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version_2.0

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Fork of mbed by mbed official

TARGET_KL46Z/core_cm0.h@86:4f9a848d74c7, 2014-06-25 (annotated)

Committer:
erezi
Date:
Wed Jun 25 06:08:49 2014 +0000
Revision:
86:4f9a848d74c7
Parent:
73:1efda918f0ba 
version_2.0

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bogdanm 73:1efda918f0ba 1 /**************************************************************************//**
bogdanm 73:1efda918f0ba 2 * @file core_cm0.h
bogdanm 73:1efda918f0ba 3 * @brief CMSIS Cortex-M0 Core Peripheral Access Layer Header File
bogdanm 73:1efda918f0ba 4 * @version V3.20
bogdanm 73:1efda918f0ba 5 * @date 25. February 2013
bogdanm 73:1efda918f0ba 6 *
bogdanm 73:1efda918f0ba 7 * @note
bogdanm 73:1efda918f0ba 8 *
bogdanm 73:1efda918f0ba 9 ******************************************************************************/
bogdanm 73:1efda918f0ba 10 /* Copyright (c) 2009 - 2013 ARM LIMITED
bogdanm 73:1efda918f0ba 11
bogdanm 73:1efda918f0ba 12 All rights reserved.
bogdanm 73:1efda918f0ba 13 Redistribution and use in source and binary forms, with or without
bogdanm 73:1efda918f0ba 14 modification, are permitted provided that the following conditions are met:
bogdanm 73:1efda918f0ba 15 - Redistributions of source code must retain the above copyright
bogdanm 73:1efda918f0ba 16 notice, this list of conditions and the following disclaimer.
bogdanm 73:1efda918f0ba 17 - Redistributions in binary form must reproduce the above copyright
bogdanm 73:1efda918f0ba 18 notice, this list of conditions and the following disclaimer in the
bogdanm 73:1efda918f0ba 19 documentation and/or other materials provided with the distribution.
bogdanm 73:1efda918f0ba 20 - Neither the name of ARM nor the names of its contributors may be used
bogdanm 73:1efda918f0ba 21 to endorse or promote products derived from this software without
bogdanm 73:1efda918f0ba 22 specific prior written permission.
bogdanm 73:1efda918f0ba 23 *
bogdanm 73:1efda918f0ba 24 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
bogdanm 73:1efda918f0ba 25 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
bogdanm 73:1efda918f0ba 26 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
bogdanm 73:1efda918f0ba 27 ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
bogdanm 73:1efda918f0ba 28 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
bogdanm 73:1efda918f0ba 29 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
bogdanm 73:1efda918f0ba 30 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
bogdanm 73:1efda918f0ba 31 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
bogdanm 73:1efda918f0ba 32 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
bogdanm 73:1efda918f0ba 33 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
bogdanm 73:1efda918f0ba 34 POSSIBILITY OF SUCH DAMAGE.
bogdanm 73:1efda918f0ba 35 ---------------------------------------------------------------------------*/
bogdanm 73:1efda918f0ba 36
bogdanm 73:1efda918f0ba 37
bogdanm 73:1efda918f0ba 38 #if defined ( __ICCARM__ )
bogdanm 73:1efda918f0ba 39 #pragma system_include /* treat file as system include file for MISRA check */
bogdanm 73:1efda918f0ba 40 #endif
bogdanm 73:1efda918f0ba 41
bogdanm 73:1efda918f0ba 42 #ifdef __cplusplus
bogdanm 73:1efda918f0ba 43 extern "C" {
bogdanm 73:1efda918f0ba 44 #endif
bogdanm 73:1efda918f0ba 45
bogdanm 73:1efda918f0ba 46 #ifndef __CORE_CM0_H_GENERIC
bogdanm 73:1efda918f0ba 47 #define __CORE_CM0_H_GENERIC
bogdanm 73:1efda918f0ba 48
bogdanm 73:1efda918f0ba 49 /** \page CMSIS_MISRA_Exceptions MISRA-C:2004 Compliance Exceptions
bogdanm 73:1efda918f0ba 50 CMSIS violates the following MISRA-C:2004 rules:
bogdanm 73:1efda918f0ba 51
bogdanm 73:1efda918f0ba 52 \li Required Rule 8.5, object/function definition in header file.<br>
bogdanm 73:1efda918f0ba 53 Function definitions in header files are used to allow 'inlining'.
bogdanm 73:1efda918f0ba 54
bogdanm 73:1efda918f0ba 55 \li Required Rule 18.4, declaration of union type or object of union type: '{...}'.<br>
bogdanm 73:1efda918f0ba 56 Unions are used for effective representation of core registers.
bogdanm 73:1efda918f0ba 57
bogdanm 73:1efda918f0ba 58 \li Advisory Rule 19.7, Function-like macro defined.<br>
bogdanm 73:1efda918f0ba 59 Function-like macros are used to allow more efficient code.
bogdanm 73:1efda918f0ba 60 */
bogdanm 73:1efda918f0ba 61
bogdanm 73:1efda918f0ba 62
bogdanm 73:1efda918f0ba 63 /*******************************************************************************
bogdanm 73:1efda918f0ba 64 * CMSIS definitions
bogdanm 73:1efda918f0ba 65 ******************************************************************************/
bogdanm 73:1efda918f0ba 66 /** \ingroup Cortex_M0
bogdanm 73:1efda918f0ba 67 @{
bogdanm 73:1efda918f0ba 68 */
bogdanm 73:1efda918f0ba 69
bogdanm 73:1efda918f0ba 70 /* CMSIS CM0 definitions */
bogdanm 73:1efda918f0ba 71 #define __CM0_CMSIS_VERSION_MAIN (0x03) /*!< [31:16] CMSIS HAL main version */
bogdanm 73:1efda918f0ba 72 #define __CM0_CMSIS_VERSION_SUB (0x20) /*!< [15:0] CMSIS HAL sub version */
bogdanm 73:1efda918f0ba 73 #define __CM0_CMSIS_VERSION ((__CM0_CMSIS_VERSION_MAIN << 16) | \
bogdanm 73:1efda918f0ba 74 __CM0_CMSIS_VERSION_SUB ) /*!< CMSIS HAL version number */
bogdanm 73:1efda918f0ba 75
bogdanm 73:1efda918f0ba 76 #define __CORTEX_M (0x00) /*!< Cortex-M Core */
bogdanm 73:1efda918f0ba 77
bogdanm 73:1efda918f0ba 78
bogdanm 73:1efda918f0ba 79 #if defined ( __CC_ARM )
bogdanm 73:1efda918f0ba 80 #define __ASM __asm /*!< asm keyword for ARM Compiler */
bogdanm 73:1efda918f0ba 81 #define __INLINE __inline /*!< inline keyword for ARM Compiler */
bogdanm 73:1efda918f0ba 82 #define __STATIC_INLINE static __inline
bogdanm 73:1efda918f0ba 83
bogdanm 73:1efda918f0ba 84 #elif defined ( __ICCARM__ )
bogdanm 73:1efda918f0ba 85 #define __ASM __asm /*!< asm keyword for IAR Compiler */
bogdanm 73:1efda918f0ba 86 #define __INLINE inline /*!< inline keyword for IAR Compiler. Only available in High optimization mode! */
