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Fork of mbed-dev by
targets/cmsis/core_cm0plus.h@0:9b334a45a8ff, 2015-10-01 (annotated)
- Committer:
- bogdanm
- Date:
- Thu Oct 01 15:25:22 2015 +0300
- Revision:
- 0:9b334a45a8ff
- Child:
- 19:112740acecfa
Initial commit on mbed-dev
Replaces mbed-src (now inactive)
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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bogdanm | 0:9b334a45a8ff | 1 | /**************************************************************************//** |
bogdanm | 0:9b334a45a8ff | 2 | * @file core_cm0plus.h |
bogdanm | 0:9b334a45a8ff | 3 | * @brief CMSIS Cortex-M0+ Core Peripheral Access Layer Header File |
bogdanm | 0:9b334a45a8ff | 4 | * @version V3.20 |
bogdanm | 0:9b334a45a8ff | 5 | * @date 25. February 2013 |
bogdanm | 0:9b334a45a8ff | 6 | * |
bogdanm | 0:9b334a45a8ff | 7 | * @note |
bogdanm | 0:9b334a45a8ff | 8 | * |
bogdanm | 0:9b334a45a8ff | 9 | ******************************************************************************/ |
bogdanm | 0:9b334a45a8ff | 10 | /* Copyright (c) 2009 - 2013 ARM LIMITED |
bogdanm | 0:9b334a45a8ff | 11 | |
bogdanm | 0:9b334a45a8ff | 12 | All rights reserved. |
bogdanm | 0:9b334a45a8ff | 13 | Redistribution and use in source and binary forms, with or without |
bogdanm | 0:9b334a45a8ff | 14 | modification, are permitted provided that the following conditions are met: |
bogdanm | 0:9b334a45a8ff | 15 | - Redistributions of source code must retain the above copyright |
bogdanm | 0:9b334a45a8ff | 16 | notice, this list of conditions and the following disclaimer. |
bogdanm | 0:9b334a45a8ff | 17 | - Redistributions in binary form must reproduce the above copyright |
bogdanm | 0:9b334a45a8ff | 18 | notice, this list of conditions and the following disclaimer in the |
bogdanm | 0:9b334a45a8ff | 19 | documentation and/or other materials provided with the distribution. |
bogdanm | 0:9b334a45a8ff | 20 | - Neither the name of ARM nor the names of its contributors may be used |
bogdanm | 0:9b334a45a8ff | 21 | to endorse or promote products derived from this software without |
bogdanm | 0:9b334a45a8ff | 22 | specific prior written permission. |
bogdanm | 0:9b334a45a8ff | 23 | * |
bogdanm | 0:9b334a45a8ff | 24 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
bogdanm | 0:9b334a45a8ff | 25 | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
bogdanm | 0:9b334a45a8ff | 26 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
bogdanm | 0:9b334a45a8ff | 27 | ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE |
bogdanm | 0:9b334a45a8ff | 28 | LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
bogdanm | 0:9b334a45a8ff | 29 | CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
bogdanm | 0:9b334a45a8ff | 30 | SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
bogdanm | 0:9b334a45a8ff | 31 | INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
bogdanm | 0:9b334a45a8ff | 32 | CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
bogdanm | 0:9b334a45a8ff | 33 | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
bogdanm | 0:9b334a45a8ff | 34 | POSSIBILITY OF SUCH DAMAGE. |
bogdanm | 0:9b334a45a8ff | 35 | ---------------------------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 36 | |
bogdanm | 0:9b334a45a8ff | 37 | |
bogdanm | 0:9b334a45a8ff | 38 | #if defined ( __ICCARM__ ) |
bogdanm | 0:9b334a45a8ff | 39 | #pragma system_include /* treat file as system include file for MISRA check */ |
bogdanm | 0:9b334a45a8ff | 40 | #endif |
bogdanm | 0:9b334a45a8ff | 41 | |
bogdanm | 0:9b334a45a8ff | 42 | #ifdef __cplusplus |
bogdanm | 0:9b334a45a8ff | 43 | extern "C" { |
bogdanm | 0:9b334a45a8ff | 44 | #endif |
bogdanm | 0:9b334a45a8ff | 45 | |
bogdanm | 0:9b334a45a8ff | 46 | #ifndef __CORE_CM0PLUS_H_GENERIC |
bogdanm | 0:9b334a45a8ff | 47 | #define __CORE_CM0PLUS_H_GENERIC |
bogdanm | 0:9b334a45a8ff | 48 | |
bogdanm | 0:9b334a45a8ff | 49 | /** \page CMSIS_MISRA_Exceptions MISRA-C:2004 Compliance Exceptions |
bogdanm | 0:9b334a45a8ff | 50 | CMSIS violates the following MISRA-C:2004 rules: |
bogdanm | 0:9b334a45a8ff | 51 | |
bogdanm | 0:9b334a45a8ff | 52 | \li Required Rule 8.5, object/function definition in header file.<br> |
bogdanm | 0:9b334a45a8ff | 53 | Function definitions in header files are used to allow 'inlining'. |
bogdanm | 0:9b334a45a8ff | 54 | |
bogdanm | 0:9b334a45a8ff | 55 | \li Required Rule 18.4, declaration of union type or object of union type: '{...}'.<br> |
bogdanm | 0:9b334a45a8ff | 56 | Unions are used for effective representation of core registers. |
bogdanm | 0:9b334a45a8ff | 57 | |
bogdanm | 0:9b334a45a8ff | 58 | \li Advisory Rule 19.7, Function-like macro defined.<br> |
bogdanm | 0:9b334a45a8ff | 59 | Function-like macros are used to allow more efficient code. |
bogdanm | 0:9b334a45a8ff | 60 | */ |
bogdanm | 0:9b334a45a8ff | 61 | |
bogdanm | 0:9b334a45a8ff | 62 | |
bogdanm | 0:9b334a45a8ff | 63 | /******************************************************************************* |
bogdanm | 0:9b334a45a8ff | 64 | * CMSIS definitions |
bogdanm | 0:9b334a45a8ff | 65 | ******************************************************************************/ |
bogdanm | 0:9b334a45a8ff | 66 | /** \ingroup Cortex-M0+ |
bogdanm | 0:9b334a45a8ff | 67 | @{ |
bogdanm | 0:9b334a45a8ff | 68 | */ |
bogdanm | 0:9b334a45a8ff | 69 | |
bogdanm | 0:9b334a45a8ff | 70 | /* CMSIS CM0P definitions */ |
bogdanm | 0:9b334a45a8ff | 71 | #define __CM0PLUS_CMSIS_VERSION_MAIN (0x03) /*!< [31:16] CMSIS HAL main version */ |
bogdanm | 0:9b334a45a8ff | 72 | #define __CM0PLUS_CMSIS_VERSION_SUB (0x20) /*!< [15:0] CMSIS HAL sub version */ |
bogdanm | 0:9b334a45a8ff | 73 | #define __CM0PLUS_CMSIS_VERSION ((__CM0PLUS_CMSIS_VERSION_MAIN << 16) | \ |
bogdanm | 0:9b334a45a8ff | 74 | __CM0PLUS_CMSIS_VERSION_SUB) /*!< CMSIS HAL version number */ |
bogdanm | 0:9b334a45a8ff | 75 | |
bogdanm | 0:9b334a45a8ff | 76 | #define __CORTEX_M (0x00) /*!< Cortex-M Core */ |
bogdanm | 0:9b334a45a8ff | 77 | |
bogdanm | 0:9b334a45a8ff | 78 | |
bogdanm | 0:9b334a45a8ff | 79 | #if defined ( __CC_ARM ) |
bogdanm | 0:9b334a45a8ff | 80 | #define __ASM __asm /*!< asm keyword for ARM Compiler */ |
bogdanm | 0:9b334a45a8ff | 81 | #define __INLINE __inline /*!< inline keyword for ARM Compiler */ |
bogdanm | 0:9b334a45a8ff | 82 | #define __STATIC_INLINE static __inline |
bogdanm | 0:9b334a45a8ff | 83 | |
bogdanm | 0:9b334a45a8ff | 84 | #elif defined ( __ICCARM__ ) |
bogdanm | 0:9b334a45a8ff | 85 | #define __ASM __asm /*!< asm keyword for IAR Compiler */ |
bogdanm | 0:9b334a45a8ff | 86 | #define __INLINE inline /*!< inline keyword for IAR Compiler. Only available in High optimization mode! */ |
bogdanm | 0:9b334a45a8ff | 87 | #define __STATIC_INLINE static inline |
bogdanm | 0:9b334a45a8ff | 88 | |
bogdanm | 0:9b334a45a8ff | 89 | #elif defined ( __GNUC__ ) |
bogdanm | 0:9b334a45a8ff | 90 | #define __ASM __asm /*!< asm keyword for GNU Compiler */ |
bogdanm | 0:9b334a45a8ff | 91 | #define __INLINE inline /*!< inline keyword for GNU Compiler */ |
bogdanm | 0:9b334a45a8ff | 92 | #define __STATIC_INLINE static inline |
bogdanm | 0:9b334a45a8ff | 93 | |
bogdanm | 0:9b334a45a8ff | 94 | #elif defined ( __TASKING__ ) |
