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TARGET_LPC812/core_cm0plus.h@71:7ec3cb6bbcc4, 2013-11-29 (annotated)

Committer:
jalp89
Date:
Fri Nov 29 09:39:46 2013 +0000
Revision:
71:7ec3cb6bbcc4
Parent:
64:e3affc9e7238 
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bogdanm 64:e3affc9e7238 1 /**************************************************************************//**
bogdanm 64:e3affc9e7238 2 * @file core_cm0plus.h
bogdanm 64:e3affc9e7238 3 * @brief CMSIS Cortex-M0+ Core Peripheral Access Layer Header File
bogdanm 64:e3affc9e7238 4 * @version V3.20
bogdanm 64:e3affc9e7238 5 * @date 25. February 2013
bogdanm 64:e3affc9e7238 6 *
bogdanm 64:e3affc9e7238 7 * @note
bogdanm 64:e3affc9e7238 8 *
bogdanm 64:e3affc9e7238 9 ******************************************************************************/
bogdanm 64:e3affc9e7238 10 /* Copyright (c) 2009 - 2013 ARM LIMITED
bogdanm 64:e3affc9e7238 11
bogdanm 64:e3affc9e7238 12 All rights reserved.
bogdanm 64:e3affc9e7238 13 Redistribution and use in source and binary forms, with or without
bogdanm 64:e3affc9e7238 14 modification, are permitted provided that the following conditions are met:
bogdanm 64:e3affc9e7238 15 - Redistributions of source code must retain the above copyright
bogdanm 64:e3affc9e7238 16 notice, this list of conditions and the following disclaimer.
bogdanm 64:e3affc9e7238 17 - Redistributions in binary form must reproduce the above copyright
bogdanm 64:e3affc9e7238 18 notice, this list of conditions and the following disclaimer in the
bogdanm 64:e3affc9e7238 19 documentation and/or other materials provided with the distribution.
bogdanm 64:e3affc9e7238 20 - Neither the name of ARM nor the names of its contributors may be used
bogdanm 64:e3affc9e7238 21 to endorse or promote products derived from this software without
bogdanm 64:e3affc9e7238 22 specific prior written permission.
bogdanm 64:e3affc9e7238 23 *
bogdanm 64:e3affc9e7238 24 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
bogdanm 64:e3affc9e7238 25 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
bogdanm 64:e3affc9e7238 26 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
bogdanm 64:e3affc9e7238 27 ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
bogdanm 64:e3affc9e7238 28 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
bogdanm 64:e3affc9e7238 29 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
bogdanm 64:e3affc9e7238 30 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
bogdanm 64:e3affc9e7238 31 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
bogdanm 64:e3affc9e7238 32 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
bogdanm 64:e3affc9e7238 33 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
bogdanm 64:e3affc9e7238 34 POSSIBILITY OF SUCH DAMAGE.
bogdanm 64:e3affc9e7238 35 ---------------------------------------------------------------------------*/
bogdanm 64:e3affc9e7238 36
bogdanm 64:e3affc9e7238 37
bogdanm 64:e3affc9e7238 38 #if defined ( __ICCARM__ )
bogdanm 64:e3affc9e7238 39 #pragma system_include /* treat file as system include file for MISRA check */
bogdanm 64:e3affc9e7238 40 #endif
bogdanm 64:e3affc9e7238 41
bogdanm 64:e3affc9e7238 42 #ifdef __cplusplus
bogdanm 64:e3affc9e7238 43 extern "C" {
bogdanm 64:e3affc9e7238 44 #endif
bogdanm 64:e3affc9e7238 45
bogdanm 64:e3affc9e7238 46 #ifndef __CORE_CM0PLUS_H_GENERIC
bogdanm 64:e3affc9e7238 47 #define __CORE_CM0PLUS_H_GENERIC
bogdanm 64:e3affc9e7238 48
bogdanm 64:e3affc9e7238 49 /** \page CMSIS_MISRA_Exceptions MISRA-C:2004 Compliance Exceptions
bogdanm 64:e3affc9e7238 50 CMSIS violates the following MISRA-C:2004 rules:
bogdanm 64:e3affc9e7238 51
bogdanm 64:e3affc9e7238 52 \li Required Rule 8.5, object/function definition in header file.<br>
bogdanm 64:e3affc9e7238 53 Function definitions in header files are used to allow 'inlining'.
bogdanm 64:e3affc9e7238 54
bogdanm 64:e3affc9e7238 55 \li Required Rule 18.4, declaration of union type or object of union type: '{...}'.<br>
bogdanm 64:e3affc9e7238 56 Unions are used for effective representation of core registers.
bogdanm 64:e3affc9e7238 57
bogdanm 64:e3affc9e7238 58 \li Advisory Rule 19.7, Function-like macro defined.<br>
bogdanm 64:e3affc9e7238 59 Function-like macros are used to allow more efficient code.
bogdanm 64:e3affc9e7238 60 */
bogdanm 64:e3affc9e7238 61
bogdanm 64:e3affc9e7238 62
bogdanm 64:e3affc9e7238 63 /*******************************************************************************
bogdanm 64:e3affc9e7238 64 * CMSIS definitions
bogdanm 64:e3affc9e7238 65 ******************************************************************************/
bogdanm 64:e3affc9e7238 66 /** \ingroup Cortex-M0+
bogdanm 64:e3affc9e7238 67 @{
bogdanm 64:e3affc9e7238 68 */
bogdanm 64:e3affc9e7238 69
bogdanm 64:e3affc9e7238 70 /* CMSIS CM0P definitions */
bogdanm 64:e3affc9e7238 71 #define __CM0PLUS_CMSIS_VERSION_MAIN (0x03) /*!< [31:16] CMSIS HAL main version */
bogdanm 64:e3affc9e7238 72 #define __CM0PLUS_CMSIS_VERSION_SUB (0x20) /*!< [15:0] CMSIS HAL sub version */
bogdanm 64:e3affc9e7238 73 #define __CM0PLUS_CMSIS_VERSION ((__CM0PLUS_CMSIS_VERSION_MAIN << 16) | \
bogdanm 64:e3affc9e7238 74 __CM0PLUS_CMSIS_VERSION_SUB) /*!< CMSIS HAL version number */
bogdanm 64:e3affc9e7238 75
bogdanm 64:e3affc9e7238 76 #define __CORTEX_M (0x00) /*!< Cortex-M Core */
bogdanm 64:e3affc9e7238 77
bogdanm 64:e3affc9e7238 78
bogdanm 64:e3affc9e7238 79 #if defined ( __CC_ARM )
bogdanm 64:e3affc9e7238 80 #define __ASM __asm /*!< asm keyword for ARM Compiler */
bogdanm 64:e3affc9e7238 81 #define __INLINE __inline /*!< inline keyword for ARM Compiler */
bogdanm 64:e3affc9e7238 82 #define __STATIC_INLINE static __inline
bogdanm 64:e3affc9e7238 83
bogdanm 64:e3affc9e7238 84 #elif defined ( __ICCARM__ )
bogdanm 64:e3affc9e7238 85 #define __ASM __asm /*!< asm keyword for IAR Compiler */
bogdanm 64:e3affc9e7238 86 #define __INLINE inline /*!< inline keyword for IAR Compiler. Only available in High optimization mode! */
bogdanm 64:e3affc9e7238 87 #define __STATIC_INLINE static inline
bogdanm 64:e3affc9e7238 88
bogdanm 64:e3affc9e7238 89 #elif defined ( __GNUC__ )
bogdanm 64:e3affc9e7238 90 #define __ASM __asm /*!< asm keyword for GNU Compiler */
bogdanm 64:e3affc9e7238 91 #define __INLINE inline /*!< inline keyword for GNU Compiler */
bogdanm 64:e3affc9e7238 92 #define __STATIC_INLINE static inline
bogdanm 64:e3affc9e7238 93
bogdanm 64:e3affc9e7238 94 #elif defined ( __TASKING__ )
bogdanm 64:e3affc9e7238 95 #define __ASM __asm /*!< asm keyword for TASKING Compiler */
bogdanm 64:e3affc9e7238 96 #define __INLINE inline /*!< inline keyword for TASKING Compiler */
bogdanm 64:e3affc9e7238 97 #define __STATIC_INLINE static inline
bogdanm 64:e3affc9e7238 98
bogdanm 64:e3affc9e7238 99 #endif
bogdanm 64:e3affc9e7238 100
bogdanm 64:e3affc9e7238 101 /** __FPU_USED indicates whether an FPU is used or not. This core does not support an FPU at all
bogdanm 64:e3affc9e7238 102 */
bogdanm 64:e3affc9e7238 103 #define __FPU_USED 0
bogdanm 64:e3affc9e7238 104
bogdanm 64:e3affc9e7238 105 #if defined ( __CC_ARM )
bogdanm 64:e3affc9e7238 106 #if defined __TARGET_FPU_VFP
bogdanm 64:e3affc9e7238 107 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
bogdanm 64:e3affc9e7238 108 #endif
bogdanm 64:e3affc9e7238 109
bogdanm 64:e3affc9e7238 110 #elif defined ( __ICCARM__ )
bogdanm 64:e3affc9e7238 111 #if defined __ARMVFP__
bogdanm 64:e3affc9e7238 112 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
bogdanm 64:e3affc9e7238 113 #endif
bogdanm 64:e3affc9e7238 114
bogdanm 64:e3affc9e7238 115 #elif defined ( __GNUC__ )
bogdanm 64:e3affc9e7238 116 #if defined (__VFP_FP__) && !defined(__SOFTFP__)
bogdanm 64:e3affc9e7238 117 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
bogdanm 64:e3affc9e7238 118 #endif
bogdanm 64:e3affc9e7238 119
bogdanm 64:e3affc9e7238 120 #elif defined ( __TASKING__ )
bogdanm 64:e3affc9e7238 121 #if defined __FPU_VFP__
bogdanm 64:e3affc9e7238 122 #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
bogdanm 64:e3affc9e7238 123 #endif
bogdanm 64:e3affc9e7238 124 #endif
bogdanm 64:e3affc9e7238 125
bogdanm 64:e3affc9e7238 126 #include <stdint.h> /* standard types definitions */
bogdanm 64:e3affc9e7238 127 #include <core_cmInstr.h> /* Core Instruction Access */
bogdanm 64:e3affc9e7238 128 #include <core_cmFunc.h> /* Core Function Access */
bogdanm 64:e3affc9e7238 129
bogdanm 64:e3affc9e7238 130 #endif /* __CORE_CM0PLUS_H_GENERIC */
bogdanm 64:e3affc9e7238 131
bogdanm 64:e3affc9e7238 132 #ifndef __CMSIS_GENERIC
bogdanm 64:e3affc9e7238 133
bogdanm 64:e3affc9e7238 134 #ifndef __CORE_CM0PLUS_H_DEPENDANT
bogdanm 64:e3affc9e7238 135 #define __CORE_CM0PLUS_H_DEPENDANT
bogdanm 64:e3affc9e7238 136
bogdanm 64:e3affc9e7238 137 /* check device defines and use defaults */
bogdanm 64:e3affc9e7238 138 #if defined __CHECK_DEVICE_DEFINES
bogdanm 64:e3affc9e7238 139 #ifndef __CM0PLUS_REV
bogdanm 64:e3affc9e7238 140 #define __CM0PLUS_REV 0x0000
bogdanm 64:e3affc9e7238 141 #warning "__CM0PLUS_REV not defined in device header file; using default!"
