/**************************************************************************//** * @file core_cm3.h * @brief CMSIS Cortex-M3 Core Peripheral Access Layer Header File * @version V1.30 * @date 30. October 2009 * * @note * Copyright (C) 2009 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. * ******************************************************************************/ #ifndef __CM3_CORE_H__ #define __CM3_CORE_H__ /** @addtogroup CMSIS_CM3_core_LintCinfiguration CMSIS CM3 Core Lint Configuration * * List of Lint messages which will be suppressed and not shown: * - Error 10: \n * register uint32_t __regBasePri __asm("basepri"); \n * Error 10: Expecting ';' * . * - Error 530: \n * return(__regBasePri); \n * Warning 530: Symbol '__regBasePri' (line 264) not initialized * . * - Error 550: \n * __regBasePri = (basePri & 0x1ff); \n * Warning 550: Symbol '__regBasePri' (line 271) not accessed * . * - Error 754: \n * uint32_t RESERVED0[24]; \n * Info 754: local structure member '' (line 109, file ./cm3_core.h) not referenced * . * - Error 750: \n * #define __CM3_CORE_H__ \n * Info 750: local macro '__CM3_CORE_H__' (line 43, file./cm3_core.h) not referenced * . * - Error 528: \n * static __INLINE void NVIC_DisableIRQ(uint32_t IRQn) \n * Warning 528: Symbol 'NVIC_DisableIRQ(unsigned int)' (line 419, file ./cm3_core.h) not referenced * . * - Error 751: \n * } InterruptType_Type; \n * Info 751: local typedef 'InterruptType_Type' (line 170, file ./cm3_core.h) not referenced * . * Note: To re-enable a Message, insert a space before 'lint' * * */ /*lint -save */ /*lint -e10 */ /*lint -e530 */ /*lint -e550 */ /*lint -e754 */ /*lint -e750 */ /*lint -e528 */ /*lint -e751 */ /** @addtogroup CMSIS_CM3_core_definitions CM3 Core Definitions This file defines all structures and symbols for CMSIS core: - CMSIS version number - Cortex-M core registers and bitfields - Cortex-M core peripheral base address @{ */ #ifdef __cplusplus extern "C" { #endif #define __CM3_CMSIS_VERSION_MAIN (0x01) /*!< [31:16] CMSIS HAL main version */ #define __CM3_CMSIS_VERSION_SUB (0x30) /*!< [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 */ #include /* Include standard types */ #if defined (__ICCARM__) #include /* IAR Intrinsics */ #endif #ifndef __NVIC_PRIO_BITS #define __NVIC_PRIO_BITS 4 /*!< standard definition for NVIC Priority Bits */ #endif /** * IO definitions * * define 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 */ /******************************************************************************* * Register Abstraction ******************************************************************************/ /** @addtogroup CMSIS_CM3_core_register CMSIS CM3 Core Register @{ */ /** @addtogroup CMSIS_CM3_NVIC CMSIS CM3 NVIC memory mapped structure for Nested Vectored Interrupt Controller (NVIC) @{ */ typedef struct { __IO uint32_t ISER[8]; /*!< Offset: 0x000 Interrupt Set Enable Register */ uint32_t RESERVED0[24]; __IO uint32_t ICER[8]; /*!< Offset: 0x080 Interrupt Clear Enable Register */ uint32_t RSERVED1[24]; __IO uint32_t ISPR[8]; /*!< Offset: 0x100 Interrupt Set Pending Register */ uint32_t RESERVED2[24]; __IO uint32_t ICPR[8]; /*!< Offset: 0x180 Interrupt Clear Pending Register */ uint32_t RESERVED3[24]; __IO uint32_t IABR[8]; /*!< Offset: 0x200 Interrupt Active bit Register */ uint32_t RESERVED4[56]; __IO uint8_t IP[240]; /*!< Offset: 0x300 Interrupt Priority Register (8Bit wide) */ uint32_t RESERVED5[644]; __O uint32_t STIR; /*!< Offset: 0xE00 Software Trigger Interrupt Register */ } NVIC_Type; /*@}*/ /* end of group CMSIS_CM3_NVIC */ /** @addtogroup CMSIS_CM3_SCB CMSIS CM3 SCB memory mapped structure for System Control Block (SCB) @{ */ typedef struct { __I uint32_t CPUID; /*!< Offset: 0x00 CPU ID Base Register */ __IO uint32_t ICSR; /*!< Offset: 0x04 Interrupt Control State Register */ __IO uint32_t VTOR; /*!< Offset: 0x08 Vector Table Offset Register */ __IO uint32_t AIRCR; /*!< Offset: 0x0C Application Interrupt / Reset Control Register */ __IO uint32_t SCR; /*!< Offset: 0x10 System Control Register */ __IO uint32_t CCR; /*!< Offset: 0x14 Configuration Control Register */ __IO uint8_t SHP[12]; /*!< Offset: 0x18 System Handlers Priority Registers (4-7, 8-11, 12-15) */ __IO uint32_t SHCSR; /*!< Offset: 0x24 System Handler Control and State Register */ __IO uint32_t CFSR; /*!< Offset: 0x28 Configurable Fault Status Register */ __IO uint32_t HFSR; /*!< Offset: 0x2C Hard Fault Status Register */ __IO uint32_t DFSR; /*!< Offset: 0x30 Debug Fault Status Register */ __IO uint32_t MMFAR; /*!< Offset: 0x34 Mem Manage Address Register */ __IO uint32_t BFAR; /*!< Offset: 0x38 Bus Fault Address Register */ __IO uint32_t AFSR; /*!