bogdanm | 0:9b334a45a8ff | 95 | #define __ASM __asm /*!< asm keyword for TASKING Compiler */ |
bogdanm | 0:9b334a45a8ff | 96 | #define __INLINE inline /*!< inline keyword for TASKING Compiler */ |
bogdanm | 0:9b334a45a8ff | 97 | #define __STATIC_INLINE static inline |
bogdanm | 0:9b334a45a8ff | 98 | |
bogdanm | 0:9b334a45a8ff | 99 | #endif |
bogdanm | 0:9b334a45a8ff | 100 | |
bogdanm | 0:9b334a45a8ff | 101 | /** __FPU_USED indicates whether an FPU is used or not. This core does not support an FPU at all |
bogdanm | 0:9b334a45a8ff | 102 | */ |
bogdanm | 0:9b334a45a8ff | 103 | #define __FPU_USED 0 |
bogdanm | 0:9b334a45a8ff | 104 | |
bogdanm | 0:9b334a45a8ff | 105 | #if defined ( __CC_ARM ) |
bogdanm | 0:9b334a45a8ff | 106 | #if defined __TARGET_FPU_VFP |
bogdanm | 0:9b334a45a8ff | 107 | #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" |
bogdanm | 0:9b334a45a8ff | 108 | #endif |
bogdanm | 0:9b334a45a8ff | 109 | |
bogdanm | 0:9b334a45a8ff | 110 | #elif defined ( __ICCARM__ ) |
bogdanm | 0:9b334a45a8ff | 111 | #if defined __ARMVFP__ |
bogdanm | 0:9b334a45a8ff | 112 | #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" |
bogdanm | 0:9b334a45a8ff | 113 | #endif |
bogdanm | 0:9b334a45a8ff | 114 | |
bogdanm | 0:9b334a45a8ff | 115 | #elif defined ( __GNUC__ ) |
bogdanm | 0:9b334a45a8ff | 116 | #if defined (__VFP_FP__) && !defined(__SOFTFP__) |
bogdanm | 0:9b334a45a8ff | 117 | #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" |
bogdanm | 0:9b334a45a8ff | 118 | #endif |
bogdanm | 0:9b334a45a8ff | 119 | |
bogdanm | 0:9b334a45a8ff | 120 | #elif defined ( __TASKING__ ) |
bogdanm | 0:9b334a45a8ff | 121 | #if defined __FPU_VFP__ |
bogdanm | 0:9b334a45a8ff | 122 | #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" |
bogdanm | 0:9b334a45a8ff | 123 | #endif |
bogdanm | 0:9b334a45a8ff | 124 | #endif |
bogdanm | 0:9b334a45a8ff | 125 | |
bogdanm | 0:9b334a45a8ff | 126 | #include <stdint.h> /* standard types definitions */ |
bogdanm | 0:9b334a45a8ff | 127 | #include <core_cmInstr.h> /* Core Instruction Access */ |
bogdanm | 0:9b334a45a8ff | 128 | #include <core_cmFunc.h> /* Core Function Access */ |
bogdanm | 0:9b334a45a8ff | 129 | |
bogdanm | 0:9b334a45a8ff | 130 | #endif /* __CORE_CM0PLUS_H_GENERIC */ |
bogdanm | 0:9b334a45a8ff | 131 | |
bogdanm | 0:9b334a45a8ff | 132 | #ifndef __CMSIS_GENERIC |
bogdanm | 0:9b334a45a8ff | 133 | |
bogdanm | 0:9b334a45a8ff | 134 | #ifndef __CORE_CM0PLUS_H_DEPENDANT |
bogdanm | 0:9b334a45a8ff | 135 | #define __CORE_CM0PLUS_H_DEPENDANT |
bogdanm | 0:9b334a45a8ff | 136 | |
bogdanm | 0:9b334a45a8ff | 137 | /* check device defines and use defaults */ |
bogdanm | 0:9b334a45a8ff | 138 | #if defined __CHECK_DEVICE_DEFINES |
bogdanm | 0:9b334a45a8ff | 139 | #ifndef __CM0PLUS_REV |
bogdanm | 0:9b334a45a8ff | 140 | #define __CM0PLUS_REV 0x0000 |
bogdanm | 0:9b334a45a8ff | 141 | #warning "__CM0PLUS_REV not defined in device header file; using default!" |
bogdanm | 0:9b334a45a8ff | 142 | #endif |
bogdanm | 0:9b334a45a8ff | 143 | |
bogdanm | 0:9b334a45a8ff | 144 | #ifndef __MPU_PRESENT |
bogdanm | 0:9b334a45a8ff | 145 | #define __MPU_PRESENT 0 |
bogdanm | 0:9b334a45a8ff | 146 | #warning "__MPU_PRESENT not defined in device header file; using default!" |
bogdanm | 0:9b334a45a8ff | 147 | #endif |
bogdanm | 0:9b334a45a8ff | 148 | |
bogdanm | 0:9b334a45a8ff | 149 | #ifndef __VTOR_PRESENT |
bogdanm | 0:9b334a45a8ff | 150 | #define __VTOR_PRESENT 0 |
bogdanm | 0:9b334a45a8ff | 151 | #warning "__VTOR_PRESENT not defined in device header file; using default!" |
bogdanm | 0:9b334a45a8ff | 152 | #endif |
bogdanm | 0:9b334a45a8ff | 153 | |
bogdanm | 0:9b334a45a8ff | 154 | #ifndef __NVIC_PRIO_BITS |
bogdanm | 0:9b334a45a8ff | 155 | #define __NVIC_PRIO_BITS 2 |
bogdanm | 0:9b334a45a8ff | 156 | #warning "__NVIC_PRIO_BITS not defined in device header file; using default!" |
bogdanm | 0:9b334a45a8ff | 157 | #endif |
bogdanm | 0:9b334a45a8ff | 158 | |
bogdanm | 0:9b334a45a8ff | 159 | #ifndef __Vendor_SysTickConfig |
bogdanm | 0:9b334a45a8ff | 160 | #define __Vendor_SysTickConfig 0 |
bogdanm | 0:9b334a45a8ff | 161 | #warning "__Vendor_SysTickConfig not defined in device header file; using default!" |
bogdanm | 0:9b334a45a8ff | 162 | #endif |
bogdanm | 0:9b334a45a8ff | 163 | #endif |
bogdanm | 0:9b334a45a8ff | 164 | |
bogdanm | 0:9b334a45a8ff | 165 | /* IO definitions (access restrictions to peripheral registers) */ |
bogdanm | 0:9b334a45a8ff | 166 | /** |
bogdanm | 0:9b334a45a8ff | 167 | \defgroup CMSIS_glob_defs CMSIS Global Defines |
bogdanm | 0:9b334a45a8ff | 168 | |
bogdanm | 0:9b334a45a8ff | 169 | <strong>IO Type Qualifiers</strong> are used |
bogdanm | 0:9b334a45a8ff | 170 | \li to specify the access to peripheral variables. |
bogdanm | 0:9b334a45a8ff | 171 | \li for automatic generation of peripheral register debug information. |
bogdanm | 0:9b334a45a8ff | 172 | */ |
bogdanm | 0:9b334a45a8ff | 173 | #ifdef __cplusplus |
bogdanm | 0:9b334a45a8ff | 174 | #define __I volatile /*!< Defines 'read only' permissions */ |
bogdanm | 0:9b334a45a8ff | 175 | #else |
bogdanm | 0:9b334a45a8ff | 176 | #define __I volatile const /*!< Defines 'read only' permissions */ |
bogdanm | 0:9b334a45a8ff | 177 | #endif |
bogdanm | 0:9b334a45a8ff | 178 | #define __O volatile /*!< Defines 'write only' permissions */ |
bogdanm | 0:9b334a45a8ff | 179 | #define __IO volatile /*!< Defines 'read / write' permissions */ |
bogdanm | 0:9b334a45a8ff | 180 | |
bogdanm | 0:9b334a45a8ff | 181 | /*@} end of group Cortex-M0+ */ |
bogdanm | 0:9b334a45a8ff | 182 | |
bogdanm | 0:9b334a45a8ff | 183 | |
bogdanm | 0:9b334a45a8ff | 184 | |
bogdanm | 0:9b334a45a8ff | 185 | /******************************************************************************* |
bogdanm | 0:9b334a45a8ff | 186 | * Register Abstraction |
bogdanm | 0:9b334a45a8ff | 187 | Core Register contain: |
bogdanm | 0:9b334a45a8ff | 188 | - Core Register |
bogdanm | 0:9b334a45a8ff | 189 | - Core NVIC Register |
bogdanm | 0:9b334a45a8ff | 190 | - Core SCB Register |
bogdanm | 0:9b334a45a8ff | 191 | - Core SysTick Register |
bogdanm | 0:9b334a45a8ff | 192 | - Core MPU Register |
bogdanm | 0:9b334a45a8ff | 193 | ******************************************************************************/ |
bogdanm | 0:9b334a45a8ff | 194 | /** \defgroup CMSIS_core_register Defines and Type Definitions |
bogdanm | 0:9b334a45a8ff | 195 | \brief Type definitions and defines for Cortex-M processor based devices. |
bogdanm | 0:9b334a45a8ff | 196 | */ |
bogdanm | 0:9b334a45a8ff | 197 | |
bogdanm | 0:9b334a45a8ff | 198 | /** \ingroup CMSIS_core_register |
bogdanm | 0:9b334a45a8ff | 199 | \defgroup CMSIS_CORE Status and Control Registers |
bogdanm | 0:9b334a45a8ff | 200 | \brief Core Register type definitions. |
bogdanm | 0:9b334a45a8ff | 201 | @{ |
bogdanm | 0:9b334a45a8ff | 202 | */ |
bogdanm | 0:9b334a45a8ff | 203 | |
bogdanm | 0:9b334a45a8ff | 204 | /** \brief Union type to access the Application Program Status Register (APSR). |
bogdanm | 0:9b334a45a8ff | 205 | */ |
bogdanm | 0:9b334a45a8ff | 206 | typedef union |
bogdanm | 0:9b334a45a8ff | 207 | { |
bogdanm | 0:9b334a45a8ff | 208 | struct |
bogdanm | 0:9b334a45a8ff | 209 | { |
