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The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

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mbed 2

This is the mbed 2 library. If you'd like to learn about Mbed OS please see the mbed-os docs.

TARGET_MTM_MTCONNECT04S/core_cm0plus.h@136:ef9c61f8c49f, 2017-02-14 (annotated)

Committer:
Kojto
Date:
Tue Feb 14 11:24:20 2017 +0000
Revision:
136:ef9c61f8c49f
Parent:
131:faff56e089b2
Child:
145:64910690c574
Release 136 of the mbed library



Ports for Upcoming Targets





Fixes and Changes



3432: Target STM USBHOST support https://github.com/ARMmbed/mbed-os/pull/3432

3181: NUCLEO_F207ZG extending PeripheralPins.c: all available alternate functions can be used now https://github.com/ARMmbed/mbed-os/pull/3181

3626: NUCLEO_F412ZG : Add USB Device +Host https://github.com/ARMmbed/mbed-os/pull/3626

3628: Fix warnings https://github.com/ARMmbed/mbed-os/pull/3628

3629: STM32: L0 LL layer https://github.com/ARMmbed/mbed-os/pull/3629

3632: IDE Export support for platform VK_RZ_A1H https://github.com/ARMmbed/mbed-os/pull/3632

3642: Missing IRQ pin fix for platform VK_RZ_A1H https://github.com/ARMmbed/mbed-os/pull/3642

3664: Fix ncs36510 sleep definitions https://github.com/ARMmbed/mbed-os/pull/3664

3655: [STM32F4] Modify folder structure https://github.com/ARMmbed/mbed-os/pull/3655

3657: [STM32L4] Modify folder structure https://github.com/ARMmbed/mbed-os/pull/3657

3658: [STM32F3] Modify folder structure https://github.com/ARMmbed/mbed-os/pull/3658

3685: STM32: I2C: reset state machine https://github.com/ARMmbed/mbed-os/pull/3685

3692: uVisor: Standardize available legacy heap and stack https://github.com/ARMmbed/mbed-os/pull/3692

3621: Fix for #2884, LPC824: export to LPCXpresso, target running with wron https://github.com/ARMmbed/mbed-os/pull/3621

3649: [STM32F7] Modify folder structure  https://github.com/ARMmbed/mbed-os/pull/3649

3695: Enforce device_name is valid in targets.json https://github.com/ARMmbed/mbed-os/pull/3695

3723: NCS36510: spi_format function bug fix https://github.com/ARMmbed/mbed-os/pull/3723