bogdanm 73:1efda918f0ba 87 #define __STATIC_INLINE static inline
bogdanm 73:1efda918f0ba 88
bogdanm 73:1efda918f0ba 89 #elif defined ( __GNUC__ )
bogdanm 73:1efda918f0ba 90 #define __ASM __asm /*!< asm keyword for GNU Compiler */
bogdanm 73:1efda918f0ba 91 #define __INLINE inline /*!< inline keyword for GNU Compiler */
bogdanm 73:1efda918f0ba 92 #define __STATIC_INLINE static inline
bogdanm 73:1efda918f0ba 93
bogdanm 73:1efda918f0ba 94 #elif defined ( __TASKING__ )
bogdanm 73:1efda918f0ba 95 #define __ASM __asm /*!< asm keyword for TASKING Compiler */
bogdanm 73:1efda918f0ba 96 #define __INLINE inline /*!< inline keyword for TASKING Compiler */
bogdanm 73:1efda918f0ba 97 #define __STATIC_INLINE static inline
bogdanm 73:1efda918f0ba 98
bogdanm 73:1efda918f0ba 99 #endif
bogdanm 73:1efda918f0ba 100
bogdanm 73:1efda918f0ba 101 /** __FPU_USED indicates whether an FPU is used or not. This core does not support an FPU at all
bogdanm 73:1efda918f0ba 102 */
bogdanm 73:1efda918f0ba 103 #define __FPU_USED 0
bogdanm 73:1efda918f0ba 104
bogdanm 73:1efda918f0ba 105 #if defined ( __CC_ARM )
bogdanm 73:1efda918f0ba 106 #if defined __TARGET_FPU_VFP
bogdanm 73:1efda918f0ba 107 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
bogdanm 73:1efda918f0ba 108 #endif
bogdanm 73:1efda918f0ba 109
bogdanm 73:1efda918f0ba 110 #elif defined ( __ICCARM__ )
bogdanm 73:1efda918f0ba 111 #if defined __ARMVFP__
bogdanm 73:1efda918f0ba 112 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
bogdanm 73:1efda918f0ba 113 #endif
bogdanm 73:1efda918f0ba 114
bogdanm 73:1efda918f0ba 115 #elif defined ( __GNUC__ )
bogdanm 73:1efda918f0ba 116 #if defined (__VFP_FP__) && !defined(__SOFTFP__)
bogdanm 73:1efda918f0ba 117 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
bogdanm 73:1efda918f0ba 118 #endif
bogdanm 73:1efda918f0ba 119
bogdanm 73:1efda918f0ba 120 #elif defined ( __TASKING__ )
bogdanm 73:1efda918f0ba 121 #if defined __FPU_VFP__
bogdanm 73:1efda918f0ba 122 #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
bogdanm 73:1efda918f0ba 123 #endif
bogdanm 73:1efda918f0ba 124 #endif
bogdanm 73:1efda918f0ba 125
bogdanm 73:1efda918f0ba 126 #include <stdint.h> /* standard types definitions */
bogdanm 73:1efda918f0ba 127 #include <core_cmInstr.h> /* Core Instruction Access */
bogdanm 73:1efda918f0ba 128 #include <core_cmFunc.h> /* Core Function Access */
bogdanm 73:1efda918f0ba 129
bogdanm 73:1efda918f0ba 130 #endif /* __CORE_CM0_H_GENERIC */
bogdanm 73:1efda918f0ba 131
bogdanm 73:1efda918f0ba 132 #ifndef __CMSIS_GENERIC
bogdanm 73:1efda918f0ba 133
bogdanm 73:1efda918f0ba 134 #ifndef __CORE_CM0_H_DEPENDANT
bogdanm 73:1efda918f0ba 135 #define __CORE_CM0_H_DEPENDANT
bogdanm 73:1efda918f0ba 136
bogdanm 73:1efda918f0ba 137 /* check device defines and use defaults */
bogdanm 73:1efda918f0ba 138 #if defined __CHECK_DEVICE_DEFINES
bogdanm 73:1efda918f0ba 139 #ifndef __CM0_REV
bogdanm 73:1efda918f0ba 140 #define __CM0_REV 0x0000
bogdanm 73:1efda918f0ba 141 #warning "__CM0_REV not defined in device header file; using default!"
bogdanm 73:1efda918f0ba 142 #endif
bogdanm 73:1efda918f0ba 143
bogdanm 73:1efda918f0ba 144 #ifndef __NVIC_PRIO_BITS
bogdanm 73:1efda918f0ba 145 #define __NVIC_PRIO_BITS 2
bogdanm 73:1efda918f0ba 146 #warning "__NVIC_PRIO_BITS not defined in device header file; using default!"
bogdanm 73:1efda918f0ba 147 #endif
bogdanm 73:1efda918f0ba 148
bogdanm 73:1efda918f0ba 149 #ifndef __Vendor_SysTickConfig
bogdanm 73:1efda918f0ba 150 #define __Vendor_SysTickConfig 0
bogdanm 73:1efda918f0ba 151 #warning "__Vendor_SysTickConfig not defined in device header file; using default!"
bogdanm 73:1efda918f0ba 152 #endif
bogdanm 73:1efda918f0ba 153 #endif
bogdanm 73:1efda918f0ba 154
bogdanm 73:1efda918f0ba 155 /* IO definitions (access restrictions to peripheral registers) */
bogdanm 73:1efda918f0ba 156 /**
bogdanm 73:1efda918f0ba 157 \defgroup CMSIS_glob_defs CMSIS Global Defines
bogdanm 73:1efda918f0ba 158
bogdanm 73:1efda918f0ba 159 <strong>IO Type Qualifiers</strong> are used
bogdanm 73:1efda918f0ba 160 \li to specify the access to peripheral variables.
bogdanm 73:1efda918f0ba 161 \li for automatic generation of peripheral register debug information.
bogdanm 73:1efda918f0ba 162 */
bogdanm 73:1efda918f0ba 163 #ifdef __cplusplus
bogdanm 73:1efda918f0ba 164 #define __I volatile /*!< Defines 'read only' permissions */
bogdanm 73:1efda918f0ba 165 #else
bogdanm 73:1efda918f0ba 166 #define __I volatile const /*!< Defines 'read only' permissions */
bogdanm 73:1efda918f0ba 167 #endif
bogdanm 73:1efda918f0ba 168 #define __O volatile /*!< Defines 'write only' permissions */
bogdanm 73:1efda918f0ba 169 #define __IO volatile /*!< Defines 'read / write' permissions */
bogdanm 73:1efda918f0ba 170
bogdanm 73:1efda918f0ba 171 /*@} end of group Cortex_M0 */
bogdanm 73:1efda918f0ba 172
bogdanm 73:1efda918f0ba 173
bogdanm 73:1efda918f0ba 174
bogdanm 73:1efda918f0ba 175 /*******************************************************************************
bogdanm 73:1efda918f0ba 176 * Register Abstraction
bogdanm 73:1efda918f0ba 177 Core Register contain:
bogdanm 73:1efda918f0ba 178 - Core Register
bogdanm 73:1efda918f0ba 179 - Core NVIC Register
bogdanm 73:1efda918f0ba 180 - Core SCB Register
bogdanm 73:1efda918f0ba 181 - Core SysTick Register
bogdanm 73:1efda918f0ba 182 ******************************************************************************/
bogdanm 73:1efda918f0ba 183 /** \defgroup CMSIS_core_register Defines and Type Definitions
bogdanm 73:1efda918f0ba 184 \brief Type definitions and defines for Cortex-M processor based devices.
bogdanm 73:1efda918f0ba 185 */
bogdanm 73:1efda918f0ba 186
bogdanm 73:1efda918f0ba 187 /** \ingroup CMSIS_core_register
bogdanm 73:1efda918f0ba 188 \defgroup CMSIS_CORE Status and Control Registers
bogdanm 73:1efda918f0ba 189 \brief Core Register type definitions.
bogdanm 73:1efda918f0ba 190 @{
bogdanm 73:1efda918f0ba 191 */
bogdanm 73:1efda918f0ba 192
bogdanm 73:1efda918f0ba 193 /** \brief Union type to access the Application Program Status Register (APSR).