bogdanm | 0:9b334a45a8ff | 210 | #if (__CORTEX_M != 0x04) |
bogdanm | 0:9b334a45a8ff | 211 | uint32_t _reserved0:27; /*!< bit: 0..26 Reserved */ |
bogdanm | 0:9b334a45a8ff | 212 | #else |
bogdanm | 0:9b334a45a8ff | 213 | uint32_t _reserved0:16; /*!< bit: 0..15 Reserved */ |
bogdanm | 0:9b334a45a8ff | 214 | uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */ |
bogdanm | 0:9b334a45a8ff | 215 | uint32_t _reserved1:7; /*!< bit: 20..26 Reserved */ |
bogdanm | 0:9b334a45a8ff | 216 | #endif |
bogdanm | 0:9b334a45a8ff | 217 | uint32_t Q:1; /*!< bit: 27 Saturation condition flag */ |
bogdanm | 0:9b334a45a8ff | 218 | uint32_t V:1; /*!< bit: 28 Overflow condition code flag */ |
bogdanm | 0:9b334a45a8ff | 219 | uint32_t C:1; /*!< bit: 29 Carry condition code flag */ |
bogdanm | 0:9b334a45a8ff | 220 | uint32_t Z:1; /*!< bit: 30 Zero condition code flag */ |
bogdanm | 0:9b334a45a8ff | 221 | uint32_t N:1; /*!< bit: 31 Negative condition code flag */ |
bogdanm | 0:9b334a45a8ff | 222 | } b; /*!< Structure used for bit access */ |
bogdanm | 0:9b334a45a8ff | 223 | uint32_t w; /*!< Type used for word access */ |
bogdanm | 0:9b334a45a8ff | 224 | } APSR_Type; |
bogdanm | 0:9b334a45a8ff | 225 | |
bogdanm | 0:9b334a45a8ff | 226 | |
bogdanm | 0:9b334a45a8ff | 227 | /** \brief Union type to access the Interrupt Program Status Register (IPSR). |
bogdanm | 0:9b334a45a8ff | 228 | */ |
bogdanm | 0:9b334a45a8ff | 229 | typedef union |
bogdanm | 0:9b334a45a8ff | 230 | { |
bogdanm | 0:9b334a45a8ff | 231 | struct |
bogdanm | 0:9b334a45a8ff | 232 | { |
bogdanm | 0:9b334a45a8ff | 233 | uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */ |
bogdanm | 0:9b334a45a8ff | 234 | uint32_t _reserved0:23; /*!< bit: 9..31 Reserved */ |
bogdanm | 0:9b334a45a8ff | 235 | } b; /*!< Structure used for bit access */ |
bogdanm | 0:9b334a45a8ff | 236 | uint32_t w; /*!< Type used for word access */ |
bogdanm | 0:9b334a45a8ff | 237 | } IPSR_Type; |
bogdanm | 0:9b334a45a8ff | 238 | |
bogdanm | 0:9b334a45a8ff | 239 | |
bogdanm | 0:9b334a45a8ff | 240 | /** \brief Union type to access the Special-Purpose Program Status Registers (xPSR). |
bogdanm | 0:9b334a45a8ff | 241 | */ |
bogdanm | 0:9b334a45a8ff | 242 | typedef union |
bogdanm | 0:9b334a45a8ff | 243 | { |
bogdanm | 0:9b334a45a8ff | 244 | struct |
bogdanm | 0:9b334a45a8ff | 245 | { |
bogdanm | 0:9b334a45a8ff | 246 | uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */ |
bogdanm | 0:9b334a45a8ff | 247 | #if (__CORTEX_M != 0x04) |
bogdanm | 0:9b334a45a8ff | 248 | uint32_t _reserved0:15; /*!< bit: 9..23 Reserved */ |
bogdanm | 0:9b334a45a8ff | 249 | #else |
bogdanm | 0:9b334a45a8ff | 250 | uint32_t _reserved0:7; /*!< bit: 9..15 Reserved */ |
bogdanm | 0:9b334a45a8ff | 251 | uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */ |
bogdanm | 0:9b334a45a8ff | 252 | uint32_t _reserved1:4; /*!< bit: 20..23 Reserved */ |
bogdanm | 0:9b334a45a8ff | 253 | #endif |
bogdanm | 0:9b334a45a8ff | 254 | uint32_t T:1; /*!< bit: 24 Thumb bit (read 0) */ |
bogdanm | 0:9b334a45a8ff | 255 | uint32_t IT:2; /*!< bit: 25..26 saved IT state (read 0) */ |
bogdanm | 0:9b334a45a8ff | 256 | uint32_t Q:1; /*!< bit: 27 Saturation condition flag */ |
bogdanm | 0:9b334a45a8ff | 257 | uint32_t V:1; /*!< bit: 28 Overflow condition code flag */ |
bogdanm | 0:9b334a45a8ff | 258 | uint32_t C:1; /*!< bit: 29 Carry condition code flag */ |
bogdanm | 0:9b334a45a8ff | 259 | uint32_t Z:1; /*!< bit: 30 Zero condition code flag */ |
bogdanm | 0:9b334a45a8ff | 260 | uint32_t N:1; /*!< bit: 31 Negative condition code flag */ |
bogdanm | 0:9b334a45a8ff | 261 | } b; /*!< Structure used for bit access */ |
bogdanm | 0:9b334a45a8ff | 262 | uint32_t w; /*!< Type used for word access */ |
bogdanm | 0:9b334a45a8ff | 263 | } xPSR_Type; |
bogdanm | 0:9b334a45a8ff | 264 | |
bogdanm | 0:9b334a45a8ff | 265 | |
bogdanm | 0:9b334a45a8ff | 266 | /** \brief Union type to access the Control Registers (CONTROL). |
bogdanm | 0:9b334a45a8ff | 267 | */ |
bogdanm | 0:9b334a45a8ff | 268 | typedef union |
bogdanm | 0:9b334a45a8ff | 269 | { |
bogdanm | 0:9b334a45a8ff | 270 | struct |
bogdanm | 0:9b334a45a8ff | 271 | { |
bogdanm | 0:9b334a45a8ff | 272 | uint32_t nPRIV:1; /*!< bit: 0 Execution privilege in Thread mode */ |
bogdanm | 0:9b334a45a8ff | 273 | uint32_t SPSEL:1; /*!< bit: 1 Stack to be used */ |
bogdanm | 0:9b334a45a8ff | 274 | uint32_t FPCA:1; /*!< bit: 2 FP extension active flag */ |
bogdanm | 0:9b334a45a8ff | 275 | uint32_t _reserved0:29; /*!< bit: 3..31 Reserved */ |
bogdanm | 0:9b334a45a8ff | 276 | } b; /*!< Structure used for bit access */ |
bogdanm | 0:9b334a45a8ff | 277 | uint32_t w; /*!< Type used for word access */ |
bogdanm | 0:9b334a45a8ff | 278 | } CONTROL_Type; |
bogdanm | 0:9b334a45a8ff | 279 | |
bogdanm | 0:9b334a45a8ff | 280 | /*@} end of group CMSIS_CORE */ |
bogdanm | 0:9b334a45a8ff | 281 | |
bogdanm | 0:9b334a45a8ff | 282 | |
bogdanm | 0:9b334a45a8ff | 283 | /** \ingroup CMSIS_core_register |
bogdanm | 0:9b334a45a8ff | 284 | \defgroup CMSIS_NVIC Nested Vectored Interrupt Controller (NVIC) |
bogdanm | 0:9b334a45a8ff | 285 | \brief Type definitions for the NVIC Registers |
bogdanm | 0:9b334a45a8ff | 286 | @{ |
bogdanm | 0:9b334a45a8ff | 287 | */ |
bogdanm | 0:9b334a45a8ff | 288 | |
bogdanm | 0:9b334a45a8ff | 289 | /** \brief Structure type to access the Nested Vectored Interrupt Controller (NVIC). |
bogdanm | 0:9b334a45a8ff | 290 | */ |
bogdanm | 0:9b334a45a8ff | 291 | typedef struct |
bogdanm | 0:9b334a45a8ff | 292 | { |
bogdanm | 0:9b334a45a8ff | 293 | __IO uint32_t ISER[1]; /*!< Offset: 0x000 (R/W) Interrupt Set Enable Register */ |
bogdanm | 0:9b334a45a8ff | 294 | uint32_t RESERVED0[31]; |
bogdanm | 0:9b334a45a8ff | 295 | __IO uint32_t ICER[1]; /*!< Offset: 0x080 (R/W) Interrupt Clear Enable Register */ |
bogdanm | 0:9b334a45a8ff | 296 | uint32_t RSERVED1[31]; |
bogdanm | 0:9b334a45a8ff | 297 | __IO uint32_t ISPR[1]; /*!< Offset: 0x100 (R/W) Interrupt Set Pending Register */ |
bogdanm | 0:9b334a45a8ff | 298 | uint32_t RESERVED2[31]; |
bogdanm | 0:9b334a45a8ff | 299 | __IO uint32_t ICPR[1]; /*!< Offset: 0x180 (R/W) Interrupt Clear Pending Register */ |
bogdanm | 0:9b334a45a8ff | 300 | uint32_t RESERVED3[31]; |
bogdanm | 0:9b334a45a8ff | 301 | uint32_t RESERVED4[64]; |
bogdanm | 0:9b334a45a8ff | 302 | __IO uint32_t IP[8]; /*!< Offset: 0x300 (R/W) Interrupt Priority Register */ |
bogdanm | 0:9b334a45a8ff | 303 | } NVIC_Type; |
bogdanm | 0:9b334a45a8ff | 304 | |
bogdanm | 0:9b334a45a8ff | 305 | /*@} end of group CMSIS_NVIC */ |
bogdanm | 0:9b334a45a8ff | 306 | |
bogdanm | 0:9b334a45a8ff | 307 | |
bogdanm | 0:9b334a45a8ff | 308 | /** \ingroup CMSIS_core_register |
bogdanm | 0:9b334a45a8ff | 309 | \defgroup CMSIS_SCB System Control Block (SCB) |
bogdanm | 0:9b334a45a8ff | 310 | \brief Type definitions for the System Control Block Registers |
bogdanm | 0:9b334a45a8ff | 311 | @{ |
bogdanm | 0:9b334a45a8ff | 312 | */ |
bogdanm | 0:9b334a45a8ff | 313 | |
bogdanm | 0:9b334a45a8ff | 314 | /** \brief Structure type to access the System Control Block (SCB). |
bogdanm | 0:9b334a45a8ff | 315 | */ |
bogdanm | 0:9b334a45a8ff | 316 | typedef struct |
bogdanm | 0:9b334a45a8ff | 317 | { |