bogdanm 64:e3affc9e7238 142 #endif
bogdanm 64:e3affc9e7238 143
bogdanm 64:e3affc9e7238 144 #ifndef __MPU_PRESENT
bogdanm 64:e3affc9e7238 145 #define __MPU_PRESENT 0
bogdanm 64:e3affc9e7238 146 #warning "__MPU_PRESENT not defined in device header file; using default!"
bogdanm 64:e3affc9e7238 147 #endif
bogdanm 64:e3affc9e7238 148
bogdanm 64:e3affc9e7238 149 #ifndef __VTOR_PRESENT
bogdanm 64:e3affc9e7238 150 #define __VTOR_PRESENT 0
bogdanm 64:e3affc9e7238 151 #warning "__VTOR_PRESENT not defined in device header file; using default!"
bogdanm 64:e3affc9e7238 152 #endif
bogdanm 64:e3affc9e7238 153
bogdanm 64:e3affc9e7238 154 #ifndef __NVIC_PRIO_BITS
bogdanm 64:e3affc9e7238 155 #define __NVIC_PRIO_BITS 2
bogdanm 64:e3affc9e7238 156 #warning "__NVIC_PRIO_BITS not defined in device header file; using default!"
bogdanm 64:e3affc9e7238 157 #endif
bogdanm 64:e3affc9e7238 158
bogdanm 64:e3affc9e7238 159 #ifndef __Vendor_SysTickConfig
bogdanm 64:e3affc9e7238 160 #define __Vendor_SysTickConfig 0
bogdanm 64:e3affc9e7238 161 #warning "__Vendor_SysTickConfig not defined in device header file; using default!"
bogdanm 64:e3affc9e7238 162 #endif
bogdanm 64:e3affc9e7238 163 #endif
bogdanm 64:e3affc9e7238 164
bogdanm 64:e3affc9e7238 165 /* IO definitions (access restrictions to peripheral registers) */
bogdanm 64:e3affc9e7238 166 /**
bogdanm 64:e3affc9e7238 167 \defgroup CMSIS_glob_defs CMSIS Global Defines
bogdanm 64:e3affc9e7238 168
bogdanm 64:e3affc9e7238 169 <strong>IO Type Qualifiers</strong> are used
bogdanm 64:e3affc9e7238 170 \li to specify the access to peripheral variables.
bogdanm 64:e3affc9e7238 171 \li for automatic generation of peripheral register debug information.
bogdanm 64:e3affc9e7238 172 */
bogdanm 64:e3affc9e7238 173 #ifdef __cplusplus
bogdanm 64:e3affc9e7238 174 #define __I volatile /*!< Defines 'read only' permissions */
bogdanm 64:e3affc9e7238 175 #else
bogdanm 64:e3affc9e7238 176 #define __I volatile const /*!< Defines 'read only' permissions */
bogdanm 64:e3affc9e7238 177 #endif
bogdanm 64:e3affc9e7238 178 #define __O volatile /*!< Defines 'write only' permissions */
bogdanm 64:e3affc9e7238 179 #define __IO volatile /*!< Defines 'read / write' permissions */
bogdanm 64:e3affc9e7238 180
bogdanm 64:e3affc9e7238 181 /*@} end of group Cortex-M0+ */
bogdanm 64:e3affc9e7238 182
bogdanm 64:e3affc9e7238 183
bogdanm 64:e3affc9e7238 184
bogdanm 64:e3affc9e7238 185 /*******************************************************************************
bogdanm 64:e3affc9e7238 186 * Register Abstraction
bogdanm 64:e3affc9e7238 187 Core Register contain:
bogdanm 64:e3affc9e7238 188 - Core Register
bogdanm 64:e3affc9e7238 189 - Core NVIC Register
bogdanm 64:e3affc9e7238 190 - Core SCB Register
bogdanm 64:e3affc9e7238 191 - Core SysTick Register
bogdanm 64:e3affc9e7238 192 - Core MPU Register
bogdanm 64:e3affc9e7238 193 ******************************************************************************/
bogdanm 64:e3affc9e7238 194 /** \defgroup CMSIS_core_register Defines and Type Definitions
bogdanm 64:e3affc9e7238 195 \brief Type definitions and defines for Cortex-M processor based devices.
bogdanm 64:e3affc9e7238 196 */
bogdanm 64:e3affc9e7238 197
bogdanm 64:e3affc9e7238 198 /** \ingroup CMSIS_core_register
bogdanm 64:e3affc9e7238 199 \defgroup CMSIS_CORE Status and Control Registers
bogdanm 64:e3affc9e7238 200 \brief Core Register type definitions.
bogdanm 64:e3affc9e7238 201 @{
bogdanm 64:e3affc9e7238 202 */
bogdanm 64:e3affc9e7238 203
bogdanm 64:e3affc9e7238 204 /** \brief Union type to access the Application Program Status Register (APSR).
bogdanm 64:e3affc9e7238 205 */
bogdanm 64:e3affc9e7238 206 typedef union
bogdanm 64:e3affc9e7238 207 {
bogdanm 64:e3affc9e7238 208 struct
bogdanm 64:e3affc9e7238 209 {
bogdanm 64:e3affc9e7238 210 #if (__CORTEX_M != 0x04)
bogdanm 64:e3affc9e7238 211 uint32_t _reserved0:27; /*!< bit: 0..26 Reserved */
bogdanm 64:e3affc9e7238 212 #else
bogdanm 64:e3affc9e7238 213 uint32_t _reserved0:16; /*!< bit: 0..15 Reserved */
bogdanm 64:e3affc9e7238 214 uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */
bogdanm 64:e3affc9e7238 215 uint32_t _reserved1:7; /*!< bit: 20..26 Reserved */
bogdanm 64:e3affc9e7238 216 #endif
bogdanm 64:e3affc9e7238 217 uint32_t Q:1; /*!< bit: 27 Saturation condition flag */
bogdanm 64:e3affc9e7238 218 uint32_t V:1; /*!< bit: 28 Overflow condition code flag */
bogdanm 64:e3affc9e7238 219 uint32_t C:1; /*!< bit: 29 Carry condition code flag */
bogdanm 64:e3affc9e7238 220 uint32_t Z:1; /*!< bit: 30 Zero condition code flag */
bogdanm 64:e3affc9e7238 221 uint32_t N:1; /*!< bit: 31 Negative condition code flag */
bogdanm 64:e3affc9e7238 222 } b; /*!< Structure used for bit access */
bogdanm 64:e3affc9e7238 223 uint32_t w; /*!< Type used for word access */
bogdanm 64:e3affc9e7238 224 } APSR_Type;
bogdanm 64:e3affc9e7238 225
bogdanm 64:e3affc9e7238 226
bogdanm 64:e3affc9e7238 227 /** \brief Union type to access the Interrupt Program Status Register (IPSR).
bogdanm 64:e3affc9e7238 228 */
bogdanm 64:e3affc9e7238 229 typedef union
bogdanm 64:e3affc9e7238 230 {
bogdanm 64:e3affc9e7238 231 struct
bogdanm 64:e3affc9e7238 232 {
bogdanm 64:e3affc9e7238 233 uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */
bogdanm 64:e3affc9e7238 234 uint32_t _reserved0:23; /*!< bit: 9..31 Reserved */
bogdanm 64:e3affc9e7238 235 } b; /*!< Structure used for bit access */
bogdanm 64:e3affc9e7238 236 uint32_t w; /*!< Type used for word access */
bogdanm 64:e3affc9e7238 237 } IPSR_Type;
bogdanm 64:e3affc9e7238 238
bogdanm 64:e3affc9e7238 239
bogdanm 64:e3affc9e7238 240 /** \brief Union type to access the Special-Purpose Program Status Registers (xPSR).