bogdanm 73:1efda918f0ba 194 */
bogdanm 73:1efda918f0ba 195 typedef union
bogdanm 73:1efda918f0ba 196 {
bogdanm 73:1efda918f0ba 197 struct
bogdanm 73:1efda918f0ba 198 {
bogdanm 73:1efda918f0ba 199 #if (__CORTEX_M != 0x04)
bogdanm 73:1efda918f0ba 200 uint32_t _reserved0:27; /*!< bit: 0..26 Reserved */
bogdanm 73:1efda918f0ba 201 #else
bogdanm 73:1efda918f0ba 202 uint32_t _reserved0:16; /*!< bit: 0..15 Reserved */
bogdanm 73:1efda918f0ba 203 uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */
bogdanm 73:1efda918f0ba 204 uint32_t _reserved1:7; /*!< bit: 20..26 Reserved */
bogdanm 73:1efda918f0ba 205 #endif
bogdanm 73:1efda918f0ba 206 uint32_t Q:1; /*!< bit: 27 Saturation condition flag */
bogdanm 73:1efda918f0ba 207 uint32_t V:1; /*!< bit: 28 Overflow condition code flag */
bogdanm 73:1efda918f0ba 208 uint32_t C:1; /*!< bit: 29 Carry condition code flag */
bogdanm 73:1efda918f0ba 209 uint32_t Z:1; /*!< bit: 30 Zero condition code flag */
bogdanm 73:1efda918f0ba 210 uint32_t N:1; /*!< bit: 31 Negative condition code flag */
bogdanm 73:1efda918f0ba 211 } b; /*!< Structure used for bit access */
bogdanm 73:1efda918f0ba 212 uint32_t w; /*!< Type used for word access */
bogdanm 73:1efda918f0ba 213 } APSR_Type;
bogdanm 73:1efda918f0ba 214
bogdanm 73:1efda918f0ba 215
bogdanm 73:1efda918f0ba 216 /** \brief Union type to access the Interrupt Program Status Register (IPSR).
bogdanm 73:1efda918f0ba 217 */
bogdanm 73:1efda918f0ba 218 typedef union
bogdanm 73:1efda918f0ba 219 {
bogdanm 73:1efda918f0ba 220 struct
bogdanm 73:1efda918f0ba 221 {
bogdanm 73:1efda918f0ba 222 uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */
bogdanm 73:1efda918f0ba 223 uint32_t _reserved0:23; /*!< bit: 9..31 Reserved */
bogdanm 73:1efda918f0ba 224 } b; /*!< Structure used for bit access */
bogdanm 73:1efda918f0ba 225 uint32_t w; /*!< Type used for word access */
bogdanm 73:1efda918f0ba 226 } IPSR_Type;
bogdanm 73:1efda918f0ba 227
bogdanm 73:1efda918f0ba 228
bogdanm 73:1efda918f0ba 229 /** \brief Union type to access the Special-Purpose Program Status Registers (xPSR).
bogdanm 73:1efda918f0ba 230 */
bogdanm 73:1efda918f0ba 231 typedef union
bogdanm 73:1efda918f0ba 232 {
bogdanm 73:1efda918f0ba 233 struct
bogdanm 73:1efda918f0ba 234 {
bogdanm 73:1efda918f0ba 235 uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */
bogdanm 73:1efda918f0ba 236 #if (__CORTEX_M != 0x04)
bogdanm 73:1efda918f0ba 237 uint32_t _reserved0:15; /*!< bit: 9..23 Reserved */
bogdanm 73:1efda918f0ba 238 #else
bogdanm 73:1efda918f0ba 239 uint32_t _reserved0:7; /*!< bit: 9..15 Reserved */
bogdanm 73:1efda918f0ba 240 uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */
bogdanm 73:1efda918f0ba 241 uint32_t _reserved1:4; /*!< bit: 20..23 Reserved */
bogdanm 73:1efda918f0ba 242 #endif
bogdanm 73:1efda918f0ba 243 uint32_t T:1; /*!< bit: 24 Thumb bit (read 0) */
bogdanm 73:1efda918f0ba 244 uint32_t IT:2; /*!< bit: 25..26 saved IT state (read 0) */
bogdanm 73:1efda918f0ba 245 uint32_t Q:1; /*!< bit: 27 Saturation condition flag */
bogdanm 73:1efda918f0ba 246 uint32_t V:1; /*!< bit: 28 Overflow condition code flag */
bogdanm 73:1efda918f0ba 247 uint32_t C:1; /*!< bit: 29 Carry condition code flag */
bogdanm 73:1efda918f0ba 248 uint32_t Z:1; /*!< bit: 30 Zero condition code flag */
bogdanm 73:1efda918f0ba 249 uint32_t N:1; /*!< bit: 31 Negative condition code flag */
bogdanm 73:1efda918f0ba 250 } b; /*!< Structure used for bit access */
bogdanm 73:1efda918f0ba 251 uint32_t w; /*!< Type used for word access */
bogdanm 73:1efda918f0ba 252 } xPSR_Type;
bogdanm 73:1efda918f0ba 253
bogdanm 73:1efda918f0ba 254
bogdanm 73:1efda918f0ba 255 /** \brief Union type to access the Control Registers (CONTROL).
bogdanm 73:1efda918f0ba 256 */
bogdanm 73:1efda918f0ba 257 typedef union
bogdanm 73:1efda918f0ba 258 {
bogdanm 73:1efda918f0ba 259 struct
bogdanm 73:1efda918f0ba 260 {
bogdanm 73:1efda918f0ba 261 uint32_t nPRIV:1; /*!< bit: 0 Execution privilege in Thread mode */
bogdanm 73:1efda918f0ba 262 uint32_t SPSEL:1; /*!< bit: 1 Stack to be used */
bogdanm 73:1efda918f0ba 263 uint32_t FPCA:1; /*!< bit: 2 FP extension active flag */
bogdanm 73:1efda918f0ba 264 uint32_t _reserved0:29; /*!< bit: 3..31 Reserved */
bogdanm 73:1efda918f0ba 265 } b; /*!< Structure used for bit access */
bogdanm 73:1efda918f0ba 266 uint32_t w; /*!< Type used for word access */
bogdanm 73:1efda918f0ba 267 } CONTROL_Type;
bogdanm 73:1efda918f0ba 268
bogdanm 73:1efda918f0ba 269 /*@} end of group CMSIS_CORE */
bogdanm 73:1efda918f0ba 270
bogdanm 73:1efda918f0ba 271
bogdanm 73:1efda918f0ba 272 /** \ingroup CMSIS_core_register
bogdanm 73:1efda918f0ba 273 \defgroup CMSIS_NVIC Nested Vectored Interrupt Controller (NVIC)
bogdanm 73:1efda918f0ba 274 \brief Type definitions for the NVIC Registers
bogdanm 73:1efda918f0ba 275 @{
bogdanm 73:1efda918f0ba 276 */
bogdanm 73:1efda918f0ba 277
bogdanm 73:1efda918f0ba 278 /** \brief Structure type to access the Nested Vectored Interrupt Controller (NVIC).
bogdanm 73:1efda918f0ba 279 */
bogdanm 73:1efda918f0ba 280 typedef struct
bogdanm 73:1efda918f0ba 281 {
bogdanm 73:1efda918f0ba 282 __IO uint32_t ISER[1]; /*!< Offset: 0x000 (R/W) Interrupt Set Enable Register */
bogdanm 73:1efda918f0ba 283 uint32_t RESERVED0[31];
bogdanm 73:1efda918f0ba 284 __IO uint32_t ICER[1]; /*!< Offset: 0x080 (R/W) Interrupt Clear Enable Register */
bogdanm 73:1efda918f0ba 285 uint32_t RSERVED1[31];
bogdanm 73:1efda918f0ba 286 __IO uint32_t ISPR[1]; /*!< Offset: 0x100 (R/W) Interrupt Set Pending Register */
bogdanm 73:1efda918f0ba 287 uint32_t RESERVED2[31];
bogdanm 73:1efda918f0ba 288 __IO uint32_t ICPR[1]; /*!< Offset: 0x180 (R/W) Interrupt Clear Pending Register */
bogdanm 73:1efda918f0ba 289 uint32_t RESERVED3[31];
bogdanm 73:1efda918f0ba 290 uint32_t RESERVED4[64];
bogdanm 73:1efda918f0ba 291 __IO uint32_t IP[8]; /*!< Offset: 0x300 (R/W) Interrupt Priority Register */
bogdanm 73:1efda918f0ba 292 } NVIC_Type;
bogdanm 73:1efda918f0ba 293
bogdanm 73:1efda918f0ba 294 /*@} end of group CMSIS_NVIC */
bogdanm 73:1efda918f0ba 295
bogdanm 73:1efda918f0ba 296
bogdanm 73:1efda918f0ba 297 /** \ingroup CMSIS_core_register
bogdanm 73:1efda918f0ba 298 \defgroup CMSIS_SCB System Control Block (SCB)
bogdanm 73:1efda918f0ba 299 \brief Type definitions for the System Control Block Registers
bogdanm 73:1efda918f0ba 300 @{
bogdanm 73:1efda918f0ba 301 */
bogdanm 73:1efda918f0ba 302
bogdanm 73:1efda918f0ba 303 /** \brief Structure type to access the System Control Block (SCB).