bogdanm | 0:9b334a45a8ff | 318 | __I uint32_t CPUID; /*!< Offset: 0x000 (R/ ) CPUID Base Register */ |
bogdanm | 0:9b334a45a8ff | 319 | __IO uint32_t ICSR; /*!< Offset: 0x004 (R/W) Interrupt Control and State Register */ |
bogdanm | 0:9b334a45a8ff | 320 | #if (__VTOR_PRESENT == 1) |
bogdanm | 0:9b334a45a8ff | 321 | __IO uint32_t VTOR; /*!< Offset: 0x008 (R/W) Vector Table Offset Register */ |
bogdanm | 0:9b334a45a8ff | 322 | #else |
bogdanm | 0:9b334a45a8ff | 323 | uint32_t RESERVED0; |
bogdanm | 0:9b334a45a8ff | 324 | #endif |
bogdanm | 0:9b334a45a8ff | 325 | __IO uint32_t AIRCR; /*!< Offset: 0x00C (R/W) Application Interrupt and Reset Control Register */ |
bogdanm | 0:9b334a45a8ff | 326 | __IO uint32_t SCR; /*!< Offset: 0x010 (R/W) System Control Register */ |
bogdanm | 0:9b334a45a8ff | 327 | __IO uint32_t CCR; /*!< Offset: 0x014 (R/W) Configuration Control Register */ |
bogdanm | 0:9b334a45a8ff | 328 | uint32_t RESERVED1; |
bogdanm | 0:9b334a45a8ff | 329 | __IO uint32_t SHP[2]; /*!< Offset: 0x01C (R/W) System Handlers Priority Registers. [0] is RESERVED */ |
bogdanm | 0:9b334a45a8ff | 330 | __IO uint32_t SHCSR; /*!< Offset: 0x024 (R/W) System Handler Control and State Register */ |
bogdanm | 0:9b334a45a8ff | 331 | } SCB_Type; |
bogdanm | 0:9b334a45a8ff | 332 | |
bogdanm | 0:9b334a45a8ff | 333 | /* SCB CPUID Register Definitions */ |
bogdanm | 0:9b334a45a8ff | 334 | #define SCB_CPUID_IMPLEMENTER_Pos 24 /*!< SCB CPUID: IMPLEMENTER Position */ |
bogdanm | 0:9b334a45a8ff | 335 | #define SCB_CPUID_IMPLEMENTER_Msk (0xFFUL << SCB_CPUID_IMPLEMENTER_Pos) /*!< SCB CPUID: IMPLEMENTER Mask */ |
bogdanm | 0:9b334a45a8ff | 336 | |
bogdanm | 0:9b334a45a8ff | 337 | #define SCB_CPUID_VARIANT_Pos 20 /*!< SCB CPUID: VARIANT Position */ |
bogdanm | 0:9b334a45a8ff | 338 | #define SCB_CPUID_VARIANT_Msk (0xFUL << SCB_CPUID_VARIANT_Pos) /*!< SCB CPUID: VARIANT Mask */ |
bogdanm | 0:9b334a45a8ff | 339 | |
bogdanm | 0:9b334a45a8ff | 340 | #define SCB_CPUID_ARCHITECTURE_Pos 16 /*!< SCB CPUID: ARCHITECTURE Position */ |
bogdanm | 0:9b334a45a8ff | 341 | #define SCB_CPUID_ARCHITECTURE_Msk (0xFUL << SCB_CPUID_ARCHITECTURE_Pos) /*!< SCB CPUID: ARCHITECTURE Mask */ |
bogdanm | 0:9b334a45a8ff | 342 | |
bogdanm | 0:9b334a45a8ff | 343 | #define SCB_CPUID_PARTNO_Pos 4 /*!< SCB CPUID: PARTNO Position */ |
bogdanm | 0:9b334a45a8ff | 344 | #define SCB_CPUID_PARTNO_Msk (0xFFFUL << SCB_CPUID_PARTNO_Pos) /*!< SCB CPUID: PARTNO Mask */ |
bogdanm | 0:9b334a45a8ff | 345 | |
bogdanm | 0:9b334a45a8ff | 346 | #define SCB_CPUID_REVISION_Pos 0 /*!< SCB CPUID: REVISION Position */ |
bogdanm | 0:9b334a45a8ff | 347 | #define SCB_CPUID_REVISION_Msk (0xFUL << SCB_CPUID_REVISION_Pos) /*!< SCB CPUID: REVISION Mask */ |
bogdanm | 0:9b334a45a8ff | 348 | |
bogdanm | 0:9b334a45a8ff | 349 | /* SCB Interrupt Control State Register Definitions */ |
bogdanm | 0:9b334a45a8ff | 350 | #define SCB_ICSR_NMIPENDSET_Pos 31 /*!< SCB ICSR: NMIPENDSET Position */ |
bogdanm | 0:9b334a45a8ff | 351 | #define SCB_ICSR_NMIPENDSET_Msk (1UL << SCB_ICSR_NMIPENDSET_Pos) /*!< SCB ICSR: NMIPENDSET Mask */ |
bogdanm | 0:9b334a45a8ff | 352 | |
bogdanm | 0:9b334a45a8ff | 353 | #define SCB_ICSR_PENDSVSET_Pos 28 /*!< SCB ICSR: PENDSVSET Position */ |
bogdanm | 0:9b334a45a8ff | 354 | #define SCB_ICSR_PENDSVSET_Msk (1UL << SCB_ICSR_PENDSVSET_Pos) /*!< SCB ICSR: PENDSVSET Mask */ |
bogdanm | 0:9b334a45a8ff | 355 | |
bogdanm | 0:9b334a45a8ff | 356 | #define SCB_ICSR_PENDSVCLR_Pos 27 /*!< SCB ICSR: PENDSVCLR Position */ |
bogdanm | 0:9b334a45a8ff | 357 | #define SCB_ICSR_PENDSVCLR_Msk (1UL << SCB_ICSR_PENDSVCLR_Pos) /*!< SCB ICSR: PENDSVCLR Mask */ |
bogdanm | 0:9b334a45a8ff | 358 | |
bogdanm | 0:9b334a45a8ff | 359 | #define SCB_ICSR_PENDSTSET_Pos 26 /*!< SCB ICSR: PENDSTSET Position */ |
bogdanm | 0:9b334a45a8ff | 360 | #define SCB_ICSR_PENDSTSET_Msk (1UL << SCB_ICSR_PENDSTSET_Pos) /*!< SCB ICSR: PENDSTSET Mask */ |
bogdanm | 0:9b334a45a8ff | 361 | |
bogdanm | 0:9b334a45a8ff | 362 | #define SCB_ICSR_PENDSTCLR_Pos 25 /*!< SCB ICSR: PENDSTCLR Position */ |
bogdanm | 0:9b334a45a8ff | 363 | #define SCB_ICSR_PENDSTCLR_Msk (1UL << SCB_ICSR_PENDSTCLR_Pos) /*!< SCB ICSR: PENDSTCLR Mask */ |
bogdanm | 0:9b334a45a8ff | 364 | |
bogdanm | 0:9b334a45a8ff | 365 | #define SCB_ICSR_ISRPREEMPT_Pos 23 /*!< SCB ICSR: ISRPREEMPT Position */ |
bogdanm | 0:9b334a45a8ff | 366 | #define SCB_ICSR_ISRPREEMPT_Msk (1UL << SCB_ICSR_ISRPREEMPT_Pos) /*!< SCB ICSR: ISRPREEMPT Mask */ |
bogdanm | 0:9b334a45a8ff | 367 | |
bogdanm | 0:9b334a45a8ff | 368 | #define SCB_ICSR_ISRPENDING_Pos 22 /*!< SCB ICSR: ISRPENDING Position */ |
bogdanm | 0:9b334a45a8ff | 369 | #define SCB_ICSR_ISRPENDING_Msk (1UL << SCB_ICSR_ISRPENDING_Pos) /*!< SCB ICSR: ISRPENDING Mask */ |
bogdanm | 0:9b334a45a8ff | 370 | |
bogdanm | 0:9b334a45a8ff | 371 | #define SCB_ICSR_VECTPENDING_Pos 12 /*!< SCB ICSR: VECTPENDING Position */ |
bogdanm | 0:9b334a45a8ff | 372 | #define SCB_ICSR_VECTPENDING_Msk (0x1FFUL << SCB_ICSR_VECTPENDING_Pos) /*!< SCB ICSR: VECTPENDING Mask */ |
bogdanm | 0:9b334a45a8ff | 373 | |
bogdanm | 0:9b334a45a8ff | 374 | #define SCB_ICSR_VECTACTIVE_Pos 0 /*!< SCB ICSR: VECTACTIVE Position */ |
bogdanm | 0:9b334a45a8ff | 375 | #define SCB_ICSR_VECTACTIVE_Msk (0x1FFUL << SCB_ICSR_VECTACTIVE_Pos) /*!< SCB ICSR: VECTACTIVE Mask */ |
bogdanm | 0:9b334a45a8ff | 376 | |
bogdanm | 0:9b334a45a8ff | 377 | #if (__VTOR_PRESENT == 1) |
bogdanm | 0:9b334a45a8ff | 378 | /* SCB Interrupt Control State Register Definitions */ |
bogdanm | 0:9b334a45a8ff | 379 | #define SCB_VTOR_TBLOFF_Pos 8 /*!< SCB VTOR: TBLOFF Position */ |
bogdanm | 0:9b334a45a8ff | 380 | #define SCB_VTOR_TBLOFF_Msk (0xFFFFFFUL << SCB_VTOR_TBLOFF_Pos) /*!< SCB VTOR: TBLOFF Mask */ |
bogdanm | 0:9b334a45a8ff | 381 | #endif |
bogdanm | 0:9b334a45a8ff | 382 | |
bogdanm | 0:9b334a45a8ff | 383 | /* SCB Application Interrupt and Reset Control Register Definitions */ |
bogdanm | 0:9b334a45a8ff | 384 | #define SCB_AIRCR_VECTKEY_Pos 16 /*!< SCB AIRCR: VECTKEY Position */ |
bogdanm | 0:9b334a45a8ff | 385 | #define SCB_AIRCR_VECTKEY_Msk (0xFFFFUL << SCB_AIRCR_VECTKEY_Pos) /*!< SCB AIRCR: VECTKEY Mask */ |
bogdanm | 0:9b334a45a8ff | 386 | |
bogdanm | 0:9b334a45a8ff | 387 | #define SCB_AIRCR_VECTKEYSTAT_Pos 16 /*!< SCB AIRCR: VECTKEYSTAT Position */ |
bogdanm | 0:9b334a45a8ff | 388 | #define SCB_AIRCR_VECTKEYSTAT_Msk (0xFFFFUL << SCB_AIRCR_VECTKEYSTAT_Pos) /*!< SCB AIRCR: VECTKEYSTAT Mask */ |
bogdanm | 0:9b334a45a8ff | 389 | |
bogdanm | 0:9b334a45a8ff | 390 | #define SCB_AIRCR_ENDIANESS_Pos 15 /*!< SCB AIRCR: ENDIANESS Position */ |
bogdanm | 0:9b334a45a8ff | 391 | #define SCB_AIRCR_ENDIANESS_Msk (1UL << SCB_AIRCR_ENDIANESS_Pos) /*!< SCB AIRCR: ENDIANESS Mask */ |
bogdanm | 0:9b334a45a8ff | 392 | |
bogdanm | 0:9b334a45a8ff | 393 | #define SCB_AIRCR_SYSRESETREQ_Pos 2 /*!< SCB AIRCR: SYSRESETREQ Position */ |
bogdanm | 0:9b334a45a8ff | 394 | #define SCB_AIRCR_SYSRESETREQ_Msk (1UL << SCB_AIRCR_SYSRESETREQ_Pos) /*!< SCB AIRCR: SYSRESETREQ Mask */ |
bogdanm | 0:9b334a45a8ff | 395 | |
bogdanm | 0:9b334a45a8ff | 396 | #define SCB_AIRCR_VECTCLRACTIVE_Pos 1 /*!< SCB AIRCR: VECTCLRACTIVE Position */ |
