXTERNAL_Pos 4 /*!< SCB DFSR: EXTERNAL Position */ | |
| #define SCB_DFSR_EXTERNAL_Msk (1UL << SCB_DFSR_EXTERNAL_Pos) /*!< SCB DFSR: EXTERNAL Mask */ | |
| #define SCB_DFSR_VCATCH_Pos 3 /*!< SCB DFSR: VCATCH Position */ | |
| #define SCB_DFSR_VCATCH_Msk (1UL << SCB_DFSR_VCATCH_Pos) /*!< SCB DFSR: VCATCH Mask */ | |
| #define SCB_DFSR_DWTTRAP_Pos 2 /*!< SCB DFSR: DWTTRAP Position */ | |
| #define SCB_DFSR_DWTTRAP_Msk (1UL << SCB_DFSR_DWTTRAP_Pos) /*!< SCB DFSR: DWTTRAP Mask */ | |
| #define SCB_DFSR_BKPT_Pos 1 /*!< SCB DFSR: BKPT Position */ | |
| #define SCB_DFSR_BKPT_Msk (1UL << SCB_DFSR_BKPT_Pos) /*!< SCB DFSR: BKPT Mask */ | |
| #define SCB_DFSR_HALTED_Pos 0 /*!< SCB DFSR: HALTED Position */ | |
| #define SCB_DFSR_HALTED_Msk (1UL << SCB_DFSR_HALTED_Pos) /*!< SCB DFSR: HALTED Mask */ | |
| /*@} end of group CMSIS_SCB */ | |
| /** \ingroup CMSIS_core_register | |
| \defgroup CMSIS_SCnSCB CMSIS System Control and ID Register not in the SCB | |
| Type definitions for the Cortex-M System Control and ID Register not in the SCB | |
| @{ | |
| */ | |
| /** \brief Structure type to access the System Control and ID Register not in the SCB. | |
| */ | |
| typedef struct | |
| { | |
| uint32_t RESERVED0[1]; | |
| __I uint32_t ICTR; /*!< Offset: 0x004 (R/ ) Interrupt Controller Type Register */ | |
| #if ((defined __CM3_REV) && (__CM3_REV >= 0x200)) | |
| __IO uint32_t ACTLR; /*!< Offset: 0x008 (R/W) Auxiliary Control Register */ | |
| #else | |
| uint32_t RESERVED1[1]; | |
| #endif | |
| } SCnSCB_Type; | |
| /* Interrupt Controller Type Register Definitions */ | |
| #define SCnSCB_ICTR_INTLINESNUM_Pos 0 /*!< ICTR: INTLINESNUM Position */ | |
| #define SCnSCB_ICTR_INTLINESNUM_Msk (0xFUL << SCnSCB_ICTR_INTLINESNUM_Pos) /*!< ICTR: INTLINESNUM Mask */ | |
| /* Auxiliary Control Register Definitions */ | |
| #define SCnSCB_ACTLR_DISFOLD_Pos 2 /*!< ACTLR: DISFOLD Position */ | |
| #define SCnSCB_ACTLR_DISFOLD_Msk (1UL << SCnSCB_ACTLR_DISFOLD_Pos) /*!< ACTLR: DISFOLD Mask */ | |
| #define SCnSCB_ACTLR_DISDEFWBUF_Pos 1 /*!< ACTLR: DISDEFWBUF Position */ | |
| #define SCnSCB_ACTLR_DISDEFWBUF_Msk (1UL << SCnSCB_ACTLR_DISDEFWBUF_Pos) /*!< ACTLR: DISDEFWBUF Mask */ | |
| #define SCnSCB_ACTLR_DISMCYCINT_Pos 0 /*!< ACTLR: DISMCYCINT Position */ | |
| #define SCnSCB_ACTLR_DISMCYCINT_Msk (1UL << SCnSCB_ACTLR_DISMCYCINT_Pos) /*!< ACTLR: DISMCYCINT Mask */ | |
| /*@} end of group CMSIS_SCnotSCB */ | |
| /** \ingroup CMSIS_core_register | |
| \defgroup CMSIS_SysTick CMSIS SysTick | |
| Type definitions for the Cortex-M System Timer Registers | |
| @{ | |
| */ | |
| /** \brief Structure type to access the System Timer (SysTick). | |
| */ | |
| typedef struct | |
| { | |
| __IO uint32_t CTRL; /*!< Offset: 0x000 (R/W) SysTick Control and Status Register */ | |
| __IO uint32_t LOAD; /*!< Offset: 0x004 (R/W) SysTick Reload Value Register */ | |
| __IO uint32_t VAL; /*!< Offset: 0x008 (R/W) SysTick Current Value Register */ | |
| __I uint32_t CALIB; /*!< Offset: 0x00C (R/ ) SysTick Calibration Register */ | |
| } SysTick_Type; | |
| /* SysTick Control / Status Register Definitions */ | |
| #define SysTick_CTRL_COUNTFLAG_Pos 16 /*!< SysTick CTRL: COUNTFLAG Position */ | |
| #define SysTick_CTRL_COUNTFLAG_Msk (1UL << SysTick_CTRL_COUNTFLAG_Pos) /*!< SysTick CTRL: COUNTFLAG Mask */ | |
| #define SysTick_CTRL_CLKSOURCE_Pos 2 /*!< SysTick CTRL: CLKSOURCE Position */ | |
| #define SysTick_CTRL_CLKSOURCE_Msk (1UL << SysTick_CTRL_CLKSOURCE_Pos) /*!< SysTick CTRL: CLKSOURCE Mask */ | |
| #define SysTick_CTRL_TICKINT_Pos 1 /*!< SysTick CTRL: TICKINT Position */ | |
| #define SysTick_CTRL_TICKINT_Msk (1UL << SysTick_CTRL_TICKINT_Pos) /*!< SysTick CTRL: TICKINT Mask */ | |
| #define SysTick_CTRL_ENABLE_Pos 0 /*!< SysTick CTRL: ENABLE Position */ | |
| #define SysTick_CTRL_ENABLE_Msk (1UL << SysTick_CTRL_ENABLE_Pos) /*!< SysTick CTRL: ENABLE Mask */ | |
| /* SysTick Reload Register Definitions */ | |
| #define SysTick_LOAD_RELOAD_Pos 0 /*!< SysTick LOAD: RELOAD Position */ | |
| #define SysTick_LOAD_RELOAD_Msk (0xFFFFFFUL << SysTick_LOAD_RELOAD_Pos) /*!< SysTick LOAD: RELOAD Mask */ | |
| /* SysTick Current Register Definitions */ | |