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 126:abea610beb85 1 /**************************************************************************//**
AnnaBridge 126:abea610beb85 2 * @file core_cm0plus.h
AnnaBridge 126:abea610beb85 3 * @brief CMSIS Cortex-M0+ Core Peripheral Access Layer Header File
AnnaBridge 126:abea610beb85 4 * @version V4.10
AnnaBridge 126:abea610beb85 5 * @date 18. March 2015
AnnaBridge 126:abea610beb85 6 *
AnnaBridge 126:abea610beb85 7 * @note
AnnaBridge 126:abea610beb85 8 *
AnnaBridge 126:abea610beb85 9 ******************************************************************************/
AnnaBridge 126:abea610beb85 10 /* Copyright (c) 2009 - 2015 ARM LIMITED
AnnaBridge 126:abea610beb85 11
AnnaBridge 126:abea610beb85 12 All rights reserved.
AnnaBridge 126:abea610beb85 13 Redistribution and use in source and binary forms, with or without
AnnaBridge 126:abea610beb85 14 modification, are permitted provided that the following conditions are met:
AnnaBridge 126:abea610beb85 15 - Redistributions of source code must retain the above copyright
AnnaBridge 126:abea610beb85 16 notice, this list of conditions and the following disclaimer.
AnnaBridge 126:abea610beb85 17 - Redistributions in binary form must reproduce the above copyright
AnnaBridge 126:abea610beb85 18 notice, this list of conditions and the following disclaimer in the
AnnaBridge 126:abea610beb85 19 documentation and/or other materials provided with the distribution.
AnnaBridge 126:abea610beb85 20 - Neither the name of ARM nor the names of its contributors may be used
AnnaBridge 126:abea610beb85 21 to endorse or promote products derived from this software without
AnnaBridge 126:abea610beb85 22 specific prior written permission.
AnnaBridge 126:abea610beb85 23 *
AnnaBridge 126:abea610beb85 24 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AnnaBridge 126:abea610beb85 25 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
AnnaBridge 126:abea610beb85 26 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
AnnaBridge 126:abea610beb85 27 ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
AnnaBridge 126:abea610beb85 28 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
AnnaBridge 126:abea610beb85 29 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
AnnaBridge 126:abea610beb85 30 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
AnnaBridge 126:abea610beb85 31 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
AnnaBridge 126:abea610beb85 32 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
AnnaBridge 126:abea610beb85 33 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
AnnaBridge 126:abea610beb85 34 POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 126:abea610beb85 35 ---------------------------------------------------------------------------*/
AnnaBridge 126:abea610beb85 36
AnnaBridge 126:abea610beb85 37
AnnaBridge 126:abea610beb85 38 #if defined ( __ICCARM__ )
AnnaBridge 126:abea610beb85 39 #pragma system_include /* treat file as system include file for MISRA check */
AnnaBridge 126:abea610beb85 40 #endif
AnnaBridge 126:abea610beb85 41
AnnaBridge 126:abea610beb85 42 #ifndef __CORE_CM0PLUS_H_GENERIC
AnnaBridge 126:abea610beb85 43 #define __CORE_CM0PLUS_H_GENERIC
AnnaBridge 126:abea610beb85 44
AnnaBridge 126:abea610beb85 45 #ifdef __cplusplus
AnnaBridge 126:abea610beb85 46 extern "C" {
AnnaBridge 126:abea610beb85 47 #endif
AnnaBridge 126:abea610beb85 48
AnnaBridge 126:abea610beb85 49 /** \page CMSIS_MISRA_Exceptions MISRA-C:2004 Compliance Exceptions
AnnaBridge 126:abea610beb85 50 CMSIS violates the following MISRA-C:2004 rules:
AnnaBridge 126:abea610beb85 51
AnnaBridge 126:abea610beb85 52 \li Required Rule 8.5, object/function definition in header file.<br>
AnnaBridge 126:abea610beb85 53 Function definitions in header files are used to allow 'inlining'.
AnnaBridge 126:abea610beb85 54
AnnaBridge 126:abea610beb85 55 \li Required Rule 18.4, declaration of union type or object of union type: '{...}'.<br>
AnnaBridge 126:abea610beb85 56 Unions are used for effective representation of core registers.
AnnaBridge 126:abea610beb85 57
AnnaBridge 126:abea610beb85 58 \li Advisory Rule 19.7, Function-like macro defined.<br>
AnnaBridge 126:abea610beb85 59 Function-like macros are used to allow more efficient code.
AnnaBridge 126:abea610beb85 60 */
AnnaBridge 126:abea610beb85 61
AnnaBridge 126:abea610beb85 62
AnnaBridge 126:abea610beb85 63 /*******************************************************************************
AnnaBridge 126:abea610beb85 64 * CMSIS definitions
AnnaBridge 126:abea610beb85 65 ******************************************************************************/
AnnaBridge 126:abea610beb85 66 /** \ingroup Cortex-M0+
AnnaBridge 126:abea610beb85 67 @{
AnnaBridge 126:abea610beb85 68 */
AnnaBridge 126:abea610beb85 69
AnnaBridge 126:abea610beb85 70 /* CMSIS CM0P definitions */
AnnaBridge 126:abea610beb85 71 #define __CM0PLUS_CMSIS_VERSION_MAIN (0x04) /*!< [31:16] CMSIS HAL main version */
AnnaBridge 126:abea610beb85 72 #define __CM0PLUS_CMSIS_VERSION_SUB (0x00) /*!< [15:0] CMSIS HAL sub version */
AnnaBridge 126:abea610beb85 73 #define __CM0PLUS_CMSIS_VERSION ((__CM0PLUS_CMSIS_VERSION_MAIN << 16) | \
AnnaBridge 126:abea610beb85 74 __CM0PLUS_CMSIS_VERSION_SUB) /*!< CMSIS HAL version number */
AnnaBridge 126:abea610beb85 75
AnnaBridge 126:abea610beb85 76 #define __CORTEX_M (0x00) /*!< Cortex-M Core */
AnnaBridge 126:abea610beb85 77
AnnaBridge 126:abea610beb85 78
AnnaBridge 126:abea610beb85 79 #if defined ( __CC_ARM )
AnnaBridge 126:abea610beb85 80 #define __ASM __asm /*!< asm keyword for ARM Compiler */
AnnaBridge 126:abea610beb85 81 #define __INLINE __inline /*!< inline keyword for ARM Compiler */
AnnaBridge 126:abea610beb85 82 #define __STATIC_INLINE static __inline
AnnaBridge 126:abea610beb85 83
AnnaBridge 126:abea610beb85 84 #elif defined ( __GNUC__ )
AnnaBridge 126:abea610beb85 85 #define __ASM __asm /*!< asm keyword for GNU Compiler */
AnnaBridge 126:abea610beb85 86 #define __INLINE inline /*!< inline keyword for GNU Compiler */
AnnaBridge 126:abea610beb85 87 #define __STATIC_INLINE static inline
AnnaBridge 126:abea610beb85 88
AnnaBridge 126:abea610beb85 89 #elif defined ( __ICCARM__ )
AnnaBridge 126:abea610beb85 90 #define __ASM __asm /*!< asm keyword for IAR Compiler */
AnnaBridge 126:abea610beb85 91 #define __INLINE inline /*!< inline keyword for IAR Compiler. Only available in High optimization mode! */
AnnaBridge 126:abea610beb85 92 #define __STATIC_INLINE static inline
AnnaBridge 126:abea610beb85 93
AnnaBridge 126:abea610beb85 94 #elif defined ( __TMS470__ )
AnnaBridge 126:abea610beb85 95 #define __ASM __asm /*!< asm keyword for TI CCS Compiler */
AnnaBridge 126:abea610beb85 96 #define __STATIC_INLINE static inline
AnnaBridge 126:abea610beb85 97
AnnaBridge 126:abea610beb85 98 #elif defined ( __TASKING__ )
AnnaBridge 126:abea610beb85 99 #define __ASM __asm /*!< asm keyword for TASKING Compiler */
AnnaBridge 126:abea610beb85 100 #define __INLINE inline /*!< inline keyword for TASKING Compiler */
AnnaBridge 126:abea610beb85 101 #define __STATIC_INLINE static inline
AnnaBridge 126:abea610beb85 102
AnnaBridge 126:abea610beb85 103 #elif defined ( __CSMC__ )
AnnaBridge 126:abea610beb85 104 #define __packed
AnnaBridge 126:abea610beb85 105 #define __ASM _asm /*!< asm keyword for COSMIC Compiler */
AnnaBridge 126:abea610beb85 106 #define __INLINE inline /*use -pc99 on compile line !< inline keyword for COSMIC Compiler */
AnnaBridge 126:abea610beb85 107 #define __STATIC_INLINE static inline
AnnaBridge 126:abea610beb85 108
AnnaBridge 126:abea610beb85 109 #endif
AnnaBridge 126:abea610beb85 110
AnnaBridge 126:abea610beb85 111 /** __FPU_USED indicates whether an FPU is used or not.
AnnaBridge 126:abea610beb85 112 This core does not support an FPU at all
AnnaBridge 126:abea610beb85 113 */
AnnaBridge 126:abea610beb85 114 #define __FPU_USED 0
AnnaBridge 126:abea610beb85 115
AnnaBridge 126:abea610beb85 116 #if defined ( __CC_ARM )
AnnaBridge 126:abea610beb85 117 #if defined __TARGET_FPU_VFP
AnnaBridge 126:abea610beb85 118 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
AnnaBridge 126:abea610beb85 119 #endif
AnnaBridge 126:abea610beb85 120
AnnaBridge 126:abea610beb85 121 #elif defined ( __GNUC__ )
AnnaBridge 126:abea610beb85 122 #if defined (__VFP_FP__) && !defined(__SOFTFP__)
AnnaBridge 126:abea610beb85 123 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
AnnaBridge 126:abea610beb85 124 #endif
