--- /dev/null
+/**************************************************************************//**\r
+ * @file core_cm0.h\r
+ * @brief CMSIS Cortex-M0 Core Peripheral Access Layer Header File\r
+ * @version V3.20\r
+ * @date 25. February 2013\r
+ *\r
+ * @note\r
+ *\r
+ ******************************************************************************/\r
+/* Copyright (c) 2009 - 2013 ARM LIMITED\r
+\r
+ All rights reserved.\r
+ Redistribution and use in source and binary forms, with or without\r
+ modification, are permitted provided that the following conditions are met:\r
+ - Redistributions of source code must retain the above copyright\r
+ notice, this list of conditions and the following disclaimer.\r
+ - Redistributions in binary form must reproduce the above copyright\r
+ notice, this list of conditions and the following disclaimer in the\r
+ documentation and/or other materials provided with the distribution.\r
+ - Neither the name of ARM nor the names of its contributors may be used\r
+ to endorse or promote products derived from this software without\r
+ specific prior written permission.\r
+ *\r
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"\r
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\r
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\r
+ ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE\r
+ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR\r
+ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF\r
+ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS\r
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN\r
+ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)\r
+ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE\r
+ POSSIBILITY OF SUCH DAMAGE.\r
+ ---------------------------------------------------------------------------*/\r
+\r
+\r
+#if defined ( __ICCARM__ )\r
+ #pragma system_include /* treat file as system include file for MISRA check */\r
+#endif\r
+\r
+#ifdef __cplusplus\r
+ extern "C" {\r
+#endif\r
+\r
+#ifndef __CORE_CM0_H_GENERIC\r
+#define __CORE_CM0_H_GENERIC\r
+\r
+/** \page CMSIS_MISRA_Exceptions MISRA-C:2004 Compliance Exceptions\r
+ CMSIS violates the following MISRA-C:2004 rules:\r
+\r
+ \li Required Rule 8.5, object/function definition in header file.<br>\r
+ Function definitions in header files are used to allow 'inlining'.\r
+\r
+ \li Required Rule 18.4, declaration of union type or object of union type: '{...}'.<br>\r
+ Unions are used for effective representation of core registers.\r
+\r
+ \li Advisory Rule 19.7, Function-like macro defined.<br>\r
+ Function-like macros are used to allow more efficient code.\r
+ */\r
+\r
+\r
+/*******************************************************************************\r
+ * CMSIS definitions\r
+ ******************************************************************************/\r
+/** \ingroup Cortex_M0\r
+ @{\r
+ */\r
+\r
+/* CMSIS CM0 definitions */\r
+#define __CM0_CMSIS_VERSION_MAIN (0x03) /*!< [31:16] CMSIS HAL main version */\r
+#define __CM0_CMSIS_VERSION_SUB (0x20) /*!< [15:0] CMSIS HAL sub version */\r