| #define SysTick_VAL_CURRENT_Pos 0 /*!< SysTick VAL: CURRENT Position */ | |
| #define SysTick_VAL_CURRENT_Msk (0xFFFFFFUL << SysTick_VAL_CURRENT_Pos) /*!< SysTick VAL: CURRENT Mask */ | |
| /* SysTick Calibration Register Definitions */ | |
| #define SysTick_CALIB_NOREF_Pos 31 /*!< SysTick CALIB: NOREF Position */ | |
| #define SysTick_CALIB_NOREF_Msk (1UL << SysTick_CALIB_NOREF_Pos) /*!< SysTick CALIB: NOREF Mask */ | |
| #define SysTick_CALIB_SKEW_Pos 30 /*!< SysTick CALIB: SKEW Position */ | |
| #define SysTick_CALIB_SKEW_Msk (1UL << SysTick_CALIB_SKEW_Pos) /*!< SysTick CALIB: SKEW Mask */ | |
| #define SysTick_CALIB_TENMS_Pos 0 /*!< SysTick CALIB: TENMS Position */ | |
| #define SysTick_CALIB_TENMS_Msk (0xFFFFFFUL << SysTick_VAL_CURRENT_Pos) /*!< SysTick CALIB: TENMS Mask */ | |
| /*@} end of group CMSIS_SysTick */ | |
| /** \ingroup CMSIS_core_register | |
| \defgroup CMSIS_ITM CMSIS ITM | |
| Type definitions for the Cortex-M Instrumentation Trace Macrocell (ITM) | |
| @{ | |
| */ | |
| /** \brief Structure type to access the Instrumentation Trace Macrocell Register (ITM). | |
| */ | |
| typedef struct | |
| { | |
| __O union | |
| { | |
| __O uint8_t u8; /*!< Offset: 0x000 ( /W) ITM Stimulus Port 8-bit */ | |
| __O uint16_t u16; /*!< Offset: 0x000 ( /W) ITM Stimulus Port 16-bit */ | |
| __O uint32_t u32; /*!< Offset: 0x000 ( /W) ITM Stimulus Port 32-bit */ | |
| } PORT [32]; /*!< Offset: 0x000 ( /W) ITM Stimulus Port Registers */ | |
| uint32_t RESERVED0[864]; | |
| __IO uint32_t TER; /*!< Offset: 0xE00 (R/W) ITM Trace Enable Register */ | |
| uint32_t RESERVED1[15]; | |
| __IO uint32_t TPR; /*!< Offset: 0xE40 (R/W) ITM Trace Privilege Register */ | |
| uint32_t RESERVED2[15]; | |
| __IO uint32_t TCR; /*!< Offset: 0xE80 (R/W) ITM Trace Control Register */ | |
| } ITM_Type; | |
| /* ITM Trace Privilege Register Definitions */ | |
| #define ITM_TPR_PRIVMASK_Pos 0 /*!< ITM TPR: PRIVMASK Position */ | |
| #define ITM_TPR_PRIVMASK_Msk (0xFUL << ITM_TPR_PRIVMASK_Pos) /*!< ITM TPR: PRIVMASK Mask */ | |
| /* ITM Trace Control Register Definitions */ | |
| #define ITM_TCR_BUSY_Pos 23 /*!< ITM TCR: BUSY Position */ | |
| #define ITM_TCR_BUSY_Msk (1UL << ITM_TCR_BUSY_Pos) /*!< ITM TCR: BUSY Mask */ | |
| #define ITM_TCR_TraceBusID_Pos 16 /*!< ITM TCR: ATBID Position */ | |
| #define ITM_TCR_TraceBusID_Msk (0x7FUL << ITM_TCR_TraceBusID_Pos) /*!< ITM TCR: ATBID Mask */ | |
| #define ITM_TCR_GTSFREQ_Pos 10 /*!< ITM TCR: Global timestamp frequency Position */ | |
| #define ITM_TCR_GTSFREQ_Msk (3UL << ITM_TCR_GTSFREQ_Pos) /*!< ITM TCR: Global timestamp frequency Mask */ | |
| #define ITM_TCR_TSPrescale_Pos 8 /*!< ITM TCR: TSPrescale Position */ | |
| #define ITM_TCR_TSPrescale_Msk (3UL << ITM_TCR_TSPrescale_Pos) /*!< ITM TCR: TSPrescale Mask */ | |
| #define ITM_TCR_SWOENA_Pos 4 /*!< ITM TCR: SWOENA Position */ | |
| #define ITM_TCR_SWOENA_Msk (1UL << ITM_TCR_SWOENA_Pos) /*!< ITM TCR: SWOENA Mask */ | |
| #define ITM_TCR_TXENA_Pos 3 /*!< ITM TCR: TXENA Position */ | |
| #define ITM_TCR_TXENA_Msk (1UL << ITM_TCR_TXENA_Pos) /*!< ITM TCR: TXENA Mask */ | |
| #define ITM_TCR_SYNCENA_Pos 2 /*!< ITM TCR: SYNCENA Position */ | |
| #define ITM_TCR_SYNCENA_Msk (1UL << ITM_TCR_SYNCENA_Pos) /*!< ITM TCR: SYNCENA Mask */ | |
| #define ITM_TCR_TSENA_Pos 1 /*!< ITM TCR: TSENA Position */ | |
| #define ITM_TCR_TSENA_Msk (1UL << ITM_TCR_TSENA_Pos) /*!< ITM TCR: TSENA Mask */ | |
| #define ITM_TCR_ITMENA_Pos 0 /*!< ITM TCR: ITM Enable bit Position */ | |
| #define ITM_TCR_ITMENA_Msk (1UL << ITM_TCR_ITMENA_Pos) /*!< ITM TCR: ITM Enable bit Mask */ | |
| /*@}*/ /* end of group CMSIS_ITM */ | |
| #if (__MPU_PRESENT == 1) | |
| /** \ingroup CMSIS_core_register | |
| \defgroup CMSIS_MPU CMSIS MPU | |
| Type definitions for the Cortex-M Memory Protection Unit (MPU) | |
| @{ | |
| */ | |
| /** \brief Structure type to access the Memory Protection Unit (MPU). | |
| */ | |
| typedef struct | |
| { | |
| __I uint32_t TYPE; /*!< Offset: 0x000 (R/ ) MPU Type Register */ | |
| __IO uint32_t CTRL; /*!< Offset: 0x004 (R/W) MPU Control Register */ | |
| __IO uint32_t RNR; /*!< Offset: 0x008 (R/W) MPU Region RNRber Register */ | |
| __IO uint32_t RBAR; /*!< Offset: 0x00C (R/W) MPU Region Base Address Register */ | |