AnnaBridge 126:abea610beb85 125
AnnaBridge 126:abea610beb85 126 #elif defined ( __ICCARM__ )
AnnaBridge 126:abea610beb85 127 #if defined __ARMVFP__
AnnaBridge 126:abea610beb85 128 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
AnnaBridge 126:abea610beb85 129 #endif
AnnaBridge 126:abea610beb85 130
AnnaBridge 126:abea610beb85 131 #elif defined ( __TMS470__ )
AnnaBridge 126:abea610beb85 132 #if defined __TI__VFP_SUPPORT____
AnnaBridge 126:abea610beb85 133 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
AnnaBridge 126:abea610beb85 134 #endif
AnnaBridge 126:abea610beb85 135
AnnaBridge 126:abea610beb85 136 #elif defined ( __TASKING__ )
AnnaBridge 126:abea610beb85 137 #if defined __FPU_VFP__
AnnaBridge 126:abea610beb85 138 #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
AnnaBridge 126:abea610beb85 139 #endif
AnnaBridge 126:abea610beb85 140
AnnaBridge 126:abea610beb85 141 #elif defined ( __CSMC__ ) /* Cosmic */
AnnaBridge 126:abea610beb85 142 #if ( __CSMC__ & 0x400) // FPU present for parser
AnnaBridge 126:abea610beb85 143 #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
AnnaBridge 126:abea610beb85 144 #endif
AnnaBridge 126:abea610beb85 145 #endif
AnnaBridge 126:abea610beb85 146
AnnaBridge 126:abea610beb85 147 #include <stdint.h> /* standard types definitions */
AnnaBridge 126:abea610beb85 148 #include <core_cmInstr.h> /* Core Instruction Access */
AnnaBridge 126:abea610beb85 149 #include <core_cmFunc.h> /* Core Function Access */
AnnaBridge 126:abea610beb85 150
AnnaBridge 126:abea610beb85 151 #ifdef __cplusplus
AnnaBridge 126:abea610beb85 152 }
AnnaBridge 126:abea610beb85 153 #endif
AnnaBridge 126:abea610beb85 154
AnnaBridge 126:abea610beb85 155 #endif /* __CORE_CM0PLUS_H_GENERIC */
AnnaBridge 126:abea610beb85 156
AnnaBridge 126:abea610beb85 157 #ifndef __CMSIS_GENERIC
AnnaBridge 126:abea610beb85 158
AnnaBridge 126:abea610beb85 159 #ifndef __CORE_CM0PLUS_H_DEPENDANT
AnnaBridge 126:abea610beb85 160 #define __CORE_CM0PLUS_H_DEPENDANT
AnnaBridge 126:abea610beb85 161
AnnaBridge 126:abea610beb85 162 #ifdef __cplusplus
AnnaBridge 126:abea610beb85 163 extern "C" {
AnnaBridge 126:abea610beb85 164 #endif
AnnaBridge 126:abea610beb85 165
AnnaBridge 126:abea610beb85 166 /* check device defines and use defaults */
AnnaBridge 126:abea610beb85 167 #if defined __CHECK_DEVICE_DEFINES
AnnaBridge 126:abea610beb85 168 #ifndef __CM0PLUS_REV
AnnaBridge 126:abea610beb85 169 #define __CM0PLUS_REV 0x0000
AnnaBridge 126:abea610beb85 170 #warning "__CM0PLUS_REV not defined in device header file; using default!"
AnnaBridge 126:abea610beb85 171 #endif
AnnaBridge 126:abea610beb85 172
AnnaBridge 126:abea610beb85 173 #ifndef __MPU_PRESENT
AnnaBridge 126:abea610beb85 174 #define __MPU_PRESENT 0
AnnaBridge 126:abea610beb85 175 #warning "__MPU_PRESENT not defined in device header file; using default!"
AnnaBridge 126:abea610beb85 176 #endif
AnnaBridge 126:abea610beb85 177
AnnaBridge 126:abea610beb85 178 #ifndef __VTOR_PRESENT
AnnaBridge 126:abea610beb85 179 #define __VTOR_PRESENT 0
AnnaBridge 126:abea610beb85 180 #warning "__VTOR_PRESENT not defined in device header file; using default!"
AnnaBridge 126:abea610beb85 181 #endif
AnnaBridge 126:abea610beb85 182
AnnaBridge 126:abea610beb85 183 #ifndef __NVIC_PRIO_BITS
AnnaBridge 126:abea610beb85 184 #define __NVIC_PRIO_BITS 2
AnnaBridge 126:abea610beb85 185 #warning "__NVIC_PRIO_BITS not defined in device header file; using default!"
AnnaBridge 126:abea610beb85 186 #endif
AnnaBridge 126:abea610beb85 187
AnnaBridge 126:abea610beb85 188 #ifndef __Vendor_SysTickConfig
AnnaBridge 126:abea610beb85 189 #define __Vendor_SysTickConfig 0
AnnaBridge 126:abea610beb85 190 #warning "__Vendor_SysTickConfig not defined in device header file; using default!"
AnnaBridge 126:abea610beb85 191 #endif
AnnaBridge 126:abea610beb85 192 #endif
AnnaBridge 126:abea610beb85 193
AnnaBridge 126:abea610beb85 194 /* IO definitions (access restrictions to peripheral registers) */
AnnaBridge 126:abea610beb85 195 /**
AnnaBridge 126:abea610beb85 196 \defgroup CMSIS_glob_defs CMSIS Global Defines
AnnaBridge 126:abea610beb85 197
AnnaBridge 126:abea610beb85 198 <strong>IO Type Qualifiers</strong> are used
AnnaBridge 126:abea610beb85 199 \li to specify the access to peripheral variables.
AnnaBridge 126:abea610beb85 200 \li for automatic generation of peripheral register debug information.
AnnaBridge 126:abea610beb85 201 */
AnnaBridge 126:abea610beb85 202 #ifdef __cplusplus
AnnaBridge 126:abea610beb85 203 #define __I volatile /*!< Defines 'read only' permissions */
AnnaBridge 126:abea610beb85 204 #else
AnnaBridge 126:abea610beb85 205 #define __I volatile const /*!< Defines 'read only' permissions */
AnnaBridge 126:abea610beb85 206 #endif
AnnaBridge 126:abea610beb85 207 #define __O volatile /*!< Defines 'write only' permissions */
AnnaBridge 126:abea610beb85 208 #define __IO volatile /*!< Defines 'read / write' permissions */
AnnaBridge 126:abea610beb85 209
<> 128:9bcdf88f62b0 210 #ifdef __cplusplus
<> 128:9bcdf88f62b0 211 #define __IM volatile /*!< Defines 'read only' permissions */
<> 128:9bcdf88f62b0 212 #else
<> 128:9bcdf88f62b0 213 #define __IM volatile const /*!< Defines 'read only' permissions */
<> 128:9bcdf88f62b0 214 #endif
<> 128:9bcdf88f62b0 215 #define __OM volatile /*!< Defines 'write only' permissions */
<> 128:9bcdf88f62b0 216 #define __IOM volatile /*!< Defines 'read / write' permissions */
<> 128:9bcdf88f62b0 217
AnnaBridge 126:abea610beb85 218 /*@} end of group Cortex-M0+ */
AnnaBridge 126:abea610beb85 219
AnnaBridge 126:abea610beb85 220
AnnaBridge 126:abea610beb85 221
AnnaBridge 126:abea610beb85 222 /*******************************************************************************
AnnaBridge 126:abea610beb85 223 * Register Abstraction
AnnaBridge 126:abea610beb85 224 Core Register contain:
AnnaBridge 126:abea610beb85 225 - Core Register
AnnaBridge 126:abea610beb85 226 - Core NVIC Register
AnnaBridge 126:abea610beb85 227 - Core SCB Register
AnnaBridge 126:abea610beb85 228 - Core SysTick Register
AnnaBridge 126:abea610beb85 229 - Core MPU Register
AnnaBridge 126:abea610beb85 230 ******************************************************************************/
AnnaBridge 126:abea610beb85 231 /** \defgroup CMSIS_core_register Defines and Type Definitions
AnnaBridge 126:abea610beb85 232 \brief Type definitions and defines for Cortex-M processor based devices.
AnnaBridge 126:abea610beb85 233 */
AnnaBridge 126:abea610beb85 234
AnnaBridge 126:abea610beb85 235 /** \ingroup CMSIS_core_register
AnnaBridge 126:abea610beb85 236 \defgroup CMSIS_CORE Status and Control Registers
AnnaBridge 126:abea610beb85 237 \brief Core Register type definitions.
AnnaBridge 126:abea610beb85 238 @{
AnnaBridge 126:abea610beb85 239 */
AnnaBridge 126:abea610beb85 240
AnnaBridge 126:abea610beb85 241 /** \brief Union type to access the Application Program Status Register (APSR).
AnnaBridge 126:abea610beb85 242 */
AnnaBridge 126:abea610beb85 243 typedef union
AnnaBridge 126:abea610beb85 244 {
AnnaBridge 126:abea610beb85 245 struct
AnnaBridge 126:abea610beb85 246 {
AnnaBridge 126:abea610beb85 247 uint32_t _reserved0:28; /*!< bit: 0..27 Reserved */
AnnaBridge 126:abea610beb85 248 uint32_t V:1; /*!< bit: 28 Overflow condition code flag */
AnnaBridge 126:abea610beb85 249 uint32_t C:1; /*!< bit: 29 Carry condition code flag */
AnnaBridge 126:abea610beb85 250 uint32_t Z:1; /*!< bit: 30 Zero condition code flag */
AnnaBridge 126:abea610beb85 251 uint32_t N:1; /*!< bit: 31 Negative condition code flag */
AnnaBridge 126:abea610beb85 252 } b; /*!< Structure used for bit access */
AnnaBridge 126:abea610beb85 253 uint32_t w; /*!< Type used for word access */
AnnaBridge 126:abea610beb85 254 } APSR_Type;
AnnaBridge 126:abea610beb85 255
AnnaBridge 126:abea610beb85 256 /* APSR Register Definitions */
AnnaBridge 126:abea610beb85 257 #define APSR_N_Pos 31 /*!< APSR: N Position */
AnnaBridge 126:abea610beb85 258 #define APSR_N_Msk (1UL << APSR_N_Pos) /*!< APSR: N Mask */
AnnaBridge 126:abea610beb85 259
AnnaBridge 126:abea610beb85 260 #define APSR_Z_Pos 30 /*!< APSR: Z Position */
AnnaBridge 126:abea610beb85 261 #define APSR_Z_Msk (1UL << APSR_Z_Pos) /*!< APSR: Z Mask */
AnnaBridge 126:abea610beb85 262
AnnaBridge 126:abea610beb85 263 #define APSR_C_Pos 29 /*!< APSR: C Position */
AnnaBridge 126:abea610beb85 264 #define APSR_C_Msk (1UL << APSR_C_Pos) /*!< APSR: C Mask */
AnnaBridge 126:abea610beb85 265
AnnaBridge 126:abea610beb85 266 #define APSR_V_Pos 28 /*!< APSR: V Position */