+#define __CM0_CMSIS_VERSION ((__CM0_CMSIS_VERSION_MAIN << 16) | \\r
+ __CM0_CMSIS_VERSION_SUB ) /*!< CMSIS HAL version number */\r
+\r
+#define __CORTEX_M (0x00) /*!< Cortex-M Core */\r
+\r
+\r
+#if defined ( __CC_ARM )\r
+ #define __ASM __asm /*!< asm keyword for ARM Compiler */\r
+ #define __INLINE __inline /*!< inline keyword for ARM Compiler */\r
+ #define __STATIC_INLINE static __inline\r
+\r
+#elif defined ( __ICCARM__ )\r
+ #define __ASM __asm /*!< asm keyword for IAR Compiler */\r
+ #define __INLINE inline /*!< inline keyword for IAR Compiler. Only available in High optimization mode! */\r
+ #define __STATIC_INLINE static inline\r
+\r
+#elif defined ( __GNUC__ )\r
+ #define __ASM __asm /*!< asm keyword for GNU Compiler */\r
+ #define __INLINE inline /*!< inline keyword for GNU Compiler */\r
+ #define __STATIC_INLINE static inline\r
+\r
+#elif defined ( __TASKING__ )\r
+ #define __ASM __asm /*!< asm keyword for TASKING Compiler */\r
+ #define __INLINE inline /*!< inline keyword for TASKING Compiler */\r
+ #define __STATIC_INLINE static inline\r
+\r
+#endif\r
+\r
+/** __FPU_USED indicates whether an FPU is used or not. This core does not support an FPU at all\r
+*/\r
+#define __FPU_USED 0\r
+\r
+#if defined ( __CC_ARM )\r
+ #if defined __TARGET_FPU_VFP\r
+ #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"\r
+ #endif\r
+\r
+#elif defined ( __ICCARM__ )\r
+ #if defined __ARMVFP__\r
+ #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"\r
+ #endif\r
+\r
+#elif defined ( __GNUC__ )\r
+ #if defined (__VFP_FP__) && !defined(__SOFTFP__)\r
+ #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"\r
+ #endif\r
+\r
+#elif defined ( __TASKING__ )\r
+ #if defined __FPU_VFP__\r
+ #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"\r
+ #endif\r
+#endif\r
+\r
+#include <stdint.h> /* standard types definitions */\r
+#include <core_cmInstr.h> /* Core Instruction Access */\r
+#include <core_cmFunc.h> /* Core Function Access */\r
+\r
+#endif /* __CORE_CM0_H_GENERIC */\r
+\r
+#ifndef __CMSIS_GENERIC\r
+\r
+#ifndef __CORE_CM0_H_DEPENDANT\r
+#define __CORE_CM0_H_DEPENDANT\r
+\r
+/* check device defines and use defaults */\r
+#if defined __CHECK_DEVICE_DEFINES\r
+ #ifndef __CM0_REV\r
+ #define __CM0_REV 0x0000\r
+ #warning "__CM0_REV not defined in device header file; using default!"\r
+ #endif\r
+\r
+ #ifndef __NVIC_PRIO_BITS\r
+ #define __NVIC_PRIO_BITS 2\r
+ #warning "__NVIC_PRIO_BITS not defined in device header file; using default!"\r
+ #endif\r
+\r
+ #ifndef __Vendor_SysTickConfig\r
+ #define __Vendor_SysTickConfig 0\r
+ #warning "__Vendor_SysTickConfig not defined in device header file; using default!"\r
+ #endif\r
+#endif\r
+\r
+/* IO definitions (access restrictions to peripheral registers) */\r
+/**\r
+ \defgroup CMSIS_glob_defs CMSIS Global Defines\r
+\r
+ <strong>IO Type Qualifiers</strong> are used\r
+ \li to specify the access to peripheral variables.\r
+ \li for automatic generation of peripheral register debug information.\r
+*/\r
+#ifdef __cplusplus\r