| __IO uint32_t RASR; /*!< Offset: 0x010 (R/W) MPU Region Attribute and Size Register */ | |
| __IO uint32_t RBAR_A1; /*!< Offset: 0x014 (R/W) MPU Alias 1 Region Base Address Register */ | |
| __IO uint32_t RASR_A1; /*!< Offset: 0x018 (R/W) MPU Alias 1 Region Attribute and Size Register */ | |
| __IO uint32_t RBAR_A2; /*!< Offset: 0x01C (R/W) MPU Alias 2 Region Base Address Register */ | |
| __IO uint32_t RASR_A2; /*!< Offset: 0x020 (R/W) MPU Alias 2 Region Attribute and Size Register */ | |
| __IO uint32_t RBAR_A3; /*!< Offset: 0x024 (R/W) MPU Alias 3 Region Base Address Register */ | |
| __IO uint32_t RASR_A3; /*!< Offset: 0x028 (R/W) MPU Alias 3 Region Attribute and Size Register */ | |
| } MPU_Type; | |
| /* MPU Type Register */ | |
| #define MPU_TYPE_IREGION_Pos 16 /*!< MPU TYPE: IREGION Position */ | |
| #define MPU_TYPE_IREGION_Msk (0xFFUL << MPU_TYPE_IREGION_Pos) /*!< MPU TYPE: IREGION Mask */ | |
| #define MPU_TYPE_DREGION_Pos 8 /*!< MPU TYPE: DREGION Position */ | |
| #define MPU_TYPE_DREGION_Msk (0xFFUL << MPU_TYPE_DREGION_Pos) /*!< MPU TYPE: DREGION Mask */ | |
| #define MPU_TYPE_SEPARATE_Pos 0 /*!< MPU TYPE: SEPARATE Position */ | |
| #define MPU_TYPE_SEPARATE_Msk (1UL << MPU_TYPE_SEPARATE_Pos) /*!< MPU TYPE: SEPARATE Mask */ | |
| /* MPU Control Register */ | |
| #define MPU_CTRL_PRIVDEFENA_Pos 2 /*!< MPU CTRL: PRIVDEFENA Position */ | |
| #define MPU_CTRL_PRIVDEFENA_Msk (1UL << MPU_CTRL_PRIVDEFENA_Pos) /*!< MPU CTRL: PRIVDEFENA Mask */ | |
| #define MPU_CTRL_HFNMIENA_Pos 1 /*!< MPU CTRL: HFNMIENA Position */ | |
| #define MPU_CTRL_HFNMIENA_Msk (1UL << MPU_CTRL_HFNMIENA_Pos) /*!< MPU CTRL: HFNMIENA Mask */ | |
| #define MPU_CTRL_ENABLE_Pos 0 /*!< MPU CTRL: ENABLE Position */ | |
| #define MPU_CTRL_ENABLE_Msk (1UL << MPU_CTRL_ENABLE_Pos) /*!< MPU CTRL: ENABLE Mask */ | |
| /* MPU Region Number Register */ | |
| #define MPU_RNR_REGION_Pos 0 /*!< MPU RNR: REGION Position */ | |
| #define MPU_RNR_REGION_Msk (0xFFUL << MPU_RNR_REGION_Pos) /*!< MPU RNR: REGION Mask */ | |
| /* MPU Region Base Address Register */ | |
| #define MPU_RBAR_ADDR_Pos 5 /*!< MPU RBAR: ADDR Position */ | |
| #define MPU_RBAR_ADDR_Msk (0x7FFFFFFUL << MPU_RBAR_ADDR_Pos) /*!< MPU RBAR: ADDR Mask */ | |
| #define MPU_RBAR_VALID_Pos 4 /*!< MPU RBAR: VALID Position */ | |
| #define MPU_RBAR_VALID_Msk (1UL << MPU_RBAR_VALID_Pos) /*!< MPU RBAR: VALID Mask */ | |
| #define MPU_RBAR_REGION_Pos 0 /*!< MPU RBAR: REGION Position */ | |
| #define MPU_RBAR_REGION_Msk (0xFUL << MPU_RBAR_REGION_Pos) /*!< MPU RBAR: REGION Mask */ | |
| /* MPU Region Attribute and Size Register */ | |
| #define MPU_RASR_ATTRS_Pos 16 /*!< MPU RASR: MPU Region Attribute field Position */ | |
| #define MPU_RASR_ATTRS_Msk (0xFFFFUL << MPU_RASR_ATTRS_Pos) /*!< MPU RASR: MPU Region Attribute field Mask */ | |
| #define MPU_RASR_SRD_Pos 8 /*!< MPU RASR: Sub-Region Disable Position */ | |
| #define MPU_RASR_SRD_Msk (0xFFUL << MPU_RASR_SRD_Pos) /*!< MPU RASR: Sub-Region Disable Mask */ | |
| #define MPU_RASR_SIZE_Pos 1 /*!< MPU RASR: Region Size Field Position */ | |
| #define MPU_RASR_SIZE_Msk (0x1FUL << MPU_RASR_SIZE_Pos) /*!< MPU RASR: Region Size Field Mask */ | |
| #define MPU_RASR_ENABLE_Pos 0 /*!< MPU RASR: Region enable bit Position */ | |
| #define MPU_RASR_ENABLE_Msk (1UL << MPU_RASR_ENABLE_Pos) /*!< MPU RASR: Region enable bit Disable Mask */ | |
| /*@} end of group CMSIS_MPU */ | |
| #endif | |
| /** \ingroup CMSIS_core_register | |
| \defgroup CMSIS_CoreDebug CMSIS Core Debug | |
| Type definitions for the Cortex-M Core Debug Registers | |
| @{ | |
| */ | |
| /** \brief Structure type to access the Core Debug Register (CoreDebug). | |
| */ | |
| typedef struct | |
| { | |
| __IO uint32_t DHCSR; /*!< Offset: 0x000 (R/W) Debug Halting Control and Status Register */ | |
| __O uint32_t DCRSR; /*!< Offset: 0x004 ( /W) Debug Core Register Selector Register */ | |
| __IO uint32_t DCRDR; /*!< Offset: 0x008 (R/W) Debug Core Register Data Register */ | |
| __IO uint32_t DEMCR; /*!< Offset: 0x00C (R/W) Debug Exception and Monitor Control Register */ | |
| } CoreDebug_Type; | |
| /* Debug Halting Control and Status Register */ | |