bogdanm | 0:9b334a45a8ff | 397 | #define SCB_AIRCR_VECTCLRACTIVE_Msk (1UL << SCB_AIRCR_VECTCLRACTIVE_Pos) /*!< SCB AIRCR: VECTCLRACTIVE Mask */ |
bogdanm | 0:9b334a45a8ff | 398 | |
bogdanm | 0:9b334a45a8ff | 399 | /* SCB System Control Register Definitions */ |
bogdanm | 0:9b334a45a8ff | 400 | #define SCB_SCR_SEVONPEND_Pos 4 /*!< SCB SCR: SEVONPEND Position */ |
bogdanm | 0:9b334a45a8ff | 401 | #define SCB_SCR_SEVONPEND_Msk (1UL << SCB_SCR_SEVONPEND_Pos) /*!< SCB SCR: SEVONPEND Mask */ |
bogdanm | 0:9b334a45a8ff | 402 | |
bogdanm | 0:9b334a45a8ff | 403 | #define SCB_SCR_SLEEPDEEP_Pos 2 /*!< SCB SCR: SLEEPDEEP Position */ |
bogdanm | 0:9b334a45a8ff | 404 | #define SCB_SCR_SLEEPDEEP_Msk (1UL << SCB_SCR_SLEEPDEEP_Pos) /*!< SCB SCR: SLEEPDEEP Mask */ |
bogdanm | 0:9b334a45a8ff | 405 | |
bogdanm | 0:9b334a45a8ff | 406 | #define SCB_SCR_SLEEPONEXIT_Pos 1 /*!< SCB SCR: SLEEPONEXIT Position */ |
bogdanm | 0:9b334a45a8ff | 407 | #define SCB_SCR_SLEEPONEXIT_Msk (1UL << SCB_SCR_SLEEPONEXIT_Pos) /*!< SCB SCR: SLEEPONEXIT Mask */ |
bogdanm | 0:9b334a45a8ff | 408 | |
bogdanm | 0:9b334a45a8ff | 409 | /* SCB Configuration Control Register Definitions */ |
bogdanm | 0:9b334a45a8ff | 410 | #define SCB_CCR_STKALIGN_Pos 9 /*!< SCB CCR: STKALIGN Position */ |
bogdanm | 0:9b334a45a8ff | 411 | #define SCB_CCR_STKALIGN_Msk (1UL << SCB_CCR_STKALIGN_Pos) /*!< SCB CCR: STKALIGN Mask */ |
bogdanm | 0:9b334a45a8ff | 412 | |
bogdanm | 0:9b334a45a8ff | 413 | #define SCB_CCR_UNALIGN_TRP_Pos 3 /*!< SCB CCR: UNALIGN_TRP Position */ |
bogdanm | 0:9b334a45a8ff | 414 | #define SCB_CCR_UNALIGN_TRP_Msk (1UL << SCB_CCR_UNALIGN_TRP_Pos) /*!< SCB CCR: UNALIGN_TRP Mask */ |
bogdanm | 0:9b334a45a8ff | 415 | |
bogdanm | 0:9b334a45a8ff | 416 | /* SCB System Handler Control and State Register Definitions */ |
bogdanm | 0:9b334a45a8ff | 417 | #define SCB_SHCSR_SVCALLPENDED_Pos 15 /*!< SCB SHCSR: SVCALLPENDED Position */ |
bogdanm | 0:9b334a45a8ff | 418 | #define SCB_SHCSR_SVCALLPENDED_Msk (1UL << SCB_SHCSR_SVCALLPENDED_Pos) /*!< SCB SHCSR: SVCALLPENDED Mask */ |
bogdanm | 0:9b334a45a8ff | 419 | |
bogdanm | 0:9b334a45a8ff | 420 | /*@} end of group CMSIS_SCB */ |
bogdanm | 0:9b334a45a8ff | 421 | |
bogdanm | 0:9b334a45a8ff | 422 | |
bogdanm | 0:9b334a45a8ff | 423 | /** \ingroup CMSIS_core_register |
bogdanm | 0:9b334a45a8ff | 424 | \defgroup CMSIS_SysTick System Tick Timer (SysTick) |
bogdanm | 0:9b334a45a8ff | 425 | \brief Type definitions for the System Timer Registers. |
bogdanm | 0:9b334a45a8ff | 426 | @{ |
bogdanm | 0:9b334a45a8ff | 427 | */ |
bogdanm | 0:9b334a45a8ff | 428 | |
bogdanm | 0:9b334a45a8ff | 429 | /** \brief Structure type to access the System Timer (SysTick). |
bogdanm | 0:9b334a45a8ff | 430 | */ |
bogdanm | 0:9b334a45a8ff | 431 | typedef struct |
bogdanm | 0:9b334a45a8ff | 432 | { |
bogdanm | 0:9b334a45a8ff | 433 | __IO uint32_t CTRL; /*!< Offset: 0x000 (R/W) SysTick Control and Status Register */ |
bogdanm | 0:9b334a45a8ff | 434 | __IO uint32_t LOAD; /*!< Offset: 0x004 (R/W) SysTick Reload Value Register */ |
bogdanm | 0:9b334a45a8ff | 435 | __IO uint32_t VAL; /*!< Offset: 0x008 (R/W) SysTick Current Value Register */ |
bogdanm | 0:9b334a45a8ff | 436 | __I uint32_t CALIB; /*!< Offset: 0x00C (R/ ) SysTick Calibration Register */ |
bogdanm | 0:9b334a45a8ff | 437 | } SysTick_Type; |
bogdanm | 0:9b334a45a8ff | 438 | |
bogdanm | 0:9b334a45a8ff | 439 | /* SysTick Control / Status Register Definitions */ |
bogdanm | 0:9b334a45a8ff | 440 | #define SysTick_CTRL_COUNTFLAG_Pos 16 /*!< SysTick CTRL: COUNTFLAG Position */ |
bogdanm | 0:9b334a45a8ff | 441 | #define SysTick_CTRL_COUNTFLAG_Msk (1UL << SysTick_CTRL_COUNTFLAG_Pos) /*!< SysTick CTRL: COUNTFLAG Mask */ |
bogdanm | 0:9b334a45a8ff | 442 | |
bogdanm | 0:9b334a45a8ff | 443 | #define SysTick_CTRL_CLKSOURCE_Pos 2 /*!< SysTick CTRL: CLKSOURCE Position */ |
bogdanm | 0:9b334a45a8ff | 444 | #define SysTick_CTRL_CLKSOURCE_Msk (1UL << SysTick_CTRL_CLKSOURCE_Pos) /*!< SysTick CTRL: CLKSOURCE Mask */ |
bogdanm | 0:9b334a45a8ff | 445 | |
bogdanm | 0:9b334a45a8ff | 446 | #define SysTick_CTRL_TICKINT_Pos 1 /*!< SysTick CTRL: TICKINT Position */ |
bogdanm | 0:9b334a45a8ff | 447 | #define SysTick_CTRL_TICKINT_Msk (1UL << SysTick_CTRL_TICKINT_Pos) /*!< SysTick CTRL: TICKINT Mask */ |
bogdanm | 0:9b334a45a8ff | 448 | |
bogdanm | 0:9b334a45a8ff | 449 | #define SysTick_CTRL_ENABLE_Pos 0 /*!< SysTick CTRL: ENABLE Position */ |
bogdanm | 0:9b334a45a8ff | 450 | #define SysTick_CTRL_ENABLE_Msk (1UL << SysTick_CTRL_ENABLE_Pos) /*!< SysTick CTRL: ENABLE Mask */ |
bogdanm | 0:9b334a45a8ff | 451 | |
bogdanm | 0:9b334a45a8ff | 452 | /* SysTick Reload Register Definitions */ |
bogdanm | 0:9b334a45a8ff | 453 | #define SysTick_LOAD_RELOAD_Pos 0 /*!< SysTick LOAD: RELOAD Position */ |
bogdanm | 0:9b334a45a8ff | 454 | #define SysTick_LOAD_RELOAD_Msk (0xFFFFFFUL << SysTick_LOAD_RELOAD_Pos) /*!< SysTick LOAD: RELOAD Mask */ |
bogdanm | 0:9b334a45a8ff | 455 | |
bogdanm | 0:9b334a45a8ff | 456 | /* SysTick Current Register Definitions */ |
bogdanm | 0:9b334a45a8ff | 457 | #define SysTick_VAL_CURRENT_Pos 0 /*!< SysTick VAL: CURRENT Position */ |
bogdanm | 0:9b334a45a8ff | 458 | #define SysTick_VAL_CURRENT_Msk (0xFFFFFFUL << SysTick_VAL_CURRENT_Pos) /*!< SysTick VAL: CURRENT Mask */ |
bogdanm | 0:9b334a45a8ff | 459 | |
bogdanm | 0:9b334a45a8ff | 460 | /* SysTick Calibration Register Definitions */ |
bogdanm | 0:9b334a45a8ff | 461 | #define SysTick_CALIB_NOREF_Pos 31 /*!< SysTick CALIB: NOREF Position */ |
bogdanm | 0:9b334a45a8ff | 462 | #define SysTick_CALIB_NOREF_Msk (1UL << SysTick_CALIB_NOREF_Pos) /*!< SysTick CALIB: NOREF Mask */ |
bogdanm | 0:9b334a45a8ff | 463 | |
bogdanm | 0:9b334a45a8ff | 464 | #define SysTick_CALIB_SKEW_Pos 30 /*!< SysTick CALIB: SKEW Position */ |
bogdanm | 0:9b334a45a8ff | 465 | #define SysTick_CALIB_SKEW_Msk (1UL << SysTick_CALIB_SKEW_Pos) /*!< SysTick CALIB: SKEW Mask */ |
bogdanm | 0:9b334a45a8ff | 466 | |
bogdanm | 0:9b334a45a8ff | 467 | #define SysTick_CALIB_TENMS_Pos 0 /*!< SysTick CALIB: TENMS Position */ |
bogdanm | 0:9b334a45a8ff | 468 | #define SysTick_CALIB_TENMS_Msk (0xFFFFFFUL << SysTick_VAL_CURRENT_Pos) /*!< SysTick CALIB: TENMS Mask */ |
bogdanm | 0:9b334a45a8ff | 469 | |
bogdanm | 0:9b334a45a8ff | 470 | /*@} end of group CMSIS_SysTick */ |
bogdanm | 0:9b334a45a8ff | 471 | |
bogdanm | 0:9b334a45a8ff | 472 | #if (__MPU_PRESENT == 1) |
bogdanm | 0:9b334a45a8ff | 473 | /** \ingroup CMSIS_core_register |
bogdanm | 0:9b334a45a8ff | 474 | \defgroup CMSIS_MPU Memory Protection Unit (MPU) |
bogdanm | 0:9b334a45a8ff | 475 | \brief Type definitions for the Memory Protection Unit (MPU) |
bogdanm | 0:9b334a45a8ff | 476 | @{ |
bogdanm | 0:9b334a45a8ff | 477 | */ |
bogdanm | 0:9b334a45a8ff | 478 | |
bogdanm | 0:9b334a45a8ff | 479 | /** \brief Structure type to access the Memory Protection Unit (MPU). |
bogdanm | 0:9b334a45a8ff | 480 | */ |
bogdanm | 0:9b334a45a8ff | 481 | typedef struct |
bogdanm | 0:9b334a45a8ff | 482 | { |
bogdanm | 0:9b334a45a8ff | 483 | __I uint32_t TYPE; /*!< Offset: 0x000 (R/ ) MPU Type Register */ |
bogdanm | 0:9b334a45a8ff | 484 | __IO uint32_t CTRL; /*!< Offset: 0x004 (R/W) MPU Control Register */ |
bogdanm | 0:9b334a45a8ff | 485 | __IO uint32_t RNR; /*!< Offset: 0x008 (R/W) MPU Region RNRber Register */ |