< Offset: 0x3C Auxiliary Fault Status Register */ __I uint32_t PFR[2]; /*!< Offset: 0x40 Processor Feature Register */ __I uint32_t DFR; /*!< Offset: 0x48 Debug Feature Register */ __I uint32_t ADR; /*!< Offset: 0x4C Auxiliary Feature Register */ __I uint32_t MMFR[4]; /*!< Offset: 0x50 Memory Model Feature Register */ __I uint32_t ISAR[5]; /*!< Offset: 0x60 ISA Feature 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_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 Interrupt Control State Register Definitions */ #define SCB_VTOR_TBLBASE_Pos 29 /*!< SCB VTOR: TBLBASE Position */ #define SCB_VTOR_TBLBASE_Msk (0x1FFul << 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 */ /* 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_CM3_SCB */ /** @addtogroup CMSIS_CM3_SysTick CMSIS CM3 SysTick memory mapped structure for SysTick @{ */ typedef struct { __IO uint32_t CTRL; /*!< Offset: 0x00 SysTick Control and Status Register */ __IO uint32_t LOAD; /*!< Offset: 0x04 SysTick Reload Value Register */ __IO uint32_t VAL; /*!< Offset: 0x08 SysTick Current Value Register */ __I uint32_t CALIB; /*!< Offset: 0x0C 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_CM3_SysTick */ /** @addtogroup CMSIS_CM3_ITM CMSIS CM3 ITM memory mapped structure for Instrumentation Trace Macrocell (ITM) @{ */ typedef struct { __O union { __O uint8_t u8; /*!< Offset: ITM Stimulus Port 8-bit */ __O uint16_t u16; /*!< Offset: ITM Stimulus Port 16-bit */ __O uint32_t u32; /*!< Offset: ITM Stimulus Port 32-bit */ } PORT [32]; /*!< Offset: 0x00 ITM Stimulus Port Registers */ uint32_t RESERVED0[864]; __IO uint32_t TER; /*!< Offset: ITM Trace Enable Register */ uint32_t RESERVED1[15]; __IO uint32_t TPR; /*!< Offset: ITM Trace Privilege Register */ uint32_t RESERVED2[15]; __IO uint32_t TCR; /*!< Offset: ITM Trace Control Register */ uint32_t RESERVED3[29]; __IO uint32_t IWR; /*!< Offset: ITM Integration Write Register */ __IO uint32_t IRR; /*!< Offset: ITM Integration Read Register */ __IO uint32_t IMCR; /*!< Offset: ITM Integration Mode Control Register */ uint32_t RESERVED4[43]; __IO uint32_t LAR; /*!< Offset: ITM Lock Access Register */ __IO uint32_t LSR; /*!< Offset: ITM Lock Status Register */ uint32_t RESERVED5[6]; __I uint32_t PID4; /*!< Offset: ITM Peripheral Identification Register #4 */ __I uint32_t PID5; /*!< Offset: ITM Peripheral Identification Register #5 */ __I uint32_t PID6; /*!< Offset: ITM Peripheral Identification Register #6 */ __I uint32_t PID7; /*!< Offset: ITM Peripheral Identification Register #7 */ __I uint32_t PID0; /*!< Offset: ITM Peripheral Identification Register #0 */ __I uint32_t PID1; /*!< Offset: ITM Peripheral Identification Register #1 */ __I uint32_t PID2; /*!< Offset: ITM Peripheral Identification Register #2 */ __I uint32_t PID3; /*!< Offset: ITM Peripheral Identification Register #3 */ __I uint32_t CID0; /*!< Offset: ITM Component Identification Register #0 */ __I uint32_t CID1; /*!< Offset: ITM Component Identification Register #1 */ __I uint32_t CID2; /*!< Offset: ITM Component Identification Register #2 */ __I uint32_t CID3; /*!< Offset: ITM Component Identification Register #3 */ } 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_ATBID_Pos 16 /*!< ITM TCR: ATBID Position */ #define ITM_TCR_ATBID_Msk (0x7Ful << ITM_TCR_ATBID_Pos) /*!< ITM TCR: ATBID 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_DWTENA_Pos 3 /*!< ITM TCR: DWTENA Position */ #define ITM_TCR_DWTENA_Msk (1ul << ITM_TCR_DWTENA_Pos) /*!< ITM TCR: DWTENA 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 */ /* ITM Integration Write Register Definitions */ #define ITM_IWR_ATVALIDM_Pos 0 /*!< ITM IWR: ATVALIDM Position */ #define ITM_IWR_ATVALIDM_Msk (1ul << ITM_IWR_ATVALIDM_Pos) /*!< ITM IWR: ATVALIDM Mask */ /* ITM Integration Read Register Definitions */ #define ITM_IRR_ATREADYM_Pos 0 /*!< ITM IRR: ATREADYM Position */ #define ITM_IRR_ATREADYM_Msk (1ul << ITM_IRR_ATREADYM_Pos) /*!< ITM IRR: ATREADYM Mask */ /* ITM Integration Mode Control Register Definitions */ #define ITM_IMCR_INTEGRATION_Pos 0 /*!< ITM IMCR: INTEGRATION Position */ #define ITM_IMCR_INTEGRATION_Msk (1ul << ITM_IMCR_INTEGRATION_Pos) /*!< ITM IMCR: INTEGRATION Mask */ /* ITM Lock Status Register Definitions */ #define ITM_LSR_ByteAcc_Pos 2 /*!< ITM LSR: ByteAcc Position */ #define ITM_LSR_ByteAcc_Msk (1ul << ITM_LSR_ByteAcc_Pos) /*!< ITM LSR: ByteAcc Mask */ #define ITM_LSR_Access_Pos 1 /*!< ITM LSR: Access Position */ #define ITM_LSR_Access_Msk (1ul << ITM_LSR_Access_Pos) /*!< ITM LSR: Access Mask */ #define ITM_LSR_Present_Pos 0 /*!< ITM LSR: Present Position */ #define ITM_LSR_Present_Msk (1ul << ITM_LSR_Present_Pos) /*!