bogdanm 73:1efda918f0ba 304 */
bogdanm 73:1efda918f0ba 305 typedef struct
bogdanm 73:1efda918f0ba 306 {
bogdanm 73:1efda918f0ba 307 __I uint32_t CPUID; /*!< Offset: 0x000 (R/ ) CPUID Base Register */
bogdanm 73:1efda918f0ba 308 __IO uint32_t ICSR; /*!< Offset: 0x004 (R/W) Interrupt Control and State Register */
bogdanm 73:1efda918f0ba 309 uint32_t RESERVED0;
bogdanm 73:1efda918f0ba 310 __IO uint32_t AIRCR; /*!< Offset: 0x00C (R/W) Application Interrupt and Reset Control Register */
bogdanm 73:1efda918f0ba 311 __IO uint32_t SCR; /*!< Offset: 0x010 (R/W) System Control Register */
bogdanm 73:1efda918f0ba 312 __IO uint32_t CCR; /*!< Offset: 0x014 (R/W) Configuration Control Register */
bogdanm 73:1efda918f0ba 313 uint32_t RESERVED1;
bogdanm 73:1efda918f0ba 314 __IO uint32_t SHP[2]; /*!< Offset: 0x01C (R/W) System Handlers Priority Registers. [0] is RESERVED */
bogdanm 73:1efda918f0ba 315 __IO uint32_t SHCSR; /*!< Offset: 0x024 (R/W) System Handler Control and State Register */
bogdanm 73:1efda918f0ba 316 } SCB_Type;
bogdanm 73:1efda918f0ba 317
bogdanm 73:1efda918f0ba 318 /* SCB CPUID Register Definitions */
bogdanm 73:1efda918f0ba 319 #define SCB_CPUID_IMPLEMENTER_Pos 24 /*!< SCB CPUID: IMPLEMENTER Position */
bogdanm 73:1efda918f0ba 320 #define SCB_CPUID_IMPLEMENTER_Msk (0xFFUL << SCB_CPUID_IMPLEMENTER_Pos) /*!< SCB CPUID: IMPLEMENTER Mask */
bogdanm 73:1efda918f0ba 321
bogdanm 73:1efda918f0ba 322 #define SCB_CPUID_VARIANT_Pos 20 /*!< SCB CPUID: VARIANT Position */
bogdanm 73:1efda918f0ba 323 #define SCB_CPUID_VARIANT_Msk (0xFUL << SCB_CPUID_VARIANT_Pos) /*!< SCB CPUID: VARIANT Mask */
bogdanm 73:1efda918f0ba 324
bogdanm 73:1efda918f0ba 325 #define SCB_CPUID_ARCHITECTURE_Pos 16 /*!< SCB CPUID: ARCHITECTURE Position */
bogdanm 73:1efda918f0ba 326 #define SCB_CPUID_ARCHITECTURE_Msk (0xFUL << SCB_CPUID_ARCHITECTURE_Pos) /*!< SCB CPUID: ARCHITECTURE Mask */
bogdanm 73:1efda918f0ba 327
bogdanm 73:1efda918f0ba 328 #define SCB_CPUID_PARTNO_Pos 4 /*!< SCB CPUID: PARTNO Position */
bogdanm 73:1efda918f0ba 329 #define SCB_CPUID_PARTNO_Msk (0xFFFUL << SCB_CPUID_PARTNO_Pos) /*!< SCB CPUID: PARTNO Mask */
bogdanm 73:1efda918f0ba 330
bogdanm 73:1efda918f0ba 331 #define SCB_CPUID_REVISION_Pos 0 /*!< SCB CPUID: REVISION Position */
bogdanm 73:1efda918f0ba 332 #define SCB_CPUID_REVISION_Msk (0xFUL << SCB_CPUID_REVISION_Pos) /*!< SCB CPUID: REVISION Mask */
bogdanm 73:1efda918f0ba 333
bogdanm 73:1efda918f0ba 334 /* SCB Interrupt Control State Register Definitions */
bogdanm 73:1efda918f0ba 335 #define SCB_ICSR_NMIPENDSET_Pos 31 /*!< SCB ICSR: NMIPENDSET Position */
bogdanm 73:1efda918f0ba 336 #define SCB_ICSR_NMIPENDSET_Msk (1UL << SCB_ICSR_NMIPENDSET_Pos) /*!< SCB ICSR: NMIPENDSET Mask */
bogdanm 73:1efda918f0ba 337
bogdanm 73:1efda918f0ba 338 #define SCB_ICSR_PENDSVSET_Pos 28 /*!< SCB ICSR: PENDSVSET Position */
bogdanm 73:1efda918f0ba 339 #define SCB_ICSR_PENDSVSET_Msk (1UL << SCB_ICSR_PENDSVSET_Pos) /*!< SCB ICSR: PENDSVSET Mask */
bogdanm 73:1efda918f0ba 340
bogdanm 73:1efda918f0ba 341 #define SCB_ICSR_PENDSVCLR_Pos 27 /*!< SCB ICSR: PENDSVCLR Position */
bogdanm 73:1efda918f0ba 342 #define SCB_ICSR_PENDSVCLR_Msk (1UL << SCB_ICSR_PENDSVCLR_Pos) /*!< SCB ICSR: PENDSVCLR Mask */
bogdanm 73:1efda918f0ba 343
bogdanm 73:1efda918f0ba 344 #define SCB_ICSR_PENDSTSET_Pos 26 /*!< SCB ICSR: PENDSTSET Position */
bogdanm 73:1efda918f0ba 345 #define SCB_ICSR_PENDSTSET_Msk (1UL << SCB_ICSR_PENDSTSET_Pos) /*!< SCB ICSR: PENDSTSET Mask */
bogdanm 73:1efda918f0ba 346
bogdanm 73:1efda918f0ba 347 #define SCB_ICSR_PENDSTCLR_Pos 25 /*!< SCB ICSR: PENDSTCLR Position */
bogdanm 73:1efda918f0ba 348 #define SCB_ICSR_PENDSTCLR_Msk (1UL << SCB_ICSR_PENDSTCLR_Pos) /*!< SCB ICSR: PENDSTCLR Mask */
bogdanm 73:1efda918f0ba 349
bogdanm 73:1efda918f0ba 350 #define SCB_ICSR_ISRPREEMPT_Pos 23 /*!< SCB ICSR: ISRPREEMPT Position */
bogdanm 73:1efda918f0ba 351 #define SCB_ICSR_ISRPREEMPT_Msk (1UL << SCB_ICSR_ISRPREEMPT_Pos) /*!< SCB ICSR: ISRPREEMPT Mask */
bogdanm 73:1efda918f0ba 352
bogdanm 73:1efda918f0ba 353 #define SCB_ICSR_ISRPENDING_Pos 22 /*!< SCB ICSR: ISRPENDING Position */
bogdanm 73:1efda918f0ba 354 #define SCB_ICSR_ISRPENDING_Msk (1UL << SCB_ICSR_ISRPENDING_Pos) /*!< SCB ICSR: ISRPENDING Mask */