bogdanm 64:e3affc9e7238 241 */
bogdanm 64:e3affc9e7238 242 typedef union
bogdanm 64:e3affc9e7238 243 {
bogdanm 64:e3affc9e7238 244 struct
bogdanm 64:e3affc9e7238 245 {
bogdanm 64:e3affc9e7238 246 uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */
bogdanm 64:e3affc9e7238 247 #if (__CORTEX_M != 0x04)
bogdanm 64:e3affc9e7238 248 uint32_t _reserved0:15; /*!< bit: 9..23 Reserved */
bogdanm 64:e3affc9e7238 249 #else
bogdanm 64:e3affc9e7238 250 uint32_t _reserved0:7; /*!< bit: 9..15 Reserved */
bogdanm 64:e3affc9e7238 251 uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */
bogdanm 64:e3affc9e7238 252 uint32_t _reserved1:4; /*!< bit: 20..23 Reserved */
bogdanm 64:e3affc9e7238 253 #endif
bogdanm 64:e3affc9e7238 254 uint32_t T:1; /*!< bit: 24 Thumb bit (read 0) */
bogdanm 64:e3affc9e7238 255 uint32_t IT:2; /*!< bit: 25..26 saved IT state (read 0) */
bogdanm 64:e3affc9e7238 256 uint32_t Q:1; /*!< bit: 27 Saturation condition flag */
bogdanm 64:e3affc9e7238 257 uint32_t V:1; /*!< bit: 28 Overflow condition code flag */
bogdanm 64:e3affc9e7238 258 uint32_t C:1; /*!< bit: 29 Carry condition code flag */
bogdanm 64:e3affc9e7238 259 uint32_t Z:1; /*!< bit: 30 Zero condition code flag */
bogdanm 64:e3affc9e7238 260 uint32_t N:1; /*!< bit: 31 Negative condition code flag */
bogdanm 64:e3affc9e7238 261 } b; /*!< Structure used for bit access */
bogdanm 64:e3affc9e7238 262 uint32_t w; /*!< Type used for word access */
bogdanm 64:e3affc9e7238 263 } xPSR_Type;
bogdanm 64:e3affc9e7238 264
bogdanm 64:e3affc9e7238 265
bogdanm 64:e3affc9e7238 266 /** \brief Union type to access the Control Registers (CONTROL).
bogdanm 64:e3affc9e7238 267 */
bogdanm 64:e3affc9e7238 268 typedef union
bogdanm 64:e3affc9e7238 269 {
bogdanm 64:e3affc9e7238 270 struct
bogdanm 64:e3affc9e7238 271 {
bogdanm 64:e3affc9e7238 272 uint32_t nPRIV:1; /*!< bit: 0 Execution privilege in Thread mode */
bogdanm 64:e3affc9e7238 273 uint32_t SPSEL:1; /*!< bit: 1 Stack to be used */
bogdanm 64:e3affc9e7238 274 uint32_t FPCA:1; /*!< bit: 2 FP extension active flag */
bogdanm 64:e3affc9e7238 275 uint32_t _reserved0:29; /*!< bit: 3..31 Reserved */
bogdanm 64:e3affc9e7238 276 } b; /*!< Structure used for bit access */
bogdanm 64:e3affc9e7238 277 uint32_t w; /*!< Type used for word access */
bogdanm 64:e3affc9e7238 278 } CONTROL_Type;
bogdanm 64:e3affc9e7238 279
bogdanm 64:e3affc9e7238 280 /*@} end of group CMSIS_CORE */
bogdanm 64:e3affc9e7238 281
bogdanm 64:e3affc9e7238 282
bogdanm 64:e3affc9e7238 283 /** \ingroup CMSIS_core_register
bogdanm 64:e3affc9e7238 284 \defgroup CMSIS_NVIC Nested Vectored Interrupt Controller (NVIC)
bogdanm 64:e3affc9e7238 285 \brief Type definitions for the NVIC Registers
bogdanm 64:e3affc9e7238 286 @{
bogdanm 64:e3affc9e7238 287 */
bogdanm 64:e3affc9e7238 288
bogdanm 64:e3affc9e7238 289 /** \brief Structure type to access the Nested Vectored Interrupt Controller (NVIC).
bogdanm 64:e3affc9e7238 290 */
bogdanm 64:e3affc9e7238 291 typedef struct
bogdanm 64:e3affc9e7238 292 {
bogdanm 64:e3affc9e7238 293 __IO uint32_t ISER[1]; /*!< Offset: 0x000 (R/W) Interrupt Set Enable Register */
bogdanm 64:e3affc9e7238 294 uint32_t RESERVED0[31];
bogdanm 64:e3affc9e7238 295 __IO uint32_t ICER[1]; /*!< Offset: 0x080 (R/W) Interrupt Clear Enable Register */
bogdanm 64:e3affc9e7238 296 uint32_t RSERVED1[31];
bogdanm 64:e3affc9e7238 297 __IO uint32_t ISPR[1]; /*!< Offset: 0x100 (R/W) Interrupt Set Pending Register */
bogdanm 64:e3affc9e7238 298 uint32_t RESERVED2[31];
bogdanm 64:e3affc9e7238 299 __IO uint32_t ICPR[1]; /*!< Offset: 0x180 (R/W) Interrupt Clear Pending Register */
bogdanm 64:e3affc9e7238 300 uint32_t RESERVED3[31];
bogdanm 64:e3affc9e7238 301 uint32_t RESERVED4[64];
bogdanm 64:e3affc9e7238 302 __IO uint32_t IP[8]; /*!< Offset: 0x300 (R/W) Interrupt Priority Register */
bogdanm 64:e3affc9e7238 303 } NVIC_Type;
bogdanm 64:e3affc9e7238 304
bogdanm 64:e3affc9e7238 305 /*@} end of group CMSIS_NVIC */
bogdanm 64:e3affc9e7238 306
bogdanm 64:e3affc9e7238 307
bogdanm 64:e3affc9e7238 308 /** \ingroup CMSIS_core_register
bogdanm 64:e3affc9e7238 309 \defgroup CMSIS_SCB System Control Block (SCB)
bogdanm 64:e3affc9e7238 310 \brief Type definitions for the System Control Block Registers
bogdanm 64:e3affc9e7238 311 @{
bogdanm 64:e3affc9e7238 312 */
bogdanm 64:e3affc9e7238 313
bogdanm 64:e3affc9e7238 314 /** \brief Structure type to access the System Control Block (SCB).
bogdanm 64:e3affc9e7238 315 */
bogdanm 64:e3affc9e7238 316 typedef struct
bogdanm 64:e3affc9e7238 317 {
bogdanm 64:e3affc9e7238 318 __I uint32_t CPUID; /*!< Offset: 0x000 (R/ ) CPUID Base Register */
bogdanm 64:e3affc9e7238 319 __IO uint32_t ICSR; /*!< Offset: 0x004 (R/W) Interrupt Control and State Register */
bogdanm 64:e3affc9e7238 320 #if (__VTOR_PRESENT == 1)
bogdanm 64:e3affc9e7238 321 __IO uint32_t VTOR; /*!< Offset: 0x008 (R/W) Vector Table Offset Register */
bogdanm 64:e3affc9e7238 322 #else
bogdanm 64:e3affc9e7238 323 uint32_t RESERVED0;
bogdanm 64:e3affc9e7238 324 #endif
bogdanm 64:e3affc9e7238 325 __IO uint32_t AIRCR; /*!< Offset: 0x00C (R/W) Application Interrupt and Reset Control Register */
bogdanm 64:e3affc9e7238 326 __IO uint32_t SCR; /*!< Offset: 0x010 (R/W) System Control Register */
bogdanm 64:e3affc9e7238 327 __IO uint32_t CCR; /*!< Offset: 0x014 (R/W) Configuration Control Register */
bogdanm 64:e3affc9e7238 328 uint32_t RESERVED1;
bogdanm 64:e3affc9e7238 329 __IO uint32_t SHP[2]; /*!< Offset: 0x01C (R/W) System Handlers Priority Registers. [0] is RESERVED */
bogdanm 64:e3affc9e7238 330 __IO uint32_t SHCSR; /*!< Offset: 0x024 (R/W) System Handler Control and State Register */
bogdanm 64:e3affc9e7238 331 } SCB_Type;
bogdanm 64:e3affc9e7238 332
bogdanm 64:e3affc9e7238 333 /* SCB CPUID Register Definitions */
bogdanm 64:e3affc9e7238 334 #define SCB_CPUID_IMPLEMENTER_Pos 24 /*!< SCB CPUID: IMPLEMENTER Position */
bogdanm 64:e3affc9e7238 335 #define SCB_CPUID_IMPLEMENTER_Msk (0xFFUL << SCB_CPUID_IMPLEMENTER_Pos) /*!< SCB CPUID: IMPLEMENTER Mask */
bogdanm 64:e3affc9e7238 336
bogdanm 64:e3affc9e7238 337 #define SCB_CPUID_VARIANT_Pos 20 /*!< SCB CPUID: VARIANT Position */
bogdanm 64:e3affc9e7238 338 #define SCB_CPUID_VARIANT_Msk (0xFUL << SCB_CPUID_VARIANT_Pos) /*!< SCB CPUID: VARIANT Mask */
bogdanm 64:e3affc9e7238 339
bogdanm 64:e3affc9e7238 340 #define SCB_CPUID_ARCHITECTURE_Pos 16 /*!< SCB CPUID: ARCHITECTURE Position */
bogdanm 64:e3affc9e7238 341 #define SCB_CPUID_ARCHITECTURE_Msk (0xFUL << SCB_CPUID_ARCHITECTURE_Pos) /*!< SCB CPUID: ARCHITECTURE Mask */
bogdanm 64:e3affc9e7238 342
bogdanm 64:e3affc9e7238 343 #define SCB_CPUID_PARTNO_Pos 4 /*!< SCB CPUID: PARTNO Position */