+ #define __I volatile /*!< Defines 'read only' permissions */\r
+#else\r
+ #define __I volatile const /*!< Defines 'read only' permissions */\r
+#endif\r
+#define __O volatile /*!< Defines 'write only' permissions */\r
+#define __IO volatile /*!< Defines 'read / write' permissions */\r
+\r
+/*@} end of group Cortex_M0 */\r
+\r
+\r
+\r
+/*******************************************************************************\r
+ * Register Abstraction\r
+ Core Register contain:\r
+ - Core Register\r
+ - Core NVIC Register\r
+ - Core SCB Register\r
+ - Core SysTick Register\r
+ ******************************************************************************/\r
+/** \defgroup CMSIS_core_register Defines and Type Definitions\r
+ \brief Type definitions and defines for Cortex-M processor based devices.\r
+*/\r
+\r
+/** \ingroup CMSIS_core_register\r
+ \defgroup CMSIS_CORE Status and Control Registers\r
+ \brief Core Register type definitions.\r
+ @{\r
+ */\r
+\r
+/** \brief Union type to access the Application Program Status Register (APSR).\r
+ */\r
+typedef union\r
+{\r
+ struct\r
+ {\r
+#if (__CORTEX_M != 0x04)\r
+ uint32_t _reserved0:27; /*!< bit: 0..26 Reserved */\r
+#else\r
+ uint32_t _reserved0:16; /*!< bit: 0..15 Reserved */\r
+ uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */\r
+ uint32_t _reserved1:7; /*!< bit: 20..26 Reserved */\r
+#endif\r
+ uint32_t Q:1; /*!< bit: 27 Saturation condition flag */\r
+ uint32_t V:1; /*!< bit: 28 Overflow condition code flag */\r
+ uint32_t C:1; /*!< bit: 29 Carry condition code flag */\r
+ uint32_t Z:1; /*!< bit: 30 Zero condition code flag */\r
+ uint32_t N:1; /*!< bit: 31 Negative condition code flag */\r
+ } b; /*!< Structure used for bit access */\r
+ uint32_t w; /*!< Type used for word access */\r
+} APSR_Type;\r
+\r
+\r
+/** \brief Union type to access the Interrupt Program Status Register (IPSR).\r
+ */\r
+typedef union\r
+{\r
+ struct\r
+ {\r
+ uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */\r
+ uint32_t _reserved0:23; /*!< bit: 9..31 Reserved */\r
+ } b; /*!< Structure used for bit access */\r
+ uint32_t w; /*!< Type used for word access */\r
+} IPSR_Type;\r
+\r
+\r
+/** \brief Union type to access the Special-Purpose Program Status Registers (xPSR).\r
+ */\r
+typedef union\r
+{\r
+ struct\r
+ {\r
+ uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */\r
+#if (__CORTEX_M != 0x04)\r
+ uint32_t _reserved0:15; /*!< bit: 9..23 Reserved */\r
+#else\r
+ uint32_t _reserved0:7; /*!< bit: 9..15 Reserved */\r
+ uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */\r
+ uint32_t _reserved1:4; /*!< bit: 20..23 Reserved */\r
+#endif\r
+ uint32_t T:1; /*!< bit: 24 Thumb bit (read 0) */\r
+ uint32_t IT:2; /*!< bit: 25..26 saved IT state (read 0) */\r
+ uint32_t Q:1; /*!< bit: 27 Saturation condition flag */\r
+ uint32_t V:1; /*!< bit: 28 Overflow condition code flag */\r
+ uint32_t C:1; /*!< bit: 29 Carry condition code flag */\r
+ uint32_t Z:1; /*!< bit: 30 Zero condition code flag */\r
+ uint32_t N:1; /*!< bit: 31 Negative condition code flag */\r
