mbed official / mbed

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

Dependents:   hello SerialTestv11 SerialTestv12 Sierpinski ... more

mbed 2

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

TARGET_ARCH_PRO/core_cm0plus.h@138:093f2bd7b9eb, 2017-03-14 (annotated)

Committer:
<>
Date:
Tue Mar 14 16:20:51 2017 +0000
Revision:
138:093f2bd7b9eb
Parent:
131:faff56e089b2
Child:
145:64910690c574
Release 138 of the mbed library



Ports for Upcoming Targets





Fixes and Changes



3716: fix for issue #3715: correction in startup files for ARM and IAR, alignment of system_stm32f429xx.c files https://github.com/ARMmbed/mbed-os/pull/3716

3741: STM32 remove warning in hal_tick_32b.c file https://github.com/ARMmbed/mbed-os/pull/3741

3780: STM32L4 : Fix GPIO G port compatibility https://github.com/ARMmbed/mbed-os/pull/3780

3831: NCS36510: SPISLAVE enabled (Conflict resolved) https://github.com/ARMmbed/mbed-os/pull/3831

3836: Allow to redefine nRF's PSTORAGE_NUM_OF_PAGES outside of the mbed-os https://github.com/ARMmbed/mbed-os/pull/3836

3840: STM32: gpio SPEED - always set High Speed by default https://github.com/ARMmbed/mbed-os/pull/3840

3844: STM32 GPIO: Typo correction. Update comment (GPIO_IP_WITHOUT_BRR) https://github.com/ARMmbed/mbed-os/pull/3844

3850: STM32: change spi error to debug warning https://github.com/ARMmbed/mbed-os/pull/3850

3860: Define GPIO_IP_WITHOUT_BRR for xDot platform https://github.com/ARMmbed/mbed-os/pull/3860

3880: DISCO_F469NI: allow the use of CAN2 instance when CAN1 is not activated https://github.com/ARMmbed/mbed-os/pull/3880

3795: Fix pwm period calc https://github.com/ARMmbed/mbed-os/pull/3795

3828: STM32 CAN API: correct format and type https://github.com/ARMmbed/mbed-os/pull/3828

3842: TARGET_NRF: corrected spi_init() to properly handle re-initialization https://github.com/ARMmbed/mbed-os/pull/3842

3843: STM32L476xG: set APB2 clock to 80MHz (instead of 40MHz) https://github.com/ARMmbed/mbed-os/pull/3843

3879: NUCLEO_F446ZE: Add missing AnalogIn pins on PF_3, PF_5 and PF_10. https://github.com/ARMmbed/mbed-os/pull/3879

3902: Fix heap and stack size for NUCLEO_F746ZG https://github.com/ARMmbed/mbed-os/pull/3902

3829: can_write(): return error code when no tx mailboxes are available https://github.com/ARMmbed/mbed-os/pull/3829