bogdanm | 0:9b334a45a8ff | 486 | __IO uint32_t RBAR; /*!< Offset: 0x00C (R/W) MPU Region Base Address Register */ |
bogdanm | 0:9b334a45a8ff | 487 | __IO uint32_t RASR; /*!< Offset: 0x010 (R/W) MPU Region Attribute and Size Register */ |
bogdanm | 0:9b334a45a8ff | 488 | } MPU_Type; |
bogdanm | 0:9b334a45a8ff | 489 | |
bogdanm | 0:9b334a45a8ff | 490 | /* MPU Type Register */ |
bogdanm | 0:9b334a45a8ff | 491 | #define MPU_TYPE_IREGION_Pos 16 /*!< MPU TYPE: IREGION Position */ |
bogdanm | 0:9b334a45a8ff | 492 | #define MPU_TYPE_IREGION_Msk (0xFFUL << MPU_TYPE_IREGION_Pos) /*!< MPU TYPE: IREGION Mask */ |
bogdanm | 0:9b334a45a8ff | 493 | |
bogdanm | 0:9b334a45a8ff | 494 | #define MPU_TYPE_DREGION_Pos 8 /*!< MPU TYPE: DREGION Position */ |
bogdanm | 0:9b334a45a8ff | 495 | #define MPU_TYPE_DREGION_Msk (0xFFUL << MPU_TYPE_DREGION_Pos) /*!< MPU TYPE: DREGION Mask */ |
bogdanm | 0:9b334a45a8ff | 496 | |
bogdanm | 0:9b334a45a8ff | 497 | #define MPU_TYPE_SEPARATE_Pos 0 /*!< MPU TYPE: SEPARATE Position */ |
bogdanm | 0:9b334a45a8ff | 498 | #define MPU_TYPE_SEPARATE_Msk (1UL << MPU_TYPE_SEPARATE_Pos) /*!< MPU TYPE: SEPARATE Mask */ |
bogdanm | 0:9b334a45a8ff | 499 | |
bogdanm | 0:9b334a45a8ff | 500 | /* MPU Control Register */ |
bogdanm | 0:9b334a45a8ff | 501 | #define MPU_CTRL_PRIVDEFENA_Pos 2 /*!< MPU CTRL: PRIVDEFENA Position */ |
bogdanm | 0:9b334a45a8ff | 502 | #define MPU_CTRL_PRIVDEFENA_Msk (1UL << MPU_CTRL_PRIVDEFENA_Pos) /*!< MPU CTRL: PRIVDEFENA Mask */ |
bogdanm | 0:9b334a45a8ff | 503 | |
bogdanm | 0:9b334a45a8ff | 504 | #define MPU_CTRL_HFNMIENA_Pos 1 /*!< MPU CTRL: HFNMIENA Position */ |
bogdanm | 0:9b334a45a8ff | 505 | #define MPU_CTRL_HFNMIENA_Msk (1UL << MPU_CTRL_HFNMIENA_Pos) /*!< MPU CTRL: HFNMIENA Mask */ |
bogdanm | 0:9b334a45a8ff | 506 | |
bogdanm | 0:9b334a45a8ff | 507 | #define MPU_CTRL_ENABLE_Pos 0 /*!< MPU CTRL: ENABLE Position */ |
bogdanm | 0:9b334a45a8ff | 508 | #define MPU_CTRL_ENABLE_Msk (1UL << MPU_CTRL_ENABLE_Pos) /*!< MPU CTRL: ENABLE Mask */ |
bogdanm | 0:9b334a45a8ff | 509 | |
bogdanm | 0:9b334a45a8ff | 510 | /* MPU Region Number Register */ |
bogdanm | 0:9b334a45a8ff | 511 | #define MPU_RNR_REGION_Pos 0 /*!< MPU RNR: REGION Position */ |
bogdanm | 0:9b334a45a8ff | 512 | #define MPU_RNR_REGION_Msk (0xFFUL << MPU_RNR_REGION_Pos) /*!< MPU RNR: REGION Mask */ |
bogdanm | 0:9b334a45a8ff | 513 | |
bogdanm | 0:9b334a45a8ff | 514 | /* MPU Region Base Address Register */ |
bogdanm | 0:9b334a45a8ff | 515 | #define MPU_RBAR_ADDR_Pos 8 /*!< MPU RBAR: ADDR Position */ |
bogdanm | 0:9b334a45a8ff | 516 | #define MPU_RBAR_ADDR_Msk (0xFFFFFFUL << MPU_RBAR_ADDR_Pos) /*!< MPU RBAR: ADDR Mask */ |
bogdanm | 0:9b334a45a8ff | 517 | |
bogdanm | 0:9b334a45a8ff | 518 | #define MPU_RBAR_VALID_Pos 4 /*!< MPU RBAR: VALID Position */ |
bogdanm | 0:9b334a45a8ff | 519 | #define MPU_RBAR_VALID_Msk (1UL << MPU_RBAR_VALID_Pos) /*!< MPU RBAR: VALID Mask */ |
bogdanm | 0:9b334a45a8ff | 520 | |
bogdanm | 0:9b334a45a8ff | 521 | #define MPU_RBAR_REGION_Pos 0 /*!< MPU RBAR: REGION Position */ |
bogdanm | 0:9b334a45a8ff | 522 | #define MPU_RBAR_REGION_Msk (0xFUL << MPU_RBAR_REGION_Pos) /*!< MPU RBAR: REGION Mask */ |
bogdanm | 0:9b334a45a8ff | 523 | |
bogdanm | 0:9b334a45a8ff | 524 | /* MPU Region Attribute and Size Register */ |
bogdanm | 0:9b334a45a8ff | 525 | #define MPU_RASR_ATTRS_Pos 16 /*!< MPU RASR: MPU Region Attribute field Position */ |
bogdanm | 0:9b334a45a8ff | 526 | #define MPU_RASR_ATTRS_Msk (0xFFFFUL << MPU_RASR_ATTRS_Pos) /*!< MPU RASR: MPU Region Attribute field Mask */ |
bogdanm | 0:9b334a45a8ff | 527 | |
bogdanm | 0:9b334a45a8ff | 528 | #define MPU_RASR_XN_Pos 28 /*!< MPU RASR: ATTRS.XN Position */ |
bogdanm | 0:9b334a45a8ff | 529 | #define MPU_RASR_XN_Msk (1UL << MPU_RASR_XN_Pos) /*!< MPU RASR: ATTRS.XN Mask */ |
bogdanm | 0:9b334a45a8ff | 530 | |
bogdanm | 0:9b334a45a8ff | 531 | #define MPU_RASR_AP_Pos 24 /*!< MPU RASR: ATTRS.AP Position */ |
bogdanm | 0:9b334a45a8ff | 532 | #define MPU_RASR_AP_Msk (0x7UL << MPU_RASR_AP_Pos) /*!< MPU RASR: ATTRS.AP Mask */ |
bogdanm | 0:9b334a45a8ff | 533 | |
bogdanm | 0:9b334a45a8ff | 534 | #define MPU_RASR_TEX_Pos 19 /*!< MPU RASR: ATTRS.TEX Position */ |
bogdanm | 0:9b334a45a8ff | 535 | #define MPU_RASR_TEX_Msk (0x7UL << MPU_RASR_TEX_Pos) /*!< MPU RASR: ATTRS.TEX Mask */ |
bogdanm | 0:9b334a45a8ff | 536 | |
bogdanm | 0:9b334a45a8ff | 537 | #define MPU_RASR_S_Pos 18 /*!< MPU RASR: ATTRS.S Position */ |
bogdanm | 0:9b334a45a8ff | 538 | #define MPU_RASR_S_Msk (1UL << MPU_RASR_S_Pos) /*!< MPU RASR: ATTRS.S Mask */ |
bogdanm | 0:9b334a45a8ff | 539 | |
bogdanm | 0:9b334a45a8ff | 540 | #define MPU_RASR_C_Pos 17 /*!< MPU RASR: ATTRS.C Position */ |
bogdanm | 0:9b334a45a8ff | 541 | #define MPU_RASR_C_Msk (1UL << MPU_RASR_C_Pos) /*!< MPU RASR: ATTRS.C Mask */ |
bogdanm | 0:9b334a45a8ff | 542 | |
bogdanm | 0:9b334a45a8ff | 543 | #define MPU_RASR_B_Pos 16 /*!< MPU RASR: ATTRS.B Position */ |
bogdanm | 0:9b334a45a8ff | 544 | #define MPU_RASR_B_Msk (1UL << MPU_RASR_B_Pos) /*!< MPU RASR: ATTRS.B Mask */ |
bogdanm | 0:9b334a45a8ff | 545 | |
bogdanm | 0:9b334a45a8ff | 546 | #define MPU_RASR_SRD_Pos 8 /*!< MPU RASR: Sub-Region Disable Position */ |
bogdanm | 0:9b334a45a8ff | 547 | #define MPU_RASR_SRD_Msk (0xFFUL << MPU_RASR_SRD_Pos) /*!< MPU RASR: Sub-Region Disable Mask */ |
bogdanm | 0:9b334a45a8ff | 548 | |
bogdanm | 0:9b334a45a8ff | 549 | #define MPU_RASR_SIZE_Pos 1 /*!< MPU RASR: Region Size Field Position */ |
bogdanm | 0:9b334a45a8ff | 550 | #define MPU_RASR_SIZE_Msk (0x1FUL << MPU_RASR_SIZE_Pos) /*!< MPU RASR: Region Size Field Mask */ |
bogdanm | 0:9b334a45a8ff | 551 | |
bogdanm | 0:9b334a45a8ff | 552 | #define MPU_RASR_ENABLE_Pos 0 /*!< MPU RASR: Region enable bit Position */ |
bogdanm | 0:9b334a45a8ff | 553 | #define MPU_RASR_ENABLE_Msk (1UL << MPU_RASR_ENABLE_Pos) /*!< MPU RASR: Region enable bit Disable Mask */ |
bogdanm | 0:9b334a45a8ff | 554 | |
bogdanm | 0:9b334a45a8ff | 555 | /*@} end of group CMSIS_MPU */ |
bogdanm | 0:9b334a45a8ff | 556 | #endif |
bogdanm | 0:9b334a45a8ff | 557 | |
bogdanm | 0:9b334a45a8ff | 558 | |
bogdanm | 0:9b334a45a8ff | 559 | /** \ingroup CMSIS_core_register |
bogdanm | 0:9b334a45a8ff | 560 | \defgroup CMSIS_CoreDebug Core Debug Registers (CoreDebug) |
bogdanm | 0:9b334a45a8ff | 561 | \brief Cortex-M0+ Core Debug Registers (DCB registers, SHCSR, and DFSR) |
bogdanm | 0:9b334a45a8ff | 562 | are only accessible over DAP and not via processor. Therefore |
bogdanm | 0:9b334a45a8ff | 563 | they are not covered by the Cortex-M0 header file. |
bogdanm | 0:9b334a45a8ff | 564 | @{ |
bogdanm | 0:9b334a45a8ff | 565 | */ |
bogdanm | 0:9b334a45a8ff | 566 | /*@} end of group CMSIS_CoreDebug */ |
bogdanm | 0:9b334a45a8ff | 567 | |
bogdanm | 0:9b334a45a8ff | 568 | |
bogdanm | 0:9b334a45a8ff | 569 | /** \ingroup CMSIS_core_register |
bogdanm | 0:9b334a45a8ff | 570 | \defgroup CMSIS_core_base Core Definitions |
bogdanm | 0:9b334a45a8ff | 571 | \brief Definitions for base addresses, unions, and structures. |
bogdanm | 0:9b334a45a8ff | 572 | @{ |
bogdanm | 0:9b334a45a8ff | 573 | */ |
bogdanm | 0:9b334a45a8ff | 574 | |