bogdanm 64:e3affc9e7238 344 #define SCB_CPUID_PARTNO_Msk (0xFFFUL << SCB_CPUID_PARTNO_Pos) /*!< SCB CPUID: PARTNO Mask */
bogdanm 64:e3affc9e7238 345
bogdanm 64:e3affc9e7238 346 #define SCB_CPUID_REVISION_Pos 0 /*!< SCB CPUID: REVISION Position */
bogdanm 64:e3affc9e7238 347 #define SCB_CPUID_REVISION_Msk (0xFUL << SCB_CPUID_REVISION_Pos) /*!< SCB CPUID: REVISION Mask */
bogdanm 64:e3affc9e7238 348
bogdanm 64:e3affc9e7238 349 /* SCB Interrupt Control State Register Definitions */
bogdanm 64:e3affc9e7238 350 #define SCB_ICSR_NMIPENDSET_Pos 31 /*!< SCB ICSR: NMIPENDSET Position */
bogdanm 64:e3affc9e7238 351 #define SCB_ICSR_NMIPENDSET_Msk (1UL << SCB_ICSR_NMIPENDSET_Pos) /*!< SCB ICSR: NMIPENDSET Mask */
bogdanm 64:e3affc9e7238 352
bogdanm 64:e3affc9e7238 353 #define SCB_ICSR_PENDSVSET_Pos 28 /*!< SCB ICSR: PENDSVSET Position */
bogdanm 64:e3affc9e7238 354 #define SCB_ICSR_PENDSVSET_Msk (1UL << SCB_ICSR_PENDSVSET_Pos) /*!< SCB ICSR: PENDSVSET Mask */
bogdanm 64:e3affc9e7238 355
bogdanm 64:e3affc9e7238 356 #define SCB_ICSR_PENDSVCLR_Pos 27 /*!< SCB ICSR: PENDSVCLR Position */
bogdanm 64:e3affc9e7238 357 #define SCB_ICSR_PENDSVCLR_Msk (1UL << SCB_ICSR_PENDSVCLR_Pos) /*!< SCB ICSR: PENDSVCLR Mask */
bogdanm 64:e3affc9e7238 358
bogdanm 64:e3affc9e7238 359 #define SCB_ICSR_PENDSTSET_Pos 26 /*!< SCB ICSR: PENDSTSET Position */
bogdanm 64:e3affc9e7238 360 #define SCB_ICSR_PENDSTSET_Msk (1UL << SCB_ICSR_PENDSTSET_Pos) /*!< SCB ICSR: PENDSTSET Mask */
bogdanm 64:e3affc9e7238 361
bogdanm 64:e3affc9e7238 362 #define SCB_ICSR_PENDSTCLR_Pos 25 /*!< SCB ICSR: PENDSTCLR Position */
bogdanm 64:e3affc9e7238 363 #define SCB_ICSR_PENDSTCLR_Msk (1UL << SCB_ICSR_PENDSTCLR_Pos) /*!< SCB ICSR: PENDSTCLR Mask */
bogdanm 64:e3affc9e7238 364
bogdanm 64:e3affc9e7238 365 #define SCB_ICSR_ISRPREEMPT_Pos 23 /*!< SCB ICSR: ISRPREEMPT Position */
bogdanm 64:e3affc9e7238 366 #define SCB_ICSR_ISRPREEMPT_Msk (1UL << SCB_ICSR_ISRPREEMPT_Pos) /*!< SCB ICSR: ISRPREEMPT Mask */
bogdanm 64:e3affc9e7238 367
bogdanm 64:e3affc9e7238 368 #define SCB_ICSR_ISRPENDING_Pos 22 /*!< SCB ICSR: ISRPENDING Position */
bogdanm 64:e3affc9e7238 369 #define SCB_ICSR_ISRPENDING_Msk (1UL << SCB_ICSR_ISRPENDING_Pos) /*!< SCB ICSR: ISRPENDING Mask */
bogdanm 64:e3affc9e7238 370
bogdanm 64:e3affc9e7238 371 #define SCB_ICSR_VECTPENDING_Pos 12 /*!< SCB ICSR: VECTPENDING Position */
bogdanm 64:e3affc9e7238 372 #define SCB_ICSR_VECTPENDING_Msk (0x1FFUL << SCB_ICSR_VECTPENDING_Pos) /*!< SCB ICSR: VECTPENDING Mask */
bogdanm 64:e3affc9e7238 373
bogdanm 64:e3affc9e7238 374 #define SCB_ICSR_VECTACTIVE_Pos 0 /*!< SCB ICSR: VECTACTIVE Position */
bogdanm 64:e3affc9e7238 375 #define SCB_ICSR_VECTACTIVE_Msk (0x1FFUL << SCB_ICSR_VECTACTIVE_Pos) /*!< SCB ICSR: VECTACTIVE Mask */
bogdanm 64:e3affc9e7238 376
bogdanm 64:e3affc9e7238 377 #if (__VTOR_PRESENT == 1)
bogdanm 64:e3affc9e7238 378 /* SCB Interrupt Control State Register Definitions */
bogdanm 64:e3affc9e7238 379 #define SCB_VTOR_TBLOFF_Pos 8 /*!< SCB VTOR: TBLOFF Position */
bogdanm 64:e3affc9e7238 380 #define SCB_VTOR_TBLOFF_Msk (0xFFFFFFUL << SCB_VTOR_TBLOFF_Pos) /*!< SCB VTOR: TBLOFF Mask */
bogdanm 64:e3affc9e7238 381 #endif
bogdanm 64:e3affc9e7238 382
bogdanm 64:e3affc9e7238 383 /* SCB Application Interrupt and Reset Control Register Definitions */
bogdanm 64:e3affc9e7238 384 #define SCB_AIRCR_VECTKEY_Pos 16 /*!< SCB AIRCR: VECTKEY Position */
bogdanm 64:e3affc9e7238 385 #define SCB_AIRCR_VECTKEY_Msk (0xFFFFUL << SCB_AIRCR_VECTKEY_Pos) /*!< SCB AIRCR: VECTKEY Mask */
bogdanm 64:e3affc9e7238 386
bogdanm 64:e3affc9e7238 387 #define SCB_AIRCR_VECTKEYSTAT_Pos 16 /*!< SCB AIRCR: VECTKEYSTAT Position */
bogdanm 64:e3affc9e7238 388 #define SCB_AIRCR_VECTKEYSTAT_Msk (0xFFFFUL << SCB_AIRCR_VECTKEYSTAT_Pos) /*!< SCB AIRCR: VECTKEYSTAT Mask */
bogdanm 64:e3affc9e7238 389
bogdanm 64:e3affc9e7238 390 #define SCB_AIRCR_ENDIANESS_Pos 15 /*!< SCB AIRCR: ENDIANESS Position */
bogdanm 64:e3affc9e7238 391 #define SCB_AIRCR_ENDIANESS_Msk (1UL << SCB_AIRCR_ENDIANESS_Pos) /*!< SCB AIRCR: ENDIANESS Mask */
bogdanm 64:e3affc9e7238 392
bogdanm 64:e3affc9e7238 393 #define SCB_AIRCR_SYSRESETREQ_Pos 2 /*!< SCB AIRCR: SYSRESETREQ Position */
bogdanm 64:e3affc9e7238 394 #define SCB_AIRCR_SYSRESETREQ_Msk (1UL << SCB_AIRCR_SYSRESETREQ_Pos) /*!< SCB AIRCR: SYSRESETREQ Mask */
bogdanm 64:e3affc9e7238 395
bogdanm 64:e3affc9e7238 396 #define SCB_AIRCR_VECTCLRACTIVE_Pos 1 /*!< SCB AIRCR: VECTCLRACTIVE Position */
bogdanm 64:e3affc9e7238 397 #define SCB_AIRCR_VECTCLRACTIVE_Msk (1UL << SCB_AIRCR_VECTCLRACTIVE_Pos) /*!< SCB AIRCR: VECTCLRACTIVE Mask */
bogdanm 64:e3affc9e7238 398
bogdanm 64:e3affc9e7238 399 /* SCB System Control Register Definitions */
bogdanm 64:e3affc9e7238 400 #define SCB_SCR_SEVONPEND_Pos 4 /*!< SCB SCR: SEVONPEND Position */
bogdanm 64:e3affc9e7238 401 #define SCB_SCR_SEVONPEND_Msk (1UL << SCB_SCR_SEVONPEND_Pos) /*!< SCB SCR: SEVONPEND Mask */
bogdanm 64:e3affc9e7238 402
bogdanm 64:e3affc9e7238 403 #define SCB_SCR_SLEEPDEEP_Pos 2 /*!< SCB SCR: SLEEPDEEP Position */
bogdanm 64:e3affc9e7238 404 #define SCB_SCR_SLEEPDEEP_Msk (1UL << SCB_SCR_SLEEPDEEP_Pos) /*!< SCB SCR: SLEEPDEEP Mask */
bogdanm 64:e3affc9e7238 405
bogdanm 64:e3affc9e7238 406 #define SCB_SCR_SLEEPONEXIT_Pos 1 /*!< SCB SCR: SLEEPONEXIT Position */
bogdanm 64:e3affc9e7238 407 #define SCB_SCR_SLEEPONEXIT_Msk (1UL << SCB_SCR_SLEEPONEXIT_Pos) /*!< SCB SCR: SLEEPONEXIT Mask */
bogdanm 64:e3affc9e7238 408
bogdanm 64:e3affc9e7238 409 /* SCB Configuration Control Register Definitions */
bogdanm 64:e3affc9e7238 410 #define SCB_CCR_STKALIGN_Pos 9 /*!< SCB CCR: STKALIGN Position */
bogdanm 64:e3affc9e7238 411 #define SCB_CCR_STKALIGN_Msk (1UL << SCB_CCR_STKALIGN_Pos) /*!< SCB CCR: STKALIGN Mask */
bogdanm 64:e3affc9e7238 412
bogdanm 64:e3affc9e7238 413 #define SCB_CCR_UNALIGN_TRP_Pos 3 /*!< SCB CCR: UNALIGN_TRP Position */
bogdanm 64:e3affc9e7238 414 #define SCB_CCR_UNALIGN_TRP_Msk (1UL << SCB_CCR_UNALIGN_TRP_Pos) /*!< SCB CCR: UNALIGN_TRP Mask */
bogdanm 64:e3affc9e7238 415
bogdanm 64:e3affc9e7238 416 /* SCB System Handler Control and State Register Definitions */
bogdanm 64:e3affc9e7238 417 #define SCB_SHCSR_SVCALLPENDED_Pos 15 /*!< SCB SHCSR: SVCALLPENDED Position */
bogdanm 64:e3affc9e7238 418 #define SCB_SHCSR_SVCALLPENDED_Msk (1UL << SCB_SHCSR_SVCALLPENDED_Pos) /*!< SCB SHCSR: SVCALLPENDED Mask */
bogdanm 64:e3affc9e7238 419
bogdanm 64:e3affc9e7238 420 /*@} end of group CMSIS_SCB */
bogdanm 64:e3affc9e7238 421
bogdanm 64:e3affc9e7238 422
bogdanm 64:e3affc9e7238 423 /** \ingroup CMSIS_core_register
bogdanm 64:e3affc9e7238 424 \defgroup CMSIS_SysTick System Tick Timer (SysTick)
bogdanm 64:e3affc9e7238 425 \brief Type definitions for the System Timer Registers.