bogdanm 73:1efda918f0ba 355
bogdanm 73:1efda918f0ba 356 #define SCB_ICSR_VECTPENDING_Pos 12 /*!< SCB ICSR: VECTPENDING Position */
bogdanm 73:1efda918f0ba 357 #define SCB_ICSR_VECTPENDING_Msk (0x1FFUL << SCB_ICSR_VECTPENDING_Pos) /*!< SCB ICSR: VECTPENDING Mask */
bogdanm 73:1efda918f0ba 358
bogdanm 73:1efda918f0ba 359 #define SCB_ICSR_VECTACTIVE_Pos 0 /*!< SCB ICSR: VECTACTIVE Position */
bogdanm 73:1efda918f0ba 360 #define SCB_ICSR_VECTACTIVE_Msk (0x1FFUL << SCB_ICSR_VECTACTIVE_Pos) /*!< SCB ICSR: VECTACTIVE Mask */
bogdanm 73:1efda918f0ba 361
bogdanm 73:1efda918f0ba 362 /* SCB Application Interrupt and Reset Control Register Definitions */
bogdanm 73:1efda918f0ba 363 #define SCB_AIRCR_VECTKEY_Pos 16 /*!< SCB AIRCR: VECTKEY Position */
bogdanm 73:1efda918f0ba 364 #define SCB_AIRCR_VECTKEY_Msk (0xFFFFUL << SCB_AIRCR_VECTKEY_Pos) /*!< SCB AIRCR: VECTKEY Mask */
bogdanm 73:1efda918f0ba 365
bogdanm 73:1efda918f0ba 366 #define SCB_AIRCR_VECTKEYSTAT_Pos 16 /*!< SCB AIRCR: VECTKEYSTAT Position */
bogdanm 73:1efda918f0ba 367 #define SCB_AIRCR_VECTKEYSTAT_Msk (0xFFFFUL << SCB_AIRCR_VECTKEYSTAT_Pos) /*!< SCB AIRCR: VECTKEYSTAT Mask */
bogdanm 73:1efda918f0ba 368
bogdanm 73:1efda918f0ba 369 #define SCB_AIRCR_ENDIANESS_Pos 15 /*!< SCB AIRCR: ENDIANESS Position */
bogdanm 73:1efda918f0ba 370 #define SCB_AIRCR_ENDIANESS_Msk (1UL << SCB_AIRCR_ENDIANESS_Pos) /*!< SCB AIRCR: ENDIANESS Mask */
bogdanm 73:1efda918f0ba 371
bogdanm 73:1efda918f0ba 372 #define SCB_AIRCR_SYSRESETREQ_Pos 2 /*!< SCB AIRCR: SYSRESETREQ Position */
bogdanm 73:1efda918f0ba 373 #define SCB_AIRCR_SYSRESETREQ_Msk (1UL << SCB_AIRCR_SYSRESETREQ_Pos) /*!< SCB AIRCR: SYSRESETREQ Mask */
bogdanm 73:1efda918f0ba 374
bogdanm 73:1efda918f0ba 375 #define SCB_AIRCR_VECTCLRACTIVE_Pos 1 /*!< SCB AIRCR: VECTCLRACTIVE Position */
bogdanm 73:1efda918f0ba 376 #define SCB_AIRCR_VECTCLRACTIVE_Msk (1UL << SCB_AIRCR_VECTCLRACTIVE_Pos) /*!< SCB AIRCR: VECTCLRACTIVE Mask */
bogdanm 73:1efda918f0ba 377
bogdanm 73:1efda918f0ba 378 /* SCB System Control Register Definitions */
bogdanm 73:1efda918f0ba 379 #define SCB_SCR_SEVONPEND_Pos 4 /*!< SCB SCR: SEVONPEND Position */
bogdanm 73:1efda918f0ba 380 #define SCB_SCR_SEVONPEND_Msk (1UL << SCB_SCR_SEVONPEND_Pos) /*!< SCB SCR: SEVONPEND Mask */
bogdanm 73:1efda918f0ba 381
bogdanm 73:1efda918f0ba 382 #define SCB_SCR_SLEEPDEEP_Pos 2 /*!< SCB SCR: SLEEPDEEP Position */
bogdanm 73:1efda918f0ba 383 #define SCB_SCR_SLEEPDEEP_Msk (1UL << SCB_SCR_SLEEPDEEP_Pos) /*!< SCB SCR: SLEEPDEEP Mask */
bogdanm 73:1efda918f0ba 384
bogdanm 73:1efda918f0ba 385 #define SCB_SCR_SLEEPONEXIT_Pos 1 /*!< SCB SCR: SLEEPONEXIT Position */
bogdanm 73:1efda918f0ba 386 #define SCB_SCR_SLEEPONEXIT_Msk (1UL << SCB_SCR_SLEEPONEXIT_Pos) /*!< SCB SCR: SLEEPONEXIT Mask */
bogdanm 73:1efda918f0ba 387
bogdanm 73:1efda918f0ba 388 /* SCB Configuration Control Register Definitions */
bogdanm 73:1efda918f0ba 389 #define SCB_CCR_STKALIGN_Pos 9 /*!< SCB CCR: STKALIGN Position */
bogdanm 73:1efda918f0ba 390 #define SCB_CCR_STKALIGN_Msk (1UL << SCB_CCR_STKALIGN_Pos) /*!< SCB CCR: STKALIGN Mask */
bogdanm 73:1efda918f0ba 391
bogdanm 73:1efda918f0ba 392 #define SCB_CCR_UNALIGN_TRP_Pos 3 /*!< SCB CCR: UNALIGN_TRP Position */
bogdanm 73:1efda918f0ba 393 #define SCB_CCR_UNALIGN_TRP_Msk (1UL << SCB_CCR_UNALIGN_TRP_Pos) /*!< SCB CCR: UNALIGN_TRP Mask */
bogdanm 73:1efda918f0ba 394
bogdanm 73:1efda918f0ba 395 /* SCB System Handler Control and State Register Definitions */
bogdanm 73:1efda918f0ba 396 #define SCB_SHCSR_SVCALLPENDED_Pos 15 /*!< SCB SHCSR: SVCALLPENDED Position */
bogdanm 73:1efda918f0ba 397 #define SCB_SHCSR_SVCALLPENDED_Msk (1UL << SCB_SHCSR_SVCALLPENDED_Pos) /*!< SCB SHCSR: SVCALLPENDED Mask */
bogdanm 73:1efda918f0ba 398
bogdanm 73:1efda918f0ba 399 /*@} end of group CMSIS_SCB */
bogdanm 73:1efda918f0ba 400
bogdanm 73:1efda918f0ba 401
bogdanm 73:1efda918f0ba 402 /** \ingroup CMSIS_core_register
bogdanm 73:1efda918f0ba 403 \defgroup CMSIS_SysTick System Tick Timer (SysTick)
bogdanm 73:1efda918f0ba 404 \brief Type definitions for the System Timer Registers.
bogdanm 73:1efda918f0ba 405 @{
bogdanm 73:1efda918f0ba 406 */
bogdanm 73:1efda918f0ba 407
bogdanm 73:1efda918f0ba 408 /** \brief Structure type to access the System Timer (SysTick).