AnnaBridge 126:abea610beb85 267 #define APSR_V_Msk (1UL << APSR_V_Pos) /*!< APSR: V Mask */
AnnaBridge 126:abea610beb85 268
AnnaBridge 126:abea610beb85 269
AnnaBridge 126:abea610beb85 270 /** \brief Union type to access the Interrupt Program Status Register (IPSR).
AnnaBridge 126:abea610beb85 271 */
AnnaBridge 126:abea610beb85 272 typedef union
AnnaBridge 126:abea610beb85 273 {
AnnaBridge 126:abea610beb85 274 struct
AnnaBridge 126:abea610beb85 275 {
AnnaBridge 126:abea610beb85 276 uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */
AnnaBridge 126:abea610beb85 277 uint32_t _reserved0:23; /*!< bit: 9..31 Reserved */
AnnaBridge 126:abea610beb85 278 } b; /*!< Structure used for bit access */
AnnaBridge 126:abea610beb85 279 uint32_t w; /*!< Type used for word access */
AnnaBridge 126:abea610beb85 280 } IPSR_Type;
AnnaBridge 126:abea610beb85 281
AnnaBridge 126:abea610beb85 282 /* IPSR Register Definitions */
AnnaBridge 126:abea610beb85 283 #define IPSR_ISR_Pos 0 /*!< IPSR: ISR Position */
AnnaBridge 126:abea610beb85 284 #define IPSR_ISR_Msk (0x1FFUL /*<< IPSR_ISR_Pos*/) /*!< IPSR: ISR Mask */
AnnaBridge 126:abea610beb85 285
AnnaBridge 126:abea610beb85 286
AnnaBridge 126:abea610beb85 287 /** \brief Union type to access the Special-Purpose Program Status Registers (xPSR).
AnnaBridge 126:abea610beb85 288 */
AnnaBridge 126:abea610beb85 289 typedef union
AnnaBridge 126:abea610beb85 290 {
AnnaBridge 126:abea610beb85 291 struct
AnnaBridge 126:abea610beb85 292 {
AnnaBridge 126:abea610beb85 293 uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */
AnnaBridge 126:abea610beb85 294 uint32_t _reserved0:15; /*!< bit: 9..23 Reserved */
AnnaBridge 126:abea610beb85 295 uint32_t T:1; /*!< bit: 24 Thumb bit (read 0) */
AnnaBridge 126:abea610beb85 296 uint32_t _reserved1:3; /*!< bit: 25..27 Reserved */
AnnaBridge 126:abea610beb85 297 uint32_t V:1; /*!< bit: 28 Overflow condition code flag */
AnnaBridge 126:abea610beb85 298 uint32_t C:1; /*!< bit: 29 Carry condition code flag */
AnnaBridge 126:abea610beb85 299 uint32_t Z:1; /*!< bit: 30 Zero condition code flag */
AnnaBridge 126:abea610beb85 300 uint32_t N:1; /*!< bit: 31 Negative condition code flag */
AnnaBridge 126:abea610beb85 301 } b; /*!< Structure used for bit access */
AnnaBridge 126:abea610beb85 302 uint32_t w; /*!< Type used for word access */
AnnaBridge 126:abea610beb85 303 } xPSR_Type;
AnnaBridge 126:abea610beb85 304
AnnaBridge 126:abea610beb85 305 /* xPSR Register Definitions */
AnnaBridge 126:abea610beb85 306 #define xPSR_N_Pos 31 /*!< xPSR: N Position */
AnnaBridge 126:abea610beb85 307 #define xPSR_N_Msk (1UL << xPSR_N_Pos) /*!< xPSR: N Mask */
AnnaBridge 126:abea610beb85 308
AnnaBridge 126:abea610beb85 309 #define xPSR_Z_Pos 30 /*!< xPSR: Z Position */
AnnaBridge 126:abea610beb85 310 #define xPSR_Z_Msk (1UL << xPSR_Z_Pos) /*!< xPSR: Z Mask */
AnnaBridge 126:abea610beb85 311
AnnaBridge 126:abea610beb85 312 #define xPSR_C_Pos 29 /*!< xPSR: C Position */
AnnaBridge 126:abea610beb85 313 #define xPSR_C_Msk (1UL << xPSR_C_Pos) /*!< xPSR: C Mask */
AnnaBridge 126:abea610beb85 314
AnnaBridge 126:abea610beb85 315 #define xPSR_V_Pos 28 /*!< xPSR: V Position */
AnnaBridge 126:abea610beb85 316 #define xPSR_V_Msk (1UL << xPSR_V_Pos) /*!< xPSR: V Mask */
AnnaBridge 126:abea610beb85 317
AnnaBridge 126:abea610beb85 318 #define xPSR_T_Pos 24 /*!< xPSR: T Position */
AnnaBridge 126:abea610beb85 319 #define xPSR_T_Msk (1UL << xPSR_T_Pos) /*!< xPSR: T Mask */
AnnaBridge 126:abea610beb85 320
AnnaBridge 126:abea610beb85 321 #define xPSR_ISR_Pos 0 /*!< xPSR: ISR Position */
AnnaBridge 126:abea610beb85 322 #define xPSR_ISR_Msk (0x1FFUL /*<< xPSR_ISR_Pos*/) /*!< xPSR: ISR Mask */
AnnaBridge 126:abea610beb85 323
AnnaBridge 126:abea610beb85 324
AnnaBridge 126:abea610beb85 325 /** \brief Union type to access the Control Registers (CONTROL).
AnnaBridge 126:abea610beb85 326 */
AnnaBridge 126:abea610beb85 327 typedef union
AnnaBridge 126:abea610beb85 328 {
AnnaBridge 126:abea610beb85 329 struct
AnnaBridge 126:abea610beb85 330 {
AnnaBridge 126:abea610beb85 331 uint32_t nPRIV:1; /*!< bit: 0 Execution privilege in Thread mode */
AnnaBridge 126:abea610beb85 332 uint32_t SPSEL:1; /*!< bit: 1 Stack to be used */
AnnaBridge 126:abea610beb85 333 uint32_t _reserved1:30; /*!< bit: 2..31 Reserved */
AnnaBridge 126:abea610beb85 334 } b; /*!< Structure used for bit access */
AnnaBridge 126:abea610beb85 335 uint32_t w; /*!< Type used for word access */
AnnaBridge 126:abea610beb85 336 } CONTROL_Type;
AnnaBridge 126:abea610beb85 337
AnnaBridge 126:abea610beb85 338 /* CONTROL Register Definitions */
AnnaBridge 126:abea610beb85 339 #define CONTROL_SPSEL_Pos 1 /*!< CONTROL: SPSEL Position */
AnnaBridge 126:abea610beb85 340 #define CONTROL_SPSEL_Msk (1UL << CONTROL_SPSEL_Pos) /*!< CONTROL: SPSEL Mask */
AnnaBridge 126:abea610beb85 341
AnnaBridge 126:abea610beb85 342 #define CONTROL_nPRIV_Pos 0 /*!< CONTROL: nPRIV Position */
AnnaBridge 126:abea610beb85 343 #define CONTROL_nPRIV_Msk (1UL /*<< CONTROL_nPRIV_Pos*/) /*!< CONTROL: nPRIV Mask */
AnnaBridge 126:abea610beb85 344
AnnaBridge 126:abea610beb85 345 /*@} end of group CMSIS_CORE */
AnnaBridge 126:abea610beb85 346
AnnaBridge 126:abea610beb85 347
AnnaBridge 126:abea610beb85 348 /** \ingroup CMSIS_core_register
AnnaBridge 126:abea610beb85 349 \defgroup CMSIS_NVIC Nested Vectored Interrupt Controller (NVIC)
AnnaBridge 126:abea610beb85 350 \brief Type definitions for the NVIC Registers
AnnaBridge 126:abea610beb85 351 @{
AnnaBridge 126:abea610beb85 352 */
AnnaBridge 126:abea610beb85 353
AnnaBridge 126:abea610beb85 354 /** \brief Structure type to access the Nested Vectored Interrupt Controller (NVIC).
AnnaBridge 126:abea610beb85 355 */
AnnaBridge 126:abea610beb85 356 typedef struct
AnnaBridge 126:abea610beb85 357 {
AnnaBridge 126:abea610beb85 358 __IO uint32_t ISER[1]; /*!< Offset: 0x000 (R/W) Interrupt Set Enable Register */
AnnaBridge 126:abea610beb85 359 uint32_t RESERVED0[31];
AnnaBridge 126:abea610beb85 360 __IO uint32_t ICER[1]; /*!< Offset: 0x080 (R/W) Interrupt Clear Enable Register */
AnnaBridge 126:abea610beb85 361 uint32_t RSERVED1[31];
AnnaBridge 126:abea610beb85 362 __IO uint32_t ISPR[1]; /*!< Offset: 0x100 (R/W) Interrupt Set Pending Register */
AnnaBridge 126:abea610beb85 363 uint32_t RESERVED2[31];
AnnaBridge 126:abea610beb85 364 __IO uint32_t ICPR[1]; /*!< Offset: 0x180 (R/W) Interrupt Clear Pending Register */
AnnaBridge 126:abea610beb85 365 uint32_t RESERVED3[31];
AnnaBridge 126:abea610beb85 366 uint32_t RESERVED4[64];
AnnaBridge 126:abea610beb85 367 __IO uint32_t IP[8]; /*!< Offset: 0x300 (R/W) Interrupt Priority Register */
AnnaBridge 126:abea610beb85 368 } NVIC_Type;
AnnaBridge 126:abea610beb85 369
AnnaBridge 126:abea610beb85 370 /*@} end of group CMSIS_NVIC */
AnnaBridge 126:abea610beb85 371
AnnaBridge 126:abea610beb85 372
AnnaBridge 126:abea610beb85 373 /** \ingroup CMSIS_core_register
AnnaBridge 126:abea610beb85 374 \defgroup CMSIS_SCB System Control Block (SCB)
AnnaBridge 126:abea610beb85 375 \brief Type definitions for the System Control Block Registers
AnnaBridge 126:abea610beb85 376 @{
AnnaBridge 126:abea610beb85 377 */
AnnaBridge 126:abea610beb85 378
AnnaBridge 126:abea610beb85 379 /** \brief Structure type to access the System Control Block (SCB).
AnnaBridge 126:abea610beb85 380 */
AnnaBridge 126:abea610beb85 381 typedef struct
AnnaBridge 126:abea610beb85 382 {
AnnaBridge 126:abea610beb85 383 __I uint32_t CPUID; /*!< Offset: 0x000 (R/ ) CPUID Base Register */
AnnaBridge 126:abea610beb85 384 __IO uint32_t ICSR; /*!< Offset: 0x004 (R/W) Interrupt Control and State Register */
AnnaBridge 126:abea610beb85 385 #if (__VTOR_PRESENT == 1)
AnnaBridge 126:abea610beb85 386 __IO uint32_t VTOR; /*!< Offset: 0x008 (R/W) Vector Table Offset Register */
AnnaBridge 126:abea610beb85 387 #else
AnnaBridge 126:abea610beb85 388 uint32_t RESERVED0;
AnnaBridge 126:abea610beb85 389 #endif
AnnaBridge 126:abea610beb85 390 __IO uint32_t AIRCR; /*!< Offset: 0x00C (R/W) Application Interrupt and Reset Control Register */
AnnaBridge 126:abea610beb85 391 __IO uint32_t SCR; /*!< Offset: 0x010 (R/W) System Control Register */
AnnaBridge 126:abea610beb85 392 __IO uint32_t CCR; /*!< Offset: 0x014 (R/W) Configuration Control Register */
AnnaBridge 126:abea610beb85 393 uint32_t RESERVED1;
AnnaBridge 126:abea610beb85 394 __IO uint32_t SHP[2]; /*!< Offset: 0x01C (R/W) System Handlers Priority Registers. [0] is RESERVED */