bogdanm 64:e3affc9e7238 426 @{
bogdanm 64:e3affc9e7238 427 */
bogdanm 64:e3affc9e7238 428
bogdanm 64:e3affc9e7238 429 /** \brief Structure type to access the System Timer (SysTick).
bogdanm 64:e3affc9e7238 430 */
bogdanm 64:e3affc9e7238 431 typedef struct
bogdanm 64:e3affc9e7238 432 {
bogdanm 64:e3affc9e7238 433 __IO uint32_t CTRL; /*!< Offset: 0x000 (R/W) SysTick Control and Status Register */
bogdanm 64:e3affc9e7238 434 __IO uint32_t LOAD; /*!< Offset: 0x004 (R/W) SysTick Reload Value Register */
bogdanm 64:e3affc9e7238 435 __IO uint32_t VAL; /*!< Offset: 0x008 (R/W) SysTick Current Value Register */
bogdanm 64:e3affc9e7238 436 __I uint32_t CALIB; /*!< Offset: 0x00C (R/ ) SysTick Calibration Register */
bogdanm 64:e3affc9e7238 437 } SysTick_Type;
bogdanm 64:e3affc9e7238 438
bogdanm 64:e3affc9e7238 439 /* SysTick Control / Status Register Definitions */
bogdanm 64:e3affc9e7238 440 #define SysTick_CTRL_COUNTFLAG_Pos 16 /*!< SysTick CTRL: COUNTFLAG Position */
bogdanm 64:e3affc9e7238 441 #define SysTick_CTRL_COUNTFLAG_Msk (1UL << SysTick_CTRL_COUNTFLAG_Pos) /*!< SysTick CTRL: COUNTFLAG Mask */
bogdanm 64:e3affc9e7238 442
bogdanm 64:e3affc9e7238 443 #define SysTick_CTRL_CLKSOURCE_Pos 2 /*!< SysTick CTRL: CLKSOURCE Position */
bogdanm 64:e3affc9e7238 444 #define SysTick_CTRL_CLKSOURCE_Msk (1UL << SysTick_CTRL_CLKSOURCE_Pos) /*!< SysTick CTRL: CLKSOURCE Mask */
bogdanm 64:e3affc9e7238 445
bogdanm 64:e3affc9e7238 446 #define SysTick_CTRL_TICKINT_Pos 1 /*!< SysTick CTRL: TICKINT Position */
bogdanm 64:e3affc9e7238 447 #define SysTick_CTRL_TICKINT_Msk (1UL << SysTick_CTRL_TICKINT_Pos) /*!< SysTick CTRL: TICKINT Mask */
bogdanm 64:e3affc9e7238 448
bogdanm 64:e3affc9e7238 449 #define SysTick_CTRL_ENABLE_Pos 0 /*!< SysTick CTRL: ENABLE Position */
bogdanm 64:e3affc9e7238 450 #define SysTick_CTRL_ENABLE_Msk (1UL << SysTick_CTRL_ENABLE_Pos) /*!< SysTick CTRL: ENABLE Mask */
bogdanm 64:e3affc9e7238 451
bogdanm 64:e3affc9e7238 452 /* SysTick Reload Register Definitions */
bogdanm 64:e3affc9e7238 453 #define SysTick_LOAD_RELOAD_Pos 0 /*!< SysTick LOAD: RELOAD Position */
bogdanm 64:e3affc9e7238 454 #define SysTick_LOAD_RELOAD_Msk (0xFFFFFFUL << SysTick_LOAD_RELOAD_Pos) /*!< SysTick LOAD: RELOAD Mask */
bogdanm 64:e3affc9e7238 455
bogdanm 64:e3affc9e7238 456 /* SysTick Current Register Definitions */
bogdanm 64:e3affc9e7238 457 #define SysTick_VAL_CURRENT_Pos 0 /*!< SysTick VAL: CURRENT Position */
bogdanm 64:e3affc9e7238 458 #define SysTick_VAL_CURRENT_Msk (0xFFFFFFUL << SysTick_VAL_CURRENT_Pos) /*!< SysTick VAL: CURRENT Mask */
bogdanm 64:e3affc9e7238 459
bogdanm 64:e3affc9e7238 460 /* SysTick Calibration Register Definitions */
bogdanm 64:e3affc9e7238 461 #define SysTick_CALIB_NOREF_Pos 31 /*!< SysTick CALIB: NOREF Position */
bogdanm 64:e3affc9e7238 462 #define SysTick_CALIB_NOREF_Msk (1UL << SysTick_CALIB_NOREF_Pos) /*!< SysTick CALIB: NOREF Mask */
bogdanm 64:e3affc9e7238 463
bogdanm 64:e3affc9e7238 464 #define SysTick_CALIB_SKEW_Pos 30 /*!< SysTick CALIB: SKEW Position */
bogdanm 64:e3affc9e7238 465 #define SysTick_CALIB_SKEW_Msk (1UL << SysTick_CALIB_SKEW_Pos) /*!< SysTick CALIB: SKEW Mask */
bogdanm 64:e3affc9e7238 466
bogdanm 64:e3affc9e7238 467 #define SysTick_CALIB_TENMS_Pos 0 /*!< SysTick CALIB: TENMS Position */
bogdanm 64:e3affc9e7238 468 #define SysTick_CALIB_TENMS_Msk (0xFFFFFFUL << SysTick_VAL_CURRENT_Pos) /*!< SysTick CALIB: TENMS Mask */
bogdanm 64:e3affc9e7238 469
bogdanm 64:e3affc9e7238 470 /*@} end of group CMSIS_SysTick */
bogdanm 64:e3affc9e7238 471
bogdanm 64:e3affc9e7238 472 #if (__MPU_PRESENT == 1)
bogdanm 64:e3affc9e7238 473 /** \ingroup CMSIS_core_register
bogdanm 64:e3affc9e7238 474 \defgroup CMSIS_MPU Memory Protection Unit (MPU)
bogdanm 64:e3affc9e7238 475 \brief Type definitions for the Memory Protection Unit (MPU)
bogdanm 64:e3affc9e7238 476 @{
bogdanm 64:e3affc9e7238 477 */
bogdanm 64:e3affc9e7238 478
bogdanm 64:e3affc9e7238 479 /** \brief Structure type to access the Memory Protection Unit (MPU).