bogdanm 73:1efda918f0ba 409 */
bogdanm 73:1efda918f0ba 410 typedef struct
bogdanm 73:1efda918f0ba 411 {
bogdanm 73:1efda918f0ba 412 __IO uint32_t CTRL; /*!< Offset: 0x000 (R/W) SysTick Control and Status Register */
bogdanm 73:1efda918f0ba 413 __IO uint32_t LOAD; /*!< Offset: 0x004 (R/W) SysTick Reload Value Register */
bogdanm 73:1efda918f0ba 414 __IO uint32_t VAL; /*!< Offset: 0x008 (R/W) SysTick Current Value Register */
bogdanm 73:1efda918f0ba 415 __I uint32_t CALIB; /*!< Offset: 0x00C (R/ ) SysTick Calibration Register */
bogdanm 73:1efda918f0ba 416 } SysTick_Type;
bogdanm 73:1efda918f0ba 417
bogdanm 73:1efda918f0ba 418 /* SysTick Control / Status Register Definitions */
bogdanm 73:1efda918f0ba 419 #define SysTick_CTRL_COUNTFLAG_Pos 16 /*!< SysTick CTRL: COUNTFLAG Position */
bogdanm 73:1efda918f0ba 420 #define SysTick_CTRL_COUNTFLAG_Msk (1UL << SysTick_CTRL_COUNTFLAG_Pos) /*!< SysTick CTRL: COUNTFLAG Mask */
bogdanm 73:1efda918f0ba 421
bogdanm 73:1efda918f0ba 422 #define SysTick_CTRL_CLKSOURCE_Pos 2 /*!< SysTick CTRL: CLKSOURCE Position */
bogdanm 73:1efda918f0ba 423 #define SysTick_CTRL_CLKSOURCE_Msk (1UL << SysTick_CTRL_CLKSOURCE_Pos) /*!< SysTick CTRL: CLKSOURCE Mask */
bogdanm 73:1efda918f0ba 424
bogdanm 73:1efda918f0ba 425 #define SysTick_CTRL_TICKINT_Pos 1 /*!< SysTick CTRL: TICKINT Position */
bogdanm 73:1efda918f0ba 426 #define SysTick_CTRL_TICKINT_Msk (1UL << SysTick_CTRL_TICKINT_Pos) /*!< SysTick CTRL: TICKINT Mask */
bogdanm 73:1efda918f0ba 427
bogdanm 73:1efda918f0ba 428 #define SysTick_CTRL_ENABLE_Pos 0 /*!< SysTick CTRL: ENABLE Position */
bogdanm 73:1efda918f0ba 429 #define SysTick_CTRL_ENABLE_Msk (1UL << SysTick_CTRL_ENABLE_Pos) /*!< SysTick CTRL: ENABLE Mask */
bogdanm 73:1efda918f0ba 430
bogdanm 73:1efda918f0ba 431 /* SysTick Reload Register Definitions */
bogdanm 73:1efda918f0ba 432 #define SysTick_LOAD_RELOAD_Pos 0 /*!< SysTick LOAD: RELOAD Position */
bogdanm 73:1efda918f0ba 433 #define SysTick_LOAD_RELOAD_Msk (0xFFFFFFUL << SysTick_LOAD_RELOAD_Pos) /*!< SysTick LOAD: RELOAD Mask */
bogdanm 73:1efda918f0ba 434
bogdanm 73:1efda918f0ba 435 /* SysTick Current Register Definitions */
bogdanm 73:1efda918f0ba 436 #define SysTick_VAL_CURRENT_Pos 0 /*!< SysTick VAL: CURRENT Position */
bogdanm 73:1efda918f0ba 437 #define SysTick_VAL_CURRENT_Msk (0xFFFFFFUL << SysTick_VAL_CURRENT_Pos) /*!< SysTick VAL: CURRENT Mask */
bogdanm 73:1efda918f0ba 438
bogdanm 73:1efda918f0ba 439 /* SysTick Calibration Register Definitions */
bogdanm 73:1efda918f0ba 440 #define SysTick_CALIB_NOREF_Pos 31 /*!< SysTick CALIB: NOREF Position */
bogdanm 73:1efda918f0ba 441 #define SysTick_CALIB_NOREF_Msk (1UL << SysTick_CALIB_NOREF_Pos) /*!< SysTick CALIB: NOREF Mask */
bogdanm 73:1efda918f0ba 442
bogdanm 73:1efda918f0ba 443 #define SysTick_CALIB_SKEW_Pos 30 /*!< SysTick CALIB: SKEW Position */
bogdanm 73:1efda918f0ba 444 #define SysTick_CALIB_SKEW_Msk (1UL << SysTick_CALIB_SKEW_Pos) /*!< SysTick CALIB: SKEW Mask */
bogdanm 73:1efda918f0ba 445
bogdanm 73:1efda918f0ba 446 #define SysTick_CALIB_TENMS_Pos 0 /*!< SysTick CALIB: TENMS Position */
bogdanm 73:1efda918f0ba 447 #define SysTick_CALIB_TENMS_Msk (0xFFFFFFUL << SysTick_VAL_CURRENT_Pos) /*!< SysTick CALIB: TENMS Mask */
bogdanm 73:1efda918f0ba 448
bogdanm 73:1efda918f0ba 449 /*@} end of group CMSIS_SysTick */
bogdanm 73:1efda918f0ba 450
bogdanm 73:1efda918f0ba 451
bogdanm 73:1efda918f0ba 452 /** \ingroup CMSIS_core_register
bogdanm 73:1efda918f0ba 453 \defgroup CMSIS_CoreDebug Core Debug Registers (CoreDebug)
bogdanm 73:1efda918f0ba 454 \brief Cortex-M0 Core Debug Registers (DCB registers, SHCSR, and DFSR)
bogdanm 73:1efda918f0ba 455 are only accessible over DAP and not via processor. Therefore
bogdanm 73:1efda918f0ba 456 they are not covered by the Cortex-M0 header file.
bogdanm 73:1efda918f0ba 457 @{
bogdanm 73:1efda918f0ba 458 */
bogdanm 73:1efda918f0ba 459 /*@} end of group CMSIS_CoreDebug */
bogdanm 73:1efda918f0ba 460
bogdanm 73:1efda918f0ba 461
bogdanm 73:1efda918f0ba 462 /** \ingroup CMSIS_core_register
bogdanm 73:1efda918f0ba 463 \defgroup CMSIS_core_base Core Definitions
bogdanm 73:1efda918f0ba 464 \brief Definitions for base addresses, unions, and structures.
bogdanm 73:1efda918f0ba 465 @{
bogdanm 73:1efda918f0ba 466 */
bogdanm 73:1efda918f0ba 467
bogdanm 73:1efda918f0ba 468 /* Memory mapping of Cortex-M0 Hardware */
bogdanm 73:1efda918f0ba 469 #define SCS_BASE (0xE000E000UL) /*!< System Control Space Base Address */
bogdanm 73:1efda918f0ba 470 #define SysTick_BASE (SCS_BASE + 0x0010UL) /*!< SysTick Base Address */
bogdanm 73:1efda918f0ba 471 #define NVIC_BASE (SCS_BASE + 0x0100UL) /*!< NVIC Base Address */
bogdanm 73:1efda918f0ba 472 #define SCB_BASE (SCS_BASE + 0x0D00UL) /*!< System Control Block Base Address */
bogdanm 73:1efda918f0ba 473
bogdanm 73:1efda918f0ba 474 #define SCB ((SCB_Type *) SCB_BASE ) /*!< SCB configuration struct */
bogdanm 73:1efda918f0ba 475 #define SysTick ((SysTick_Type *) SysTick_BASE ) /*!< SysTick configuration struct */
bogdanm 73:1efda918f0ba 476 #define NVIC ((NVIC_Type *) NVIC_BASE ) /*!< NVIC configuration struct */
bogdanm 73:1efda918f0ba 477
bogdanm 73:1efda918f0ba 478
bogdanm 73:1efda918f0ba 479 /*@} */
bogdanm 73:1efda918f0ba 480
bogdanm 73:1efda918f0ba 481
bogdanm 73:1efda918f0ba 482
bogdanm 73:1efda918f0ba 483 /*******************************************************************************
bogdanm 73:1efda918f0ba 484 * Hardware Abstraction Layer
bogdanm 73:1efda918f0ba 485 Core Function Interface contains:
bogdanm 73:1efda918f0ba 486 - Core NVIC Functions
bogdanm 73:1efda918f0ba 487 - Core SysTick Functions
bogdanm 73:1efda918f0ba 488 - Core Register Access Functions
bogdanm 73:1efda918f0ba 489 ******************************************************************************/
bogdanm 73:1efda918f0ba 490 /** \defgroup CMSIS_Core_FunctionInterface Functions and Instructions Reference
bogdanm 73:1efda918f0ba 491 */
bogdanm 73:1efda918f0ba 492
bogdanm 73:1efda918f0ba 493
bogdanm 73:1efda918f0ba 494
bogdanm 73:1efda918f0ba 495 /* ########################## NVIC functions #################################### */
bogdanm 73:1efda918f0ba 496 /** \ingroup CMSIS_Core_FunctionInterface
bogdanm 73:1efda918f0ba 497 \defgroup CMSIS_Core_NVICFunctions NVIC Functions
bogdanm 73:1efda918f0ba 498 \brief Functions that manage interrupts and exceptions via the NVIC.