< ITM LSR: Present Mask */ /*@}*/ /* end of group CMSIS_CM3_ITM */ /** @addtogroup CMSIS_CM3_InterruptType CMSIS CM3 Interrupt Type memory mapped structure for Interrupt Type @{ */ typedef struct { uint32_t RESERVED0; __I uint32_t ICTR; /*!< Offset: 0x04 Interrupt Control Type Register */ #if ((defined __CM3_REV) && (__CM3_REV >= 0x200)) __IO uint32_t ACTLR; /*!< Offset: 0x08 Auxiliary Control Register */ #else uint32_t RESERVED1; #endif } InterruptType_Type; /* Interrupt Controller Type Register Definitions */ #define InterruptType_ICTR_INTLINESNUM_Pos 0 /*!< InterruptType ICTR: INTLINESNUM Position */ #define InterruptType_ICTR_INTLINESNUM_Msk (0x1Ful << InterruptType_ICTR_INTLINESNUM_Pos) /*!< InterruptType ICTR: INTLINESNUM Mask */ /* Auxiliary Control Register Definitions */ #define InterruptType_ACTLR_DISFOLD_Pos 2 /*!< InterruptType ACTLR: DISFOLD Position */ #define InterruptType_ACTLR_DISFOLD_Msk (1ul << InterruptType_ACTLR_DISFOLD_Pos) /*!< InterruptType ACTLR: DISFOLD Mask */ #define InterruptType_ACTLR_DISDEFWBUF_Pos 1 /*!< InterruptType ACTLR: DISDEFWBUF Position */ #define InterruptType_ACTLR_DISDEFWBUF_Msk (1ul << InterruptType_ACTLR_DISDEFWBUF_Pos) /*!< InterruptType ACTLR: DISDEFWBUF Mask */ #define InterruptType_ACTLR_DISMCYCINT_Pos 0 /*!< InterruptType ACTLR: DISMCYCINT Position */ #define InterruptType_ACTLR_DISMCYCINT_Msk (1ul << InterruptType_ACTLR_DISMCYCINT_Pos) /*!< InterruptType ACTLR: DISMCYCINT Mask */ /*@}*/ /* end of group CMSIS_CM3_InterruptType */ #if defined (__MPU_PRESENT) && (__MPU_PRESENT == 1) /** @addtogroup CMSIS_CM3_MPU CMSIS CM3 MPU memory mapped structure for Memory Protection Unit (MPU) @{ */ typedef struct { __I uint32_t TYPE; /*!< Offset: 0x00 MPU Type Register */ __IO uint32_t CTRL; /*!< Offset: 0x04 MPU Control Register */ __IO uint32_t RNR; /*!< Offset: 0x08 MPU Region RNRber Register */ __IO uint32_t RBAR; /*!< Offset: 0x0C MPU Region Base Address Register */ __IO uint32_t RASR; /*!< Offset: 0x10 MPU Region Attribute and Size Register */ __IO uint32_t RBAR_A1; /*!< Offset: 0x14 MPU Alias 1 Region Base Address Register */ __IO uint32_t RASR_A1; /*!< Offset: 0x18 MPU Alias 1 Region Attribute and Size Register */ __IO uint32_t RBAR_A2; /*!< Offset: 0x1C MPU Alias 2 Region Base Address Register */ __IO uint32_t RASR_A2; /*!< Offset: 0x20 MPU Alias 2 Region Attribute and Size Register */ __IO uint32_t RBAR_A3; /*!< Offset: 0x24 MPU Alias 3 Region Base Address Register */ __IO uint32_t RASR_A3; /*!< Offset: 0x28 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_XN_Pos 28 /*!< MPU RASR: XN Position */ #define MPU_RASR_XN_Msk (1ul << MPU_RASR_XN_Pos) /*!< MPU RASR: XN Mask */ #define MPU_RASR_AP_Pos 24 /*!< MPU RASR: AP Position */ #define MPU_RASR_AP_Msk (7ul << MPU_RASR_AP_Pos) /*!< MPU RASR: AP Mask */ #define MPU_RASR_TEX_Pos 19 /*!< MPU RASR: TEX Position */ #define MPU_RASR_TEX_Msk (7ul << MPU_RASR_TEX_Pos) /*!< MPU RASR: TEX Mask */ #define MPU_RASR_S_Pos 18 /*!< MPU RASR: Shareable bit Position */ #define MPU_RASR_S_Msk (1ul << MPU_RASR_S_Pos) /*!< MPU RASR: Shareable bit Mask */ #define MPU_RASR_C_Pos 17 /*!< MPU RASR: Cacheable bit Position */ #define MPU_RASR_C_Msk (1ul << MPU_RASR_C_Pos) /*!< MPU RASR: Cacheable bit Mask */ #define MPU_RASR_B_Pos 16 /*!< MPU RASR: Bufferable bit Position */ #define MPU_RASR_B_Msk (1ul << MPU_RASR_B_Pos) /*!< MPU RASR: Bufferable bit 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_ENA_Pos 0 /*!< MPU RASR: Region enable bit Position */ #define MPU_RASR_ENA_Msk (0x1Ful << MPU_RASR_ENA_Pos) /*!< MPU RASR: Region enable bit Disable Mask */ /*@}*/ /* end of group CMSIS_CM3_MPU */ #endif /** @addtogroup CMSIS_CM3_CoreDebug CMSIS CM3 Core Debug memory mapped structure for Core Debug Register @{ */ typedef struct { __IO uint32_t DHCSR; /*!< Offset: 0x00 Debug Halting Control and Status Register */ __O uint32_t DCRSR; /*!< Offset: 0x04 Debug Core Register Selector Register */ __IO uint32_t DCRDR; /*!< Offset: 0x08 Debug Core Register Data Register */ __IO uint32_t DEMCR; /*!< Offset: 0x0C 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_CM3_CoreDebug */ /* Memory mapping of Cortex-M3 Hardware */ #define SCS_BASE (0xE000E000) /*!< System Control Space Base Address */ #define ITM_BASE (0xE0000000) /*!< ITM Base Address */ #define CoreDebug_BASE (0xE000EDF0) /*!< Core Debug Base Address */ #define SysTick_BASE (SCS_BASE + 0x0010) /*!< SysTick Base Address */ #define NVIC_BASE (SCS_BASE + 0x0100) /*!< NVIC Base Address */ #define SCB_BASE (SCS_BASE + 0x0D00) /*!< System Control Block Base Address */ #define InterruptType ((InterruptType_Type *) SCS_BASE) /*!