bogdanm 64:e3affc9e7238 480 */
bogdanm 64:e3affc9e7238 481 typedef struct
bogdanm 64:e3affc9e7238 482 {
bogdanm 64:e3affc9e7238 483 __I uint32_t TYPE; /*!< Offset: 0x000 (R/ ) MPU Type Register */
bogdanm 64:e3affc9e7238 484 __IO uint32_t CTRL; /*!< Offset: 0x004 (R/W) MPU Control Register */
bogdanm 64:e3affc9e7238 485 __IO uint32_t RNR; /*!< Offset: 0x008 (R/W) MPU Region RNRber Register */
bogdanm 64:e3affc9e7238 486 __IO uint32_t RBAR; /*!< Offset: 0x00C (R/W) MPU Region Base Address Register */
bogdanm 64:e3affc9e7238 487 __IO uint32_t RASR; /*!< Offset: 0x010 (R/W) MPU Region Attribute and Size Register */
bogdanm 64:e3affc9e7238 488 } MPU_Type;
bogdanm 64:e3affc9e7238 489
bogdanm 64:e3affc9e7238 490 /* MPU Type Register */
bogdanm 64:e3affc9e7238 491 #define MPU_TYPE_IREGION_Pos 16 /*!< MPU TYPE: IREGION Position */
bogdanm 64:e3affc9e7238 492 #define MPU_TYPE_IREGION_Msk (0xFFUL << MPU_TYPE_IREGION_Pos) /*!< MPU TYPE: IREGION Mask */
bogdanm 64:e3affc9e7238 493
bogdanm 64:e3affc9e7238 494 #define MPU_TYPE_DREGION_Pos 8 /*!< MPU TYPE: DREGION Position */
bogdanm 64:e3affc9e7238 495 #define MPU_TYPE_DREGION_Msk (0xFFUL << MPU_TYPE_DREGION_Pos) /*!< MPU TYPE: DREGION Mask */
bogdanm 64:e3affc9e7238 496
bogdanm 64:e3affc9e7238 497 #define MPU_TYPE_SEPARATE_Pos 0 /*!< MPU TYPE: SEPARATE Position */
bogdanm 64:e3affc9e7238 498 #define MPU_TYPE_SEPARATE_Msk (1UL << MPU_TYPE_SEPARATE_Pos) /*!< MPU TYPE: SEPARATE Mask */
bogdanm 64:e3affc9e7238 499
bogdanm 64:e3affc9e7238 500 /* MPU Control Register */
bogdanm 64:e3affc9e7238 501 #define MPU_CTRL_PRIVDEFENA_Pos 2 /*!< MPU CTRL: PRIVDEFENA Position */
bogdanm 64:e3affc9e7238 502 #define MPU_CTRL_PRIVDEFENA_Msk (1UL << MPU_CTRL_PRIVDEFENA_Pos) /*!< MPU CTRL: PRIVDEFENA Mask */
bogdanm 64:e3affc9e7238 503
bogdanm 64:e3affc9e7238 504 #define MPU_CTRL_HFNMIENA_Pos 1 /*!< MPU CTRL: HFNMIENA Position */
bogdanm 64:e3affc9e7238 505 #define MPU_CTRL_HFNMIENA_Msk (1UL << MPU_CTRL_HFNMIENA_Pos) /*!< MPU CTRL: HFNMIENA Mask */
bogdanm 64:e3affc9e7238 506
bogdanm 64:e3affc9e7238 507 #define MPU_CTRL_ENABLE_Pos 0 /*!< MPU CTRL: ENABLE Position */
bogdanm 64:e3affc9e7238 508 #define MPU_CTRL_ENABLE_Msk (1UL << MPU_CTRL_ENABLE_Pos) /*!< MPU CTRL: ENABLE Mask */
bogdanm 64:e3affc9e7238 509
bogdanm 64:e3affc9e7238 510 /* MPU Region Number Register */
bogdanm 64:e3affc9e7238 511 #define MPU_RNR_REGION_Pos 0 /*!< MPU RNR: REGION Position */
bogdanm 64:e3affc9e7238 512 #define MPU_RNR_REGION_Msk (0xFFUL << MPU_RNR_REGION_Pos) /*!< MPU RNR: REGION Mask */
bogdanm 64:e3affc9e7238 513
bogdanm 64:e3affc9e7238 514 /* MPU Region Base Address Register */
bogdanm 64:e3affc9e7238 515 #define MPU_RBAR_ADDR_Pos 8 /*!< MPU RBAR: ADDR Position */
bogdanm 64:e3affc9e7238 516 #define MPU_RBAR_ADDR_Msk (0xFFFFFFUL << MPU_RBAR_ADDR_Pos) /*!< MPU RBAR: ADDR Mask */
bogdanm 64:e3affc9e7238 517
bogdanm 64:e3affc9e7238 518 #define MPU_RBAR_VALID_Pos 4 /*!< MPU RBAR: VALID Position */
bogdanm 64:e3affc9e7238 519 #define MPU_RBAR_VALID_Msk (1UL << MPU_RBAR_VALID_Pos) /*!< MPU RBAR: VALID Mask */
bogdanm 64:e3affc9e7238 520
bogdanm 64:e3affc9e7238 521 #define MPU_RBAR_REGION_Pos 0 /*!< MPU RBAR: REGION Position */
bogdanm 64:e3affc9e7238 522 #define MPU_RBAR_REGION_Msk (0xFUL << MPU_RBAR_REGION_Pos) /*!< MPU RBAR: REGION Mask */
bogdanm 64:e3affc9e7238 523
bogdanm 64:e3affc9e7238 524 /* MPU Region Attribute and Size Register */
bogdanm 64:e3affc9e7238 525 #define MPU_RASR_ATTRS_Pos 16 /*!< MPU RASR: MPU Region Attribute field Position */
bogdanm 64:e3affc9e7238 526 #define MPU_RASR_ATTRS_Msk (0xFFFFUL << MPU_RASR_ATTRS_Pos) /*!< MPU RASR: MPU Region Attribute field Mask */
bogdanm 64:e3affc9e7238 527
bogdanm 64:e3affc9e7238 528 #define MPU_RASR_XN_Pos 28 /*!< MPU RASR: ATTRS.XN Position */
bogdanm 64:e3affc9e7238 529 #define MPU_RASR_XN_Msk (1UL << MPU_RASR_XN_Pos) /*!< MPU RASR: ATTRS.XN Mask */
bogdanm 64:e3affc9e7238 530
bogdanm 64:e3affc9e7238 531 #define MPU_RASR_AP_Pos 24 /*!< MPU RASR: ATTRS.AP Position */
bogdanm 64:e3affc9e7238 532 #define MPU_RASR_AP_Msk (0x7UL << MPU_RASR_AP_Pos) /*!< MPU RASR: ATTRS.AP Mask */
bogdanm 64:e3affc9e7238 533
bogdanm 64:e3affc9e7238 534 #define MPU_RASR_TEX_Pos 19 /*!< MPU RASR: ATTRS.TEX Position */
bogdanm 64:e3affc9e7238 535 #define MPU_RASR_TEX_Msk (0x7UL << MPU_RASR_TEX_Pos) /*!< MPU RASR: ATTRS.TEX Mask */
bogdanm 64:e3affc9e7238 536
bogdanm 64:e3affc9e7238 537 #define MPU_RASR_S_Pos 18 /*!< MPU RASR: ATTRS.S Position */
bogdanm 64:e3affc9e7238 538 #define MPU_RASR_S_Msk (1UL << MPU_RASR_S_Pos) /*!< MPU RASR: ATTRS.S Mask */
bogdanm 64:e3affc9e7238 539
bogdanm 64:e3affc9e7238 540 #define MPU_RASR_C_Pos 17 /*!< MPU RASR: ATTRS.C Position */
bogdanm 64:e3affc9e7238 541 #define MPU_RASR_C_Msk (1UL << MPU_RASR_C_Pos) /*!< MPU RASR: ATTRS.C Mask */
bogdanm 64:e3affc9e7238 542
bogdanm 64:e3affc9e7238 543 #define MPU_RASR_B_Pos 16 /*!< MPU RASR: ATTRS.B Position */
bogdanm 64:e3affc9e7238 544 #define MPU_RASR_B_Msk (1UL << MPU_RASR_B_Pos) /*!< MPU RASR: ATTRS.B Mask */
bogdanm 64:e3affc9e7238 545
bogdanm 64:e3affc9e7238 546 #define MPU_RASR_SRD_Pos 8 /*!< MPU RASR: Sub-Region Disable Position */
bogdanm 64:e3affc9e7238 547 #define MPU_RASR_SRD_Msk (0xFFUL << MPU_RASR_SRD_Pos) /*!< MPU RASR: Sub-Region Disable Mask */
bogdanm 64:e3affc9e7238 548
bogdanm 64:e3affc9e7238 549 #define MPU_RASR_SIZE_Pos 1 /*!< MPU RASR: Region Size Field Position */
bogdanm 64:e3affc9e7238 550 #define MPU_RASR_SIZE_Msk (0x1FUL << MPU_RASR_SIZE_Pos) /*!< MPU RASR: Region Size Field Mask */
bogdanm 64:e3affc9e7238 551
bogdanm 64:e3affc9e7238 552 #define MPU_RASR_ENABLE_Pos 0 /*!< MPU RASR: Region enable bit Position */
bogdanm 64:e3affc9e7238 553 #define MPU_RASR_ENABLE_Msk (1UL << MPU_RASR_ENABLE_Pos) /*!< MPU RASR: Region enable bit Disable Mask */
bogdanm 64:e3affc9e7238 554
bogdanm 64:e3affc9e7238 555 /*@} end of group CMSIS_MPU */
bogdanm 64:e3affc9e7238 556 #endif
bogdanm 64:e3affc9e7238 557
bogdanm 64:e3affc9e7238 558
bogdanm 64:e3affc9e7238 559 /** \ingroup CMSIS_core_register
bogdanm 64:e3affc9e7238 560 \defgroup CMSIS_CoreDebug Core Debug Registers (CoreDebug)
bogdanm 64:e3affc9e7238 561 \brief Cortex-M0+ Core Debug Registers (DCB registers, SHCSR, and DFSR)
bogdanm 64:e3affc9e7238 562 are only accessible over DAP and not via processor. Therefore
bogdanm 64:e3affc9e7238 563 they are not covered by the Cortex-M0 header file.