bogdanm 73:1efda918f0ba 499 @{
bogdanm 73:1efda918f0ba 500 */
bogdanm 73:1efda918f0ba 501
bogdanm 73:1efda918f0ba 502 /* Interrupt Priorities are WORD accessible only under ARMv6M */
bogdanm 73:1efda918f0ba 503 /* The following MACROS handle generation of the register offset and byte masks */
bogdanm 73:1efda918f0ba 504 #define _BIT_SHIFT(IRQn) ( (((uint32_t)(IRQn) ) & 0x03) * 8 )
bogdanm 73:1efda918f0ba 505 #define _SHP_IDX(IRQn) ( ((((uint32_t)(IRQn) & 0x0F)-8) >> 2) )
bogdanm 73:1efda918f0ba 506 #define _IP_IDX(IRQn) ( ((uint32_t)(IRQn) >> 2) )
bogdanm 73:1efda918f0ba 507
bogdanm 73:1efda918f0ba 508
bogdanm 73:1efda918f0ba 509 /** \brief Enable External Interrupt
bogdanm 73:1efda918f0ba 510
bogdanm 73:1efda918f0ba 511 The function enables a device-specific interrupt in the NVIC interrupt controller.
bogdanm 73:1efda918f0ba 512
bogdanm 73:1efda918f0ba 513 \param [in] IRQn External interrupt number. Value cannot be negative.
bogdanm 73:1efda918f0ba 514 */
bogdanm 73:1efda918f0ba 515 __STATIC_INLINE void NVIC_EnableIRQ(IRQn_Type IRQn)
bogdanm 73:1efda918f0ba 516 {
bogdanm 73:1efda918f0ba 517 NVIC->ISER[0] = (1 << ((uint32_t)(IRQn) & 0x1F));
bogdanm 73:1efda918f0ba 518 }
bogdanm 73:1efda918f0ba 519
bogdanm 73:1efda918f0ba 520
bogdanm 73:1efda918f0ba 521 /** \brief Disable External Interrupt
bogdanm 73:1efda918f0ba 522
bogdanm 73:1efda918f0ba 523 The function disables a device-specific interrupt in the NVIC interrupt controller.
bogdanm 73:1efda918f0ba 524
bogdanm 73:1efda918f0ba 525 \param [in] IRQn External interrupt number. Value cannot be negative.
bogdanm 73:1efda918f0ba 526 */
bogdanm 73:1efda918f0ba 527 __STATIC_INLINE void NVIC_DisableIRQ(IRQn_Type IRQn)
bogdanm 73:1efda918f0ba 528 {
bogdanm 73:1efda918f0ba 529 NVIC->ICER[0] = (1 << ((uint32_t)(IRQn) & 0x1F));
bogdanm 73:1efda918f0ba 530 }
bogdanm 73:1efda918f0ba 531
bogdanm 73:1efda918f0ba 532
bogdanm 73:1efda918f0ba 533 /** \brief Get Pending Interrupt
bogdanm 73:1efda918f0ba 534
bogdanm 73:1efda918f0ba 535 The function reads the pending register in the NVIC and returns the pending bit
bogdanm 73:1efda918f0ba 536 for the specified interrupt.
bogdanm 73:1efda918f0ba 537
bogdanm 73:1efda918f0ba 538 \param [in] IRQn Interrupt number.
bogdanm 73:1efda918f0ba 539
bogdanm 73:1efda918f0ba 540 \return 0 Interrupt status is not pending.
bogdanm 73:1efda918f0ba 541 \return 1 Interrupt status is pending.
bogdanm 73:1efda918f0ba 542 */
bogdanm 73:1efda918f0ba 543 __STATIC_INLINE uint32_t NVIC_GetPendingIRQ(IRQn_Type IRQn)
bogdanm 73:1efda918f0ba 544 {
bogdanm 73:1efda918f0ba 545 return((uint32_t) ((NVIC->ISPR[0] & (1 << ((uint32_t)(IRQn) & 0x1F)))?1:0));
bogdanm 73:1efda918f0ba 546 }
bogdanm 73:1efda918f0ba 547
bogdanm 73:1efda918f0ba 548
bogdanm 73:1efda918f0ba 549 /** \brief Set Pending Interrupt
bogdanm 73:1efda918f0ba 550
bogdanm 73:1efda918f0ba 551 The function sets the pending bit of an external interrupt.
bogdanm 73:1efda918f0ba 552
bogdanm 73:1efda918f0ba 553 \param [in] IRQn Interrupt number. Value cannot be negative.
bogdanm 73:1efda918f0ba 554 */
bogdanm 73:1efda918f0ba 555 __STATIC_INLINE void NVIC_SetPendingIRQ(IRQn_Type IRQn)
bogdanm 73:1efda918f0ba 556 {
bogdanm 73:1efda918f0ba 557 NVIC->ISPR[0] = (1 << ((uint32_t)(IRQn) & 0x1F));
bogdanm 73:1efda918f0ba 558 }
bogdanm 73:1efda918f0ba 559
bogdanm 73:1efda918f0ba 560
bogdanm 73:1efda918f0ba 561 /** \brief Clear Pending Interrupt
bogdanm 73:1efda918f0ba 562
bogdanm 73:1efda918f0ba 563 The function clears the pending bit of an external interrupt.
bogdanm 73:1efda918f0ba 564
bogdanm 73:1efda918f0ba 565 \param [in] IRQn External interrupt number. Value cannot be negative.
bogdanm 73:1efda918f0ba 566 */
bogdanm 73:1efda918f0ba 567 __STATIC_INLINE void NVIC_ClearPendingIRQ(IRQn_Type IRQn)
bogdanm 73:1efda918f0ba 568 {
bogdanm 73:1efda918f0ba 569 NVIC->ICPR[0] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* Clear pending interrupt */
bogdanm 73:1efda918f0ba 570 }
bogdanm 73:1efda918f0ba 571
bogdanm 73:1efda918f0ba 572
bogdanm 73:1efda918f0ba 573 /** \brief Set Interrupt Priority
bogdanm 73:1efda918f0ba 574
bogdanm 73:1efda918f0ba 575 The function sets the priority of an interrupt.
bogdanm 73:1efda918f0ba 576
bogdanm 73:1efda918f0ba 577 \note The priority cannot be set for every core interrupt.
bogdanm 73:1efda918f0ba 578
bogdanm 73:1efda918f0ba 579 \param [in] IRQn Interrupt number.
bogdanm 73:1efda918f0ba 580 \param [in] priority Priority to set.