| #define CoreDebug_DHCSR_DBGKEY_Pos 16 /*!< CoreDebug DHCSR: DBGKEY Position */ | |
| #define CoreDebug_DHCSR_DBGKEY_Msk (0xFFFFUL << CoreDebug_DHCSR_DBGKEY_Pos) /*!< CoreDebug DHCSR: DBGKEY Mask */ | |
| #define CoreDebug_DHCSR_S_RESET_ST_Pos 25 /*!< CoreDebug DHCSR: S_RESET_ST Position */ | |
| #define CoreDebug_DHCSR_S_RESET_ST_Msk (1UL << CoreDebug_DHCSR_S_RESET_ST_Pos) /*!< CoreDebug DHCSR: S_RESET_ST Mask */ | |
| #define CoreDebug_DHCSR_S_RETIRE_ST_Pos 24 /*!< CoreDebug DHCSR: S_RETIRE_ST Position */ | |
| #define CoreDebug_DHCSR_S_RETIRE_ST_Msk (1UL << CoreDebug_DHCSR_S_RETIRE_ST_Pos) /*!< CoreDebug DHCSR: S_RETIRE_ST Mask */ | |
| #define CoreDebug_DHCSR_S_LOCKUP_Pos 19 /*!< CoreDebug DHCSR: S_LOCKUP Position */ | |
| #define CoreDebug_DHCSR_S_LOCKUP_Msk (1UL << CoreDebug_DHCSR_S_LOCKUP_Pos) /*!< CoreDebug DHCSR: S_LOCKUP Mask */ | |
| #define CoreDebug_DHCSR_S_SLEEP_Pos 18 /*!< CoreDebug DHCSR: S_SLEEP Position */ | |
| #define CoreDebug_DHCSR_S_SLEEP_Msk (1UL << CoreDebug_DHCSR_S_SLEEP_Pos) /*!< CoreDebug DHCSR: S_SLEEP Mask */ | |
| #define CoreDebug_DHCSR_S_HALT_Pos 17 /*!< CoreDebug DHCSR: S_HALT Position */ | |
| #define CoreDebug_DHCSR_S_HALT_Msk (1UL << CoreDebug_DHCSR_S_HALT_Pos) /*!< CoreDebug DHCSR: S_HALT Mask */ | |
| #define CoreDebug_DHCSR_S_REGRDY_Pos 16 /*!< CoreDebug DHCSR: S_REGRDY Position */ | |
| #define CoreDebug_DHCSR_S_REGRDY_Msk (1UL << CoreDebug_DHCSR_S_REGRDY_Pos) /*!< CoreDebug DHCSR: S_REGRDY Mask */ | |
| #define CoreDebug_DHCSR_C_SNAPSTALL_Pos 5 /*!< CoreDebug DHCSR: C_SNAPSTALL Position */ | |
| #define CoreDebug_DHCSR_C_SNAPSTALL_Msk (1UL << CoreDebug_DHCSR_C_SNAPSTALL_Pos) /*!< CoreDebug DHCSR: C_SNAPSTALL Mask */ | |
| #define CoreDebug_DHCSR_C_MASKINTS_Pos 3 /*!< CoreDebug DHCSR: C_MASKINTS Position */ | |
| #define CoreDebug_DHCSR_C_MASKINTS_Msk (1UL << CoreDebug_DHCSR_C_MASKINTS_Pos) /*!< CoreDebug DHCSR: C_MASKINTS Mask */ | |
| #define CoreDebug_DHCSR_C_STEP_Pos 2 /*!< CoreDebug DHCSR: C_STEP Position */ | |
| #define CoreDebug_DHCSR_C_STEP_Msk (1UL << CoreDebug_DHCSR_C_STEP_Pos) /*!< CoreDebug DHCSR: C_STEP Mask */ | |
| #define CoreDebug_DHCSR_C_HALT_Pos 1 /*!< CoreDebug DHCSR: C_HALT Position */ | |
| #define CoreDebug_DHCSR_C_HALT_Msk (1UL << CoreDebug_DHCSR_C_HALT_Pos) /*!< CoreDebug DHCSR: C_HALT Mask */ | |
| #define CoreDebug_DHCSR_C_DEBUGEN_Pos 0 /*!< CoreDebug DHCSR: C_DEBUGEN Position */ | |
| #define CoreDebug_DHCSR_C_DEBUGEN_Msk (1UL << CoreDebug_DHCSR_C_DEBUGEN_Pos) /*!< CoreDebug DHCSR: C_DEBUGEN Mask */ | |
| /* Debug Core Register Selector Register */ | |
| #define CoreDebug_DCRSR_REGWnR_Pos 16 /*!< CoreDebug DCRSR: REGWnR Position */ | |
| #define CoreDebug_DCRSR_REGWnR_Msk (1UL << CoreDebug_DCRSR_REGWnR_Pos) /*!< CoreDebug DCRSR: REGWnR Mask */ | |
| #define CoreDebug_DCRSR_REGSEL_Pos 0 /*!< CoreDebug DCRSR: REGSEL Position */ | |
| #define CoreDebug_DCRSR_REGSEL_Msk (0x1FUL << CoreDebug_DCRSR_REGSEL_Pos) /*!< CoreDebug DCRSR: REGSEL Mask */ | |
| /* Debug Exception and Monitor Control Register */ | |
| #define CoreDebug_DEMCR_TRCENA_Pos 24 /*!< CoreDebug DEMCR: TRCENA Position */ | |
| #define CoreDebug_DEMCR_TRCENA_Msk (1UL << CoreDebug_DEMCR_TRCENA_Pos) /*!< CoreDebug DEMCR: TRCENA Mask */ | |
| #define CoreDebug_DEMCR_MON_REQ_Pos 19 /*!< CoreDebug DEMCR: MON_REQ Position */ | |
| #define CoreDebug_DEMCR_MON_REQ_Msk (1UL << CoreDebug_DEMCR_MON_REQ_Pos) /*!< CoreDebug DEMCR: MON_REQ Mask */ | |
| #define CoreDebug_DEMCR_MON_STEP_Pos 18 /*!< CoreDebug DEMCR: MON_STEP Position */ | |
| #define CoreDebug_DEMCR_MON_STEP_Msk (1UL << CoreDebug_DEMCR_MON_STEP_Pos) /*!< CoreDebug DEMCR: MON_STEP Mask */ | |
| #define CoreDebug_DEMCR_MON_PEND_Pos 17 /*!< CoreDebug DEMCR: MON_PEND Position */ | |
| #define CoreDebug_DEMCR_MON_PEND_Msk (1UL << CoreDebug_DEMCR_MON_PEND_Pos) /*!< CoreDebug DEMCR: MON_PEND Mask */ | |
| #define CoreDebug_DEMCR_MON_EN_Pos 16 /*!< CoreDebug DEMCR: MON_EN Position */ | |
| #define CoreDebug_DEMCR_MON_EN_Msk (1UL << CoreDebug_DEMCR_MON_EN_Pos) /*!< CoreDebug DEMCR: MON_EN Mask */ | |
| #define CoreDebug_DEMCR_VC_HARDERR_Pos 10 /*!< CoreDebug DEMCR: VC_HARDERR Position */ | |
| #define CoreDebug_DEMCR_VC_HARDERR_Msk (1UL << CoreDebug_DEMCR_VC_HARDERR_Pos) /*!< CoreDebug DEMCR: VC_HARDERR Mask */ | |