bogdanm 64:e3affc9e7238 564 @{
bogdanm 64:e3affc9e7238 565 */
bogdanm 64:e3affc9e7238 566 /*@} end of group CMSIS_CoreDebug */
bogdanm 64:e3affc9e7238 567
bogdanm 64:e3affc9e7238 568
bogdanm 64:e3affc9e7238 569 /** \ingroup CMSIS_core_register
bogdanm 64:e3affc9e7238 570 \defgroup CMSIS_core_base Core Definitions
bogdanm 64:e3affc9e7238 571 \brief Definitions for base addresses, unions, and structures.
bogdanm 64:e3affc9e7238 572 @{
bogdanm 64:e3affc9e7238 573 */
bogdanm 64:e3affc9e7238 574
bogdanm 64:e3affc9e7238 575 /* Memory mapping of Cortex-M0+ Hardware */
bogdanm 64:e3affc9e7238 576 #define SCS_BASE (0xE000E000UL) /*!< System Control Space Base Address */
bogdanm 64:e3affc9e7238 577 #define SysTick_BASE (SCS_BASE + 0x0010UL) /*!< SysTick Base Address */
bogdanm 64:e3affc9e7238 578 #define NVIC_BASE (SCS_BASE + 0x0100UL) /*!< NVIC Base Address */
bogdanm 64:e3affc9e7238 579 #define SCB_BASE (SCS_BASE + 0x0D00UL) /*!< System Control Block Base Address */
bogdanm 64:e3affc9e7238 580
bogdanm 64:e3affc9e7238 581 #define SCB ((SCB_Type *) SCB_BASE ) /*!< SCB configuration struct */
bogdanm 64:e3affc9e7238 582 #define SysTick ((SysTick_Type *) SysTick_BASE ) /*!< SysTick configuration struct */
bogdanm 64:e3affc9e7238 583 #define NVIC ((NVIC_Type *) NVIC_BASE ) /*!< NVIC configuration struct */
bogdanm 64:e3affc9e7238 584
bogdanm 64:e3affc9e7238 585 #if (__MPU_PRESENT == 1)
bogdanm 64:e3affc9e7238 586 #define MPU_BASE (SCS_BASE + 0x0D90UL) /*!< Memory Protection Unit */
bogdanm 64:e3affc9e7238 587 #define MPU ((MPU_Type *) MPU_BASE ) /*!< Memory Protection Unit */
bogdanm 64:e3affc9e7238 588 #endif
bogdanm 64:e3affc9e7238 589
bogdanm 64:e3affc9e7238 590 /*@} */
bogdanm 64:e3affc9e7238 591
bogdanm 64:e3affc9e7238 592
bogdanm 64:e3affc9e7238 593
bogdanm 64:e3affc9e7238 594 /*******************************************************************************
bogdanm 64:e3affc9e7238 595 * Hardware Abstraction Layer
bogdanm 64:e3affc9e7238 596 Core Function Interface contains:
bogdanm 64:e3affc9e7238 597 - Core NVIC Functions
bogdanm 64:e3affc9e7238 598 - Core SysTick Functions
bogdanm 64:e3affc9e7238 599 - Core Register Access Functions
bogdanm 64:e3affc9e7238 600 ******************************************************************************/
bogdanm 64:e3affc9e7238 601 /** \defgroup CMSIS_Core_FunctionInterface Functions and Instructions Reference
bogdanm 64:e3affc9e7238 602 */
bogdanm 64:e3affc9e7238 603
bogdanm 64:e3affc9e7238 604
bogdanm 64:e3affc9e7238 605
bogdanm 64:e3affc9e7238 606 /* ########################## NVIC functions #################################### */
bogdanm 64:e3affc9e7238 607 /** \ingroup CMSIS_Core_FunctionInterface
bogdanm 64:e3affc9e7238 608 \defgroup CMSIS_Core_NVICFunctions NVIC Functions
bogdanm 64:e3affc9e7238 609 \brief Functions that manage interrupts and exceptions via the NVIC.
bogdanm 64:e3affc9e7238 610 @{
bogdanm 64:e3affc9e7238 611 */
bogdanm 64:e3affc9e7238 612
bogdanm 64:e3affc9e7238 613 /* Interrupt Priorities are WORD accessible only under ARMv6M */
bogdanm 64:e3affc9e7238 614 /* The following MACROS handle generation of the register offset and byte masks */
bogdanm 64:e3affc9e7238 615 #define _BIT_SHIFT(IRQn) ( (((uint32_t)(IRQn) ) & 0x03) * 8 )
bogdanm 64:e3affc9e7238 616 #define _SHP_IDX(IRQn) ( ((((uint32_t)(IRQn) & 0x0F)-8) >> 2) )
bogdanm 64:e3affc9e7238 617 #define _IP_IDX(IRQn) ( ((uint32_t)(IRQn) >> 2) )
bogdanm 64:e3affc9e7238 618
bogdanm 64:e3affc9e7238 619
bogdanm 64:e3affc9e7238 620 /** \brief Enable External Interrupt
bogdanm 64:e3affc9e7238 621
bogdanm 64:e3affc9e7238 622 The function enables a device-specific interrupt in the NVIC interrupt controller.
bogdanm 64:e3affc9e7238 623
bogdanm 64:e3affc9e7238 624 \param [in] IRQn External interrupt number. Value cannot be negative.
bogdanm 64:e3affc9e7238 625 */
bogdanm 64:e3affc9e7238 626 __STATIC_INLINE void NVIC_EnableIRQ(IRQn_Type IRQn)
bogdanm 64:e3affc9e7238 627 {
bogdanm 64:e3affc9e7238 628 NVIC->ISER[0] = (1 << ((uint32_t)(IRQn) & 0x1F));
bogdanm 64:e3affc9e7238 629 }
bogdanm 64:e3affc9e7238 630
bogdanm 64:e3affc9e7238 631
bogdanm 64:e3affc9e7238 632 /** \brief Disable External Interrupt
bogdanm 64:e3affc9e7238 633
bogdanm 64:e3affc9e7238 634 The function disables a device-specific interrupt in the NVIC interrupt controller.
bogdanm 64:e3affc9e7238 635
bogdanm 64:e3affc9e7238 636 \param [in] IRQn External interrupt number. Value cannot be negative.
bogdanm 64:e3affc9e7238 637 */
bogdanm 64:e3affc9e7238 638 __STATIC_INLINE void NVIC_DisableIRQ(IRQn_Type IRQn)
bogdanm 64:e3affc9e7238 639 {
bogdanm 64:e3affc9e7238 640 NVIC->ICER[0] = (1 << ((uint32_t)(IRQn) & 0x1F));
bogdanm 64:e3affc9e7238 641 }
bogdanm 64:e3affc9e7238 642
bogdanm 64:e3affc9e7238 643
bogdanm 64:e3affc9e7238 644 /** \brief Get Pending Interrupt
bogdanm 64:e3affc9e7238 645
bogdanm 64:e3affc9e7238 646 The function reads the pending register in the NVIC and returns the pending bit
bogdanm 64:e3affc9e7238 647 for the specified interrupt.
bogdanm 64:e3affc9e7238 648
bogdanm 64:e3affc9e7238 649 \param [in] IRQn Interrupt number.
bogdanm 64:e3affc9e7238 650
bogdanm 64:e3affc9e7238 651 \return 0 Interrupt status is not pending.
bogdanm 64:e3affc9e7238 652 \return 1 Interrupt status is pending.
bogdanm 64:e3affc9e7238 653 */
bogdanm 64:e3affc9e7238 654 __STATIC_INLINE uint32_t NVIC_GetPendingIRQ(IRQn_Type IRQn)
bogdanm 64:e3affc9e7238 655 {
bogdanm 64:e3affc9e7238 656 return((uint32_t) ((NVIC->ISPR[0] & (1 << ((uint32_t)(IRQn) & 0x1F)))?1:0));
bogdanm 64:e3affc9e7238 657 }
bogdanm 64:e3affc9e7238 658
bogdanm 64:e3affc9e7238 659
bogdanm 64:e3affc9e7238 660 /** \brief Set Pending Interrupt
bogdanm 64:e3affc9e7238 661
bogdanm 64:e3affc9e7238 662 The function sets the pending bit of an external interrupt.
bogdanm 64:e3affc9e7238 663
bogdanm 64:e3affc9e7238 664 \param [in] IRQn Interrupt number. Value cannot be negative.
bogdanm 64:e3affc9e7238 665 */
bogdanm 64:e3affc9e7238 666 __STATIC_INLINE void NVIC_SetPendingIRQ(IRQn_Type IRQn)
bogdanm 64:e3affc9e7238 667 {
bogdanm 64:e3affc9e7238 668 NVIC->ISPR[0] = (1 << ((uint32_t)(IRQn) & 0x1F));
bogdanm 64:e3affc9e7238 669 }
bogdanm 64:e3affc9e7238 670
bogdanm 64:e3affc9e7238 671
bogdanm 64:e3affc9e7238 672 /** \brief Clear Pending Interrupt
bogdanm 64:e3affc9e7238 673
bogdanm 64:e3affc9e7238 674 The function clears the pending bit of an external interrupt.
bogdanm 64:e3affc9e7238 675
bogdanm 64:e3affc9e7238 676 \param [in] IRQn External interrupt number. Value cannot be negative.