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 85:024bf7f99721 1 /**************************************************************************//**
bogdanm 85:024bf7f99721 2 * @file core_cm0plus.h
bogdanm 85:024bf7f99721 3 * @brief CMSIS Cortex-M0+ Core Peripheral Access Layer Header File
Kojto 110:165afa46840b 4 * @version V4.10
Kojto 110:165afa46840b 5 * @date 18. March 2015
bogdanm 85:024bf7f99721 6 *
bogdanm 85:024bf7f99721 7 * @note
bogdanm 85:024bf7f99721 8 *
bogdanm 85:024bf7f99721 9 ******************************************************************************/
Kojto 110:165afa46840b 10 /* Copyright (c) 2009 - 2015 ARM LIMITED
bogdanm 85:024bf7f99721 11
bogdanm 85:024bf7f99721 12 All rights reserved.
bogdanm 85:024bf7f99721 13 Redistribution and use in source and binary forms, with or without
bogdanm 85:024bf7f99721 14 modification, are permitted provided that the following conditions are met:
bogdanm 85:024bf7f99721 15 - Redistributions of source code must retain the above copyright
bogdanm 85:024bf7f99721 16 notice, this list of conditions and the following disclaimer.
bogdanm 85:024bf7f99721 17 - Redistributions in binary form must reproduce the above copyright
bogdanm 85:024bf7f99721 18 notice, this list of conditions and the following disclaimer in the
bogdanm 85:024bf7f99721 19 documentation and/or other materials provided with the distribution.
bogdanm 85:024bf7f99721 20 - Neither the name of ARM nor the names of its contributors may be used
bogdanm 85:024bf7f99721 21 to endorse or promote products derived from this software without
bogdanm 85:024bf7f99721 22 specific prior written permission.
bogdanm 85:024bf7f99721 23 *
bogdanm 85:024bf7f99721 24 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
bogdanm 85:024bf7f99721 25 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
bogdanm 85:024bf7f99721 26 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
bogdanm 85:024bf7f99721 27 ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
bogdanm 85:024bf7f99721 28 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
bogdanm 85:024bf7f99721 29 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
bogdanm 85:024bf7f99721 30 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
bogdanm 85:024bf7f99721 31 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
bogdanm 85:024bf7f99721 32 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
bogdanm 85:024bf7f99721 33 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
bogdanm 85:024bf7f99721 34 POSSIBILITY OF SUCH DAMAGE.
bogdanm 85:024bf7f99721 35 ---------------------------------------------------------------------------*/
bogdanm 85:024bf7f99721 36
bogdanm 85:024bf7f99721 37
bogdanm 85:024bf7f99721 38 #if defined ( __ICCARM__ )
bogdanm 85:024bf7f99721 39 #pragma system_include /* treat file as system include file for MISRA check */
bogdanm 85:024bf7f99721 40 #endif
bogdanm 85:024bf7f99721 41
Kojto 110:165afa46840b 42 #ifndef __CORE_CM0PLUS_H_GENERIC
Kojto 110:165afa46840b 43 #define __CORE_CM0PLUS_H_GENERIC
Kojto 110:165afa46840b 44
bogdanm 85:024bf7f99721 45 #ifdef __cplusplus
bogdanm 85:024bf7f99721 46 extern "C" {
bogdanm 85:024bf7f99721 47 #endif
bogdanm 85:024bf7f99721 48
bogdanm 85:024bf7f99721 49 /** \page CMSIS_MISRA_Exceptions MISRA-C:2004 Compliance Exceptions
bogdanm 85:024bf7f99721 50 CMSIS violates the following MISRA-C:2004 rules:
bogdanm 85:024bf7f99721 51
bogdanm 85:024bf7f99721 52 \li Required Rule 8.5, object/function definition in header file.<br>
bogdanm 85:024bf7f99721 53 Function definitions in header files are used to allow 'inlining'.
bogdanm 85:024bf7f99721 54
bogdanm 85:024bf7f99721 55 \li Required Rule 18.4, declaration of union type or object of union type: '{...}'.<br>
bogdanm 85:024bf7f99721 56 Unions are used for effective representation of core registers.
bogdanm 85:024bf7f99721 57
bogdanm 85:024bf7f99721 58 \li Advisory Rule 19.7, Function-like macro defined.<br>
bogdanm 85:024bf7f99721 59 Function-like macros are used to allow more efficient code.
bogdanm 85:024bf7f99721 60 */
bogdanm 85:024bf7f99721 61
bogdanm 85:024bf7f99721 62
bogdanm 85:024bf7f99721 63 /*******************************************************************************
bogdanm 85:024bf7f99721 64 * CMSIS definitions
bogdanm 85:024bf7f99721 65 ******************************************************************************/
bogdanm 85:024bf7f99721 66 /** \ingroup Cortex-M0+
bogdanm 85:024bf7f99721 67 @{
bogdanm 85:024bf7f99721 68 */
bogdanm 85:024bf7f99721 69
bogdanm 85:024bf7f99721 70 /* CMSIS CM0P definitions */
Kojto 110:165afa46840b 71 #define __CM0PLUS_CMSIS_VERSION_MAIN (0x04) /*!< [31:16] CMSIS HAL main version */
Kojto 110:165afa46840b 72 #define __CM0PLUS_CMSIS_VERSION_SUB (0x00) /*!< [15:0] CMSIS HAL sub version */
bogdanm 85:024bf7f99721 73 #define __CM0PLUS_CMSIS_VERSION ((__CM0PLUS_CMSIS_VERSION_MAIN << 16) | \
bogdanm 85:024bf7f99721 74 __CM0PLUS_CMSIS_VERSION_SUB) /*!< CMSIS HAL version number */
bogdanm 85:024bf7f99721 75
bogdanm 85:024bf7f99721 76 #define __CORTEX_M (0x00) /*!< Cortex-M Core */
bogdanm 85:024bf7f99721 77
bogdanm 85:024bf7f99721 78
bogdanm 85:024bf7f99721 79 #if defined ( __CC_ARM )
bogdanm 85:024bf7f99721 80 #define __ASM __asm /*!< asm keyword for ARM Compiler */
bogdanm 85:024bf7f99721 81 #define __INLINE __inline /*!< inline keyword for ARM Compiler */
bogdanm 85:024bf7f99721 82 #define __STATIC_INLINE static __inline
bogdanm 85:024bf7f99721 83
Kojto 110:165afa46840b 84 #elif defined ( __GNUC__ )
Kojto 110:165afa46840b 85 #define __ASM __asm /*!< asm keyword for GNU Compiler */
Kojto 110:165afa46840b 86 #define __INLINE inline /*!< inline keyword for GNU Compiler */
Kojto 110:165afa46840b 87 #define __STATIC_INLINE static inline
Kojto 110:165afa46840b 88
bogdanm 85:024bf7f99721 89 #elif defined ( __ICCARM__ )
bogdanm 85:024bf7f99721 90 #define __ASM __asm /*!< asm keyword for IAR Compiler */
bogdanm 85:024bf7f99721 91 #define __INLINE inline /*!< inline keyword for IAR Compiler. Only available in High optimization mode! */
bogdanm 85:024bf7f99721 92 #define __STATIC_INLINE static inline
bogdanm 85:024bf7f99721 93
Kojto 110:165afa46840b 94 #elif defined ( __TMS470__ )
Kojto 110:165afa46840b 95 #define __ASM __asm /*!< asm keyword for TI CCS Compiler */
bogdanm 85:024bf7f99721 96 #define __STATIC_INLINE static inline
bogdanm 85:024bf7f99721 97
bogdanm 85:024bf7f99721 98 #elif defined ( __TASKING__ )
bogdanm 85:024bf7f99721 99 #define __ASM __asm /*!< asm keyword for TASKING Compiler */
bogdanm 85:024bf7f99721 100 #define __INLINE inline /*!< inline keyword for TASKING Compiler */
bogdanm 85:024bf7f99721 101 #define __STATIC_INLINE static inline
bogdanm 85:024bf7f99721 102
Kojto 110:165afa46840b 103 #elif defined ( __CSMC__ )
Kojto 110:165afa46840b 104 #define __packed
Kojto 110:165afa46840b 105 #define __ASM _asm /*!< asm keyword for COSMIC Compiler */
Kojto 110:165afa46840b 106 #define __INLINE inline /*use -pc99 on compile line !< inline keyword for COSMIC Compiler */
Kojto 110:165afa46840b 107 #define __STATIC_INLINE static inline
Kojto 110:165afa46840b 108
bogdanm 85:024bf7f99721 109 #endif
bogdanm 85:024bf7f99721 110
Kojto 110:165afa46840b 111 /** __FPU_USED indicates whether an FPU is used or not.
Kojto 110:165afa46840b 112 This core does not support an FPU at all
bogdanm 85:024bf7f99721 113 */
bogdanm 85:024bf7f99721 114 #define __FPU_USED 0
bogdanm 85:024bf7f99721 115
bogdanm 85:024bf7f99721 116 #if defined ( __CC_ARM )
bogdanm 85:024bf7f99721 117 #if defined __TARGET_FPU_VFP
bogdanm 85:024bf7f99721 118 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
bogdanm 85:024bf7f99721 119 #endif
bogdanm 85:024bf7f99721 120
Kojto 110:165afa46840b 121 #elif defined ( __GNUC__ )
Kojto 110:165afa46840b 122 #if defined (__VFP_FP__) && !defined(__SOFTFP__)
Kojto 110:165afa46840b 123 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