bogdanm | 0:9b334a45a8ff | 575 | /* Memory mapping of Cortex-M0+ Hardware */ |
bogdanm | 0:9b334a45a8ff | 576 | #define SCS_BASE (0xE000E000UL) /*!< System Control Space Base Address */ |
bogdanm | 0:9b334a45a8ff | 577 | #define SysTick_BASE (SCS_BASE + 0x0010UL) /*!< SysTick Base Address */ |
bogdanm | 0:9b334a45a8ff | 578 | #define NVIC_BASE (SCS_BASE + 0x0100UL) /*!< NVIC Base Address */ |
bogdanm | 0:9b334a45a8ff | 579 | #define SCB_BASE (SCS_BASE + 0x0D00UL) /*!< System Control Block Base Address */ |
bogdanm | 0:9b334a45a8ff | 580 | |
bogdanm | 0:9b334a45a8ff | 581 | #define SCB ((SCB_Type *) SCB_BASE ) /*!< SCB configuration struct */ |
bogdanm | 0:9b334a45a8ff | 582 | #define SysTick ((SysTick_Type *) SysTick_BASE ) /*!< SysTick configuration struct */ |
bogdanm | 0:9b334a45a8ff | 583 | #define NVIC ((NVIC_Type *) NVIC_BASE ) /*!< NVIC configuration struct */ |
bogdanm | 0:9b334a45a8ff | 584 | |
bogdanm | 0:9b334a45a8ff | 585 | #if (__MPU_PRESENT == 1) |
bogdanm | 0:9b334a45a8ff | 586 | #define MPU_BASE (SCS_BASE + 0x0D90UL) /*!< Memory Protection Unit */ |
bogdanm | 0:9b334a45a8ff | 587 | #define MPU ((MPU_Type *) MPU_BASE ) /*!< Memory Protection Unit */ |
bogdanm | 0:9b334a45a8ff | 588 | #endif |
bogdanm | 0:9b334a45a8ff | 589 | |
bogdanm | 0:9b334a45a8ff | 590 | /*@} */ |
bogdanm | 0:9b334a45a8ff | 591 | |
bogdanm | 0:9b334a45a8ff | 592 | |
bogdanm | 0:9b334a45a8ff | 593 | |
bogdanm | 0:9b334a45a8ff | 594 | /******************************************************************************* |
bogdanm | 0:9b334a45a8ff | 595 | * Hardware Abstraction Layer |
bogdanm | 0:9b334a45a8ff | 596 | Core Function Interface contains: |
bogdanm | 0:9b334a45a8ff | 597 | - Core NVIC Functions |
bogdanm | 0:9b334a45a8ff | 598 | - Core SysTick Functions |
bogdanm | 0:9b334a45a8ff | 599 | - Core Register Access Functions |
bogdanm | 0:9b334a45a8ff | 600 | ******************************************************************************/ |
bogdanm | 0:9b334a45a8ff | 601 | /** \defgroup CMSIS_Core_FunctionInterface Functions and Instructions Reference |
bogdanm | 0:9b334a45a8ff | 602 | */ |
bogdanm | 0:9b334a45a8ff | 603 | |
bogdanm | 0:9b334a45a8ff | 604 | |
bogdanm | 0:9b334a45a8ff | 605 | |
bogdanm | 0:9b334a45a8ff | 606 | /* ########################## NVIC functions #################################### */ |
bogdanm | 0:9b334a45a8ff | 607 | /** \ingroup CMSIS_Core_FunctionInterface |
bogdanm | 0:9b334a45a8ff | 608 | \defgroup CMSIS_Core_NVICFunctions NVIC Functions |
bogdanm | 0:9b334a45a8ff | 609 | \brief Functions that manage interrupts and exceptions via the NVIC. |
bogdanm | 0:9b334a45a8ff | 610 | @{ |
bogdanm | 0:9b334a45a8ff | 611 | */ |
bogdanm | 0:9b334a45a8ff | 612 | |
bogdanm | 0:9b334a45a8ff | 613 | /* Interrupt Priorities are WORD accessible only under ARMv6M */ |
bogdanm | 0:9b334a45a8ff | 614 | /* The following MACROS handle generation of the register offset and byte masks */ |
bogdanm | 0:9b334a45a8ff | 615 | #define _BIT_SHIFT(IRQn) ( (((uint32_t)(IRQn) ) & 0x03) * 8 ) |
bogdanm | 0:9b334a45a8ff | 616 | #define _SHP_IDX(IRQn) ( ((((uint32_t)(IRQn) & 0x0F)-8) >> 2) ) |
bogdanm | 0:9b334a45a8ff | 617 | #define _IP_IDX(IRQn) ( ((uint32_t)(IRQn) >> 2) ) |
bogdanm | 0:9b334a45a8ff | 618 | |
bogdanm | 0:9b334a45a8ff | 619 | |
bogdanm | 0:9b334a45a8ff | 620 | /** \brief Enable External Interrupt |
bogdanm | 0:9b334a45a8ff | 621 | |
bogdanm | 0:9b334a45a8ff | 622 | The function enables a device-specific interrupt in the NVIC interrupt controller. |
bogdanm | 0:9b334a45a8ff | 623 | |
bogdanm | 0:9b334a45a8ff | 624 | \param [in] IRQn External interrupt number. Value cannot be negative. |
bogdanm | 0:9b334a45a8ff | 625 | */ |
bogdanm | 0:9b334a45a8ff | 626 | __STATIC_INLINE void NVIC_EnableIRQ(IRQn_Type IRQn) |
bogdanm | 0:9b334a45a8ff | 627 | { |
bogdanm | 0:9b334a45a8ff | 628 | NVIC->ISER[0] = (1 << ((uint32_t)(IRQn) & 0x1F)); |
bogdanm | 0:9b334a45a8ff | 629 | } |
bogdanm | 0:9b334a45a8ff | 630 | |
bogdanm | 0:9b334a45a8ff | 631 | |
bogdanm | 0:9b334a45a8ff | 632 | /** \brief Disable External Interrupt |
bogdanm | 0:9b334a45a8ff | 633 | |
bogdanm | 0:9b334a45a8ff | 634 | The function disables a device-specific interrupt in the NVIC interrupt controller. |
bogdanm | 0:9b334a45a8ff | 635 | |
bogdanm | 0:9b334a45a8ff | 636 | \param [in] IRQn External interrupt number. Value cannot be negative. |
bogdanm | 0:9b334a45a8ff | 637 | */ |
bogdanm | 0:9b334a45a8ff | 638 | __STATIC_INLINE void NVIC_DisableIRQ(IRQn_Type IRQn) |
bogdanm | 0:9b334a45a8ff | 639 | { |
bogdanm | 0:9b334a45a8ff | 640 | NVIC->ICER[0] = (1 << ((uint32_t)(IRQn) & 0x1F)); |
bogdanm | 0:9b334a45a8ff | 641 | } |
bogdanm | 0:9b334a45a8ff | 642 | |
bogdanm | 0:9b334a45a8ff | 643 | |
bogdanm | 0:9b334a45a8ff | 644 | /** \brief Get Pending Interrupt |
bogdanm | 0:9b334a45a8ff | 645 | |
bogdanm | 0:9b334a45a8ff | 646 | The function reads the pending register in the NVIC and returns the pending bit |
bogdanm | 0:9b334a45a8ff | 647 | for the specified interrupt. |
bogdanm | 0:9b334a45a8ff | 648 | |
bogdanm | 0:9b334a45a8ff | 649 | \param [in] IRQn Interrupt number. |
bogdanm | 0:9b334a45a8ff | 650 | |
bogdanm | 0:9b334a45a8ff | 651 | \return 0 Interrupt status is not pending. |
bogdanm | 0:9b334a45a8ff | 652 | \return 1 Interrupt status is pending. |
bogdanm | 0:9b334a45a8ff | 653 | */ |
bogdanm | 0:9b334a45a8ff | 654 | __STATIC_INLINE uint32_t NVIC_GetPendingIRQ(IRQn_Type IRQn) |
bogdanm | 0:9b334a45a8ff | 655 | { |
bogdanm | 0:9b334a45a8ff | 656 | return((uint32_t) ((NVIC->ISPR[0] & (1 << ((uint32_t)(IRQn) & 0x1F)))?1:0)); |
bogdanm | 0:9b334a45a8ff | 657 | } |
bogdanm | 0:9b334a45a8ff | 658 | |
bogdanm | 0:9b334a45a8ff | 659 | |
bogdanm | 0:9b334a45a8ff | 660 | /** \brief Set Pending Interrupt |
bogdanm | 0:9b334a45a8ff | 661 | |
bogdanm | 0:9b334a45a8ff | 662 | The function sets the pending bit of an external interrupt. |
bogdanm | 0:9b334a45a8ff | 663 | |
bogdanm | 0:9b334a45a8ff | 664 | \param [in] IRQn Interrupt number. Value cannot be negative. |
bogdanm | 0:9b334a45a8ff | 665 | */ |
bogdanm | 0:9b334a45a8ff | 666 | __STATIC_INLINE void NVIC_SetPendingIRQ(IRQn_Type IRQn) |
bogdanm | 0:9b334a45a8ff | 667 | { |
bogdanm | 0:9b334a45a8ff | 668 | NVIC->ISPR[0] = (1 << ((uint32_t)(IRQn) & 0x1F)); |
bogdanm | 0:9b334a45a8ff | 669 | } |
bogdanm | 0:9b334a45a8ff | 670 | |
bogdanm | 0:9b334a45a8ff | 671 | |
bogdanm | 0:9b334a45a8ff | 672 | /** \brief Clear Pending Interrupt |
bogdanm | 0:9b334a45a8ff | 673 | |
bogdanm | 0:9b334a45a8ff | 674 | The function clears the pending bit of an external interrupt. |
bogdanm | 0:9b334a45a8ff | 675 | |
bogdanm | 0:9b334a45a8ff | 676 | \param [in] IRQn External interrupt number. Value cannot be negative. |
bogdanm | 0:9b334a45a8ff | 677 | */ |
bogdanm | 0:9b334a45a8ff | 678 | __STATIC_INLINE void NVIC_ClearPendingIRQ(IRQn_Type IRQn) |
bogdanm | 0:9b334a45a8ff | 679 | { |
bogdanm | 0:9b334a45a8ff | 680 | NVIC->ICPR[0] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* Clear pending interrupt */ |
bogdanm | 0:9b334a45a8ff | 681 | } |
bogdanm | 0:9b334a45a8ff | 682 | |
bogdanm | 0:9b334a45a8ff | 683 | |
bogdanm | 0:9b334a45a8ff | 684 | /** \brief Set Interrupt Priority |
bogdanm | 0:9b334a45a8ff | 685 | |