| #define CoreDebug_DEMCR_VC_INTERR_Pos 9 /*!< CoreDebug DEMCR: VC_INTERR Position */ | |
| #define CoreDebug_DEMCR_VC_INTERR_Msk (1UL << CoreDebug_DEMCR_VC_INTERR_Pos) /*!< CoreDebug DEMCR: VC_INTERR Mask */ | |
| #define CoreDebug_DEMCR_VC_BUSERR_Pos 8 /*!< CoreDebug DEMCR: VC_BUSERR Position */ | |
| #define CoreDebug_DEMCR_VC_BUSERR_Msk (1UL << CoreDebug_DEMCR_VC_BUSERR_Pos) /*!< CoreDebug DEMCR: VC_BUSERR Mask */ | |
| #define CoreDebug_DEMCR_VC_STATERR_Pos 7 /*!< CoreDebug DEMCR: VC_STATERR Position */ | |
| #define CoreDebug_DEMCR_VC_STATERR_Msk (1UL << CoreDebug_DEMCR_VC_STATERR_Pos) /*!< CoreDebug DEMCR: VC_STATERR Mask */ | |
| #define CoreDebug_DEMCR_VC_CHKERR_Pos 6 /*!< CoreDebug DEMCR: VC_CHKERR Position */ | |
| #define CoreDebug_DEMCR_VC_CHKERR_Msk (1UL << CoreDebug_DEMCR_VC_CHKERR_Pos) /*!< CoreDebug DEMCR: VC_CHKERR Mask */ | |
| #define CoreDebug_DEMCR_VC_NOCPERR_Pos 5 /*!< CoreDebug DEMCR: VC_NOCPERR Position */ | |
| #define CoreDebug_DEMCR_VC_NOCPERR_Msk (1UL << CoreDebug_DEMCR_VC_NOCPERR_Pos) /*!< CoreDebug DEMCR: VC_NOCPERR Mask */ | |
| #define CoreDebug_DEMCR_VC_MMERR_Pos 4 /*!< CoreDebug DEMCR: VC_MMERR Position */ | |
| #define CoreDebug_DEMCR_VC_MMERR_Msk (1UL << CoreDebug_DEMCR_VC_MMERR_Pos) /*!< CoreDebug DEMCR: VC_MMERR Mask */ | |
| #define CoreDebug_DEMCR_VC_CORERESET_Pos 0 /*!< CoreDebug DEMCR: VC_CORERESET Position */ | |
| #define CoreDebug_DEMCR_VC_CORERESET_Msk (1UL << CoreDebug_DEMCR_VC_CORERESET_Pos) /*!< CoreDebug DEMCR: VC_CORERESET Mask */ | |
| /*@} end of group CMSIS_CoreDebug */ | |
| /** \ingroup CMSIS_core_register | |
| @{ | |
| */ | |
| /* Memory mapping of Cortex-M3 Hardware */ | |
| #define SCS_BASE (0xE000E000UL) /*!< System Control Space Base Address */ | |
| #define ITM_BASE (0xE0000000UL) /*!< ITM Base Address */ | |
| #define CoreDebug_BASE (0xE000EDF0UL) /*!< Core Debug Base Address */ | |
| #define SysTick_BASE (SCS_BASE + 0x0010UL) /*!< SysTick Base Address */ | |
| #define NVIC_BASE (SCS_BASE + 0x0100UL) /*!< NVIC Base Address */ | |
| #define SCB_BASE (SCS_BASE + 0x0D00UL) /*!< System Control Block Base Address */ | |
| #define SCnSCB ((SCnSCB_Type *) SCS_BASE ) /*!< System control Register not in SCB */ | |
| #define SCB ((SCB_Type *) SCB_BASE ) /*!< SCB configuration struct */ | |
| #define SysTick ((SysTick_Type *) SysTick_BASE ) /*!< SysTick configuration struct */ | |
| #define NVIC ((NVIC_Type *) NVIC_BASE ) /*!< NVIC configuration struct */ | |
| #define ITM ((ITM_Type *) ITM_BASE ) /*!< ITM configuration struct */ | |
| #define CoreDebug ((CoreDebug_Type *) CoreDebug_BASE) /*!< Core Debug configuration struct */ | |
| #if (__MPU_PRESENT == 1) | |
| #define MPU_BASE (SCS_BASE + 0x0D90UL) /*!< Memory Protection Unit */ | |
| #define MPU ((MPU_Type *) MPU_BASE ) /*!< Memory Protection Unit */ | |
| #endif | |
| /*@} */ | |
| /******************************************************************************* | |
| * Hardware Abstraction Layer | |
| ******************************************************************************/ | |
| /** \defgroup CMSIS_Core_FunctionInterface CMSIS Core Function Interface | |
| Core Function Interface contains: | |
| - Core NVIC Functions | |
| - Core SysTick Functions | |
| - Core Debug Functions | |
| - Core Register Access Functions | |
| */ | |
| /* ########################## NVIC functions #################################### */ | |
| /** \ingroup CMSIS_Core_FunctionInterface | |
| \defgroup CMSIS_Core_NVICFunctions CMSIS Core NVIC Functions | |
| @{ | |
| */ | |
| /** \brief Set Priority Grouping | |
| This function sets the priority grouping field using the required unlock sequence. | |
| The parameter PriorityGroup is assigned to the field SCB->AIRCR [10:8] PRIGROUP field. | |
| Only values from 0..7 are used. | |
| In case of a conflict between priority grouping and available | |
| priority bits (__NVIC_PRIO_BITS) the smallest possible priority group is set. | |
| \param [in] PriorityGroup Priority grouping field | |
| */ | |
| static __INLINE void NVIC_SetPriorityGrouping(uint32_t PriorityGroup) | |
| { | |
| uint32_t reg_value; | |