Kojto 110:165afa46840b 124 #endif
Kojto 110:165afa46840b 125
bogdanm 85:024bf7f99721 126 #elif defined ( __ICCARM__ )
bogdanm 85:024bf7f99721 127 #if defined __ARMVFP__
bogdanm 85:024bf7f99721 128 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
bogdanm 85:024bf7f99721 129 #endif
bogdanm 85:024bf7f99721 130
Kojto 110:165afa46840b 131 #elif defined ( __TMS470__ )
Kojto 110:165afa46840b 132 #if defined __TI__VFP_SUPPORT____
bogdanm 85:024bf7f99721 133 #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
bogdanm 85:024bf7f99721 134 #endif
bogdanm 85:024bf7f99721 135
bogdanm 85:024bf7f99721 136 #elif defined ( __TASKING__ )
bogdanm 85:024bf7f99721 137 #if defined __FPU_VFP__
bogdanm 85:024bf7f99721 138 #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
bogdanm 85:024bf7f99721 139 #endif
Kojto 110:165afa46840b 140
Kojto 110:165afa46840b 141 #elif defined ( __CSMC__ ) /* Cosmic */
Kojto 110:165afa46840b 142 #if ( __CSMC__ & 0x400) // FPU present for parser
Kojto 110:165afa46840b 143 #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
Kojto 110:165afa46840b 144 #endif
bogdanm 85:024bf7f99721 145 #endif
bogdanm 85:024bf7f99721 146
bogdanm 85:024bf7f99721 147 #include <stdint.h> /* standard types definitions */
bogdanm 85:024bf7f99721 148 #include <core_cmInstr.h> /* Core Instruction Access */
bogdanm 85:024bf7f99721 149 #include <core_cmFunc.h> /* Core Function Access */
bogdanm 85:024bf7f99721 150
Kojto 110:165afa46840b 151 #ifdef __cplusplus
Kojto 110:165afa46840b 152 }
Kojto 110:165afa46840b 153 #endif
Kojto 110:165afa46840b 154
bogdanm 85:024bf7f99721 155 #endif /* __CORE_CM0PLUS_H_GENERIC */
bogdanm 85:024bf7f99721 156
bogdanm 85:024bf7f99721 157 #ifndef __CMSIS_GENERIC
bogdanm 85:024bf7f99721 158
bogdanm 85:024bf7f99721 159 #ifndef __CORE_CM0PLUS_H_DEPENDANT
bogdanm 85:024bf7f99721 160 #define __CORE_CM0PLUS_H_DEPENDANT
bogdanm 85:024bf7f99721 161
Kojto 110:165afa46840b 162 #ifdef __cplusplus
Kojto 110:165afa46840b 163 extern "C" {
Kojto 110:165afa46840b 164 #endif
Kojto 110:165afa46840b 165
bogdanm 85:024bf7f99721 166 /* check device defines and use defaults */
bogdanm 85:024bf7f99721 167 #if defined __CHECK_DEVICE_DEFINES
bogdanm 85:024bf7f99721 168 #ifndef __CM0PLUS_REV
bogdanm 85:024bf7f99721 169 #define __CM0PLUS_REV 0x0000
bogdanm 85:024bf7f99721 170 #warning "__CM0PLUS_REV not defined in device header file; using default!"
bogdanm 85:024bf7f99721 171 #endif
bogdanm 85:024bf7f99721 172
bogdanm 85:024bf7f99721 173 #ifndef __MPU_PRESENT
bogdanm 85:024bf7f99721 174 #define __MPU_PRESENT 0
bogdanm 85:024bf7f99721 175 #warning "__MPU_PRESENT not defined in device header file; using default!"
bogdanm 85:024bf7f99721 176 #endif
bogdanm 85:024bf7f99721 177
bogdanm 85:024bf7f99721 178 #ifndef __VTOR_PRESENT
bogdanm 85:024bf7f99721 179 #define __VTOR_PRESENT 0
bogdanm 85:024bf7f99721 180 #warning "__VTOR_PRESENT not defined in device header file; using default!"
bogdanm 85:024bf7f99721 181 #endif
bogdanm 85:024bf7f99721 182
bogdanm 85:024bf7f99721 183 #ifndef __NVIC_PRIO_BITS
bogdanm 85:024bf7f99721 184 #define __NVIC_PRIO_BITS 2
bogdanm 85:024bf7f99721 185 #warning "__NVIC_PRIO_BITS not defined in device header file; using default!"
bogdanm 85:024bf7f99721 186 #endif
bogdanm 85:024bf7f99721 187
bogdanm 85:024bf7f99721 188 #ifndef __Vendor_SysTickConfig
bogdanm 85:024bf7f99721 189 #define __Vendor_SysTickConfig 0
bogdanm 85:024bf7f99721 190 #warning "__Vendor_SysTickConfig not defined in device header file; using default!"
bogdanm 85:024bf7f99721 191 #endif
bogdanm 85:024bf7f99721 192 #endif
bogdanm 85:024bf7f99721 193
bogdanm 85:024bf7f99721 194 /* IO definitions (access restrictions to peripheral registers) */
bogdanm 85:024bf7f99721 195 /**
bogdanm 85:024bf7f99721 196 \defgroup CMSIS_glob_defs CMSIS Global Defines
bogdanm 85:024bf7f99721 197
bogdanm 85:024bf7f99721 198 <strong>IO Type Qualifiers</strong> are used
bogdanm 85:024bf7f99721 199 \li to specify the access to peripheral variables.
bogdanm 85:024bf7f99721 200 \li for automatic generation of peripheral register debug information.
bogdanm 85:024bf7f99721 201 */
bogdanm 85:024bf7f99721 202 #ifdef __cplusplus
bogdanm 85:024bf7f99721 203 #define __I volatile /*!< Defines 'read only' permissions */
bogdanm 85:024bf7f99721 204 #else
bogdanm 85:024bf7f99721 205 #define __I volatile const /*!< Defines 'read only' permissions */
bogdanm 85:024bf7f99721 206 #endif
bogdanm 85:024bf7f99721 207 #define __O volatile /*!< Defines 'write only' permissions */
bogdanm 85:024bf7f99721 208 #define __IO volatile /*!< Defines 'read / write' permissions */
bogdanm 85:024bf7f99721 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
bogdanm 85:024bf7f99721 218 /*@} end of group Cortex-M0+ */
bogdanm 85:024bf7f99721 219
bogdanm 85:024bf7f99721 220
bogdanm 85:024bf7f99721 221
bogdanm 85:024bf7f99721 222 /*******************************************************************************
bogdanm 85:024bf7f99721 223 * Register Abstraction
bogdanm 85:024bf7f99721 224 Core Register contain:
bogdanm 85:024bf7f99721 225 - Core Register
bogdanm 85:024bf7f99721 226 - Core NVIC Register
bogdanm 85:024bf7f99721 227 - Core SCB Register
bogdanm 85:024bf7f99721 228 - Core SysTick Register
bogdanm 85:024bf7f99721 229 - Core MPU Register
bogdanm 85:024bf7f99721 230 ******************************************************************************/
bogdanm 85:024bf7f99721 231 /** \defgroup CMSIS_core_register Defines and Type Definitions
bogdanm 85:024bf7f99721 232 \brief Type definitions and defines for Cortex-M processor based devices.
bogdanm 85:024bf7f99721 233 */
bogdanm 85:024bf7f99721 234
bogdanm 85:024bf7f99721 235 /** \ingroup CMSIS_core_register
bogdanm 85:024bf7f99721 236 \defgroup CMSIS_CORE Status and Control Registers
bogdanm 85:024bf7f99721 237 \brief Core Register type definitions.
bogdanm 85:024bf7f99721 238 @{
bogdanm 85:024bf7f99721 239 */
bogdanm 85:024bf7f99721 240
bogdanm 85:024bf7f99721 241 /** \brief Union type to access the Application Program Status Register (APSR).
bogdanm 85:024bf7f99721 242 */
bogdanm 85:024bf7f99721 243 typedef union
bogdanm 85:024bf7f99721 244 {
bogdanm 85:024bf7f99721 245 struct
bogdanm 85:024bf7f99721 246 {
Kojto 110:165afa46840b 247 uint32_t _reserved0:28; /*!< bit: 0..27 Reserved */
bogdanm 85:024bf7f99721 248 uint32_t V:1; /*!< bit: 28 Overflow condition code flag */
bogdanm 85:024bf7f99721 249 uint32_t C:1; /*!< bit: 29 Carry condition code flag */
bogdanm 85:024bf7f99721 250 uint32_t Z:1; /*!< bit: 30 Zero condition code flag */
bogdanm 85:024bf7f99721 251 uint32_t N:1; /*!< bit: 31 Negative condition code flag */
bogdanm 85:024bf7f99721 252 } b; /*!< Structure used for bit access */
bogdanm 85:024bf7f99721 253 uint32_t w; /*!< Type used for word access */
bogdanm 85:024bf7f99721 254 } APSR_Type;
bogdanm 85:024bf7f99721 255
Kojto 110:165afa46840b 256 /* APSR Register Definitions */
Kojto 110:165afa46840b 257 #define APSR_N_Pos 31 /*!< APSR: N Position */
Kojto 110:165afa46840b 258 #define APSR_N_Msk (1UL << APSR_N_Pos) /*!< APSR: N Mask */
Kojto 110:165afa46840b 259
Kojto 110:165afa46840b 260 #define APSR_Z_Pos 30 /*!< APSR: Z Position */
Kojto 110:165afa46840b 261 #define APSR_Z_Msk (1UL << APSR_Z_Pos) /*!< APSR: Z Mask */
Kojto 110:165afa46840b 262
Kojto 110:165afa46840b 263 #define APSR_C_Pos 29 /*!< APSR: C Position */
Kojto 110:165afa46840b 264 #define APSR_C_Msk (1UL << APSR_C_Pos) /*!< APSR: C Mask */
Kojto 110:165afa46840b 265
Kojto 110:165afa46840b 266 #define APSR_V_Pos 28 /*!< APSR: V Position */
Kojto 110:165afa46840b 267 #define APSR_V_Msk (1UL << APSR_V_Pos) /*!< APSR: V Mask */
Kojto 110:165afa46840b 268
bogdanm 85:024bf7f99721 269
bogdanm 85:024bf7f99721 270 /** \brief Union type to access the Interrupt Program Status Register (IPSR).
bogdanm 85:024bf7f99721 271 */
bogdanm 85:024bf7f99721 272 typedef union
bogdanm 85:024bf7f99721 273 {