< Interrupt Type Register */ #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 defined (__MPU_PRESENT) && (__MPU_PRESENT == 1) #define MPU_BASE (SCS_BASE + 0x0D90) /*!< Memory Protection Unit */ #define MPU ((MPU_Type*) MPU_BASE) /*!< Memory Protection Unit */ #endif /*@}*/ /* end of group CMSIS_CM3_core_register */ /******************************************************************************* * Hardware Abstraction Layer ******************************************************************************/ #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 avaiable 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 /* ################### Compiler specific Intrinsics ########################### */ #if defined ( __CC_ARM ) /*------------------RealView Compiler -----------------*/ /* ARM armcc specific functions */ #define __enable_fault_irq __enable_fiq #define __disable_fault_irq __disable_fiq #define __NOP __nop #define __WFI __wfi #define __WFE __wfe #define __SEV __sev #define __ISB() __isb(0) #define __DSB() __dsb(0) #define __DMB() __dmb(0) #define __REV __rev #define __RBIT __rbit #define __LDREXB(ptr) ((unsigned char ) __ldrex(ptr)) #define __LDREXH(ptr) ((unsigned short) __ldrex(ptr)) #define __LDREXW(ptr) ((unsigned int ) __ldrex(ptr)) #define __STREXB(value, ptr) __strex(value, ptr) #define __STREXH(value, ptr) __strex(value, ptr) #define __STREXW(value, ptr) __strex(value, ptr) /* intrinsic unsigned long long __ldrexd(volatile void *ptr) */ /* intrinsic int __strexd(unsigned long long val, volatile void *ptr) */ /* intrinsic void __enable_irq(); */ /* intrinsic void __disable_irq(); */ /** * @brief Return the Process Stack Pointer * * @return ProcessStackPointer * * Return the actual process stack pointer */ extern uint32_t __get_PSP(void); /** * @brief Set the Process Stack Pointer * * @param topOfProcStack Process Stack Pointer * * Assign the value ProcessStackPointer to the MSP * (process stack pointer) Cortex processor register */ extern void __set_PSP(uint32_t topOfProcStack); /** * @brief Return the Main Stack Pointer * * @return Main Stack Pointer * * Return the current value of the MSP (main stack pointer) * Cortex processor register */ extern uint32_t __get_MSP(void); /** * @brief Set the Main Stack Pointer * * @param topOfMainStack Main Stack Pointer * * Assign the value mainStackPointer to the MSP * (main stack pointer) Cortex processor register */ extern void __set_MSP(uint32_t topOfMainStack); /** * @brief Reverse byte order in unsigned short value * * @param value value to reverse * @return reversed value * * Reverse byte order in unsigned short value */ extern uint32_t __REV16(uint16_t value); /** * @brief Reverse byte order in signed short value with sign extension to integer * * @param value value to reverse * @return reversed value * * Reverse byte order in signed short value with sign extension to integer */ extern int32_t __REVSH(int16_t value); #if (__ARMCC_VERSION < 400000) /** * @brief Remove the exclusive lock created by ldrex * * Removes the exclusive lock which is created by ldrex. */ extern void __CLREX(void); /** * @brief Return the Base Priority value * * @return BasePriority * * Return the content of the base priority register */ extern uint32_t __get_BASEPRI(void); /** * @brief Set the Base Priority value * * @param basePri BasePriority * * Set the base priority register */ extern void __set_BASEPRI(uint32_t basePri); /** * @brief Return the Priority Mask value * * @return PriMask * * Return state of the priority mask bit from the priority mask register */ extern uint32_t __get_PRIMASK(void); /** * @brief Set the Priority Mask value * * @param priMask PriMask * * Set the priority mask bit in the priority mask register */ extern void __set_PRIMASK(uint32_t priMask); /** * @brief Return the Fault Mask value * * @return FaultMask * * Return the content of the fault mask register */ extern uint32_t __get_FAULTMASK(void); /** * @brief Set the Fault Mask value * * @param faultMask faultMask value * * Set the fault mask register */ extern void __set_FAULTMASK(uint32_t faultMask); /** * @brief Return the Control Register value * * @return Control value * * Return the content of the control register */ extern uint32_t __get_CONTROL(void); /** * @brief Set the Control Register value * * @param control Control value * * Set the control register */ extern void __set_CONTROL(uint32_t control); #else /* (__ARMCC_VERSION >= 400000) */ /** * @brief Remove the exclusive lock created by ldrex * * Removes the exclusive lock which is created by ldrex. */ #define __CLREX __clrex /** * @brief Return the Base Priority value * * @return BasePriority * * Return the content of the base priority register */ static __INLINE uint32_t __get_BASEPRI(void) { register uint32_t __regBasePri __ASM("basepri"); return(__regBasePri); } /** * @brief Set the Base Priority value * * @param basePri BasePriority * * Set the base priority register */ static __INLINE void __set_BASEPRI(uint32_t basePri) { register uint32_t __regBasePri __ASM("basepri"); __regBasePri = (basePri & 0xff); } /** * @brief Return the Priority Mask value * * @return PriMask * * Return state of the priority mask bit from the priority mask register */ static __INLINE uint32_t __get_PRIMASK(void) { register uint32_t __regPriMask __ASM("primask"); return(__regPriMask); } /** * @brief Set the Priority Mask value * * @param priMask PriMask * * Set the priority mask bit in the priority mask register */ static __INLINE void __set_PRIMASK(uint32_t priMask) { register uint32_t __regPriMask __ASM("primask"); __regPriMask = (priMask); } /** * @brief Return the Fault Mask value * * @return FaultMask * * Return the content of the fault mask register */ static __INLINE uint32_t __get_FAULTMASK(void) { register uint32_t __regFaultMask __ASM("faultmask"); return(__regFaultMask); } /** * @brief Set the Fault Mask value * * @param faultMask faultMask value * * Set the fault mask register */ static __INLINE void __set_FAULTMASK(uint32_t faultMask) { register uint32_t __regFaultMask __ASM("faultmask"); __regFaultMask = (faultMask & 1); } /** * @brief Return the Control Register value * * @return Control value * * Return the content of the control register */ static __INLINE uint32_t __get_CONTROL(void) { register uint32_t __regControl __ASM("control"); return(__regControl); } /** * @brief Set the Control Register value * * @param control Control value * * Set the control register */ static __INLINE void __set_CONTROL(uint32_t control) { register uint32_t __regControl __ASM("control"); __regControl = control; } #endif /* __ARMCC_VERSION */ #elif (defined (__ICCARM__)) /*------------------ ICC Compiler -------------------*/ /* IAR iccarm specific functions */ #define __enable_irq __enable_interrupt /*!< global Interrupt enable */ #define __disable_irq __disable_interrupt /*!< global Interrupt disable */ static __INLINE void __enable_fault_irq() { __ASM ("cpsie f"); } static __INLINE void __disable_fault_irq() { __ASM ("cpsid f"); } #define __NOP __no_operation /*!< no operation intrinsic in IAR Compiler */ static __INLINE void __WFI() { __ASM ("wfi"); } static __INLINE void __WFE() { __ASM ("wfe"); } static __INLINE void __SEV() { __ASM ("sev"); } static __INLINE void __CLREX() { __ASM ("clrex"); } /* intrinsic void __ISB(void) */ /* intrinsic void __DSB(void) */ /* intrinsic void __DMB(void) */ /* intrinsic void __set_PRIMASK(); */ /* intrinsic void __get_PRIMASK(); */ /* intrinsic void __set_FAULTMASK(); */ /* intrinsic void __get_FAULTMASK(); */ /* intrinsic uint32_t __REV(uint32_t value); */ /* intrinsic uint32_t __REVSH(uint32_t value); */ /* intrinsic unsigned long __STREX(unsigned long, unsigned long); */ /* intrinsic unsigned long __LDREX(unsigned long *); */ /** * @brief Return the Process Stack Pointer * * @return ProcessStackPointer * * Return the actual process stack pointer */ extern uint32_t __get_PSP(void); /** * @brief Set the Process Stack Pointer * * @param topOfProcStack Process Stack Pointer * * Assign the value ProcessStackPointer to the MSP * (process stack pointer) Cortex processor register */ extern void __set_PSP(uint32_t topOfProcStack); /** * @brief Return the Main Stack Pointer * * @return Main Stack Pointer * * Return the current value of the MSP (main stack pointer) * Cortex processor register */ extern uint32_t __get_MSP(void); /** * @brief Set the Main Stack Pointer * * @param topOfMainStack Main Stack Pointer * * Assign the value mainStackPointer to the MSP * (main stack pointer) Cortex processor register */ extern void __set_MSP(uint32_t topOfMainStack); /** * @brief Reverse byte order in unsigned short value * * @param value value to reverse * @return reversed value * * Reverse byte order in unsigned short value */ extern uint32_t __REV16(uint16_t value); /** * @brief Reverse bit order of value * * @param value value to reverse * @return reversed value * * Reverse bit order of value */ extern uint32_t __RBIT(uint32_t value); /** * @brief LDR Exclusive (8 bit) * * @param *addr address pointer * @return value of (*address) * * Exclusive LDR command for 8 bit values) */ extern uint8_t __LDREXB(uint8_t *addr); /** * @brief LDR Exclusive (16 bit) * * @param *addr address pointer * @return value of (*address) * * Exclusive LDR command for 16 bit values */ extern uint16_t __LDREXH(uint16_t *addr); /** * @brief LDR Exclusive (32 bit) * * @param *addr address pointer * @return