bogdanm 64:e3affc9e7238 677 */
bogdanm 64:e3affc9e7238 678 __STATIC_INLINE void NVIC_ClearPendingIRQ(IRQn_Type IRQn)
bogdanm 64:e3affc9e7238 679 {
bogdanm 64:e3affc9e7238 680 NVIC->ICPR[0] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* Clear pending interrupt */
bogdanm 64:e3affc9e7238 681 }
bogdanm 64:e3affc9e7238 682
bogdanm 64:e3affc9e7238 683
bogdanm 64:e3affc9e7238 684 /** \brief Set Interrupt Priority
bogdanm 64:e3affc9e7238 685
bogdanm 64:e3affc9e7238 686 The function sets the priority of an interrupt.
bogdanm 64:e3affc9e7238 687
bogdanm 64:e3affc9e7238 688 \note The priority cannot be set for every core interrupt.
bogdanm 64:e3affc9e7238 689
bogdanm 64:e3affc9e7238 690 \param [in] IRQn Interrupt number.
bogdanm 64:e3affc9e7238 691 \param [in] priority Priority to set.
bogdanm 64:e3affc9e7238 692 */
bogdanm 64:e3affc9e7238 693 __STATIC_INLINE void NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority)
bogdanm 64:e3affc9e7238 694 {
bogdanm 64:e3affc9e7238 695 if(IRQn < 0) {
bogdanm 64:e3affc9e7238 696 SCB->SHP[_SHP_IDX(IRQn)] = (SCB->SHP[_SHP_IDX(IRQn)] & ~(0xFF << _BIT_SHIFT(IRQn))) |
bogdanm 64:e3affc9e7238 697 (((priority << (8 - __NVIC_PRIO_BITS)) & 0xFF) << _BIT_SHIFT(IRQn)); }
bogdanm 64:e3affc9e7238 698 else {
bogdanm 64:e3affc9e7238 699 NVIC->IP[_IP_IDX(IRQn)] = (NVIC->IP[_IP_IDX(IRQn)] & ~(0xFF << _BIT_SHIFT(IRQn))) |
bogdanm 64:e3affc9e7238 700 (((priority << (8 - __NVIC_PRIO_BITS)) & 0xFF) << _BIT_SHIFT(IRQn)); }
bogdanm 64:e3affc9e7238 701 }
bogdanm 64:e3affc9e7238 702
bogdanm 64:e3affc9e7238 703
bogdanm 64:e3affc9e7238 704 /** \brief Get Interrupt Priority
bogdanm 64:e3affc9e7238 705
bogdanm 64:e3affc9e7238 706 The function reads the priority of an interrupt. The interrupt
bogdanm 64:e3affc9e7238 707 number can be positive to specify an external (device specific)
bogdanm 64:e3affc9e7238 708 interrupt, or negative to specify an internal (core) interrupt.
bogdanm 64:e3affc9e7238 709
bogdanm 64:e3affc9e7238 710
bogdanm 64:e3affc9e7238 711 \param [in] IRQn Interrupt number.
bogdanm 64:e3affc9e7238 712 \return Interrupt Priority. Value is aligned automatically to the implemented
bogdanm 64:e3affc9e7238 713 priority bits of the microcontroller.
bogdanm 64:e3affc9e7238 714 */
bogdanm 64:e3affc9e7238 715 __STATIC_INLINE uint32_t NVIC_GetPriority(IRQn_Type IRQn)
bogdanm 64:e3affc9e7238 716 {
bogdanm 64:e3affc9e7238 717
bogdanm 64:e3affc9e7238 718 if(IRQn < 0) {
bogdanm 64:e3affc9e7238 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 64:e3affc9e7238 720 else {
bogdanm 64:e3affc9e7238 721 return((uint32_t)(((NVIC->IP[ _IP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & 0xFF) >> (8 - __NVIC_PRIO_BITS))); } /* get priority for device specific interrupts */
bogdanm 64:e3affc9e7238 722 }
bogdanm 64:e3affc9e7238 723
bogdanm 64:e3affc9e7238 724
bogdanm 64:e3affc9e7238 725 /** \brief System Reset
bogdanm 64:e3affc9e7238 726
bogdanm 64:e3affc9e7238 727 The function initiates a system reset request to reset the MCU.
bogdanm 64:e3affc9e7238 728 */
bogdanm 64:e3affc9e7238 729 __STATIC_INLINE void NVIC_SystemReset(void)
bogdanm 64:e3affc9e7238 730 {
bogdanm 64:e3affc9e7238 731 __DSB(); /* Ensure all outstanding memory accesses included
bogdanm 64:e3affc9e7238 732 buffered write are completed before reset */
bogdanm 64:e3affc9e7238 733 SCB->AIRCR = ((0x5FA << SCB_AIRCR_VECTKEY_Pos) |
bogdanm 64:e3affc9e7238 734 SCB_AIRCR_SYSRESETREQ_Msk);
bogdanm 64:e3affc9e7238 735 __DSB(); /* Ensure completion of memory access */
bogdanm 64:e3affc9e7238 736 while(1); /* wait until reset */
bogdanm 64:e3affc9e7238 737 }
bogdanm 64:e3affc9e7238 738
bogdanm 64:e3affc9e7238 739 /*@} end of CMSIS_Core_NVICFunctions */
bogdanm 64:e3affc9e7238 740
bogdanm 64:e3affc9e7238 741
bogdanm 64:e3affc9e7238 742
bogdanm 64:e3affc9e7238 743 /* ################################## SysTick function ############################################ */
bogdanm 64:e3affc9e7238 744 /** \ingroup CMSIS_Core_FunctionInterface
bogdanm 64:e3affc9e7238 745 \defgroup CMSIS_Core_SysTickFunctions SysTick Functions
bogdanm 64:e3affc9e7238 746 \brief Functions that configure the System.
bogdanm 64:e3affc9e7238 747 @{
bogdanm 64:e3affc9e7238 748 */
bogdanm 64:e3affc9e7238 749
bogdanm 64:e3affc9e7238 750 #if (__Vendor_SysTickConfig == 0)
bogdanm 64:e3affc9e7238 751
bogdanm 64:e3affc9e7238 752 /** \brief System Tick Configuration
bogdanm 64:e3affc9e7238 753
bogdanm 64:e3affc9e7238 754 The function initializes the System Timer and its interrupt, and starts the System Tick Timer.
bogdanm 64:e3affc9e7238 755 Counter is in free running mode to generate periodic interrupts.
bogdanm 64:e3affc9e7238 756
bogdanm 64:e3affc9e7238 757 \param [in] ticks Number of ticks between two interrupts.
bogdanm 64:e3affc9e7238 758
bogdanm 64:e3affc9e7238 759 \return 0 Function succeeded.
bogdanm 64:e3affc9e7238 760 \return 1 Function failed.
bogdanm 64:e3affc9e7238 761
bogdanm 64:e3affc9e7238 762 \note When the variable <b>__Vendor_SysTickConfig</b> is set to 1, then the
bogdanm 64:e3affc9e7238 763 function <b>SysTick_Config</b> is not included. In this case, the file <b><i>device</i>.h</b>
bogdanm 64:e3affc9e7238 764 must contain a vendor-specific implementation of this function.
bogdanm 64:e3affc9e7238 765
bogdanm 64:e3affc9e7238 766 */
bogdanm 64:e3affc9e7238 767 __STATIC_INLINE uint32_t SysTick_Config(uint32_t ticks)
bogdanm 64:e3affc9e7238 768 {
bogdanm 64:e3affc9e7238 769 if ((ticks - 1) > SysTick_LOAD_RELOAD_Msk) return (1); /* Reload value impossible */
bogdanm 64:e3affc9e7238 770
bogdanm 64:e3affc9e7238 771 SysTick->LOAD = ticks - 1; /* set reload register */
bogdanm 64:e3affc9e7238 772 NVIC_SetPriority (SysTick_IRQn, (1<<__NVIC_PRIO_BITS) - 1); /* set Priority for Systick Interrupt */
bogdanm 64:e3affc9e7238 773 SysTick->VAL = 0; /* Load the SysTick Counter Value */
bogdanm 64:e3affc9e7238 774 SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk |
bogdanm 64:e3affc9e7238 775 SysTick_CTRL_TICKINT_Msk |
bogdanm 64:e3affc9e7238 776 SysTick_CTRL_ENABLE_Msk; /* Enable SysTick IRQ and SysTick Timer */
bogdanm 64:e3affc9e7238 777 return (0); /* Function successful */
bogdanm 64:e3affc9e7238 778 }
bogdanm 64:e3affc9e7238 779
bogdanm 64:e3affc9e7238 780 #endif
bogdanm 64:e3affc9e7238 781
bogdanm 64:e3affc9e7238 782 /*@} end of CMSIS_Core_SysTickFunctions */
bogdanm 64:e3affc9e7238 783
bogdanm 64:e3affc9e7238 784
bogdanm 64:e3affc9e7238 785
bogdanm 64:e3affc9e7238 786
bogdanm 64:e3affc9e7238 787 #endif /* __CORE_CM0PLUS_H_DEPENDANT */
bogdanm 64:e3affc9e7238 788
bogdanm 64:e3affc9e7238 789 #endif /* __CMSIS_GENERIC */
bogdanm 64:e3affc9e7238 790
bogdanm 64:e3affc9e7238 791 #ifdef __cplusplus
bogdanm 64:e3affc9e7238 792 }
bogdanm 64:e3affc9e7238 793 #endif