bogdanm 85:024bf7f99721 274 struct
bogdanm 85:024bf7f99721 275 {
bogdanm 85:024bf7f99721 276 uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */
bogdanm 85:024bf7f99721 277 uint32_t _reserved0:23; /*!< bit: 9..31 Reserved */
bogdanm 85:024bf7f99721 278 } b; /*!< Structure used for bit access */
bogdanm 85:024bf7f99721 279 uint32_t w; /*!< Type used for word access */
bogdanm 85:024bf7f99721 280 } IPSR_Type;
bogdanm 85:024bf7f99721 281
Kojto 110:165afa46840b 282 /* IPSR Register Definitions */
Kojto 110:165afa46840b 283 #define IPSR_ISR_Pos 0 /*!< IPSR: ISR Position */
Kojto 110:165afa46840b 284 #define IPSR_ISR_Msk (0x1FFUL /*<< IPSR_ISR_Pos*/) /*!< IPSR: ISR Mask */
Kojto 110:165afa46840b 285
bogdanm 85:024bf7f99721 286
bogdanm 85:024bf7f99721 287 /** \brief Union type to access the Special-Purpose Program Status Registers (xPSR).
bogdanm 85:024bf7f99721 288 */
bogdanm 85:024bf7f99721 289 typedef union
bogdanm 85:024bf7f99721 290 {
bogdanm 85:024bf7f99721 291 struct
bogdanm 85:024bf7f99721 292 {
bogdanm 85:024bf7f99721 293 uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */
bogdanm 85:024bf7f99721 294 uint32_t _reserved0:15; /*!< bit: 9..23 Reserved */
bogdanm 85:024bf7f99721 295 uint32_t T:1; /*!< bit: 24 Thumb bit (read 0) */
Kojto 110:165afa46840b 296 uint32_t _reserved1:3; /*!< bit: 25..27 Reserved */
bogdanm 85:024bf7f99721 297 uint32_t V:1; /*!< bit: 28 Overflow condition code flag */
bogdanm 85:024bf7f99721 298 uint32_t C:1; /*!< bit: 29 Carry condition code flag */
bogdanm 85:024bf7f99721 299 uint32_t Z:1; /*!< bit: 30 Zero condition code flag */
bogdanm 85:024bf7f99721 300 uint32_t N:1; /*!< bit: 31 Negative condition code flag */
bogdanm 85:024bf7f99721 301 } b; /*!< Structure used for bit access */
bogdanm 85:024bf7f99721 302 uint32_t w; /*!< Type used for word access */
bogdanm 85:024bf7f99721 303 } xPSR_Type;
bogdanm 85:024bf7f99721 304
Kojto 110:165afa46840b 305 /* xPSR Register Definitions */
Kojto 110:165afa46840b 306 #define xPSR_N_Pos 31 /*!< xPSR: N Position */
Kojto 110:165afa46840b 307 #define xPSR_N_Msk (1UL << xPSR_N_Pos) /*!< xPSR: N Mask */
Kojto 110:165afa46840b 308
Kojto 110:165afa46840b 309 #define xPSR_Z_Pos 30 /*!< xPSR: Z Position */
Kojto 110:165afa46840b 310 #define xPSR_Z_Msk (1UL << xPSR_Z_Pos) /*!< xPSR: Z Mask */
Kojto 110:165afa46840b 311
Kojto 110:165afa46840b 312 #define xPSR_C_Pos 29 /*!< xPSR: C Position */
Kojto 110:165afa46840b 313 #define xPSR_C_Msk (1UL << xPSR_C_Pos) /*!< xPSR: C Mask */
Kojto 110:165afa46840b 314
Kojto 110:165afa46840b 315 #define xPSR_V_Pos 28 /*!< xPSR: V Position */
Kojto 110:165afa46840b 316 #define xPSR_V_Msk (1UL << xPSR_V_Pos) /*!< xPSR: V Mask */
Kojto 110:165afa46840b 317
Kojto 110:165afa46840b 318 #define xPSR_T_Pos 24 /*!< xPSR: T Position */
Kojto 110:165afa46840b 319 #define xPSR_T_Msk (1UL << xPSR_T_Pos) /*!< xPSR: T Mask */
Kojto 110:165afa46840b 320
Kojto 110:165afa46840b 321 #define xPSR_ISR_Pos 0 /*!< xPSR: ISR Position */
Kojto 110:165afa46840b 322 #define xPSR_ISR_Msk (0x1FFUL /*<< xPSR_ISR_Pos*/) /*!< xPSR: ISR Mask */
Kojto 110:165afa46840b 323
bogdanm 85:024bf7f99721 324
bogdanm 85:024bf7f99721 325 /** \brief Union type to access the Control Registers (CONTROL).
bogdanm 85:024bf7f99721 326 */
bogdanm 85:024bf7f99721 327 typedef union
bogdanm 85:024bf7f99721 328 {
bogdanm 85:024bf7f99721 329 struct
bogdanm 85:024bf7f99721 330 {
bogdanm 85:024bf7f99721 331 uint32_t nPRIV:1; /*!< bit: 0 Execution privilege in Thread mode */
bogdanm 85:024bf7f99721 332 uint32_t SPSEL:1; /*!< bit: 1 Stack to be used */
Kojto 110:165afa46840b 333 uint32_t _reserved1:30; /*!< bit: 2..31 Reserved */
bogdanm 85:024bf7f99721 334 } b; /*!< Structure used for bit access */
bogdanm 85:024bf7f99721 335 uint32_t w; /*!< Type used for word access */
bogdanm 85:024bf7f99721 336 } CONTROL_Type;
bogdanm 85:024bf7f99721 337
Kojto 110:165afa46840b 338 /* CONTROL Register Definitions */
Kojto 110:165afa46840b 339 #define CONTROL_SPSEL_Pos 1 /*!< CONTROL: SPSEL Position */
Kojto 110:165afa46840b 340 #define CONTROL_SPSEL_Msk (1UL << CONTROL_SPSEL_Pos) /*!< CONTROL: SPSEL Mask */
Kojto 110:165afa46840b 341
Kojto 110:165afa46840b 342 #define CONTROL_nPRIV_Pos 0 /*!< CONTROL: nPRIV Position */
Kojto 110:165afa46840b 343 #define CONTROL_nPRIV_Msk (1UL /*<< CONTROL_nPRIV_Pos*/) /*!< CONTROL: nPRIV Mask */
Kojto 110:165afa46840b 344
bogdanm 85:024bf7f99721 345 /*@} end of group CMSIS_CORE */
bogdanm 85:024bf7f99721 346
bogdanm 85:024bf7f99721 347
bogdanm 85:024bf7f99721 348 /** \ingroup CMSIS_core_register
bogdanm 85:024bf7f99721 349 \defgroup CMSIS_NVIC Nested Vectored Interrupt Controller (NVIC)
bogdanm 85:024bf7f99721 350 \brief Type definitions for the NVIC Registers
bogdanm 85:024bf7f99721 351 @{
bogdanm 85:024bf7f99721 352 */
bogdanm 85:024bf7f99721 353
bogdanm 85:024bf7f99721 354 /** \brief Structure type to access the Nested Vectored Interrupt Controller (NVIC).
bogdanm 85:024bf7f99721 355 */
bogdanm 85:024bf7f99721 356 typedef struct
bogdanm 85:024bf7f99721 357 {
bogdanm 85:024bf7f99721 358 __IO uint32_t ISER[1]; /*!< Offset: 0x000 (R/W) Interrupt Set Enable Register */
bogdanm 85:024bf7f99721 359 uint32_t RESERVED0[31];
bogdanm 85:024bf7f99721 360 __IO uint32_t ICER[1]; /*!< Offset: 0x080 (R/W) Interrupt Clear Enable Register */
bogdanm 85:024bf7f99721 361 uint32_t RSERVED1[31];
bogdanm 85:024bf7f99721 362 __IO uint32_t ISPR[1]; /*!< Offset: 0x100 (R/W) Interrupt Set Pending Register */
bogdanm 85:024bf7f99721 363 uint32_t RESERVED2[31];
bogdanm 85:024bf7f99721 364 __IO uint32_t ICPR[1]; /*!< Offset: 0x180 (R/W) Interrupt Clear Pending Register */
bogdanm 85:024bf7f99721 365 uint32_t RESERVED3[31];
bogdanm 85:024bf7f99721 366 uint32_t RESERVED4[64];
bogdanm 85:024bf7f99721 367 __IO uint32_t IP[8]; /*!< Offset: 0x300 (R/W) Interrupt Priority Register */
bogdanm 85:024bf7f99721 368 } NVIC_Type;
bogdanm 85:024bf7f99721 369
bogdanm 85:024bf7f99721 370 /*@} end of group CMSIS_NVIC */
bogdanm 85:024bf7f99721 371
bogdanm 85:024bf7f99721 372
bogdanm 85:024bf7f99721 373 /** \ingroup CMSIS_core_register
bogdanm 85:024bf7f99721 374 \defgroup CMSIS_SCB System Control Block (SCB)
bogdanm 85:024bf7f99721 375 \brief Type definitions for the System Control Block Registers
bogdanm 85:024bf7f99721 376 @{
bogdanm 85:024bf7f99721 377 */
bogdanm 85:024bf7f99721 378
bogdanm 85:024bf7f99721 379 /** \brief Structure type to access the System Control Block (SCB).
bogdanm 85:024bf7f99721 380 */
bogdanm 85:024bf7f99721 381 typedef struct
bogdanm 85:024bf7f99721 382 {
bogdanm 85:024bf7f99721 383 __I uint32_t CPUID; /*!< Offset: 0x000 (R/ ) CPUID Base Register */
bogdanm 85:024bf7f99721 384 __IO uint32_t ICSR; /*!< Offset: 0x004 (R/W) Interrupt Control and State Register */
bogdanm 85:024bf7f99721 385 #if (__VTOR_PRESENT == 1)
bogdanm 85:024bf7f99721 386 __IO uint32_t VTOR; /*!< Offset: 0x008 (R/W) Vector Table Offset Register */
bogdanm 85:024bf7f99721 387 #else
bogdanm 85:024bf7f99721 388 uint32_t RESERVED0;
bogdanm 85:024bf7f99721 389 #endif
bogdanm 85:024bf7f99721 390 __IO uint32_t AIRCR; /*!< Offset: 0x00C (R/W) Application Interrupt and Reset Control Register */
bogdanm 85:024bf7f99721 391 __IO uint32_t SCR; /*!< Offset: 0x010 (R/W) System Control Register */
bogdanm 85:024bf7f99721 392 __IO uint32_t CCR; /*!< Offset: 0x014 (R/W) Configuration Control Register */
bogdanm 85:024bf7f99721 393 uint32_t RESERVED1;
bogdanm 85:024bf7f99721 394 __IO uint32_t SHP[2]; /*!< Offset: 0x01C (R/W) System Handlers Priority Registers. [0] is RESERVED */
bogdanm 85:024bf7f99721 395 __IO uint32_t SHCSR; /*!< Offset: 0x024 (R/W) System Handler Control and State Register */
bogdanm 85:024bf7f99721 396 } SCB_Type;
bogdanm 85:024bf7f99721 397
bogdanm 85:024bf7f99721 398 /* SCB CPUID Register Definitions */
bogdanm 85:024bf7f99721 399 #define SCB_CPUID_IMPLEMENTER_Pos 24 /*!< SCB CPUID: IMPLEMENTER Position */