value of (*address) * * Exclusive LDR command for 32 bit values */ extern uint32_t __LDREXW(uint32_t *addr); /** * @brief STR Exclusive (8 bit) * * @param value value to store * @param *addr address pointer * @return successful / failed * * Exclusive STR command for 8 bit values */ extern uint32_t __STREXB(uint8_t value, uint8_t *addr); /** * @brief STR Exclusive (16 bit) * * @param value value to store * @param *addr address pointer * @return successful / failed * * Exclusive STR command for 16 bit values */ extern uint32_t __STREXH(uint16_t value, uint16_t *addr); /** * @brief STR Exclusive (32 bit) * * @param value value to store * @param *addr address pointer * @return successful / failed * * Exclusive STR command for 32 bit values */ extern uint32_t __STREXW(uint32_t value, uint32_t *addr); #elif (defined (__GNUC__)) /*------------------ GNU Compiler ---------------------*/ /* GNU gcc specific functions */ static __INLINE void __enable_irq() { __ASM volatile ("cpsie i"); } static __INLINE void __disable_irq() { __ASM volatile ("cpsid i"); } static __INLINE void __enable_fault_irq() { __ASM volatile ("cpsie f"); } static __INLINE void __disable_fault_irq() { __ASM volatile ("cpsid f"); } static __INLINE void __NOP() { __ASM volatile ("nop"); } static __INLINE void __WFI() { __ASM volatile ("wfi"); } static __INLINE void __WFE() { __ASM volatile ("wfe"); } static __INLINE void __SEV() { __ASM volatile ("sev"); } static __INLINE void __ISB() { __ASM volatile ("isb"); } static __INLINE void __DSB() { __ASM volatile ("dsb"); } static __INLINE void __DMB() { __ASM volatile ("dmb"); } static __INLINE void __CLREX() { __ASM volatile ("clrex"); } /** * @brief Return the Process Stack Pointer * * @return ProcessStackPointer * * Return the actual process stack pointer */ extern uint32_t __get_PSP(void); /** * @brief Set the Process Stack Pointer * * @param topOfProcStack Process Stack Pointer * * Assign the value ProcessStackPointer to the MSP * (process stack pointer) Cortex processor register */ extern void __set_PSP(uint32_t topOfProcStack); /** * @brief Return the Main Stack Pointer * * @return Main Stack Pointer * * Return the current value of the MSP (main stack pointer) * Cortex processor register */ extern uint32_t __get_MSP(void); /** * @brief Set the Main Stack Pointer * * @param topOfMainStack Main Stack Pointer * * Assign the value mainStackPointer to the MSP * (main stack pointer) Cortex processor register */ extern void __set_MSP(uint32_t topOfMainStack); /** * @brief Return the Base Priority value * * @return BasePriority * * Return the content of the base priority register */ extern uint32_t __get_BASEPRI(void); /** * @brief Set the Base Priority value * * @param basePri BasePriority * * Set the base priority register */ extern void __set_BASEPRI(uint32_t basePri); /** * @brief Return the Priority Mask value * * @return PriMask * * Return state of the priority mask bit from the priority mask register */ extern uint32_t __get_PRIMASK(void); /** * @brief Set the Priority Mask value * * @param priMask PriMask * * Set the priority mask bit in the priority mask register */ extern void __set_PRIMASK(uint32_t priMask); /** * @brief Return the Fault Mask value * * @return FaultMask * * Return the content of the fault mask register */ extern uint32_t __get_FAULTMASK(void); /** * @brief Set the Fault Mask value * * @param faultMask faultMask value * * Set the fault mask register */ extern void __set_FAULTMASK(uint32_t faultMask); /** * @brief Return the Control Register value * * @return Control value * * Return the content of the control register */ extern uint32_t __get_CONTROL(void); /** * @brief Set the Control Register value * * @param control Control value * * Set the control register */ extern void __set_CONTROL(uint32_t control); /** * @brief Reverse byte order in integer value * * @param value value to reverse * @return reversed value * * Reverse byte order in integer value */ extern uint32_t __REV(uint32_t value); /** * @brief Reverse byte order in unsigned short value * * @param value value to reverse * @return reversed value * * Reverse byte order in unsigned short value */ extern uint32_t __REV16(uint16_t value); /** * @brief Reverse byte order in signed short value with sign extension to integer * * @param value value to reverse * @return reversed value * * Reverse byte order in signed short value with sign extension to integer */ extern int32_t __REVSH(int16_t value); /** * @brief Reverse bit order of value * * @param value value to reverse * @return reversed value * * Reverse bit order of value */ extern uint32_t __RBIT(uint32_t value); /** * @brief LDR Exclusive (8 bit) * * @param *addr address pointer * @return value of (*address) * * Exclusive LDR command for 8 bit value */ extern uint8_t __LDREXB(uint8_t *addr); /** * @brief LDR Exclusive (16 bit) * * @param *addr address pointer * @return value of (*address) * * Exclusive LDR command for 16 bit values */ extern uint16_t __LDREXH(uint16_t *addr); /** * @brief LDR Exclusive (32 bit) * * @param *addr address pointer * @return value of (*address) * * Exclusive LDR command for 32 bit values */ extern uint32_t __LDREXW(uint32_t *addr); /** * @brief STR Exclusive (8 bit) * * @param value value to store * @param *addr address pointer * @return successful / failed * * Exclusive STR command for 8 bit values */ extern uint32_t __STREXB(uint8_t value, uint8_t *addr); /** * @brief STR Exclusive (16 bit) * * @param value value to store * @param *addr address pointer * @return successful / failed * * Exclusive STR command for 16 bit values */ extern uint32_t __STREXH(uint16_t value, uint16_t *addr); /** * @brief STR Exclusive (32 bit) * * @param value value to store * @param *addr address pointer * @return successful / failed * * Exclusive STR command for 32 bit values */ extern uint32_t __STREXW(uint32_t value, uint32_t *addr); #elif (defined (__TASKING__)) /*------------------ TASKING Compiler ---------------------*/ /* TASKING carm specific functions */ /* * The CMSIS functions have been implemented as intrinsics in the compiler. * Please use "carm -?i" to get an up to date list of all instrinsics, * Including the CMSIS ones. */ #endif /** @addtogroup CMSIS_CM3_Core_FunctionInterface CMSIS CM3 Core Function Interface Core Function Interface containing: - Core NVIC Functions - Core SysTick Functions - Core Reset Functions */ /*@{*/ /* ########################## NVIC functions #################################### */ /** * @brief Set the Priority Grouping in NVIC Interrupt Controller * * @param PriorityGroup is priority grouping field * * Set the priority grouping field using the required unlock sequence. * The parameter priority_grouping 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. */ static __INLINE void NVIC_SetPriorityGrouping(uint32_t PriorityGroup) { uint32_t reg_value; uint32_t PriorityGroupTmp = (PriorityGroup & 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 | (0x5FA << SCB_AIRCR_VECTKEY_Pos) | (PriorityGroupTmp << 8)); /* Insert write key and priorty group */ SCB->AIRCR = reg_value; } /** * @brief Get the Priority Grouping from NVIC Interrupt Controller * * @return priority grouping field * * Get the priority grouping from NVIC Interrupt Controller. * priority grouping is SCB->AIRCR [10:8] PRIGROUP 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 Interrupt in NVIC Interrupt Controller * * @param IRQn The positive number of the external interrupt to enable * * Enable a device specific interupt in the NVIC interrupt controller. * The interrupt number cannot be a negative value. */ static __INLINE void NVIC_EnableIRQ(IRQn_Type IRQn) { NVIC->ISER[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* enable interrupt */ } /** * @brief Disable the interrupt line for external interrupt specified * * @param IRQn The positive number of the external interrupt to disable * * Disable a device specific interupt in the NVIC interrupt controller. * The interrupt number cannot be a negative value. */ static __INLINE void NVIC_DisableIRQ(IRQn_Type IRQn) { NVIC->ICER[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* disable interrupt */ } /** * @brief Read the interrupt pending bit for a device specific interrupt source * * @param IRQn The number of the device specifc interrupt * @return 1 = interrupt pending, 0 = interrupt not pending * * Read the pending register in NVIC and return 1 if its status is pending, * otherwise it returns 0 */ 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 the pending bit for an external interrupt * * @param IRQn The number of the interrupt for set pending * * Set the pending bit for the specified interrupt. * The interrupt number cannot be a negative value. */ static __INLINE void NVIC_SetPendingIRQ(IRQn_Type IRQn) { NVIC->ISPR[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* set interrupt pending */ } /** * @brief Clear the pending bit for an external interrupt * * @param IRQn The number of the interrupt for clear pending * * Clear the pending bit for the specified interrupt. * The interrupt number cannot be a negative value. */ static __INLINE void NVIC_ClearPendingIRQ(IRQn_Type IRQn) { NVIC->ICPR[((uint32_t)(IRQn) >> 5)] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* Clear pending interrupt */ } /** * @brief Read the active bit for an external interrupt * * @param