AnnaBridge 126:abea610beb85 395 __IO uint32_t SHCSR; /*!< Offset: 0x024 (R/W) System Handler Control and State Register */
AnnaBridge 126:abea610beb85 396 } SCB_Type;
AnnaBridge 126:abea610beb85 397
AnnaBridge 126:abea610beb85 398 /* SCB CPUID Register Definitions */
AnnaBridge 126:abea610beb85 399 #define SCB_CPUID_IMPLEMENTER_Pos 24 /*!< SCB CPUID: IMPLEMENTER Position */
AnnaBridge 126:abea610beb85 400 #define SCB_CPUID_IMPLEMENTER_Msk (0xFFUL << SCB_CPUID_IMPLEMENTER_Pos) /*!< SCB CPUID: IMPLEMENTER Mask */
AnnaBridge 126:abea610beb85 401
AnnaBridge 126:abea610beb85 402 #define SCB_CPUID_VARIANT_Pos 20 /*!< SCB CPUID: VARIANT Position */
AnnaBridge 126:abea610beb85 403 #define SCB_CPUID_VARIANT_Msk (0xFUL << SCB_CPUID_VARIANT_Pos) /*!< SCB CPUID: VARIANT Mask */
AnnaBridge 126:abea610beb85 404
AnnaBridge 126:abea610beb85 405 #define SCB_CPUID_ARCHITECTURE_Pos 16 /*!< SCB CPUID: ARCHITECTURE Position */
AnnaBridge 126:abea610beb85 406 #define SCB_CPUID_ARCHITECTURE_Msk (0xFUL << SCB_CPUID_ARCHITECTURE_Pos) /*!< SCB CPUID: ARCHITECTURE Mask */
AnnaBridge 126:abea610beb85 407
AnnaBridge 126:abea610beb85 408 #define SCB_CPUID_PARTNO_Pos 4 /*!< SCB CPUID: PARTNO Position */
AnnaBridge 126:abea610beb85 409 #define SCB_CPUID_PARTNO_Msk (0xFFFUL << SCB_CPUID_PARTNO_Pos) /*!< SCB CPUID: PARTNO Mask */
AnnaBridge 126:abea610beb85 410
AnnaBridge 126:abea610beb85 411 #define SCB_CPUID_REVISION_Pos 0 /*!< SCB CPUID: REVISION Position */
AnnaBridge 126:abea610beb85 412 #define SCB_CPUID_REVISION_Msk (0xFUL /*<< SCB_CPUID_REVISION_Pos*/) /*!< SCB CPUID: REVISION Mask */
AnnaBridge 126:abea610beb85 413
AnnaBridge 126:abea610beb85 414 /* SCB Interrupt Control State Register Definitions */
AnnaBridge 126:abea610beb85 415 #define SCB_ICSR_NMIPENDSET_Pos 31 /*!< SCB ICSR: NMIPENDSET Position */
AnnaBridge 126:abea610beb85 416 #define SCB_ICSR_NMIPENDSET_Msk (1UL << SCB_ICSR_NMIPENDSET_Pos) /*!< SCB ICSR: NMIPENDSET Mask */
AnnaBridge 126:abea610beb85 417
AnnaBridge 126:abea610beb85 418 #define SCB_ICSR_PENDSVSET_Pos 28 /*!< SCB ICSR: PENDSVSET Position */
AnnaBridge 126:abea610beb85 419 #define SCB_ICSR_PENDSVSET_Msk (1UL << SCB_ICSR_PENDSVSET_Pos) /*!< SCB ICSR: PENDSVSET Mask */
AnnaBridge 126:abea610beb85 420
AnnaBridge 126:abea610beb85 421 #define SCB_ICSR_PENDSVCLR_Pos 27 /*!< SCB ICSR: PENDSVCLR Position */
AnnaBridge 126:abea610beb85 422 #define SCB_ICSR_PENDSVCLR_Msk (1UL << SCB_ICSR_PENDSVCLR_Pos) /*!< SCB ICSR: PENDSVCLR Mask */
AnnaBridge 126:abea610beb85 423
AnnaBridge 126:abea610beb85 424 #define SCB_ICSR_PENDSTSET_Pos 26 /*!< SCB ICSR: PENDSTSET Position */
AnnaBridge 126:abea610beb85 425 #define SCB_ICSR_PENDSTSET_Msk (1UL << SCB_ICSR_PENDSTSET_Pos) /*!< SCB ICSR: PENDSTSET Mask */
AnnaBridge 126:abea610beb85 426
AnnaBridge 126:abea610beb85 427 #define SCB_ICSR_PENDSTCLR_Pos 25 /*!< SCB ICSR: PENDSTCLR Position */
AnnaBridge 126:abea610beb85 428 #define SCB_ICSR_PENDSTCLR_Msk (1UL << SCB_ICSR_PENDSTCLR_Pos) /*!< SCB ICSR: PENDSTCLR Mask */
AnnaBridge 126:abea610beb85 429
AnnaBridge 126:abea610beb85 430 #define SCB_ICSR_ISRPREEMPT_Pos 23 /*!< SCB ICSR: ISRPREEMPT Position */
AnnaBridge 126:abea610beb85 431 #define SCB_ICSR_ISRPREEMPT_Msk (1UL << SCB_ICSR_ISRPREEMPT_Pos) /*!< SCB ICSR: ISRPREEMPT Mask */
AnnaBridge 126:abea610beb85 432
AnnaBridge 126:abea610beb85 433 #define SCB_ICSR_ISRPENDING_Pos 22 /*!< SCB ICSR: ISRPENDING Position */
AnnaBridge 126:abea610beb85 434 #define SCB_ICSR_ISRPENDING_Msk (1UL << SCB_ICSR_ISRPENDING_Pos) /*!< SCB ICSR: ISRPENDING Mask */
AnnaBridge 126:abea610beb85 435
AnnaBridge 126:abea610beb85 436 #define SCB_ICSR_VECTPENDING_Pos 12 /*!< SCB ICSR: VECTPENDING Position */
AnnaBridge 126:abea610beb85 437 #define SCB_ICSR_VECTPENDING_Msk (0x1FFUL << SCB_ICSR_VECTPENDING_Pos) /*!< SCB ICSR: VECTPENDING Mask */
AnnaBridge 126:abea610beb85 438
AnnaBridge 126:abea610beb85 439 #define SCB_ICSR_VECTACTIVE_Pos 0 /*!< SCB ICSR: VECTACTIVE Position */
AnnaBridge 126:abea610beb85 440 #define SCB_ICSR_VECTACTIVE_Msk (0x1FFUL /*<< SCB_ICSR_VECTACTIVE_Pos*/) /*!< SCB ICSR: VECTACTIVE Mask */
AnnaBridge 126:abea610beb85 441
AnnaBridge 126:abea610beb85 442 #if (__VTOR_PRESENT == 1)
AnnaBridge 126:abea610beb85 443 /* SCB Interrupt Control State Register Definitions */
AnnaBridge 126:abea610beb85 444 #define SCB_VTOR_TBLOFF_Pos 8 /*!< SCB VTOR: TBLOFF Position */
AnnaBridge 126:abea610beb85 445 #define SCB_VTOR_TBLOFF_Msk (0xFFFFFFUL << SCB_VTOR_TBLOFF_Pos) /*!< SCB VTOR: TBLOFF Mask */
AnnaBridge 126:abea610beb85 446 #endif
AnnaBridge 126:abea610beb85 447
AnnaBridge 126:abea610beb85 448 /* SCB Application Interrupt and Reset Control Register Definitions */
AnnaBridge 126:abea610beb85 449 #define SCB_AIRCR_VECTKEY_Pos 16 /*!< SCB AIRCR: VECTKEY Position */
AnnaBridge 126:abea610beb85 450 #define SCB_AIRCR_VECTKEY_Msk (0xFFFFUL << SCB_AIRCR_VECTKEY_Pos) /*!< SCB AIRCR: VECTKEY Mask */
AnnaBridge 126:abea610beb85 451
AnnaBridge 126:abea610beb85 452 #define SCB_AIRCR_VECTKEYSTAT_Pos 16 /*!< SCB AIRCR: VECTKEYSTAT Position */
AnnaBridge 126:abea610beb85 453 #define SCB_AIRCR_VECTKEYSTAT_Msk (0xFFFFUL << SCB_AIRCR_VECTKEYSTAT_Pos) /*!< SCB AIRCR: VECTKEYSTAT Mask */
AnnaBridge 126:abea610beb85 454
AnnaBridge 126:abea610beb85 455 #define SCB_AIRCR_ENDIANESS_Pos 15 /*!< SCB AIRCR: ENDIANESS Position */
AnnaBridge 126:abea610beb85 456 #define SCB_AIRCR_ENDIANESS_Msk (1UL << SCB_AIRCR_ENDIANESS_Pos) /*!< SCB AIRCR: ENDIANESS Mask */
AnnaBridge 126:abea610beb85 457
AnnaBridge 126:abea610beb85 458 #define SCB_AIRCR_SYSRESETREQ_Pos 2 /*!< SCB AIRCR: SYSRESETREQ Position */
AnnaBridge 126:abea610beb85 459 #define SCB_AIRCR_SYSRESETREQ_Msk (1UL << SCB_AIRCR_SYSRESETREQ_Pos) /*!< SCB AIRCR: SYSRESETREQ Mask */
AnnaBridge 126:abea610beb85 460
AnnaBridge 126:abea610beb85 461 #define SCB_AIRCR_VECTCLRACTIVE_Pos 1 /*!< SCB AIRCR: VECTCLRACTIVE Position */
AnnaBridge 126:abea610beb85 462 #define SCB_AIRCR_VECTCLRACTIVE_Msk (1UL << SCB_AIRCR_VECTCLRACTIVE_Pos) /*!< SCB AIRCR: VECTCLRACTIVE Mask */
AnnaBridge 126:abea610beb85 463
AnnaBridge 126:abea610beb85 464 /* SCB System Control Register Definitions */
AnnaBridge 126:abea610beb85 465 #define SCB_SCR_SEVONPEND_Pos 4 /*!< SCB SCR: SEVONPEND Position */
AnnaBridge 126:abea610beb85 466 #define SCB_SCR_SEVONPEND_Msk (1UL << SCB_SCR_SEVONPEND_Pos) /*!< SCB SCR: SEVONPEND Mask */
AnnaBridge 126:abea610beb85 467
AnnaBridge 126:abea610beb85 468 #define SCB_SCR_SLEEPDEEP_Pos 2 /*!< SCB SCR: SLEEPDEEP Position */
AnnaBridge 126:abea610beb85 469 #define SCB_SCR_SLEEPDEEP_Msk (1UL << SCB_SCR_SLEEPDEEP_Pos) /*!< SCB SCR: SLEEPDEEP Mask */
AnnaBridge 126:abea610beb85 470
AnnaBridge 126:abea610beb85 471 #define SCB_SCR_SLEEPONEXIT_Pos 1 /*!< SCB SCR: SLEEPONEXIT Position */
AnnaBridge 126:abea610beb85 472 #define SCB_SCR_SLEEPONEXIT_Msk (1UL << SCB_SCR_SLEEPONEXIT_Pos) /*!< SCB SCR: SLEEPONEXIT Mask */
AnnaBridge 126:abea610beb85 473
AnnaBridge 126:abea610beb85 474 /* SCB Configuration Control Register Definitions */
AnnaBridge 126:abea610beb85 475 #define SCB_CCR_STKALIGN_Pos 9 /*!< SCB CCR: STKALIGN Position */
AnnaBridge 126:abea610beb85 476 #define SCB_CCR_STKALIGN_Msk (1UL << SCB_CCR_STKALIGN_Pos) /*!< SCB CCR: STKALIGN Mask */
AnnaBridge 126:abea610beb85 477
AnnaBridge 126:abea610beb85 478 #define SCB_CCR_UNALIGN_TRP_Pos 3 /*!< SCB CCR: UNALIGN_TRP Position */
AnnaBridge 126:abea610beb85 479 #define SCB_CCR_UNALIGN_TRP_Msk (1UL << SCB_CCR_UNALIGN_TRP_Pos) /*!< SCB CCR: UNALIGN_TRP Mask */
AnnaBridge 126:abea610beb85 480
AnnaBridge 126:abea610beb85 481 /* SCB System Handler Control and State Register Definitions */
AnnaBridge 126:abea610beb85 482 #define SCB_SHCSR_SVCALLPENDED_Pos 15 /*!< SCB SHCSR: SVCALLPENDED Position */
AnnaBridge 126:abea610beb85 483 #define SCB_SHCSR_SVCALLPENDED_Msk (1UL << SCB_SHCSR_SVCALLPENDED_Pos) /*!< SCB SHCSR: SVCALLPENDED Mask */
AnnaBridge 126:abea610beb85 484
AnnaBridge 126:abea610beb85 485 /*@} end of group CMSIS_SCB */
AnnaBridge 126:abea610beb85 486
AnnaBridge 126:abea610beb85 487
AnnaBridge 126:abea610beb85 488 /** \ingroup CMSIS_core_register
AnnaBridge 126:abea610beb85 489 \defgroup CMSIS_SysTick System Tick Timer (SysTick)
AnnaBridge 126:abea610beb85 490 \brief Type definitions for the System Timer Registers.
AnnaBridge 126:abea610beb85 491 @{
AnnaBridge 126:abea610beb85 492 */
AnnaBridge 126:abea610beb85 493
AnnaBridge 126:abea610beb85 494 /** \brief Structure type to access the System Timer (SysTick).
AnnaBridge 126:abea610beb85 495 */