bogdanm 85:024bf7f99721 400 #define SCB_CPUID_IMPLEMENTER_Msk (0xFFUL << SCB_CPUID_IMPLEMENTER_Pos) /*!< SCB CPUID: IMPLEMENTER Mask */
bogdanm 85:024bf7f99721 401
bogdanm 85:024bf7f99721 402 #define SCB_CPUID_VARIANT_Pos 20 /*!< SCB CPUID: VARIANT Position */
bogdanm 85:024bf7f99721 403 #define SCB_CPUID_VARIANT_Msk (0xFUL << SCB_CPUID_VARIANT_Pos) /*!< SCB CPUID: VARIANT Mask */
bogdanm 85:024bf7f99721 404
bogdanm 85:024bf7f99721 405 #define SCB_CPUID_ARCHITECTURE_Pos 16 /*!< SCB CPUID: ARCHITECTURE Position */
bogdanm 85:024bf7f99721 406 #define SCB_CPUID_ARCHITECTURE_Msk (0xFUL << SCB_CPUID_ARCHITECTURE_Pos) /*!< SCB CPUID: ARCHITECTURE Mask */
bogdanm 85:024bf7f99721 407
bogdanm 85:024bf7f99721 408 #define SCB_CPUID_PARTNO_Pos 4 /*!< SCB CPUID: PARTNO Position */
bogdanm 85:024bf7f99721 409 #define SCB_CPUID_PARTNO_Msk (0xFFFUL << SCB_CPUID_PARTNO_Pos) /*!< SCB CPUID: PARTNO Mask */
bogdanm 85:024bf7f99721 410
bogdanm 85:024bf7f99721 411 #define SCB_CPUID_REVISION_Pos 0 /*!< SCB CPUID: REVISION Position */
Kojto 110:165afa46840b 412 #define SCB_CPUID_REVISION_Msk (0xFUL /*<< SCB_CPUID_REVISION_Pos*/) /*!< SCB CPUID: REVISION Mask */
bogdanm 85:024bf7f99721 413
bogdanm 85:024bf7f99721 414 /* SCB Interrupt Control State Register Definitions */
bogdanm 85:024bf7f99721 415 #define SCB_ICSR_NMIPENDSET_Pos 31 /*!< SCB ICSR: NMIPENDSET Position */
bogdanm 85:024bf7f99721 416 #define SCB_ICSR_NMIPENDSET_Msk (1UL << SCB_ICSR_NMIPENDSET_Pos) /*!< SCB ICSR: NMIPENDSET Mask */
bogdanm 85:024bf7f99721 417
bogdanm 85:024bf7f99721 418 #define SCB_ICSR_PENDSVSET_Pos 28 /*!< SCB ICSR: PENDSVSET Position */
bogdanm 85:024bf7f99721 419 #define SCB_ICSR_PENDSVSET_Msk (1UL << SCB_ICSR_PENDSVSET_Pos) /*!< SCB ICSR: PENDSVSET Mask */
bogdanm 85:024bf7f99721 420
bogdanm 85:024bf7f99721 421 #define SCB_ICSR_PENDSVCLR_Pos 27 /*!< SCB ICSR: PENDSVCLR Position */
bogdanm 85:024bf7f99721 422 #define SCB_ICSR_PENDSVCLR_Msk (1UL << SCB_ICSR_PENDSVCLR_Pos) /*!< SCB ICSR: PENDSVCLR Mask */
bogdanm 85:024bf7f99721 423
bogdanm 85:024bf7f99721 424 #define SCB_ICSR_PENDSTSET_Pos 26 /*!< SCB ICSR: PENDSTSET Position */
bogdanm 85:024bf7f99721 425 #define SCB_ICSR_PENDSTSET_Msk (1UL << SCB_ICSR_PENDSTSET_Pos) /*!< SCB ICSR: PENDSTSET Mask */
bogdanm 85:024bf7f99721 426
bogdanm 85:024bf7f99721 427 #define SCB_ICSR_PENDSTCLR_Pos 25 /*!< SCB ICSR: PENDSTCLR Position */
bogdanm 85:024bf7f99721 428 #define SCB_ICSR_PENDSTCLR_Msk (1UL << SCB_ICSR_PENDSTCLR_Pos) /*!< SCB ICSR: PENDSTCLR Mask */
bogdanm 85:024bf7f99721 429
bogdanm 85:024bf7f99721 430 #define SCB_ICSR_ISRPREEMPT_Pos 23 /*!< SCB ICSR: ISRPREEMPT Position */
bogdanm 85:024bf7f99721 431 #define SCB_ICSR_ISRPREEMPT_Msk (1UL << SCB_ICSR_ISRPREEMPT_Pos) /*!< SCB ICSR: ISRPREEMPT Mask */
bogdanm 85:024bf7f99721 432
bogdanm 85:024bf7f99721 433 #define SCB_ICSR_ISRPENDING_Pos 22 /*!< SCB ICSR: ISRPENDING Position */
bogdanm 85:024bf7f99721 434 #define SCB_ICSR_ISRPENDING_Msk (1UL << SCB_ICSR_ISRPENDING_Pos) /*!< SCB ICSR: ISRPENDING Mask */
bogdanm 85:024bf7f99721 435
bogdanm 85:024bf7f99721 436 #define SCB_ICSR_VECTPENDING_Pos 12 /*!< SCB ICSR: VECTPENDING Position */
bogdanm 85:024bf7f99721 437 #define SCB_ICSR_VECTPENDING_Msk (0x1FFUL << SCB_ICSR_VECTPENDING_Pos) /*!< SCB ICSR: VECTPENDING Mask */
bogdanm 85:024bf7f99721 438
bogdanm 85:024bf7f99721 439 #define SCB_ICSR_VECTACTIVE_Pos 0 /*!< SCB ICSR: VECTACTIVE Position */
Kojto 110:165afa46840b 440 #define SCB_ICSR_VECTACTIVE_Msk (0x1FFUL /*<< SCB_ICSR_VECTACTIVE_Pos*/) /*!< SCB ICSR: VECTACTIVE Mask */
bogdanm 85:024bf7f99721 441
bogdanm 85:024bf7f99721 442 #if (__VTOR_PRESENT == 1)
bogdanm 85:024bf7f99721 443 /* SCB Interrupt Control State Register Definitions */
bogdanm 85:024bf7f99721 444 #define SCB_VTOR_TBLOFF_Pos 8 /*!< SCB VTOR: TBLOFF Position */
bogdanm 85:024bf7f99721 445 #define SCB_VTOR_TBLOFF_Msk (0xFFFFFFUL << SCB_VTOR_TBLOFF_Pos) /*!< SCB VTOR: TBLOFF Mask */
bogdanm 85:024bf7f99721 446 #endif
bogdanm 85:024bf7f99721 447
bogdanm 85:024bf7f99721 448 /* SCB Application Interrupt and Reset Control Register Definitions */
bogdanm 85:024bf7f99721 449 #define SCB_AIRCR_VECTKEY_Pos 16 /*!< SCB AIRCR: VECTKEY Position */
bogdanm 85:024bf7f99721 450 #define SCB_AIRCR_VECTKEY_Msk (0xFFFFUL << SCB_AIRCR_VECTKEY_Pos) /*!< SCB AIRCR: VECTKEY Mask */
bogdanm 85:024bf7f99721 451
bogdanm 85:024bf7f99721 452 #define SCB_AIRCR_VECTKEYSTAT_Pos 16 /*!< SCB AIRCR: VECTKEYSTAT Position */
bogdanm 85:024bf7f99721 453 #define SCB_AIRCR_VECTKEYSTAT_Msk (0xFFFFUL << SCB_AIRCR_VECTKEYSTAT_Pos) /*!< SCB AIRCR: VECTKEYSTAT Mask */
bogdanm 85:024bf7f99721 454
bogdanm 85:024bf7f99721 455 #define SCB_AIRCR_ENDIANESS_Pos 15 /*!< SCB AIRCR: ENDIANESS Position */
bogdanm 85:024bf7f99721 456 #define SCB_AIRCR_ENDIANESS_Msk (1UL << SCB_AIRCR_ENDIANESS_Pos) /*!< SCB AIRCR: ENDIANESS Mask */
bogdanm 85:024bf7f99721 457
bogdanm 85:024bf7f99721 458 #define SCB_AIRCR_SYSRESETREQ_Pos 2 /*!< SCB AIRCR: SYSRESETREQ Position */
bogdanm 85:024bf7f99721 459 #define SCB_AIRCR_SYSRESETREQ_Msk (1UL << SCB_AIRCR_SYSRESETREQ_Pos) /*!< SCB AIRCR: SYSRESETREQ Mask */
bogdanm 85:024bf7f99721 460
bogdanm 85:024bf7f99721 461 #define SCB_AIRCR_VECTCLRACTIVE_Pos 1 /*!< SCB AIRCR: VECTCLRACTIVE Position */
bogdanm 85:024bf7f99721 462 #define SCB_AIRCR_VECTCLRACTIVE_Msk (1UL << SCB_AIRCR_VECTCLRACTIVE_Pos) /*!< SCB AIRCR: VECTCLRACTIVE Mask */
bogdanm 85:024bf7f99721 463
bogdanm 85:024bf7f99721 464 /* SCB System Control Register Definitions */
bogdanm 85:024bf7f99721 465 #define SCB_SCR_SEVONPEND_Pos 4 /*!< SCB SCR: SEVONPEND Position */
bogdanm 85:024bf7f99721 466 #define SCB_SCR_SEVONPEND_Msk (1UL << SCB_SCR_SEVONPEND_Pos) /*!< SCB SCR: SEVONPEND Mask */
bogdanm 85:024bf7f99721 467
bogdanm 85:024bf7f99721 468 #define SCB_SCR_SLEEPDEEP_Pos 2 /*!< SCB SCR: SLEEPDEEP Position */
bogdanm 85:024bf7f99721 469 #define SCB_SCR_SLEEPDEEP_Msk (1UL << SCB_SCR_SLEEPDEEP_Pos) /*!< SCB SCR: SLEEPDEEP Mask */
bogdanm 85:024bf7f99721 470
bogdanm 85:024bf7f99721 471 #define SCB_SCR_SLEEPONEXIT_Pos 1 /*!< SCB SCR: SLEEPONEXIT Position */
bogdanm 85:024bf7f99721 472 #define SCB_SCR_SLEEPONEXIT_Msk (1UL << SCB_SCR_SLEEPONEXIT_Pos) /*!< SCB SCR: SLEEPONEXIT Mask */
bogdanm 85:024bf7f99721 473
bogdanm 85:024bf7f99721 474 /* SCB Configuration Control Register Definitions */
bogdanm 85:024bf7f99721 475 #define SCB_CCR_STKALIGN_Pos 9 /*!< SCB CCR: STKALIGN Position */
bogdanm 85:024bf7f99721 476 #define SCB_CCR_STKALIGN_Msk (1UL << SCB_CCR_STKALIGN_Pos) /*!< SCB CCR: STKALIGN Mask */
bogdanm 85:024bf7f99721 477
bogdanm 85:024bf7f99721 478 #define SCB_CCR_UNALIGN_TRP_Pos 3 /*!< SCB CCR: UNALIGN_TRP Position */
bogdanm 85:024bf7f99721 479 #define SCB_CCR_UNALIGN_TRP_Msk (1UL << SCB_CCR_UNALIGN_TRP_Pos) /*!< SCB CCR: UNALIGN_TRP Mask */
bogdanm 85:024bf7f99721 480
bogdanm 85:024bf7f99721 481 /* SCB System Handler Control and State Register Definitions */
bogdanm 85:024bf7f99721 482 #define SCB_SHCSR_SVCALLPENDED_Pos 15 /*!< SCB SHCSR: SVCALLPENDED Position */
bogdanm 85:024bf7f99721 483 #define SCB_SHCSR_SVCALLPENDED_Msk (1UL << SCB_SHCSR_SVCALLPENDED_Pos) /*!< SCB SHCSR: SVCALLPENDED Mask */
bogdanm 85:024bf7f99721 484
bogdanm 85:024bf7f99721 485 /*@} end of group CMSIS_SCB */
bogdanm 85:024bf7f99721 486
bogdanm 85:024bf7f99721 487
bogdanm 85:024bf7f99721 488 /** \ingroup CMSIS_core_register
bogdanm 85:024bf7f99721 489 \defgroup CMSIS_SysTick System Tick Timer (SysTick)
bogdanm 85:024bf7f99721 490 \brief Type definitions for the System Timer Registers.
bogdanm 85:024bf7f99721 491 @{
bogdanm 85:024bf7f99721 492 */
bogdanm 85:024bf7f99721 493
bogdanm 85:024bf7f99721 494 /** \brief Structure type to access the System Timer (SysTick).
bogdanm 85:024bf7f99721 495 */
bogdanm 85:024bf7f99721 496 typedef struct
bogdanm 85:024bf7f99721 497 {
bogdanm 85:024bf7f99721 498 __IO uint32_t CTRL; /*!< Offset: 0x000 (R/W) SysTick Control and Status Register */