bogdanm 73:1efda918f0ba 581 */
bogdanm 73:1efda918f0ba 582 __STATIC_INLINE void NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority)
bogdanm 73:1efda918f0ba 583 {
bogdanm 73:1efda918f0ba 584 if(IRQn < 0) {
bogdanm 73:1efda918f0ba 585 SCB->SHP[_SHP_IDX(IRQn)] = (SCB->SHP[_SHP_IDX(IRQn)] & ~(0xFF << _BIT_SHIFT(IRQn))) |
bogdanm 73:1efda918f0ba 586 (((priority << (8 - __NVIC_PRIO_BITS)) & 0xFF) << _BIT_SHIFT(IRQn)); }
bogdanm 73:1efda918f0ba 587 else {
bogdanm 73:1efda918f0ba 588 NVIC->IP[_IP_IDX(IRQn)] = (NVIC->IP[_IP_IDX(IRQn)] & ~(0xFF << _BIT_SHIFT(IRQn))) |
bogdanm 73:1efda918f0ba 589 (((priority << (8 - __NVIC_PRIO_BITS)) & 0xFF) << _BIT_SHIFT(IRQn)); }
bogdanm 73:1efda918f0ba 590 }
bogdanm 73:1efda918f0ba 591
bogdanm 73:1efda918f0ba 592
bogdanm 73:1efda918f0ba 593 /** \brief Get Interrupt Priority
bogdanm 73:1efda918f0ba 594
bogdanm 73:1efda918f0ba 595 The function reads the priority of an interrupt. The interrupt
bogdanm 73:1efda918f0ba 596 number can be positive to specify an external (device specific)
bogdanm 73:1efda918f0ba 597 interrupt, or negative to specify an internal (core) interrupt.
bogdanm 73:1efda918f0ba 598
bogdanm 73:1efda918f0ba 599
bogdanm 73:1efda918f0ba 600 \param [in] IRQn Interrupt number.
bogdanm 73:1efda918f0ba 601 \return Interrupt Priority. Value is aligned automatically to the implemented
bogdanm 73:1efda918f0ba 602 priority bits of the microcontroller.
bogdanm 73:1efda918f0ba 603 */
bogdanm 73:1efda918f0ba 604 __STATIC_INLINE uint32_t NVIC_GetPriority(IRQn_Type IRQn)
bogdanm 73:1efda918f0ba 605 {
bogdanm 73:1efda918f0ba 606
bogdanm 73:1efda918f0ba 607 if(IRQn < 0) {
bogdanm 73:1efda918f0ba 608 return((uint32_t)(((SCB->SHP[_SHP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & 0xFF) >> (8 - __NVIC_PRIO_BITS))); } /* get priority for Cortex-M0 system interrupts */
bogdanm 73:1efda918f0ba 609 else {
bogdanm 73:1efda918f0ba 610 return((uint32_t)(((NVIC->IP[ _IP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & 0xFF) >> (8 - __NVIC_PRIO_BITS))); } /* get priority for device specific interrupts */
bogdanm 73:1efda918f0ba 611 }
bogdanm 73:1efda918f0ba 612
bogdanm 73:1efda918f0ba 613
bogdanm 73:1efda918f0ba 614 /** \brief System Reset
bogdanm 73:1efda918f0ba 615
bogdanm 73:1efda918f0ba 616 The function initiates a system reset request to reset the MCU.
bogdanm 73:1efda918f0ba 617 */
bogdanm 73:1efda918f0ba 618 __STATIC_INLINE void NVIC_SystemReset(void)
bogdanm 73:1efda918f0ba 619 {
bogdanm 73:1efda918f0ba 620 __DSB(); /* Ensure all outstanding memory accesses included
bogdanm 73:1efda918f0ba 621 buffered write are completed before reset */
bogdanm 73:1efda918f0ba 622 SCB->AIRCR = ((0x5FA << SCB_AIRCR_VECTKEY_Pos) |
bogdanm 73:1efda918f0ba 623 SCB_AIRCR_SYSRESETREQ_Msk);
bogdanm 73:1efda918f0ba 624 __DSB(); /* Ensure completion of memory access */
bogdanm 73:1efda918f0ba 625 while(1); /* wait until reset */
bogdanm 73:1efda918f0ba 626 }
bogdanm 73:1efda918f0ba 627
bogdanm 73:1efda918f0ba 628 /*@} end of CMSIS_Core_NVICFunctions */
bogdanm 73:1efda918f0ba 629
bogdanm 73:1efda918f0ba 630
bogdanm 73:1efda918f0ba 631
bogdanm 73:1efda918f0ba 632 /* ################################## SysTick function ############################################ */
bogdanm 73:1efda918f0ba 633 /** \ingroup CMSIS_Core_FunctionInterface
bogdanm 73:1efda918f0ba 634 \defgroup CMSIS_Core_SysTickFunctions SysTick Functions
bogdanm 73:1efda918f0ba 635 \brief Functions that configure the System.
bogdanm 73:1efda918f0ba 636 @{
bogdanm 73:1efda918f0ba 637 */
bogdanm 73:1efda918f0ba 638
bogdanm 73:1efda918f0ba 639 #if (__Vendor_SysTickConfig == 0)
bogdanm 73:1efda918f0ba 640
bogdanm 73:1efda918f0ba 641 /** \brief System Tick Configuration
bogdanm 73:1efda918f0ba 642
bogdanm 73:1efda918f0ba 643 The function initializes the System Timer and its interrupt, and starts the System Tick Timer.
bogdanm 73:1efda918f0ba 644 Counter is in free running mode to generate periodic interrupts.
bogdanm 73:1efda918f0ba 645
bogdanm 73:1efda918f0ba 646 \param [in] ticks Number of ticks between two interrupts.
bogdanm 73:1efda918f0ba 647
bogdanm 73:1efda918f0ba 648 \return 0 Function succeeded.
bogdanm 73:1efda918f0ba 649 \return 1 Function failed.
bogdanm 73:1efda918f0ba 650
bogdanm 73:1efda918f0ba 651 \note When the variable <b>__Vendor_SysTickConfig</b> is set to 1, then the
bogdanm 73:1efda918f0ba 652 function <b>SysTick_Config</b> is not included. In this case, the file <b><i>device</i>.h</b>
bogdanm 73:1efda918f0ba 653 must contain a vendor-specific implementation of this function.
bogdanm 73:1efda918f0ba 654
bogdanm 73:1efda918f0ba 655 */
bogdanm 73:1efda918f0ba 656 __STATIC_INLINE uint32_t SysTick_Config(uint32_t ticks)
bogdanm 73:1efda918f0ba 657 {
bogdanm 73:1efda918f0ba 658 if ((ticks - 1) > SysTick_LOAD_RELOAD_Msk) return (1); /* Reload value impossible */
bogdanm 73:1efda918f0ba 659
bogdanm 73:1efda918f0ba 660 SysTick->LOAD = ticks - 1; /* set reload register */
bogdanm 73:1efda918f0ba 661 NVIC_SetPriority (SysTick_IRQn, (1<<__NVIC_PRIO_BITS) - 1); /* set Priority for Systick Interrupt */
bogdanm 73:1efda918f0ba 662 SysTick->VAL = 0; /* Load the SysTick Counter Value */
bogdanm 73:1efda918f0ba 663 SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk |
bogdanm 73:1efda918f0ba 664 SysTick_CTRL_TICKINT_Msk |
bogdanm 73:1efda918f0ba 665 SysTick_CTRL_ENABLE_Msk; /* Enable SysTick IRQ and SysTick Timer */
bogdanm 73:1efda918f0ba 666 return (0); /* Function successful */
bogdanm 73:1efda918f0ba 667 }
bogdanm 73:1efda918f0ba 668
bogdanm 73:1efda918f0ba 669 #endif
bogdanm 73:1efda918f0ba 670
bogdanm 73:1efda918f0ba 671 /*@} end of CMSIS_Core_SysTickFunctions */
bogdanm 73:1efda918f0ba 672
bogdanm 73:1efda918f0ba 673
bogdanm 73:1efda918f0ba 674
bogdanm 73:1efda918f0ba 675
bogdanm 73:1efda918f0ba 676 #endif /* __CORE_CM0_H_DEPENDANT */
bogdanm 73:1efda918f0ba 677
bogdanm 73:1efda918f0ba 678 #endif /* __CMSIS_GENERIC */
bogdanm 73:1efda918f0ba 679
bogdanm 73:1efda918f0ba 680 #ifdef __cplusplus
bogdanm 73:1efda918f0ba 681 }
bogdanm 73:1efda918f0ba 682 #endif