AnnaBridge 126:abea610beb85 496 typedef struct
AnnaBridge 126:abea610beb85 497 {
AnnaBridge 126:abea610beb85 498 __IO uint32_t CTRL; /*!< Offset: 0x000 (R/W) SysTick Control and Status Register */
AnnaBridge 126:abea610beb85 499 __IO uint32_t LOAD; /*!< Offset: 0x004 (R/W) SysTick Reload Value Register */
AnnaBridge 126:abea610beb85 500 __IO uint32_t VAL; /*!< Offset: 0x008 (R/W) SysTick Current Value Register */
AnnaBridge 126:abea610beb85 501 __I uint32_t CALIB; /*!< Offset: 0x00C (R/ ) SysTick Calibration Register */
AnnaBridge 126:abea610beb85 502 } SysTick_Type;
AnnaBridge 126:abea610beb85 503
AnnaBridge 126:abea610beb85 504 /* SysTick Control / Status Register Definitions */
AnnaBridge 126:abea610beb85 505 #define SysTick_CTRL_COUNTFLAG_Pos 16 /*!< SysTick CTRL: COUNTFLAG Position */
AnnaBridge 126:abea610beb85 506 #define SysTick_CTRL_COUNTFLAG_Msk (1UL << SysTick_CTRL_COUNTFLAG_Pos) /*!< SysTick CTRL: COUNTFLAG Mask */
AnnaBridge 126:abea610beb85 507
AnnaBridge 126:abea610beb85 508 #define SysTick_CTRL_CLKSOURCE_Pos 2 /*!< SysTick CTRL: CLKSOURCE Position */
AnnaBridge 126:abea610beb85 509 #define SysTick_CTRL_CLKSOURCE_Msk (1UL << SysTick_CTRL_CLKSOURCE_Pos) /*!< SysTick CTRL: CLKSOURCE Mask */
AnnaBridge 126:abea610beb85 510
AnnaBridge 126:abea610beb85 511 #define SysTick_CTRL_TICKINT_Pos 1 /*!< SysTick CTRL: TICKINT Position */
AnnaBridge 126:abea610beb85 512 #define SysTick_CTRL_TICKINT_Msk (1UL << SysTick_CTRL_TICKINT_Pos) /*!< SysTick CTRL: TICKINT Mask */
AnnaBridge 126:abea610beb85 513
AnnaBridge 126:abea610beb85 514 #define SysTick_CTRL_ENABLE_Pos 0 /*!< SysTick CTRL: ENABLE Position */
AnnaBridge 126:abea610beb85 515 #define SysTick_CTRL_ENABLE_Msk (1UL /*<< SysTick_CTRL_ENABLE_Pos*/) /*!< SysTick CTRL: ENABLE Mask */
AnnaBridge 126:abea610beb85 516
AnnaBridge 126:abea610beb85 517 /* SysTick Reload Register Definitions */
AnnaBridge 126:abea610beb85 518 #define SysTick_LOAD_RELOAD_Pos 0 /*!< SysTick LOAD: RELOAD Position */
AnnaBridge 126:abea610beb85 519 #define SysTick_LOAD_RELOAD_Msk (0xFFFFFFUL /*<< SysTick_LOAD_RELOAD_Pos*/) /*!< SysTick LOAD: RELOAD Mask */
AnnaBridge 126:abea610beb85 520
AnnaBridge 126:abea610beb85 521 /* SysTick Current Register Definitions */
AnnaBridge 126:abea610beb85 522 #define SysTick_VAL_CURRENT_Pos 0 /*!< SysTick VAL: CURRENT Position */
AnnaBridge 126:abea610beb85 523 #define SysTick_VAL_CURRENT_Msk (0xFFFFFFUL /*<< SysTick_VAL_CURRENT_Pos*/) /*!< SysTick VAL: CURRENT Mask */
AnnaBridge 126:abea610beb85 524
AnnaBridge 126:abea610beb85 525 /* SysTick Calibration Register Definitions */
AnnaBridge 126:abea610beb85 526 #define SysTick_CALIB_NOREF_Pos 31 /*!< SysTick CALIB: NOREF Position */
AnnaBridge 126:abea610beb85 527 #define SysTick_CALIB_NOREF_Msk (1UL << SysTick_CALIB_NOREF_Pos) /*!< SysTick CALIB: NOREF Mask */
AnnaBridge 126:abea610beb85 528
AnnaBridge 126:abea610beb85 529 #define SysTick_CALIB_SKEW_Pos 30 /*!< SysTick CALIB: SKEW Position */
AnnaBridge 126:abea610beb85 530 #define SysTick_CALIB_SKEW_Msk (1UL << SysTick_CALIB_SKEW_Pos) /*!< SysTick CALIB: SKEW Mask */
AnnaBridge 126:abea610beb85 531
AnnaBridge 126:abea610beb85 532 #define SysTick_CALIB_TENMS_Pos 0 /*!< SysTick CALIB: TENMS Position */
AnnaBridge 126:abea610beb85 533 #define SysTick_CALIB_TENMS_Msk (0xFFFFFFUL /*<< SysTick_CALIB_TENMS_Pos*/) /*!< SysTick CALIB: TENMS Mask */
AnnaBridge 126:abea610beb85 534
AnnaBridge 126:abea610beb85 535 /*@} end of group CMSIS_SysTick */
AnnaBridge 126:abea610beb85 536
AnnaBridge 126:abea610beb85 537 #if (__MPU_PRESENT == 1)
AnnaBridge 126:abea610beb85 538 /** \ingroup CMSIS_core_register
AnnaBridge 126:abea610beb85 539 \defgroup CMSIS_MPU Memory Protection Unit (MPU)
AnnaBridge 126:abea610beb85 540 \brief Type definitions for the Memory Protection Unit (MPU)
AnnaBridge 126:abea610beb85 541 @{
AnnaBridge 126:abea610beb85 542 */
AnnaBridge 126:abea610beb85 543
AnnaBridge 126:abea610beb85 544 /** \brief Structure type to access the Memory Protection Unit (MPU).
AnnaBridge 126:abea610beb85 545 */
AnnaBridge 126:abea610beb85 546 typedef struct
AnnaBridge 126:abea610beb85 547 {
AnnaBridge 126:abea610beb85 548 __I uint32_t TYPE; /*!< Offset: 0x000 (R/ ) MPU Type Register */
AnnaBridge 126:abea610beb85 549 __IO uint32_t CTRL; /*!< Offset: 0x004 (R/W) MPU Control Register */
AnnaBridge 126:abea610beb85 550 __IO uint32_t RNR; /*!< Offset: 0x008 (R/W) MPU Region RNRber Register */
AnnaBridge 126:abea610beb85 551 __IO uint32_t RBAR; /*!< Offset: 0x00C (R/W) MPU Region Base Address Register */
AnnaBridge 126:abea610beb85 552 __IO uint32_t RASR; /*!< Offset: 0x010 (R/W) MPU Region Attribute and Size Register */
AnnaBridge 126:abea610beb85 553 } MPU_Type;
AnnaBridge 126:abea610beb85 554
AnnaBridge 126:abea610beb85 555 /* MPU Type Register */
AnnaBridge 126:abea610beb85 556 #define MPU_TYPE_IREGION_Pos 16 /*!< MPU TYPE: IREGION Position */
AnnaBridge 126:abea610beb85 557 #define MPU_TYPE_IREGION_Msk (0xFFUL << MPU_TYPE_IREGION_Pos) /*!< MPU TYPE: IREGION Mask */
AnnaBridge 126:abea610beb85 558
AnnaBridge 126:abea610beb85 559 #define MPU_TYPE_DREGION_Pos 8 /*!< MPU TYPE: DREGION Position */
AnnaBridge 126:abea610beb85 560 #define MPU_TYPE_DREGION_Msk (0xFFUL << MPU_TYPE_DREGION_Pos) /*!< MPU TYPE: DREGION Mask */
AnnaBridge 126:abea610beb85 561
AnnaBridge 126:abea610beb85 562 #define MPU_TYPE_SEPARATE_Pos 0 /*!< MPU TYPE: SEPARATE Position */
AnnaBridge 126:abea610beb85 563 #define MPU_TYPE_SEPARATE_Msk (1UL /*<< MPU_TYPE_SEPARATE_Pos*/) /*!< MPU TYPE: SEPARATE Mask */
AnnaBridge 126:abea610beb85 564
AnnaBridge 126:abea610beb85 565 /* MPU Control Register */
AnnaBridge 126:abea610beb85 566 #define MPU_CTRL_PRIVDEFENA_Pos 2 /*!< MPU CTRL: PRIVDEFENA Position */
AnnaBridge 126:abea610beb85 567 #define MPU_CTRL_PRIVDEFENA_Msk (1UL << MPU_CTRL_PRIVDEFENA_Pos) /*!< MPU CTRL: PRIVDEFENA Mask */
AnnaBridge 126:abea610beb85 568
AnnaBridge 126:abea610beb85 569 #define MPU_CTRL_HFNMIENA_Pos 1 /*!< MPU CTRL: HFNMIENA Position */
AnnaBridge 126:abea610beb85 570 #define MPU_CTRL_HFNMIENA_Msk (1UL << MPU_CTRL_HFNMIENA_Pos) /*!< MPU CTRL: HFNMIENA Mask */
AnnaBridge 126:abea610beb85 571
AnnaBridge 126:abea610beb85 572 #define MPU_CTRL_ENABLE_Pos 0 /*!< MPU CTRL: ENABLE Position */
AnnaBridge 126:abea610beb85 573 #define MPU_CTRL_ENABLE_Msk (1UL /*<< MPU_CTRL_ENABLE_Pos*/) /*!< MPU CTRL: ENABLE Mask */
AnnaBridge 126:abea610beb85 574
AnnaBridge 126:abea610beb85 575 /* MPU Region Number Register */
AnnaBridge 126:abea610beb85 576 #define MPU_RNR_REGION_Pos 0 /*!< MPU RNR: REGION Position */
AnnaBridge 126:abea610beb85 577 #define MPU_RNR_REGION_Msk (0xFFUL /*<< MPU_RNR_REGION_Pos*/) /*!< MPU RNR: REGION Mask */
AnnaBridge 126:abea610beb85 578
AnnaBridge 126:abea610beb85 579 /* MPU Region Base Address Register */
AnnaBridge 126:abea610beb85 580 #define MPU_RBAR_ADDR_Pos 8 /*!< MPU RBAR: ADDR Position */
AnnaBridge 126:abea610beb85 581 #define MPU_RBAR_ADDR_Msk (0xFFFFFFUL << MPU_RBAR_ADDR_Pos) /*!< MPU RBAR: ADDR Mask */
AnnaBridge 126:abea610beb85 582
AnnaBridge 126:abea610beb85 583 #define MPU_RBAR_VALID_Pos 4 /*!< MPU RBAR: VALID Position */
AnnaBridge 126:abea610beb85 584 #define MPU_RBAR_VALID_Msk (1UL << MPU_RBAR_VALID_Pos) /*!< MPU RBAR: VALID Mask */
AnnaBridge 126:abea610beb85 585
AnnaBridge 126:abea610beb85 586 #define MPU_RBAR_REGION_Pos 0 /*!< MPU RBAR: REGION Position */
AnnaBridge 126:abea610beb85 587 #define MPU_RBAR_REGION_Msk (0xFUL /*<< MPU_RBAR_REGION_Pos*/) /*!< MPU RBAR: REGION Mask */
AnnaBridge 126:abea610beb85 588
AnnaBridge 126:abea610beb85 589 /* MPU Region Attribute and Size Register */
AnnaBridge 126:abea610beb85 590 #define MPU_RASR_ATTRS_Pos 16 /*!< MPU RASR: MPU Region Attribute field Position */
AnnaBridge 126:abea610beb85 591 #define MPU_RASR_ATTRS_Msk (0xFFFFUL << MPU_RASR_ATTRS_Pos) /*!< MPU RASR: MPU Region Attribute field Mask */
AnnaBridge 126:abea610beb85 592
AnnaBridge 126:abea610beb85 593 #define MPU_RASR_XN_Pos 28 /*!< MPU RASR: ATTRS.XN Position */
AnnaBridge 126:abea610beb85 594 #define MPU_RASR_XN_Msk (1UL << MPU_RASR_XN_Pos) /*!< MPU RASR: ATTRS.XN Mask */
AnnaBridge 126:abea610beb85 595
AnnaBridge 126:abea610beb85 596 #define MPU_RASR_AP_Pos 24 /*!< MPU RASR: ATTRS.AP Position */
AnnaBridge 126:abea610beb85 597 #define MPU_RASR_AP_Msk (0x7UL << MPU_RASR_AP_Pos) /*!< MPU RASR: ATTRS.AP Mask */
AnnaBridge 126:abea610beb85 598
AnnaBridge 126:abea610beb85 599 #define MPU_RASR_TEX_Pos 19 /*!< MPU RASR: ATTRS.TEX Position */