| uint32_t PriorityGroupTmp = (PriorityGroup & (uint32_t)0x07); /* only values 0..7 are used */ | |
| reg_value = SCB->AIRCR; /* read old register configuration */ | |
| reg_value &= ~(SCB_AIRCR_VECTKEY_Msk | SCB_AIRCR_PRIGROUP_Msk); /* clear bits to change */ | |
| reg_value = (reg_value | | |
| ((uint32_t)0x5FA << SCB_AIRCR_VECTKEY_Pos) | | |
| (PriorityGroupTmp << 8)); /* Insert write key and priorty group */ | |
| SCB->AIRCR = reg_value; | |
| } | |
| /** \brief Get Priority Grouping | |
| This function gets the priority grouping from NVIC Interrupt Controller. | |
| Priority grouping is SCB->AIRCR [10:8] PRIGROUP field. | |
| \return Priority grouping field | |
| */ | |
| static __INLINE uint32_t NVIC_GetPriorityGrouping(void) | |
| { | |
| return ((SCB->AIRCR & SCB_AIRCR_PRIGROUP_Msk) >> SCB_AIRCR_PRIGROUP_Pos); /* read priority grouping field */ | |
| } | |
| /** \brief Enable External Interrupt | |
| This function enables a device specific interrupt in the NVIC interrupt controller. | |
| The interrupt number cannot be a negative value. | |
| \param [in] IRQn Number of the external interrupt to enable | |
| */ | |
| static __INLINE void NVIC_EnableIRQ(IRQn_Type IRQn) | |
| { | |
| NVIC->ISER[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* enable interrupt */ | |
| } | |
| /** \brief Disable External Interrupt | |
| This function disables a device specific interrupt in the NVIC interrupt controller. | |
| The interrupt number cannot be a negative value. | |
| \param [in] IRQn Number of the external interrupt to disable | |
| */ | |
| static __INLINE void NVIC_DisableIRQ(IRQn_Type IRQn) | |
| { | |
| NVIC->ICER[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* disable interrupt */ | |
| } | |
| /** \brief Get Pending Interrupt | |
| This function reads the pending register in the NVIC and returns the pending bit | |
| for the specified interrupt. | |
| \param [in] IRQn Number of the interrupt for get pending | |
| \return 0 Interrupt status is not pending | |
| \return 1 Interrupt status is pending | |
| */ | |
| static __INLINE uint32_t NVIC_GetPendingIRQ(IRQn_Type IRQn) | |
| { | |
| return((uint32_t) ((NVIC->ISPR[(uint32_t)(IRQn) >> 5] & (1 << ((uint32_t)(IRQn) & 0x1F)))?1:0)); /* Return 1 if pending else 0 */ | |
| } | |
| /** \brief Set Pending Interrupt | |
| This function sets the pending bit for the specified interrupt. | |
| The interrupt number cannot be a negative value. | |
| \param [in] IRQn Number of the interrupt for set pending | |
| */ | |
| static __INLINE void NVIC_SetPendingIRQ(IRQn_Type IRQn) | |
| { | |
| NVIC->ISPR[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* set interrupt pending */ | |
| } | |
| /** \brief Clear Pending Interrupt | |
| This function clears the pending bit for the specified interrupt. | |
| The interrupt number cannot be a negative value. | |
| \param [in] IRQn Number of the interrupt for clear pending | |
| */ | |
| static __INLINE void NVIC_ClearPendingIRQ(IRQn_Type IRQn) | |
| { | |
| NVIC->ICPR[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* Clear pending interrupt */ | |
| } | |
| /** \brief Get Active Interrupt | |
| This function reads the active register in NVIC and returns the active bit. | |
| \param [in] IRQn Number of the interrupt for get active | |
| \return 0 Interrupt status is not active | |
| \return 1 Interrupt status is active | |
| */ | |
| static __INLINE uint32_t NVIC_GetActive(IRQn_Type IRQn) | |
| { | |
| return((uint32_t)((NVIC->IABR[(uint32_t)(IRQn) >> 5] & (1 << ((uint32_t)(IRQn) & 0x1F)))?1:0)); /* Return 1 if active else 0 */ | |
| } | |
| /** \brief Set Interrupt Priority | |
| This function sets the priority for the specified interrupt. The interrupt | |
| number can be positive to specify an external (device specific) | |
| interrupt, or negative to specify an internal (core) interrupt. | |
| Note: The priority cannot be set for every core interrupt. | |
| \param [in] IRQn Number of the interrupt for set priority | |
| \param [in] priority Priority to set | |
| */ | |
| static __INLINE void NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority) | |
| { | |
| if(IRQn < 0) { | |