IRQn The number of the interrupt for read active bit * @return 1 = interrupt active, 0 = interrupt not active * * Read the active register in NVIC and returns 1 if its status is active, * otherwise it returns 0. */ 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 the priority for an interrupt * * @param IRQn The number of the interrupt for set priority * @param priority The priority to set * * Set 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. */ 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-M3 System Interrupts */ else { NVIC->IP[(uint32_t)(IRQn)] = ((priority << (8 - __NVIC_PRIO_BITS)) & 0xff); } /* set Priority for device specific Interrupts */ } /** * @brief Read the priority for an interrupt * * @param IRQn The number of the interrupt for get priority * @return The priority for the interrupt * * Read 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. * * Note: The priority cannot be set for every core interrupt. */ 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-M3 system interrupts */ else { return((uint32_t)(NVIC->IP[(uint32_t)(IRQn)] >> (8 - __NVIC_PRIO_BITS))); } /* get priority for device specific interrupts */ } /** * @brief Encode the priority for an interrupt * * @param PriorityGroup The used priority group * @param PreemptPriority The preemptive priority value (starting from 0) * @param SubPriority The sub priority value (starting from 0) * @return The encoded priority for the interrupt * * Encode 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 */ 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 the priority of an interrupt * * @param Priority The priority for the interrupt * @param PriorityGroup The used priority group * @param pPreemptPriority The preemptive priority value (starting from 0) * @param pSubPriority The sub priority value (starting from 0) * * Decode 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 */ 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); } /* ################################## SysTick function ############################################ */ #if (!defined (__Vendor_SysTickConfig)) || (__Vendor_SysTickConfig == 0) /** * @brief Initialize and start the SysTick counter and its interrupt. * * @param ticks number of ticks between two interrupts * @return 1 = failed, 0 = successful * * Initialise the system tick timer and its interrupt and start the * system tick timer / counter in free running mode to generate * periodical interrupts. */ 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 /* ################################## Reset function ############################################ */ /** * @brief Initiate a system reset request. * * Initiate a system reset request to reset the MCU */ static __INLINE void NVIC_SystemReset(void) { 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 group CMSIS_CM3_Core_FunctionInterface */ /* ##################################### Debug In/Output function ########################################### */ /** @addtogroup CMSIS_CM3_CoreDebugInterface CMSIS CM3 Core Debug Interface Core Debug Interface containing: - Core Debug Receive / Transmit Functions - Core Debug Defines - Core Debug Variables */ /*@{*/ extern volatile int ITM_RxBuffer; /*!< variable to receive characters */ #define ITM_RXBUFFER_EMPTY 0x5AA55AA5 /*!< value identifying ITM_RxBuffer is ready for next character */ /** * @brief Outputs a character via the ITM channel 0 * * @param ch character to output * @return character to output * * The function outputs a character via the ITM channel 0. * The function 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. */ 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 Inputs a character via variable ITM_RxBuffer * * @return received character, -1 = no character received * * The function inputs a character via variable ITM_RxBuffer. * The function 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. */ static __INLINE int ITM_ReceiveChar (void) { int 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 Check if a character via variable ITM_RxBuffer is available * * @return 1 = character available, 0 = no character available * * The function checks variable ITM_RxBuffer whether a character is available or not. * The function returns '1' if a character is available and '0' if no character is available. */ static __INLINE int ITM_CheckChar (void) { if (ITM_RxBuffer == ITM_RXBUFFER_EMPTY) { return (0); /* no character available */ } else { return (1); /* character available */ } } /*@}*/ /* end of group CMSIS_CM3_core_DebugInterface */ #ifdef __cplusplus } #endif /*@}*/ /* end of group CMSIS_CM3_core_definitions */ #endif /* __CM3_CORE_H__ */ /*lint -restore */