AnnaBridge 126:abea610beb85 600 #define MPU_RASR_TEX_Msk (0x7UL << MPU_RASR_TEX_Pos) /*!< MPU RASR: ATTRS.TEX Mask */
AnnaBridge 126:abea610beb85 601
AnnaBridge 126:abea610beb85 602 #define MPU_RASR_S_Pos 18 /*!< MPU RASR: ATTRS.S Position */
AnnaBridge 126:abea610beb85 603 #define MPU_RASR_S_Msk (1UL << MPU_RASR_S_Pos) /*!< MPU RASR: ATTRS.S Mask */
AnnaBridge 126:abea610beb85 604
AnnaBridge 126:abea610beb85 605 #define MPU_RASR_C_Pos 17 /*!< MPU RASR: ATTRS.C Position */
AnnaBridge 126:abea610beb85 606 #define MPU_RASR_C_Msk (1UL << MPU_RASR_C_Pos) /*!< MPU RASR: ATTRS.C Mask */
AnnaBridge 126:abea610beb85 607
AnnaBridge 126:abea610beb85 608 #define MPU_RASR_B_Pos 16 /*!< MPU RASR: ATTRS.B Position */
AnnaBridge 126:abea610beb85 609 #define MPU_RASR_B_Msk (1UL << MPU_RASR_B_Pos) /*!< MPU RASR: ATTRS.B Mask */
AnnaBridge 126:abea610beb85 610
AnnaBridge 126:abea610beb85 611 #define MPU_RASR_SRD_Pos 8 /*!< MPU RASR: Sub-Region Disable Position */
AnnaBridge 126:abea610beb85 612 #define MPU_RASR_SRD_Msk (0xFFUL << MPU_RASR_SRD_Pos) /*!< MPU RASR: Sub-Region Disable Mask */
AnnaBridge 126:abea610beb85 613
AnnaBridge 126:abea610beb85 614 #define MPU_RASR_SIZE_Pos 1 /*!< MPU RASR: Region Size Field Position */
AnnaBridge 126:abea610beb85 615 #define MPU_RASR_SIZE_Msk (0x1FUL << MPU_RASR_SIZE_Pos) /*!< MPU RASR: Region Size Field Mask */
AnnaBridge 126:abea610beb85 616
AnnaBridge 126:abea610beb85 617 #define MPU_RASR_ENABLE_Pos 0 /*!< MPU RASR: Region enable bit Position */
AnnaBridge 126:abea610beb85 618 #define MPU_RASR_ENABLE_Msk (1UL /*<< MPU_RASR_ENABLE_Pos*/) /*!< MPU RASR: Region enable bit Disable Mask */
AnnaBridge 126:abea610beb85 619
AnnaBridge 126:abea610beb85 620 /*@} end of group CMSIS_MPU */
AnnaBridge 126:abea610beb85 621 #endif
AnnaBridge 126:abea610beb85 622
AnnaBridge 126:abea610beb85 623
AnnaBridge 126:abea610beb85 624 /** \ingroup CMSIS_core_register
AnnaBridge 126:abea610beb85 625 \defgroup CMSIS_CoreDebug Core Debug Registers (CoreDebug)
AnnaBridge 126:abea610beb85 626 \brief Cortex-M0+ Core Debug Registers (DCB registers, SHCSR, and DFSR)
AnnaBridge 126:abea610beb85 627 are only accessible over DAP and not via processor. Therefore
AnnaBridge 126:abea610beb85 628 they are not covered by the Cortex-M0 header file.
AnnaBridge 126:abea610beb85 629 @{
AnnaBridge 126:abea610beb85 630 */
AnnaBridge 126:abea610beb85 631 /*@} end of group CMSIS_CoreDebug */
AnnaBridge 126:abea610beb85 632
AnnaBridge 126:abea610beb85 633
AnnaBridge 126:abea610beb85 634 /** \ingroup CMSIS_core_register
AnnaBridge 126:abea610beb85 635 \defgroup CMSIS_core_base Core Definitions
AnnaBridge 126:abea610beb85 636 \brief Definitions for base addresses, unions, and structures.
AnnaBridge 126:abea610beb85 637 @{
AnnaBridge 126:abea610beb85 638 */
AnnaBridge 126:abea610beb85 639
AnnaBridge 126:abea610beb85 640 /* Memory mapping of Cortex-M0+ Hardware */
AnnaBridge 126:abea610beb85 641 #define SCS_BASE (0xE000E000UL) /*!< System Control Space Base Address */
AnnaBridge 126:abea610beb85 642 #define SysTick_BASE (SCS_BASE + 0x0010UL) /*!< SysTick Base Address */
AnnaBridge 126:abea610beb85 643 #define NVIC_BASE (SCS_BASE + 0x0100UL) /*!< NVIC Base Address */
AnnaBridge 126:abea610beb85 644 #define SCB_BASE (SCS_BASE + 0x0D00UL) /*!< System Control Block Base Address */
AnnaBridge 126:abea610beb85 645
AnnaBridge 126:abea610beb85 646 #define SCB ((SCB_Type *) SCB_BASE ) /*!< SCB configuration struct */
AnnaBridge 126:abea610beb85 647 #define SysTick ((SysTick_Type *) SysTick_BASE ) /*!< SysTick configuration struct */
AnnaBridge 126:abea610beb85 648 #define NVIC ((NVIC_Type *) NVIC_BASE ) /*!< NVIC configuration struct */
AnnaBridge 126:abea610beb85 649
AnnaBridge 126:abea610beb85 650 #if (__MPU_PRESENT == 1)
AnnaBridge 126:abea610beb85 651 #define MPU_BASE (SCS_BASE + 0x0D90UL) /*!< Memory Protection Unit */
AnnaBridge 126:abea610beb85 652 #define MPU ((MPU_Type *) MPU_BASE ) /*!< Memory Protection Unit */
AnnaBridge 126:abea610beb85 653 #endif
AnnaBridge 126:abea610beb85 654
AnnaBridge 126:abea610beb85 655 /*@} */
AnnaBridge 126:abea610beb85 656
AnnaBridge 126:abea610beb85 657
AnnaBridge 126:abea610beb85 658
AnnaBridge 126:abea610beb85 659 /*******************************************************************************
AnnaBridge 126:abea610beb85 660 * Hardware Abstraction Layer
AnnaBridge 126:abea610beb85 661 Core Function Interface contains:
AnnaBridge 126:abea610beb85 662 - Core NVIC Functions
AnnaBridge 126:abea610beb85 663 - Core SysTick Functions
AnnaBridge 126:abea610beb85 664 - Core Register Access Functions
AnnaBridge 126:abea610beb85 665 ******************************************************************************/
AnnaBridge 126:abea610beb85 666 /** \defgroup CMSIS_Core_FunctionInterface Functions and Instructions Reference
AnnaBridge 126:abea610beb85 667 */
AnnaBridge 126:abea610beb85 668
AnnaBridge 126:abea610beb85 669
AnnaBridge 126:abea610beb85 670
AnnaBridge 126:abea610beb85 671 /* ########################## NVIC functions #################################### */
AnnaBridge 126:abea610beb85 672 /** \ingroup CMSIS_Core_FunctionInterface
AnnaBridge 126:abea610beb85 673 \defgroup CMSIS_Core_NVICFunctions NVIC Functions
AnnaBridge 126:abea610beb85 674 \brief Functions that manage interrupts and exceptions via the NVIC.
AnnaBridge 126:abea610beb85 675 @{
AnnaBridge 126:abea610beb85 676 */
AnnaBridge 126:abea610beb85 677
AnnaBridge 126:abea610beb85 678 /* Interrupt Priorities are WORD accessible only under ARMv6M */
AnnaBridge 126:abea610beb85 679 /* The following MACROS handle generation of the register offset and byte masks */
AnnaBridge 126:abea610beb85 680 #define _BIT_SHIFT(IRQn) ( ((((uint32_t)(int32_t)(IRQn)) ) & 0x03UL) * 8UL)
AnnaBridge 126:abea610beb85 681 #define _SHP_IDX(IRQn) ( (((((uint32_t)(int32_t)(IRQn)) & 0x0FUL)-8UL) >> 2UL) )
AnnaBridge 126:abea610beb85 682 #define _IP_IDX(IRQn) ( (((uint32_t)(int32_t)(IRQn)) >> 2UL) )
AnnaBridge 126:abea610beb85 683
AnnaBridge 126:abea610beb85 684
AnnaBridge 126:abea610beb85 685 /** \brief Enable External Interrupt
AnnaBridge 126:abea610beb85 686
AnnaBridge 126:abea610beb85 687 The function enables a device-specific interrupt in the NVIC interrupt controller.
AnnaBridge 126:abea610beb85 688
AnnaBridge 126:abea610beb85 689 \param [in] IRQn External interrupt number. Value cannot be negative.
AnnaBridge 126:abea610beb85 690 */
AnnaBridge 126:abea610beb85 691 __STATIC_INLINE void NVIC_EnableIRQ(IRQn_Type IRQn)
AnnaBridge 126:abea610beb85 692 {
AnnaBridge 126:abea610beb85 693 NVIC->ISER[0] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
AnnaBridge 126:abea610beb85 694 }
AnnaBridge 126:abea610beb85 695
AnnaBridge 126:abea610beb85 696
AnnaBridge 126:abea610beb85 697 /** \brief Disable External Interrupt
AnnaBridge 126:abea610beb85 698
AnnaBridge 126:abea610beb85 699 The function disables a device-specific interrupt in the NVIC interrupt controller.
AnnaBridge 126:abea610beb85 700
AnnaBridge 126:abea610beb85 701 \param [in] IRQn External interrupt number. Value cannot be negative.
AnnaBridge 126:abea610beb85 702 */
AnnaBridge 126:abea610beb85 703 __STATIC_INLINE void NVIC_DisableIRQ(IRQn_Type IRQn)
AnnaBridge 126:abea610beb85 704 {
AnnaBridge 126:abea610beb85 705 NVIC->ICER[0] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
<> 131:faff56e089b2 706 __DSB();
<> 131:faff56e089b2 707 __ISB();
AnnaBridge 126:abea610beb85 708 }
AnnaBridge 126:abea610beb85 709
AnnaBridge 126:abea610beb85 710
AnnaBridge 126:abea610beb85 711 /** \brief Get Pending Interrupt
AnnaBridge 126:abea610beb85 712
AnnaBridge 126:abea610beb85 713 The function reads the pending register in the NVIC and returns the pending bit
AnnaBridge 126:abea610beb85 714 for the specified interrupt.
AnnaBridge 126:abea610beb85 715
AnnaBridge 126:abea610beb85 716 \param [in] IRQn Interrupt number.
AnnaBridge 126:abea610beb85 717
AnnaBridge 126:abea610beb85 718 \return 0 Interrupt status is not pending.
AnnaBridge 126:abea610beb85 719 \return 1 Interrupt status is pending.
AnnaBridge 126:abea610beb85 720 */
AnnaBridge 126:abea610beb85 721 __STATIC_INLINE uint32_t NVIC_GetPendingIRQ(IRQn_Type IRQn)
AnnaBridge 126:abea610beb85 722 {
AnnaBridge 126:abea610beb85 723 return((uint32_t)(((NVIC->ISPR[0] & (1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL));
AnnaBridge 126:abea610beb85 724 }
AnnaBridge 126:abea610beb85 725
AnnaBridge 126:abea610beb85 726
AnnaBridge 126:abea610beb85 727 /** \brief Set Pending Interrupt