bogdanm 85:024bf7f99721 499 __IO uint32_t LOAD; /*!< Offset: 0x004 (R/W) SysTick Reload Value Register */
bogdanm 85:024bf7f99721 500 __IO uint32_t VAL; /*!< Offset: 0x008 (R/W) SysTick Current Value Register */
bogdanm 85:024bf7f99721 501 __I uint32_t CALIB; /*!< Offset: 0x00C (R/ ) SysTick Calibration Register */
bogdanm 85:024bf7f99721 502 } SysTick_Type;
bogdanm 85:024bf7f99721 503
bogdanm 85:024bf7f99721 504 /* SysTick Control / Status Register Definitions */
bogdanm 85:024bf7f99721 505 #define SysTick_CTRL_COUNTFLAG_Pos 16 /*!< SysTick CTRL: COUNTFLAG Position */
bogdanm 85:024bf7f99721 506 #define SysTick_CTRL_COUNTFLAG_Msk (1UL << SysTick_CTRL_COUNTFLAG_Pos) /*!< SysTick CTRL: COUNTFLAG Mask */
bogdanm 85:024bf7f99721 507
bogdanm 85:024bf7f99721 508 #define SysTick_CTRL_CLKSOURCE_Pos 2 /*!< SysTick CTRL: CLKSOURCE Position */
bogdanm 85:024bf7f99721 509 #define SysTick_CTRL_CLKSOURCE_Msk (1UL << SysTick_CTRL_CLKSOURCE_Pos) /*!< SysTick CTRL: CLKSOURCE Mask */
bogdanm 85:024bf7f99721 510
bogdanm 85:024bf7f99721 511 #define SysTick_CTRL_TICKINT_Pos 1 /*!< SysTick CTRL: TICKINT Position */
bogdanm 85:024bf7f99721 512 #define SysTick_CTRL_TICKINT_Msk (1UL << SysTick_CTRL_TICKINT_Pos) /*!< SysTick CTRL: TICKINT Mask */
bogdanm 85:024bf7f99721 513
bogdanm 85:024bf7f99721 514 #define SysTick_CTRL_ENABLE_Pos 0 /*!< SysTick CTRL: ENABLE Position */
Kojto 110:165afa46840b 515 #define SysTick_CTRL_ENABLE_Msk (1UL /*<< SysTick_CTRL_ENABLE_Pos*/) /*!< SysTick CTRL: ENABLE Mask */
bogdanm 85:024bf7f99721 516
bogdanm 85:024bf7f99721 517 /* SysTick Reload Register Definitions */
bogdanm 85:024bf7f99721 518 #define SysTick_LOAD_RELOAD_Pos 0 /*!< SysTick LOAD: RELOAD Position */
Kojto 110:165afa46840b 519 #define SysTick_LOAD_RELOAD_Msk (0xFFFFFFUL /*<< SysTick_LOAD_RELOAD_Pos*/) /*!< SysTick LOAD: RELOAD Mask */
bogdanm 85:024bf7f99721 520
bogdanm 85:024bf7f99721 521 /* SysTick Current Register Definitions */
bogdanm 85:024bf7f99721 522 #define SysTick_VAL_CURRENT_Pos 0 /*!< SysTick VAL: CURRENT Position */
Kojto 110:165afa46840b 523 #define SysTick_VAL_CURRENT_Msk (0xFFFFFFUL /*<< SysTick_VAL_CURRENT_Pos*/) /*!< SysTick VAL: CURRENT Mask */
bogdanm 85:024bf7f99721 524
bogdanm 85:024bf7f99721 525 /* SysTick Calibration Register Definitions */
bogdanm 85:024bf7f99721 526 #define SysTick_CALIB_NOREF_Pos 31 /*!< SysTick CALIB: NOREF Position */
bogdanm 85:024bf7f99721 527 #define SysTick_CALIB_NOREF_Msk (1UL << SysTick_CALIB_NOREF_Pos) /*!< SysTick CALIB: NOREF Mask */
bogdanm 85:024bf7f99721 528
bogdanm 85:024bf7f99721 529 #define SysTick_CALIB_SKEW_Pos 30 /*!< SysTick CALIB: SKEW Position */
bogdanm 85:024bf7f99721 530 #define SysTick_CALIB_SKEW_Msk (1UL << SysTick_CALIB_SKEW_Pos) /*!< SysTick CALIB: SKEW Mask */
bogdanm 85:024bf7f99721 531
bogdanm 85:024bf7f99721 532 #define SysTick_CALIB_TENMS_Pos 0 /*!< SysTick CALIB: TENMS Position */
Kojto 110:165afa46840b 533 #define SysTick_CALIB_TENMS_Msk (0xFFFFFFUL /*<< SysTick_CALIB_TENMS_Pos*/) /*!< SysTick CALIB: TENMS Mask */
bogdanm 85:024bf7f99721 534
bogdanm 85:024bf7f99721 535 /*@} end of group CMSIS_SysTick */
bogdanm 85:024bf7f99721 536
bogdanm 85:024bf7f99721 537 #if (__MPU_PRESENT == 1)
bogdanm 85:024bf7f99721 538 /** \ingroup CMSIS_core_register
bogdanm 85:024bf7f99721 539 \defgroup CMSIS_MPU Memory Protection Unit (MPU)
bogdanm 85:024bf7f99721 540 \brief Type definitions for the Memory Protection Unit (MPU)
bogdanm 85:024bf7f99721 541 @{
bogdanm 85:024bf7f99721 542 */
bogdanm 85:024bf7f99721 543
bogdanm 85:024bf7f99721 544 /** \brief Structure type to access the Memory Protection Unit (MPU).
bogdanm 85:024bf7f99721 545 */
bogdanm 85:024bf7f99721 546 typedef struct
bogdanm 85:024bf7f99721 547 {
bogdanm 85:024bf7f99721 548 __I uint32_t TYPE; /*!< Offset: 0x000 (R/ ) MPU Type Register */
bogdanm 85:024bf7f99721 549 __IO uint32_t CTRL; /*!< Offset: 0x004 (R/W) MPU Control Register */
bogdanm 85:024bf7f99721 550 __IO uint32_t RNR; /*!< Offset: 0x008 (R/W) MPU Region RNRber Register */
bogdanm 85:024bf7f99721 551 __IO uint32_t RBAR; /*!< Offset: 0x00C (R/W) MPU Region Base Address Register */
bogdanm 85:024bf7f99721 552 __IO uint32_t RASR; /*!< Offset: 0x010 (R/W) MPU Region Attribute and Size Register */
bogdanm 85:024bf7f99721 553 } MPU_Type;
bogdanm 85:024bf7f99721 554
bogdanm 85:024bf7f99721 555 /* MPU Type Register */
bogdanm 85:024bf7f99721 556 #define MPU_TYPE_IREGION_Pos 16 /*!< MPU TYPE: IREGION Position */
bogdanm 85:024bf7f99721 557 #define MPU_TYPE_IREGION_Msk (0xFFUL << MPU_TYPE_IREGION_Pos) /*!< MPU TYPE: IREGION Mask */
bogdanm 85:024bf7f99721 558
bogdanm 85:024bf7f99721 559 #define MPU_TYPE_DREGION_Pos 8 /*!< MPU TYPE: DREGION Position */
bogdanm 85:024bf7f99721 560 #define MPU_TYPE_DREGION_Msk (0xFFUL << MPU_TYPE_DREGION_Pos) /*!< MPU TYPE: DREGION Mask */
bogdanm 85:024bf7f99721 561
bogdanm 85:024bf7f99721 562 #define MPU_TYPE_SEPARATE_Pos 0 /*!< MPU TYPE: SEPARATE Position */
Kojto 110:165afa46840b 563 #define MPU_TYPE_SEPARATE_Msk (1UL /*<< MPU_TYPE_SEPARATE_Pos*/) /*!< MPU TYPE: SEPARATE Mask */
bogdanm 85:024bf7f99721 564
bogdanm 85:024bf7f99721 565 /* MPU Control Register */
bogdanm 85:024bf7f99721 566 #define MPU_CTRL_PRIVDEFENA_Pos 2 /*!< MPU CTRL: PRIVDEFENA Position */
bogdanm 85:024bf7f99721 567 #define MPU_CTRL_PRIVDEFENA_Msk (1UL << MPU_CTRL_PRIVDEFENA_Pos) /*!< MPU CTRL: PRIVDEFENA Mask */
bogdanm 85:024bf7f99721 568
bogdanm 85:024bf7f99721 569 #define MPU_CTRL_HFNMIENA_Pos 1 /*!< MPU CTRL: HFNMIENA Position */
bogdanm 85:024bf7f99721 570 #define MPU_CTRL_HFNMIENA_Msk (1UL << MPU_CTRL_HFNMIENA_Pos) /*!< MPU CTRL: HFNMIENA Mask */
bogdanm 85:024bf7f99721 571
bogdanm 85:024bf7f99721 572 #define MPU_CTRL_ENABLE_Pos 0 /*!< MPU CTRL: ENABLE Position */
Kojto 110:165afa46840b 573 #define MPU_CTRL_ENABLE_Msk (1UL /*<< MPU_CTRL_ENABLE_Pos*/) /*!< MPU CTRL: ENABLE Mask */
bogdanm 85:024bf7f99721 574
bogdanm 85:024bf7f99721 575 /* MPU Region Number Register */
bogdanm 85:024bf7f99721 576 #define MPU_RNR_REGION_Pos 0 /*!< MPU RNR: REGION Position */
Kojto 110:165afa46840b 577 #define MPU_RNR_REGION_Msk (0xFFUL /*<< MPU_RNR_REGION_Pos*/) /*!< MPU RNR: REGION Mask */
bogdanm 85:024bf7f99721 578
bogdanm 85:024bf7f99721 579 /* MPU Region Base Address Register */
bogdanm 85:024bf7f99721 580 #define MPU_RBAR_ADDR_Pos 8 /*!< MPU RBAR: ADDR Position */
bogdanm 85:024bf7f99721 581 #define MPU_RBAR_ADDR_Msk (0xFFFFFFUL << MPU_RBAR_ADDR_Pos) /*!< MPU RBAR: ADDR Mask */
bogdanm 85:024bf7f99721 582
bogdanm 85:024bf7f99721 583 #define MPU_RBAR_VALID_Pos 4 /*!< MPU RBAR: VALID Position */
bogdanm 85:024bf7f99721 584 #define MPU_RBAR_VALID_Msk (1UL << MPU_RBAR_VALID_Pos) /*!< MPU RBAR: VALID Mask */
bogdanm 85:024bf7f99721 585
bogdanm 85:024bf7f99721 586 #define MPU_RBAR_REGION_Pos 0 /*!< MPU RBAR: REGION Position */
Kojto 110:165afa46840b 587 #define MPU_RBAR_REGION_Msk (0xFUL /*<< MPU_RBAR_REGION_Pos*/) /*!< MPU RBAR: REGION Mask */
bogdanm 85:024bf7f99721 588
bogdanm 85:024bf7f99721 589 /* MPU Region Attribute and Size Register */
bogdanm 85:024bf7f99721 590 #define MPU_RASR_ATTRS_Pos 16 /*!< MPU RASR: MPU Region Attribute field Position */
bogdanm 85:024bf7f99721 591 #define MPU_RASR_ATTRS_Msk (0xFFFFUL << MPU_RASR_ATTRS_Pos) /*!< MPU RASR: MPU Region Attribute field Mask */
bogdanm 85:024bf7f99721 592
bogdanm 85:024bf7f99721 593 #define MPU_RASR_XN_Pos 28 /*!< MPU RASR: ATTRS.XN Position */
bogdanm 85:024bf7f99721 594 #define MPU_RASR_XN_Msk (1UL << MPU_RASR_XN_Pos) /*!< MPU RASR: ATTRS.XN Mask */
bogdanm 85:024bf7f99721 595
bogdanm 85:024bf7f99721 596 #define MPU_RASR_AP_Pos 24 /*!< MPU RASR: ATTRS.AP Position */
bogdanm 85:024bf7f99721 597 #define MPU_RASR_AP_Msk (0x7UL << MPU_RASR_AP_Pos) /*!< MPU RASR: ATTRS.AP Mask */
bogdanm 85:024bf7f99721 598
bogdanm 85:024bf7f99721 599 #define MPU_RASR_TEX_Pos 19 /*!< MPU RASR: ATTRS.TEX Position */