| SCB->SHP[((uint32_t)(IRQn) & 0xF)-4] = ((priority << (8 - __NVIC_PRIO_BITS)) & 0xff); } /* set Priority for Cortex-M System Interrupts */ | |
| else { | |
| NVIC->IP[(uint32_t)(IRQn)] = ((priority << (8 - __NVIC_PRIO_BITS)) & 0xff); } /* set Priority for device specific Interrupts */ | |
| } | |
| /** \brief Get Interrupt Priority | |
| This function reads the priority for the specified interrupt. The interrupt | |
| number can be positive to specify an external (device specific) | |
| interrupt, or negative to specify an internal (core) interrupt. | |
| The returned priority value is automatically aligned to the implemented | |
| priority bits of the microcontroller. | |
| \param [in] IRQn Number of the interrupt for get priority | |
| \return Interrupt Priority | |
| */ | |
| static __INLINE uint32_t NVIC_GetPriority(IRQn_Type IRQn) | |
| { | |
| if(IRQn < 0) { | |
| return((uint32_t)(SCB->SHP[((uint32_t)(IRQn) & 0xF)-4] >> (8 - __NVIC_PRIO_BITS))); } /* get priority for Cortex-M system interrupts */ | |
| else { | |
| return((uint32_t)(NVIC->IP[(uint32_t)(IRQn)] >> (8 - __NVIC_PRIO_BITS))); } /* get priority for device specific interrupts */ | |
| } | |
| /** \brief Encode Priority | |
| This function encodes the priority for an interrupt with the given priority group, | |
| preemptive priority value and sub priority value. | |
| In case of a conflict between priority grouping and available | |
| priority bits (__NVIC_PRIO_BITS) the samllest possible priority group is set. | |
| The returned priority value can be used for NVIC_SetPriority(...) function | |
| \param [in] PriorityGroup Used priority group | |
| \param [in] PreemptPriority Preemptive priority value (starting from 0) | |
| \param [in] SubPriority Sub priority value (starting from 0) | |
| \return Encoded priority for the interrupt | |
| */ | |
| static __INLINE uint32_t NVIC_EncodePriority (uint32_t PriorityGroup, uint32_t PreemptPriority, uint32_t SubPriority) | |
| { | |
| uint32_t PriorityGroupTmp = (PriorityGroup & 0x07); /* only values 0..7 are used */ | |
| uint32_t PreemptPriorityBits; | |
| uint32_t SubPriorityBits; | |
| PreemptPriorityBits = ((7 - PriorityGroupTmp) > __NVIC_PRIO_BITS) ? __NVIC_PRIO_BITS : 7 - PriorityGroupTmp; | |
| SubPriorityBits = ((PriorityGroupTmp + __NVIC_PRIO_BITS) < 7) ? 0 : PriorityGroupTmp - 7 + __NVIC_PRIO_BITS; | |
| return ( | |
| ((PreemptPriority & ((1 << (PreemptPriorityBits)) - 1)) << SubPriorityBits) | | |
| ((SubPriority & ((1 << (SubPriorityBits )) - 1))) | |
| ); | |
| } | |
| /** \brief Decode Priority | |
| This function decodes an interrupt priority value with the given priority group to | |
| preemptive priority value and sub priority value. | |
| In case of a conflict between priority grouping and available | |
| priority bits (__NVIC_PRIO_BITS) the samllest possible priority group is set. | |
| The priority value can be retrieved with NVIC_GetPriority(...) function | |
| \param [in] Priority Priority value | |
| \param [in] PriorityGroup Used priority group | |
| \param [out] pPreemptPriority Preemptive priority value (starting from 0) | |
| \param [out] pSubPriority Sub priority value (starting from 0) | |
| */ | |
| static __INLINE void NVIC_DecodePriority (uint32_t Priority, uint32_t PriorityGroup, uint32_t* pPreemptPriority, uint32_t* pSubPriority) | |
| { | |
| uint32_t PriorityGroupTmp = (PriorityGroup & 0x07); /* only values 0..7 are used */ | |
| uint32_t PreemptPriorityBits; | |
| uint32_t SubPriorityBits; | |
| PreemptPriorityBits = ((7 - PriorityGroupTmp) > __NVIC_PRIO_BITS) ? __NVIC_PRIO_BITS : 7 - PriorityGroupTmp; | |
| SubPriorityBits = ((PriorityGroupTmp + __NVIC_PRIO_BITS) < 7) ? 0 : PriorityGroupTmp - 7 + __NVIC_PRIO_BITS; | |
| *pPreemptPriority = (Priority >> SubPriorityBits) & ((1 << (PreemptPriorityBits)) - 1); | |
| *pSubPriority = (Priority ) & ((1 << (SubPriorityBits )) - 1); | |
| } | |
| /** \brief System Reset | |
| This function initiate a system reset request to reset the MCU. | |
| */ | |
| static __INLINE void NVIC_SystemReset(void) | |
| { | |
| __DSB(); /* Ensure all outstanding memory accesses included | |
| buffered write are completed before reset */ | |
| SCB->AIRCR = ((0x5FA << SCB_AIRCR_VECTKEY_Pos) | | |