AnnaBridge 126:abea610beb85 728
AnnaBridge 126:abea610beb85 729 The function sets the pending bit of an external interrupt.
AnnaBridge 126:abea610beb85 730
AnnaBridge 126:abea610beb85 731 \param [in] IRQn Interrupt number. Value cannot be negative.
AnnaBridge 126:abea610beb85 732 */
AnnaBridge 126:abea610beb85 733 __STATIC_INLINE void NVIC_SetPendingIRQ(IRQn_Type IRQn)
AnnaBridge 126:abea610beb85 734 {
AnnaBridge 126:abea610beb85 735 NVIC->ISPR[0] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
AnnaBridge 126:abea610beb85 736 }
AnnaBridge 126:abea610beb85 737
AnnaBridge 126:abea610beb85 738
AnnaBridge 126:abea610beb85 739 /** \brief Clear Pending Interrupt
AnnaBridge 126:abea610beb85 740
AnnaBridge 126:abea610beb85 741 The function clears the pending bit of an external interrupt.
AnnaBridge 126:abea610beb85 742
AnnaBridge 126:abea610beb85 743 \param [in] IRQn External interrupt number. Value cannot be negative.
AnnaBridge 126:abea610beb85 744 */
AnnaBridge 126:abea610beb85 745 __STATIC_INLINE void NVIC_ClearPendingIRQ(IRQn_Type IRQn)
AnnaBridge 126:abea610beb85 746 {
AnnaBridge 126:abea610beb85 747 NVIC->ICPR[0] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
AnnaBridge 126:abea610beb85 748 }
AnnaBridge 126:abea610beb85 749
AnnaBridge 126:abea610beb85 750
AnnaBridge 126:abea610beb85 751 /** \brief Set Interrupt Priority
AnnaBridge 126:abea610beb85 752
AnnaBridge 126:abea610beb85 753 The function sets the priority of an interrupt.
AnnaBridge 126:abea610beb85 754
AnnaBridge 126:abea610beb85 755 \note The priority cannot be set for every core interrupt.
AnnaBridge 126:abea610beb85 756
AnnaBridge 126:abea610beb85 757 \param [in] IRQn Interrupt number.
AnnaBridge 126:abea610beb85 758 \param [in] priority Priority to set.
AnnaBridge 126:abea610beb85 759 */
AnnaBridge 126:abea610beb85 760 __STATIC_INLINE void NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority)
AnnaBridge 126:abea610beb85 761 {
AnnaBridge 126:abea610beb85 762 if((int32_t)(IRQn) < 0) {
AnnaBridge 126:abea610beb85 763 SCB->SHP[_SHP_IDX(IRQn)] = ((uint32_t)(SCB->SHP[_SHP_IDX(IRQn)] & ~(0xFFUL << _BIT_SHIFT(IRQn))) |
AnnaBridge 126:abea610beb85 764 (((priority << (8 - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL) << _BIT_SHIFT(IRQn)));
AnnaBridge 126:abea610beb85 765 }
AnnaBridge 126:abea610beb85 766 else {
AnnaBridge 126:abea610beb85 767 NVIC->IP[_IP_IDX(IRQn)] = ((uint32_t)(NVIC->IP[_IP_IDX(IRQn)] & ~(0xFFUL << _BIT_SHIFT(IRQn))) |
AnnaBridge 126:abea610beb85 768 (((priority << (8 - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL) << _BIT_SHIFT(IRQn)));
AnnaBridge 126:abea610beb85 769 }
AnnaBridge 126:abea610beb85 770 }
AnnaBridge 126:abea610beb85 771
AnnaBridge 126:abea610beb85 772
AnnaBridge 126:abea610beb85 773 /** \brief Get Interrupt Priority
AnnaBridge 126:abea610beb85 774
AnnaBridge 126:abea610beb85 775 The function reads the priority of an interrupt. The interrupt
AnnaBridge 126:abea610beb85 776 number can be positive to specify an external (device specific)
AnnaBridge 126:abea610beb85 777 interrupt, or negative to specify an internal (core) interrupt.
AnnaBridge 126:abea610beb85 778
AnnaBridge 126:abea610beb85 779
AnnaBridge 126:abea610beb85 780 \param [in] IRQn Interrupt number.
AnnaBridge 126:abea610beb85 781 \return Interrupt Priority. Value is aligned automatically to the implemented
AnnaBridge 126:abea610beb85 782 priority bits of the microcontroller.
AnnaBridge 126:abea610beb85 783 */
AnnaBridge 126:abea610beb85 784 __STATIC_INLINE uint32_t NVIC_GetPriority(IRQn_Type IRQn)
AnnaBridge 126:abea610beb85 785 {
AnnaBridge 126:abea610beb85 786
AnnaBridge 126:abea610beb85 787 if((int32_t)(IRQn) < 0) {
AnnaBridge 126:abea610beb85 788 return((uint32_t)(((SCB->SHP[_SHP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & (uint32_t)0xFFUL) >> (8 - __NVIC_PRIO_BITS)));
AnnaBridge 126:abea610beb85 789 }
AnnaBridge 126:abea610beb85 790 else {
AnnaBridge 126:abea610beb85 791 return((uint32_t)(((NVIC->IP[ _IP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & (uint32_t)0xFFUL) >> (8 - __NVIC_PRIO_BITS)));
AnnaBridge 126:abea610beb85 792 }
AnnaBridge 126:abea610beb85 793 }
AnnaBridge 126:abea610beb85 794
AnnaBridge 126:abea610beb85 795
AnnaBridge 126:abea610beb85 796 /** \brief System Reset
AnnaBridge 126:abea610beb85 797
AnnaBridge 126:abea610beb85 798 The function initiates a system reset request to reset the MCU.
AnnaBridge 126:abea610beb85 799 */
AnnaBridge 126:abea610beb85 800 __STATIC_INLINE void NVIC_SystemReset(void)
AnnaBridge 126:abea610beb85 801 {
AnnaBridge 126:abea610beb85 802 __DSB(); /* Ensure all outstanding memory accesses included
AnnaBridge 126:abea610beb85 803 buffered write are completed before reset */
AnnaBridge 126:abea610beb85 804 SCB->AIRCR = ((0x5FAUL << SCB_AIRCR_VECTKEY_Pos) |
AnnaBridge 126:abea610beb85 805 SCB_AIRCR_SYSRESETREQ_Msk);
AnnaBridge 126:abea610beb85 806 __DSB(); /* Ensure completion of memory access */
AnnaBridge 126:abea610beb85 807 while(1) { __NOP(); } /* wait until reset */
AnnaBridge 126:abea610beb85 808 }
AnnaBridge 126:abea610beb85 809
AnnaBridge 126:abea610beb85 810 /*@} end of CMSIS_Core_NVICFunctions */
AnnaBridge 126:abea610beb85 811
AnnaBridge 126:abea610beb85 812
AnnaBridge 126:abea610beb85 813
AnnaBridge 126:abea610beb85 814 /* ################################## SysTick function ############################################ */
AnnaBridge 126:abea610beb85 815 /** \ingroup CMSIS_Core_FunctionInterface
AnnaBridge 126:abea610beb85 816 \defgroup CMSIS_Core_SysTickFunctions SysTick Functions
AnnaBridge 126:abea610beb85 817 \brief Functions that configure the System.
AnnaBridge 126:abea610beb85 818 @{
AnnaBridge 126:abea610beb85 819 */
AnnaBridge 126:abea610beb85 820
AnnaBridge 126:abea610beb85 821 #if (__Vendor_SysTickConfig == 0)
AnnaBridge 126:abea610beb85 822
AnnaBridge 126:abea610beb85 823 /** \brief System Tick Configuration
AnnaBridge 126:abea610beb85 824
AnnaBridge 126:abea610beb85 825 The function initializes the System Timer and its interrupt, and starts the System Tick Timer.
AnnaBridge 126:abea610beb85 826 Counter is in free running mode to generate periodic interrupts.
AnnaBridge 126:abea610beb85 827
AnnaBridge 126:abea610beb85 828 \param [in] ticks Number of ticks between two interrupts.
AnnaBridge 126:abea610beb85 829
AnnaBridge 126:abea610beb85 830 \return 0 Function succeeded.
AnnaBridge 126:abea610beb85 831 \return 1 Function failed.
AnnaBridge 126:abea610beb85 832
AnnaBridge 126:abea610beb85 833 \note When the variable <b>__Vendor_SysTickConfig</b> is set to 1, then the
AnnaBridge 126:abea610beb85 834 function <b>SysTick_Config</b> is not included. In this case, the file <b><i>device</i>.h</b>
AnnaBridge 126:abea610beb85 835 must contain a vendor-specific implementation of this function.
AnnaBridge 126:abea610beb85 836
AnnaBridge 126:abea610beb85 837 */
AnnaBridge 126:abea610beb85 838 __STATIC_INLINE uint32_t SysTick_Config(uint32_t ticks)
AnnaBridge 126:abea610beb85 839 {
AnnaBridge 126:abea610beb85 840 if ((ticks - 1UL) > SysTick_LOAD_RELOAD_Msk) {return (1UL);} /* Reload value impossible */
AnnaBridge 126:abea610beb85 841
AnnaBridge 126:abea610beb85 842 SysTick->LOAD = (uint32_t)(ticks - 1UL); /* set reload register */
AnnaBridge 126:abea610beb85 843 NVIC_SetPriority (SysTick_IRQn, (1UL << __NVIC_PRIO_BITS) - 1UL); /* set Priority for Systick Interrupt */
AnnaBridge 126:abea610beb85 844 SysTick->VAL = 0UL; /* Load the SysTick Counter Value */
AnnaBridge 126:abea610beb85 845 SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk |
AnnaBridge 126:abea610beb85 846 SysTick_CTRL_TICKINT_Msk |
AnnaBridge 126:abea610beb85 847 SysTick_CTRL_ENABLE_Msk; /* Enable SysTick IRQ and SysTick Timer */
AnnaBridge 126:abea610beb85 848 return (0UL); /* Function successful */
AnnaBridge 126:abea610beb85 849 }
AnnaBridge 126:abea610beb85 850
AnnaBridge 126:abea610beb85 851 #endif
AnnaBridge 126:abea610beb85 852
AnnaBridge 126:abea610beb85 853 /*@} end of CMSIS_Core_SysTickFunctions */
AnnaBridge 126:abea610beb85 854
AnnaBridge 126:abea610beb85 855
AnnaBridge 126:abea610beb85 856
AnnaBridge 126:abea610beb85 857
AnnaBridge 126:abea610beb85 858 #ifdef __cplusplus
AnnaBridge 126:abea610beb85 859 }
AnnaBridge 126:abea610beb85 860 #endif
AnnaBridge 126:abea610beb85 861
AnnaBridge 126:abea610beb85 862 #endif /* __CORE_CM0PLUS_H_DEPENDANT */
AnnaBridge 126:abea610beb85 863
AnnaBridge 126:abea610beb85 864 #endif /* __CMSIS_GENERIC */