+ } b; /*!< Structure used for bit access */\r
+ uint32_t w; /*!< Type used for word access */\r
+} xPSR_Type;\r
+\r
+\r
+/** \brief Union type to access the Control Registers (CONTROL).\r
+ */\r
+typedef union\r
+{\r
+ struct\r
+ {\r
+ uint32_t nPRIV:1; /*!< bit: 0 Execution privilege in Thread mode */\r
+ uint32_t SPSEL:1; /*!< bit: 1 Stack to be used */\r
+ uint32_t FPCA:1; /*!< bit: 2 FP extension active flag */\r
+ uint32_t _reserved0:29; /*!< bit: 3..31 Reserved */\r
+ } b; /*!< Structure used for bit access */\r
+ uint32_t w; /*!< Type used for word access */\r
+} CONTROL_Type;\r
+\r
+/*@} end of group CMSIS_CORE */\r
+\r
+\r
+/** \ingroup CMSIS_core_register\r
+ \defgroup CMSIS_NVIC Nested Vectored Interrupt Controller (NVIC)\r
+ \brief Type definitions for the NVIC Registers\r
+ @{\r
+ */\r
+\r
+/** \brief Structure type to access the Nested Vectored Interrupt Controller (NVIC).\r
+ */\r
+typedef struct\r
+{\r
+ __IO uint32_t ISER[1]; /*!< Offset: 0x000 (R/W) Interrupt Set Enable Register */\r
+ uint32_t RESERVED0[31];\r
+ __IO uint32_t ICER[1]; /*!< Offset: 0x080 (R/W) Interrupt Clear Enable Register */\r
+ uint32_t RSERVED1[31];\r
+ __IO uint32_t ISPR[1]; /*!< Offset: 0x100 (R/W) Interrupt Set Pending Register */\r
+ uint32_t RESERVED2[31];\r
+ __IO uint32_t ICPR[1]; /*!< Offset: 0x180 (R/W) Interrupt Clear Pending Register */\r
+ uint32_t RESERVED3[31];\r
+ uint32_t RESERVED4[64];\r
+ __IO uint32_t IP[8]; /*!< Offset: 0x300 (R/W) Interrupt Priority Register */\r
+} NVIC_Type;\r
+\r
+/*@} end of group CMSIS_NVIC */\r
+\r
+\r
+/** \ingroup CMSIS_core_register\r
+ \defgroup CMSIS_SCB System Control Block (SCB)\r
+ \brief Type definitions for the System Control Block Registers\r
+ @{\r
+ */\r
+\r
+/** \brief Structure type to access the System Control Block (SCB).\r
+ */\r
+typedef struct\r
+{\r
+ __I uint32_t CPUID; /*!< Offset: 0x000 (R/ ) CPUID Base Register */\r
+ __IO uint32_t ICSR; /*!< Offset: 0x004 (R/W) Interrupt Control and State Register */\r
+ uint32_t RESERVED0;\r
+ __IO uint32_t AIRCR; /*!< Offset: 0x00C (R/W) Application Interrupt and Reset Control Register */\r
+ __IO uint32_t SCR; /*!< Offset: 0x010 (R/W) System Control Register */\r
+ __IO uint32_t CCR; /*!< Offset: 0x014 (R/W) Configuration Control Register */\r
+ uint32_t RESERVED1;\r
+ __IO uint32_t SHP[2]; /*!< Offset: 0x01C (R/W) System Handlers Priority Registers. [0] is RESERVED */\r
+ __IO uint32_t SHCSR; /*!< Offset: 0x024 (R/W) System Handler Control and State Register */\r
+} SCB_Type;\r
+\r
+/* SCB CPUID Register Definitions */\r
+#define SCB_CPUID_IMPLEMENTER_Pos 24 /*!< SCB CPUID: IMPLEMENTER Position */\r
+#define SCB_CPUID_IMPLEMENTER_Msk (0xFFUL << SCB_CPUID_IMPLEMENTER_Pos) /*!< SCB CPUID: IMPLEMENTER Mask */\r
+\r
+#define SCB_CPUID_VARIANT_Pos 20 /*!< SCB CPUID: VARIANT Position */\r
+#define SCB_CPUID_VARIANT_Msk (0xFUL << SCB_CPUID_VARIANT_Pos) /*!< SCB CPUID: VARIANT Mask */\r
+\r
+#define SCB_CPUID_ARCHITECTURE_Pos 16 /*!< SCB CPUID: ARCHITECTURE Position */\r