bogdanm 85:024bf7f99721 600 #define MPU_RASR_TEX_Msk (0x7UL << MPU_RASR_TEX_Pos) /*!< MPU RASR: ATTRS.TEX Mask */
bogdanm 85:024bf7f99721 601
bogdanm 85:024bf7f99721 602 #define MPU_RASR_S_Pos 18 /*!< MPU RASR: ATTRS.S Position */
bogdanm 85:024bf7f99721 603 #define MPU_RASR_S_Msk (1UL << MPU_RASR_S_Pos) /*!< MPU RASR: ATTRS.S Mask */
bogdanm 85:024bf7f99721 604
bogdanm 85:024bf7f99721 605 #define MPU_RASR_C_Pos 17 /*!< MPU RASR: ATTRS.C Position */
bogdanm 85:024bf7f99721 606 #define MPU_RASR_C_Msk (1UL << MPU_RASR_C_Pos) /*!< MPU RASR: ATTRS.C Mask */
bogdanm 85:024bf7f99721 607
bogdanm 85:024bf7f99721 608 #define MPU_RASR_B_Pos 16 /*!< MPU RASR: ATTRS.B Position */
bogdanm 85:024bf7f99721 609 #define MPU_RASR_B_Msk (1UL << MPU_RASR_B_Pos) /*!< MPU RASR: ATTRS.B Mask */
bogdanm 85:024bf7f99721 610
bogdanm 85:024bf7f99721 611 #define MPU_RASR_SRD_Pos 8 /*!< MPU RASR: Sub-Region Disable Position */
bogdanm 85:024bf7f99721 612 #define MPU_RASR_SRD_Msk (0xFFUL << MPU_RASR_SRD_Pos) /*!< MPU RASR: Sub-Region Disable Mask */
bogdanm 85:024bf7f99721 613
bogdanm 85:024bf7f99721 614 #define MPU_RASR_SIZE_Pos 1 /*!< MPU RASR: Region Size Field Position */
bogdanm 85:024bf7f99721 615 #define MPU_RASR_SIZE_Msk (0x1FUL << MPU_RASR_SIZE_Pos) /*!< MPU RASR: Region Size Field Mask */
bogdanm 85:024bf7f99721 616
bogdanm 85:024bf7f99721 617 #define MPU_RASR_ENABLE_Pos 0 /*!< MPU RASR: Region enable bit Position */
Kojto 110:165afa46840b 618 #define MPU_RASR_ENABLE_Msk (1UL /*<< MPU_RASR_ENABLE_Pos*/) /*!< MPU RASR: Region enable bit Disable Mask */
bogdanm 85:024bf7f99721 619
bogdanm 85:024bf7f99721 620 /*@} end of group CMSIS_MPU */
bogdanm 85:024bf7f99721 621 #endif
bogdanm 85:024bf7f99721 622
bogdanm 85:024bf7f99721 623
bogdanm 85:024bf7f99721 624 /** \ingroup CMSIS_core_register
bogdanm 85:024bf7f99721 625 \defgroup CMSIS_CoreDebug Core Debug Registers (CoreDebug)
bogdanm 85:024bf7f99721 626 \brief Cortex-M0+ Core Debug Registers (DCB registers, SHCSR, and DFSR)
bogdanm 85:024bf7f99721 627 are only accessible over DAP and not via processor. Therefore
bogdanm 85:024bf7f99721 628 they are not covered by the Cortex-M0 header file.
bogdanm 85:024bf7f99721 629 @{
bogdanm 85:024bf7f99721 630 */
bogdanm 85:024bf7f99721 631 /*@} end of group CMSIS_CoreDebug */
bogdanm 85:024bf7f99721 632
bogdanm 85:024bf7f99721 633
bogdanm 85:024bf7f99721 634 /** \ingroup CMSIS_core_register
bogdanm 85:024bf7f99721 635 \defgroup CMSIS_core_base Core Definitions
bogdanm 85:024bf7f99721 636 \brief Definitions for base addresses, unions, and structures.
bogdanm 85:024bf7f99721 637 @{
bogdanm 85:024bf7f99721 638 */
bogdanm 85:024bf7f99721 639
bogdanm 85:024bf7f99721 640 /* Memory mapping of Cortex-M0+ Hardware */
bogdanm 85:024bf7f99721 641 #define SCS_BASE (0xE000E000UL) /*!< System Control Space Base Address */
bogdanm 85:024bf7f99721 642 #define SysTick_BASE (SCS_BASE + 0x0010UL) /*!< SysTick Base Address */
bogdanm 85:024bf7f99721 643 #define NVIC_BASE (SCS_BASE + 0x0100UL) /*!< NVIC Base Address */
bogdanm 85:024bf7f99721 644 #define SCB_BASE (SCS_BASE + 0x0D00UL) /*!< System Control Block Base Address */
bogdanm 85:024bf7f99721 645
bogdanm 85:024bf7f99721 646 #define SCB ((SCB_Type *) SCB_BASE ) /*!< SCB configuration struct */
bogdanm 85:024bf7f99721 647 #define SysTick ((SysTick_Type *) SysTick_BASE ) /*!< SysTick configuration struct */
bogdanm 85:024bf7f99721 648 #define NVIC ((NVIC_Type *) NVIC_BASE ) /*!< NVIC configuration struct */
bogdanm 85:024bf7f99721 649
bogdanm 85:024bf7f99721 650 #if (__MPU_PRESENT == 1)
bogdanm 85:024bf7f99721 651 #define MPU_BASE (SCS_BASE + 0x0D90UL) /*!< Memory Protection Unit */
bogdanm 85:024bf7f99721 652 #define MPU ((MPU_Type *) MPU_BASE ) /*!< Memory Protection Unit */
bogdanm 85:024bf7f99721 653 #endif
bogdanm 85:024bf7f99721 654
bogdanm 85:024bf7f99721 655 /*@} */
bogdanm 85:024bf7f99721 656
bogdanm 85:024bf7f99721 657
bogdanm 85:024bf7f99721 658
bogdanm 85:024bf7f99721 659 /*******************************************************************************
bogdanm 85:024bf7f99721 660 * Hardware Abstraction Layer
bogdanm 85:024bf7f99721 661 Core Function Interface contains:
bogdanm 85:024bf7f99721 662 - Core NVIC Functions
bogdanm 85:024bf7f99721 663 - Core SysTick Functions
bogdanm 85:024bf7f99721 664 - Core Register Access Functions
bogdanm 85:024bf7f99721 665 ******************************************************************************/
bogdanm 85:024bf7f99721 666 /** \defgroup CMSIS_Core_FunctionInterface Functions and Instructions Reference
bogdanm 85:024bf7f99721 667 */
bogdanm 85:024bf7f99721 668
bogdanm 85:024bf7f99721 669
bogdanm 85:024bf7f99721 670
bogdanm 85:024bf7f99721 671 /* ########################## NVIC functions #################################### */
bogdanm 85:024bf7f99721 672 /** \ingroup CMSIS_Core_FunctionInterface
bogdanm 85:024bf7f99721 673 \defgroup CMSIS_Core_NVICFunctions NVIC Functions
bogdanm 85:024bf7f99721 674 \brief Functions that manage interrupts and exceptions via the NVIC.
bogdanm 85:024bf7f99721 675 @{
bogdanm 85:024bf7f99721 676 */
bogdanm 85:024bf7f99721 677
bogdanm 85:024bf7f99721 678 /* Interrupt Priorities are WORD accessible only under ARMv6M */
bogdanm 85:024bf7f99721 679 /* The following MACROS handle generation of the register offset and byte masks */
Kojto 110:165afa46840b 680 #define _BIT_SHIFT(IRQn) ( ((((uint32_t)(int32_t)(IRQn)) ) & 0x03UL) * 8UL)
Kojto 110:165afa46840b 681 #define _SHP_IDX(IRQn) ( (((((uint32_t)(int32_t)(IRQn)) & 0x0FUL)-8UL) >> 2UL) )
Kojto 110:165afa46840b 682 #define _IP_IDX(IRQn) ( (((uint32_t)(int32_t)(IRQn)) >> 2UL) )
bogdanm 85:024bf7f99721 683
bogdanm 85:024bf7f99721 684
bogdanm 85:024bf7f99721 685 /** \brief Enable External Interrupt
bogdanm 85:024bf7f99721 686
bogdanm 85:024bf7f99721 687 The function enables a device-specific interrupt in the NVIC interrupt controller.
bogdanm 85:024bf7f99721 688
bogdanm 85:024bf7f99721 689 \param [in] IRQn External interrupt number. Value cannot be negative.
bogdanm 85:024bf7f99721 690 */
bogdanm 85:024bf7f99721 691 __STATIC_INLINE void NVIC_EnableIRQ(IRQn_Type IRQn)
bogdanm 85:024bf7f99721 692 {
Kojto 110:165afa46840b 693 NVIC->ISER[0] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
bogdanm 85:024bf7f99721 694 }
bogdanm 85:024bf7f99721 695
bogdanm 85:024bf7f99721 696
bogdanm 85:024bf7f99721 697 /** \brief Disable External Interrupt
bogdanm 85:024bf7f99721 698
bogdanm 85:024bf7f99721 699 The function disables a device-specific interrupt in the NVIC interrupt controller.
bogdanm 85:024bf7f99721 700
bogdanm 85:024bf7f99721 701 \param [in] IRQn External interrupt number. Value cannot be negative.
bogdanm 85:024bf7f99721 702 */
bogdanm 85:024bf7f99721 703 __STATIC_INLINE void NVIC_DisableIRQ(IRQn_Type IRQn)
bogdanm 85:024bf7f99721 704 {
Kojto 110:165afa46840b 705 NVIC->ICER[0] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
<> 131:faff56e089b2 706 __DSB();
<> 131:faff56e089b2 707 __ISB();
bogdanm 85:024bf7f99721 708 }
bogdanm 85:024bf7f99721 709
bogdanm 85:024bf7f99721 710
bogdanm 85:024bf7f99721 711 /** \brief Get Pending Interrupt
bogdanm 85:024bf7f99721 712
bogdanm 85:024bf7f99721 713 The function reads the pending register in the NVIC and returns the pending bit
bogdanm 85:024bf7f99721 714 for the specified interrupt.
bogdanm 85:024bf7f99721 715
bogdanm 85:024bf7f99721 716 \param [in] IRQn Interrupt number.
bogdanm 85:024bf7f99721 717
bogdanm 85:024bf7f99721 718 \return 0 Interrupt status is not pending.
bogdanm 85:024bf7f99721 719 \return 1 Interrupt status is pending.
bogdanm 85:024bf7f99721 720 */
bogdanm 85:024bf7f99721 721 __STATIC_INLINE uint32_t NVIC_GetPendingIRQ(IRQn_Type IRQn)
bogdanm 85:024bf7f99721 722 {
Kojto 110:165afa46840b 723 return((uint32_t)(((NVIC->ISPR[0] & (1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL));
bogdanm 85:024bf7f99721 724 }
bogdanm 85:024bf7f99721 725
bogdanm 85:024bf7f99721 726
bogdanm 85:024bf7f99721 727 /** \brief Set Pending Interrupt