bogdanm | 0:9b334a45a8ff | 686 | The function sets the priority of an interrupt. |
bogdanm | 0:9b334a45a8ff | 687 | |
bogdanm | 0:9b334a45a8ff | 688 | \note The priority cannot be set for every core interrupt. |
bogdanm | 0:9b334a45a8ff | 689 | |
bogdanm | 0:9b334a45a8ff | 690 | \param [in] IRQn Interrupt number. |
bogdanm | 0:9b334a45a8ff | 691 | \param [in] priority Priority to set. |
bogdanm | 0:9b334a45a8ff | 692 | */ |
bogdanm | 0:9b334a45a8ff | 693 | __STATIC_INLINE void NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority) |
bogdanm | 0:9b334a45a8ff | 694 | { |
bogdanm | 0:9b334a45a8ff | 695 | if(IRQn < 0) { |
bogdanm | 0:9b334a45a8ff | 696 | SCB->SHP[_SHP_IDX(IRQn)] = (SCB->SHP[_SHP_IDX(IRQn)] & ~(0xFF << _BIT_SHIFT(IRQn))) | |
bogdanm | 0:9b334a45a8ff | 697 | (((priority << (8 - __NVIC_PRIO_BITS)) & 0xFF) << _BIT_SHIFT(IRQn)); } |
bogdanm | 0:9b334a45a8ff | 698 | else { |
bogdanm | 0:9b334a45a8ff | 699 | NVIC->IP[_IP_IDX(IRQn)] = (NVIC->IP[_IP_IDX(IRQn)] & ~(0xFF << _BIT_SHIFT(IRQn))) | |
bogdanm | 0:9b334a45a8ff | 700 | (((priority << (8 - __NVIC_PRIO_BITS)) & 0xFF) << _BIT_SHIFT(IRQn)); } |
bogdanm | 0:9b334a45a8ff | 701 | } |
bogdanm | 0:9b334a45a8ff | 702 | |
bogdanm | 0:9b334a45a8ff | 703 | |
bogdanm | 0:9b334a45a8ff | 704 | /** \brief Get Interrupt Priority |
bogdanm | 0:9b334a45a8ff | 705 | |
bogdanm | 0:9b334a45a8ff | 706 | The function reads the priority of an interrupt. The interrupt |
bogdanm | 0:9b334a45a8ff | 707 | number can be positive to specify an external (device specific) |
bogdanm | 0:9b334a45a8ff | 708 | interrupt, or negative to specify an internal (core) interrupt. |
bogdanm | 0:9b334a45a8ff | 709 | |
bogdanm | 0:9b334a45a8ff | 710 | |
bogdanm | 0:9b334a45a8ff | 711 | \param [in] IRQn Interrupt number. |
bogdanm | 0:9b334a45a8ff | 712 | \return Interrupt Priority. Value is aligned automatically to the implemented |
bogdanm | 0:9b334a45a8ff | 713 | priority bits of the microcontroller. |
bogdanm | 0:9b334a45a8ff | 714 | */ |
bogdanm | 0:9b334a45a8ff | 715 | __STATIC_INLINE uint32_t NVIC_GetPriority(IRQn_Type IRQn) |
bogdanm | 0:9b334a45a8ff | 716 | { |
bogdanm | 0:9b334a45a8ff | 717 | |
bogdanm | 0:9b334a45a8ff | 718 | if(IRQn < 0) { |
bogdanm | 0:9b334a45a8ff | 719 | return((uint32_t)(((SCB->SHP[_SHP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & 0xFF) >> (8 - __NVIC_PRIO_BITS))); } /* get priority for Cortex-M0 system interrupts */ |
bogdanm | 0:9b334a45a8ff | 720 | else { |
bogdanm | 0:9b334a45a8ff | 721 | return((uint32_t)(((NVIC->IP[ _IP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & 0xFF) >> (8 - __NVIC_PRIO_BITS))); } /* get priority for device specific interrupts */ |
bogdanm | 0:9b334a45a8ff | 722 | } |
bogdanm | 0:9b334a45a8ff | 723 | |
bogdanm | 0:9b334a45a8ff | 724 | |
bogdanm | 0:9b334a45a8ff | 725 | /** \brief System Reset |
bogdanm | 0:9b334a45a8ff | 726 | |
bogdanm | 0:9b334a45a8ff | 727 | The function initiates a system reset request to reset the MCU. |
bogdanm | 0:9b334a45a8ff | 728 | */ |
bogdanm | 0:9b334a45a8ff | 729 | __STATIC_INLINE void NVIC_SystemReset(void) |
bogdanm | 0:9b334a45a8ff | 730 | { |
bogdanm | 0:9b334a45a8ff | 731 | __DSB(); /* Ensure all outstanding memory accesses included |
bogdanm | 0:9b334a45a8ff | 732 | buffered write are completed before reset */ |
bogdanm | 0:9b334a45a8ff | 733 | SCB->AIRCR = ((0x5FA << SCB_AIRCR_VECTKEY_Pos) | |
bogdanm | 0:9b334a45a8ff | 734 | SCB_AIRCR_SYSRESETREQ_Msk); |
bogdanm | 0:9b334a45a8ff | 735 | __DSB(); /* Ensure completion of memory access */ |
bogdanm | 0:9b334a45a8ff | 736 | while(1); /* wait until reset */ |
bogdanm | 0:9b334a45a8ff | 737 | } |
bogdanm | 0:9b334a45a8ff | 738 | |
bogdanm | 0:9b334a45a8ff | 739 | /*@} end of CMSIS_Core_NVICFunctions */ |
bogdanm | 0:9b334a45a8ff | 740 | |
bogdanm | 0:9b334a45a8ff | 741 | |
bogdanm | 0:9b334a45a8ff | 742 | |
bogdanm | 0:9b334a45a8ff | 743 | /* ################################## SysTick function ############################################ */ |
bogdanm | 0:9b334a45a8ff | 744 | /** \ingroup CMSIS_Core_FunctionInterface |
bogdanm | 0:9b334a45a8ff | 745 | \defgroup CMSIS_Core_SysTickFunctions SysTick Functions |
bogdanm | 0:9b334a45a8ff | 746 | \brief Functions that configure the System. |
bogdanm | 0:9b334a45a8ff | 747 | @{ |
bogdanm | 0:9b334a45a8ff | 748 | */ |
bogdanm | 0:9b334a45a8ff | 749 | |
bogdanm | 0:9b334a45a8ff | 750 | #if (__Vendor_SysTickConfig == 0) |
bogdanm | 0:9b334a45a8ff | 751 | |
bogdanm | 0:9b334a45a8ff | 752 | /** \brief System Tick Configuration |
bogdanm | 0:9b334a45a8ff | 753 | |
bogdanm | 0:9b334a45a8ff | 754 | The function initializes the System Timer and its interrupt, and starts the System Tick Timer. |
bogdanm | 0:9b334a45a8ff | 755 | Counter is in free running mode to generate periodic interrupts. |
bogdanm | 0:9b334a45a8ff | 756 | |
bogdanm | 0:9b334a45a8ff | 757 | \param [in] ticks Number of ticks between two interrupts. |
bogdanm | 0:9b334a45a8ff | 758 | |
bogdanm | 0:9b334a45a8ff | 759 | \return 0 Function succeeded. |
bogdanm | 0:9b334a45a8ff | 760 | \return 1 Function failed. |
bogdanm | 0:9b334a45a8ff | 761 | |
bogdanm | 0:9b334a45a8ff | 762 | \note When the variable <b>__Vendor_SysTickConfig</b> is set to 1, then the |
bogdanm | 0:9b334a45a8ff | 763 | function <b>SysTick_Config</b> is not included. In this case, the file <b><i>device</i>.h</b> |
bogdanm | 0:9b334a45a8ff | 764 | must contain a vendor-specific implementation of this function. |
bogdanm | 0:9b334a45a8ff | 765 | |
bogdanm | 0:9b334a45a8ff | 766 | */ |
bogdanm | 0:9b334a45a8ff | 767 | __STATIC_INLINE uint32_t SysTick_Config(uint32_t ticks) |
bogdanm | 0:9b334a45a8ff | 768 | { |
bogdanm | 0:9b334a45a8ff | 769 | if ((ticks - 1) > SysTick_LOAD_RELOAD_Msk) return (1); /* Reload value impossible */ |
bogdanm | 0:9b334a45a8ff | 770 | |
bogdanm | 0:9b334a45a8ff | 771 | SysTick->LOAD = ticks - 1; /* set reload register */ |
bogdanm | 0:9b334a45a8ff | 772 | NVIC_SetPriority (SysTick_IRQn, (1<<__NVIC_PRIO_BITS) - 1); /* set Priority for Systick Interrupt */ |
bogdanm | 0:9b334a45a8ff | 773 | SysTick->VAL = 0; /* Load the SysTick Counter Value */ |
bogdanm | 0:9b334a45a8ff | 774 | SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk | |
bogdanm | 0:9b334a45a8ff | 775 | SysTick_CTRL_TICKINT_Msk | |
bogdanm | 0:9b334a45a8ff | 776 | SysTick_CTRL_ENABLE_Msk; /* Enable SysTick IRQ and SysTick Timer */ |
bogdanm | 0:9b334a45a8ff | 777 | return (0); /* Function successful */ |
bogdanm | 0:9b334a45a8ff | 778 | } |
bogdanm | 0:9b334a45a8ff | 779 | |
bogdanm | 0:9b334a45a8ff | 780 | #endif |
bogdanm | 0:9b334a45a8ff | 781 | |
bogdanm | 0:9b334a45a8ff | 782 | /*@} end of CMSIS_Core_SysTickFunctions */ |
bogdanm | 0:9b334a45a8ff | 783 | |
bogdanm | 0:9b334a45a8ff | 784 | |
bogdanm | 0:9b334a45a8ff | 785 | |
bogdanm | 0:9b334a45a8ff | 786 | |
bogdanm | 0:9b334a45a8ff | 787 | #endif /* __CORE_CM0PLUS_H_DEPENDANT */ |
bogdanm | 0:9b334a45a8ff | 788 | |
bogdanm | 0:9b334a45a8ff | 789 | #endif /* __CMSIS_GENERIC */ |
bogdanm | 0:9b334a45a8ff | 790 | |
bogdanm | 0:9b334a45a8ff | 791 | #ifdef __cplusplus |
bogdanm | 0:9b334a45a8ff | 792 | } |
bogdanm | 0:9b334a45a8ff | 793 | #endif |