| (SCB->AIRCR & SCB_AIRCR_PRIGROUP_Msk) | | |
| SCB_AIRCR_SYSRESETREQ_Msk); /* Keep priority group unchanged */ | |
| __DSB(); /* Ensure completion of memory access */ | |
| while(1); /* wait until reset */ | |
| } | |
| /*@} end of CMSIS_Core_NVICFunctions */ | |
| /* ################################## SysTick function ############################################ */ | |
| /** \ingroup CMSIS_Core_FunctionInterface | |
| \defgroup CMSIS_Core_SysTickFunctions CMSIS Core SysTick Functions | |
| @{ | |
| */ | |
| #if (__Vendor_SysTickConfig == 0) | |
| /** \brief System Tick Configuration | |
| This function initialises the system tick timer and its interrupt and start the system tick timer. | |
| Counter is in free running mode to generate periodical interrupts. | |
| \param [in] ticks Number of ticks between two interrupts | |
| \return 0 Function succeeded | |
| \return 1 Function failed | |
| */ | |
| static __INLINE uint32_t SysTick_Config(uint32_t ticks) | |
| { | |
| if (ticks > SysTick_LOAD_RELOAD_Msk) return (1); /* Reload value impossible */ | |
| SysTick->LOAD = (ticks & SysTick_LOAD_RELOAD_Msk) - 1; /* set reload register */ | |
| NVIC_SetPriority (SysTick_IRQn, (1<<__NVIC_PRIO_BITS) - 1); /* set Priority for Cortex-M0 System Interrupts */ | |
| SysTick->VAL = 0; /* Load the SysTick Counter Value */ | |
| SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk | | |
| SysTick_CTRL_TICKINT_Msk | | |
| SysTick_CTRL_ENABLE_Msk; /* Enable SysTick IRQ and SysTick Timer */ | |
| return (0); /* Function successful */ | |
| } | |
| #endif | |
| /*@} end of CMSIS_Core_SysTickFunctions */ | |
| /* ##################################### Debug In/Output function ########################################### */ | |
| /** \ingroup CMSIS_Core_FunctionInterface | |
| \defgroup CMSIS_core_DebugFunctions CMSIS Core Debug Functions | |
| @{ | |
| */ | |
| extern volatile int32_t ITM_RxBuffer; /*!< external variable to receive characters */ | |
| #define ITM_RXBUFFER_EMPTY 0x5AA55AA5 /*!< value identifying ITM_RxBuffer is ready for next character */ | |
| /** \brief ITM Send Character | |
| This function transmits a character via the ITM channel 0. | |
| It just returns when no debugger is connected that has booked the output. | |
| It is blocking when a debugger is connected, but the previous character send is not transmitted. | |
| \param [in] ch Character to transmit | |
| \return Character to transmit | |
| */ | |
| static __INLINE uint32_t ITM_SendChar (uint32_t ch) | |
| { | |
| if ((CoreDebug->DEMCR & CoreDebug_DEMCR_TRCENA_Msk) && /* Trace enabled */ | |
| (ITM->TCR & ITM_TCR_ITMENA_Msk) && /* ITM enabled */ | |
| (ITM->TER & (1UL << 0) ) ) /* ITM Port #0 enabled */ | |
| { | |
| while (ITM->PORT[0].u32 == 0); | |
| ITM->PORT[0].u8 = (uint8_t) ch; | |
| } | |
| return (ch); | |
| } | |
| /** \brief ITM Receive Character | |
| This function inputs a character via external variable ITM_RxBuffer. | |
| It just returns when no debugger is connected that has booked the output. | |
| It is blocking when a debugger is connected, but the previous character send is not transmitted. | |
| \return Received character | |
| \return -1 No character received | |
| */ | |
| static __INLINE int32_t ITM_ReceiveChar (void) { | |
| int32_t ch = -1; /* no character available */ | |
| if (ITM_RxBuffer != ITM_RXBUFFER_EMPTY) { | |
| ch = ITM_RxBuffer; | |
| ITM_RxBuffer = ITM_RXBUFFER_EMPTY; /* ready for next character */ | |
| } | |
| return (ch); | |
| } | |
| /** \brief ITM Check Character | |
| This function checks external variable ITM_RxBuffer whether a character is available or not. | |
| It returns '1' if a character is available and '0' if no character is available. | |
| \return 0 No character available | |
| \return 1 Character available | |
| */ | |
| static __INLINE int32_t ITM_CheckChar (void) { | |
| if (ITM_RxBuffer == ITM_RXBUFFER_EMPTY) { | |
| return (0); /* no character available */ | |
| } else { | |
| return (1); /* character available */ | |
| } | |
| } | |
| /*@} end of CMSIS_core_DebugFunctions */ | |
| #endif /* __CORE_CM3_H_DEPENDANT */ | |
| #endif /* __CMSIS_GENERIC */ | |
| #ifdef __cplusplus | |
| } | |
| #endif |