bogdanm 85:024bf7f99721 728
bogdanm 85:024bf7f99721 729 The function sets the pending bit of an external interrupt.
bogdanm 85:024bf7f99721 730
bogdanm 85:024bf7f99721 731 \param [in] IRQn Interrupt number. Value cannot be negative.
bogdanm 85:024bf7f99721 732 */
bogdanm 85:024bf7f99721 733 __STATIC_INLINE void NVIC_SetPendingIRQ(IRQn_Type IRQn)
bogdanm 85:024bf7f99721 734 {
Kojto 110:165afa46840b 735 NVIC->ISPR[0] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
bogdanm 85:024bf7f99721 736 }
bogdanm 85:024bf7f99721 737
bogdanm 85:024bf7f99721 738
bogdanm 85:024bf7f99721 739 /** \brief Clear Pending Interrupt
bogdanm 85:024bf7f99721 740
bogdanm 85:024bf7f99721 741 The function clears the pending bit of an external interrupt.
bogdanm 85:024bf7f99721 742
bogdanm 85:024bf7f99721 743 \param [in] IRQn External interrupt number. Value cannot be negative.
bogdanm 85:024bf7f99721 744 */
bogdanm 85:024bf7f99721 745 __STATIC_INLINE void NVIC_ClearPendingIRQ(IRQn_Type IRQn)
bogdanm 85:024bf7f99721 746 {
Kojto 110:165afa46840b 747 NVIC->ICPR[0] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
bogdanm 85:024bf7f99721 748 }
bogdanm 85:024bf7f99721 749
bogdanm 85:024bf7f99721 750
bogdanm 85:024bf7f99721 751 /** \brief Set Interrupt Priority
bogdanm 85:024bf7f99721 752
bogdanm 85:024bf7f99721 753 The function sets the priority of an interrupt.
bogdanm 85:024bf7f99721 754
bogdanm 85:024bf7f99721 755 \note The priority cannot be set for every core interrupt.
bogdanm 85:024bf7f99721 756
bogdanm 85:024bf7f99721 757 \param [in] IRQn Interrupt number.
bogdanm 85:024bf7f99721 758 \param [in] priority Priority to set.
bogdanm 85:024bf7f99721 759 */
bogdanm 85:024bf7f99721 760 __STATIC_INLINE void NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority)
bogdanm 85:024bf7f99721 761 {
Kojto 110:165afa46840b 762 if((int32_t)(IRQn) < 0) {
Kojto 110:165afa46840b 763 SCB->SHP[_SHP_IDX(IRQn)] = ((uint32_t)(SCB->SHP[_SHP_IDX(IRQn)] & ~(0xFFUL << _BIT_SHIFT(IRQn))) |
Kojto 110:165afa46840b 764 (((priority << (8 - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL) << _BIT_SHIFT(IRQn)));
Kojto 110:165afa46840b 765 }
bogdanm 85:024bf7f99721 766 else {
Kojto 110:165afa46840b 767 NVIC->IP[_IP_IDX(IRQn)] = ((uint32_t)(NVIC->IP[_IP_IDX(IRQn)] & ~(0xFFUL << _BIT_SHIFT(IRQn))) |
Kojto 110:165afa46840b 768 (((priority << (8 - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL) << _BIT_SHIFT(IRQn)));
Kojto 110:165afa46840b 769 }
bogdanm 85:024bf7f99721 770 }
bogdanm 85:024bf7f99721 771
bogdanm 85:024bf7f99721 772
bogdanm 85:024bf7f99721 773 /** \brief Get Interrupt Priority
bogdanm 85:024bf7f99721 774
bogdanm 85:024bf7f99721 775 The function reads the priority of an interrupt. The interrupt
bogdanm 85:024bf7f99721 776 number can be positive to specify an external (device specific)
bogdanm 85:024bf7f99721 777 interrupt, or negative to specify an internal (core) interrupt.
bogdanm 85:024bf7f99721 778
bogdanm 85:024bf7f99721 779
bogdanm 85:024bf7f99721 780 \param [in] IRQn Interrupt number.
bogdanm 85:024bf7f99721 781 \return Interrupt Priority. Value is aligned automatically to the implemented
bogdanm 85:024bf7f99721 782 priority bits of the microcontroller.
bogdanm 85:024bf7f99721 783 */
bogdanm 85:024bf7f99721 784 __STATIC_INLINE uint32_t NVIC_GetPriority(IRQn_Type IRQn)
bogdanm 85:024bf7f99721 785 {
bogdanm 85:024bf7f99721 786
Kojto 110:165afa46840b 787 if((int32_t)(IRQn) < 0) {
Kojto 110:165afa46840b 788 return((uint32_t)(((SCB->SHP[_SHP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & (uint32_t)0xFFUL) >> (8 - __NVIC_PRIO_BITS)));
Kojto 110:165afa46840b 789 }
bogdanm 85:024bf7f99721 790 else {
Kojto 110:165afa46840b 791 return((uint32_t)(((NVIC->IP[ _IP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & (uint32_t)0xFFUL) >> (8 - __NVIC_PRIO_BITS)));
Kojto 110:165afa46840b 792 }
bogdanm 85:024bf7f99721 793 }
bogdanm 85:024bf7f99721 794
bogdanm 85:024bf7f99721 795
bogdanm 85:024bf7f99721 796 /** \brief System Reset
bogdanm 85:024bf7f99721 797
bogdanm 85:024bf7f99721 798 The function initiates a system reset request to reset the MCU.
bogdanm 85:024bf7f99721 799 */
bogdanm 85:024bf7f99721 800 __STATIC_INLINE void NVIC_SystemReset(void)
bogdanm 85:024bf7f99721 801 {
bogdanm 85:024bf7f99721 802 __DSB(); /* Ensure all outstanding memory accesses included
bogdanm 85:024bf7f99721 803 buffered write are completed before reset */
Kojto 110:165afa46840b 804 SCB->AIRCR = ((0x5FAUL << SCB_AIRCR_VECTKEY_Pos) |
bogdanm 85:024bf7f99721 805 SCB_AIRCR_SYSRESETREQ_Msk);
bogdanm 85:024bf7f99721 806 __DSB(); /* Ensure completion of memory access */
Kojto 110:165afa46840b 807 while(1) { __NOP(); } /* wait until reset */
bogdanm 85:024bf7f99721 808 }
bogdanm 85:024bf7f99721 809
bogdanm 85:024bf7f99721 810 /*@} end of CMSIS_Core_NVICFunctions */
bogdanm 85:024bf7f99721 811
bogdanm 85:024bf7f99721 812
bogdanm 85:024bf7f99721 813
bogdanm 85:024bf7f99721 814 /* ################################## SysTick function ############################################ */
bogdanm 85:024bf7f99721 815 /** \ingroup CMSIS_Core_FunctionInterface
bogdanm 85:024bf7f99721 816 \defgroup CMSIS_Core_SysTickFunctions SysTick Functions
bogdanm 85:024bf7f99721 817 \brief Functions that configure the System.
bogdanm 85:024bf7f99721 818 @{
bogdanm 85:024bf7f99721 819 */
bogdanm 85:024bf7f99721 820
bogdanm 85:024bf7f99721 821 #if (__Vendor_SysTickConfig == 0)
bogdanm 85:024bf7f99721 822
bogdanm 85:024bf7f99721 823 /** \brief System Tick Configuration
bogdanm 85:024bf7f99721 824
bogdanm 85:024bf7f99721 825 The function initializes the System Timer and its interrupt, and starts the System Tick Timer.
bogdanm 85:024bf7f99721 826 Counter is in free running mode to generate periodic interrupts.
bogdanm 85:024bf7f99721 827
bogdanm 85:024bf7f99721 828 \param [in] ticks Number of ticks between two interrupts.
bogdanm 85:024bf7f99721 829
bogdanm 85:024bf7f99721 830 \return 0 Function succeeded.
bogdanm 85:024bf7f99721 831 \return 1 Function failed.
bogdanm 85:024bf7f99721 832
bogdanm 85:024bf7f99721 833 \note When the variable <b>__Vendor_SysTickConfig</b> is set to 1, then the
bogdanm 85:024bf7f99721 834 function <b>SysTick_Config</b> is not included. In this case, the file <b><i>device</i>.h</b>
bogdanm 85:024bf7f99721 835 must contain a vendor-specific implementation of this function.
bogdanm 85:024bf7f99721 836
bogdanm 85:024bf7f99721 837 */
bogdanm 85:024bf7f99721 838 __STATIC_INLINE uint32_t SysTick_Config(uint32_t ticks)
bogdanm 85:024bf7f99721 839 {
Kojto 110:165afa46840b 840 if ((ticks - 1UL) > SysTick_LOAD_RELOAD_Msk) {return (1UL);} /* Reload value impossible */
bogdanm 85:024bf7f99721 841
Kojto 110:165afa46840b 842 SysTick->LOAD = (uint32_t)(ticks - 1UL); /* set reload register */
Kojto 110:165afa46840b 843 NVIC_SetPriority (SysTick_IRQn, (1UL << __NVIC_PRIO_BITS) - 1UL); /* set Priority for Systick Interrupt */
Kojto 110:165afa46840b 844 SysTick->VAL = 0UL; /* Load the SysTick Counter Value */
bogdanm 85:024bf7f99721 845 SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk |
bogdanm 85:024bf7f99721 846 SysTick_CTRL_TICKINT_Msk |
Kojto 110:165afa46840b 847 SysTick_CTRL_ENABLE_Msk; /* Enable SysTick IRQ and SysTick Timer */
Kojto 110:165afa46840b 848 return (0UL); /* Function successful */
bogdanm 85:024bf7f99721 849 }
bogdanm 85:024bf7f99721 850
bogdanm 85:024bf7f99721 851 #endif
bogdanm 85:024bf7f99721 852
bogdanm 85:024bf7f99721 853 /*@} end of CMSIS_Core_SysTickFunctions */
bogdanm 85:024bf7f99721 854
bogdanm 85:024bf7f99721 855
bogdanm 85:024bf7f99721 856
bogdanm 85:024bf7f99721 857
Kojto 110:165afa46840b 858 #ifdef __cplusplus
Kojto 110:165afa46840b 859 }
Kojto 110:165afa46840b 860 #endif
Kojto 110:165afa46840b 861
bogdanm 85:024bf7f99721 862 #endif /* __CORE_CM0PLUS_H_DEPENDANT */
bogdanm 85:024bf7f99721 863
bogdanm 85:024bf7f99721 864 #endif /* __CMSIS_GENERIC */