/**************************************************************************//** | |
* @file core_cm3.h | |
* @brief CMSIS Cortex-M3 Core Peripheral Access Layer Header File | |
* @version V1.40 | |
* @date 16. February 2010 | |
* | |
* @note | |
* Copyright (C) 2009-2010 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 __CORE_CM3_H__ | |
#define __CORE_CM3_H__ | |
/** @addtogroup CMSIS_CM3_core_LintCinfiguration CMSIS CM3 Core Lint Configuration | |
* | |
* List of Lint messages which will be suppressed and not shown: | |
* - not yet checked | |
* . | |
* Note: To re-enable a Message, insert a space before 'lint' * | |
* | |
*/ | |
/** @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 (0x40) /*!< [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 */ | |
#ifndef __NVIC_PRIO_BITS | |
#define __NVIC_PRIO_BITS 4 /*!< standard definition for NVIC Priority Bits */ | |
#endif | |
#include <stdint.h> /* Include standard types */ | |
#if defined ( __CC_ARM ) | |
#define __ASM __asm /*!< asm keyword for ARM Compiler */ | |
#define __INLINE __inline /*!< inline keyword for ARM Compiler */ | |
#define __STATIC_INLINE static __inline | |
#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_ARM_CORE CMSIS ARM Core | |
memory mapped structure for Nested Vectored Interrupt Controller (NVIC) | |
@{ | |
*/ | |
typedef union | |
{ | |
struct | |
{ | |
#if (__CORTEX_M != 0x04) | |
uint32_t _reserved0:27; | |
#else | |
uint32_t _reserved0:16; | |
uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */ | |
uint32_t _reserved1:7; | |
#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; | |
uint32_t w; | |
} APSR_Type; | |
typedef union | |
{ | |
struct | |
{ | |
uint32_t ISR:9; /*!< bit: 00..08 Exception number */ | |
uint32_t _reserved0:23; | |
} b; | |
uint32_t w; | |
} IPSR_Type; | |
typedef union | |
{ | |
struct | |
{ | |
uint32_t ISR:9; /*!< bit: 00..08 Exception number */ | |
#if (__CORTEX_M != 0x04) | |
uint32_t _reserved0:15; | |
#else | |
uint32_t _reserved0:7; | |
uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */ | |
uint32_t _reserved1:4; | |
#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; | |
uint32_t w; | |
} xPSR_Type; | |
typedef union | |
{ | |
struct | |
{ | |
uint32_t nPRIV:1; /*!< bit: 00 Execution privilege in Thread mode */ | |
uint32_t SPSEL:1; /*!< bit: 01 Stack to be used */ | |
uint32_t FPCA:1; /*!< bit: 02 FP extension active flag */ | |
uint32_t _reserved0:29; | |
} b; | |
uint32_t w; | |
} CONTROL_Type; | |
/*@}*/ /* end of group CMSIS_ARM_CORE */ | |
/** @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 */ | |
__IO uint32_t ACTLR; /*!< Offset: 0x08 Auxiliary Control Register */ | |
} 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 | |
/* ########################## Core Instruction Access ######################### */ | |
#include "core_cmInstr.h" | |
/* ########################### Core Function Access ########################### */ | |
#include "core_cmFunc.h" | |
/** @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) | |
{ | |
__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 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 /* __CORE_CM3_H__ */ | |
/*lint -restore */ |