+#define SCB_CPUID_ARCHITECTURE_Msk (0xFUL << SCB_CPUID_ARCHITECTURE_Pos) /*!< SCB CPUID: ARCHITECTURE Mask */\r
+\r
+#define SCB_CPUID_PARTNO_Pos 4 /*!< SCB CPUID: PARTNO Position */\r
+#define SCB_CPUID_PARTNO_Msk (0xFFFUL << SCB_CPUID_PARTNO_Pos) /*!< SCB CPUID: PARTNO Mask */\r
+\r
+#define SCB_CPUID_REVISION_Pos 0 /*!< SCB CPUID: REVISION Position */\r
+#define SCB_CPUID_REVISION_Msk (0xFUL << SCB_CPUID_REVISION_Pos) /*!< SCB CPUID: REVISION Mask */\r
+\r
+/* SCB Interrupt Control State Register Definitions */\r
+#define SCB_ICSR_NMIPENDSET_Pos 31 /*!< SCB ICSR: NMIPENDSET Position */\r
+#define SCB_ICSR_NMIPENDSET_Msk (1UL << SCB_ICSR_NMIPENDSET_Pos) /*!< SCB ICSR: NMIPENDSET Mask */\r
+\r
+#define SCB_ICSR_PENDSVSET_Pos 28 /*!< SCB ICSR: PENDSVSET Position */\r
+#define SCB_ICSR_PENDSVSET_Msk (1UL << SCB_ICSR_PENDSVSET_Pos) /*!< SCB ICSR: PENDSVSET Mask */\r
+\r
+#define SCB_ICSR_PENDSVCLR_Pos 27 /*!< SCB ICSR: PENDSVCLR Position */\r
+#define SCB_ICSR_PENDSVCLR_Msk (1UL << SCB_ICSR_PENDSVCLR_Pos) /*!< SCB ICSR: PENDSVCLR Mask */\r
+\r
+#define SCB_ICSR_PENDSTSET_Pos 26 /*!< SCB ICSR: PENDSTSET Position */\r
+#define SCB_ICSR_PENDSTSET_Msk (1UL << SCB_ICSR_PENDSTSET_Pos) /*!< SCB ICSR: PENDSTSET Mask */\r
+\r
+#define SCB_ICSR_PENDSTCLR_Pos 25 /*!< SCB ICSR: PENDSTCLR Position */\r
+#define SCB_ICSR_PENDSTCLR_Msk (1UL << SCB_ICSR_PENDSTCLR_Pos) /*!< SCB ICSR: PENDSTCLR Mask */\r
+\r
+#define SCB_ICSR_ISRPREEMPT_Pos 23 /*!< SCB ICSR: ISRPREEMPT Position */\r
+#define SCB_ICSR_ISRPREEMPT_Msk (1UL << SCB_ICSR_ISRPREEMPT_Pos) /*!< SCB ICSR: ISRPREEMPT Mask */\r
+\r
+#define SCB_ICSR_ISRPENDING_Pos 22 /*!< SCB ICSR: ISRPENDING Position */\r
+#define SCB_ICSR_ISRPENDING_Msk (1UL << SCB_ICSR_ISRPENDING_Pos) /*!< SCB ICSR: ISRPENDING Mask */\r
+\r
+#define SCB_ICSR_VECTPENDING_Pos 12 /*!< SCB ICSR: VECTPENDING Position */\r
+#define SCB_ICSR_VECTPENDING_Msk (0x1FFUL << SCB_ICSR_VECTPENDING_Pos) /*!< SCB ICSR: VECTPENDING Mask */\r
+\r
+#define SCB_ICSR_VECTACTIVE_Pos 0 /*!< SCB ICSR: VECTACTIVE Position */\r
+#define SCB_ICSR_VECTACTIVE_Msk (0x1FFUL << SCB_ICSR_VECTACTIVE_Pos) /*!< SCB ICSR: VECTACTIVE Mask */\r
+\r
+/* SCB Application Interrupt and Reset Control Register Definitions */\r
+#define SCB_AIRCR_VECTKEY_Pos 16 /*!< SCB AIRCR: VECTKEY Position */\r
+#define SCB_AIRCR_VECTKEY_Msk (0xFFFFUL << SCB_AIRCR_VECTKEY_Pos) /*!< SCB AIRCR: VECTKEY Mask */\r
+\r
+#define SCB_AIRCR_VECTKEYSTAT_Pos 16 /*!< SCB AIRCR: VECTKEYSTAT Position */\r
+#define SCB_AIRCR_VECTKEYSTAT_Msk (0xFFFFUL << SCB_AIRCR_VECTKEYSTAT_Pos) /*!< SCB AIRCR: VECTKEYSTAT Mask */\r
+\r
+#define SCB_AIRCR_ENDIANESS_Pos 15 /*!< SCB AIRCR: ENDIANESS Position */\r
+#define SCB_AIRCR_ENDIANESS_Msk (1UL << SCB_AIRCR_ENDIANESS_Pos) /*!< SCB AIRCR: ENDIANESS Mask */\r
+\r
+#define SCB_AIRCR_SYSRESETREQ_Pos 2 /*!< SCB AIRCR: SYSRESETREQ Position */\r
+#define SCB_AIRCR_SYSRESETREQ_Msk (1UL << SCB_AIRCR_SYSRESETREQ_Pos) /*!< SCB AIRCR: SYSRESETREQ Mask */\r
+\r
+#define SCB_AIRCR_VECTCLRACTIVE_Pos 1 /*!< SCB AIRCR: VECTCLRACTIVE Position */\r
+#define SCB_AIRCR_VECTCLRACTIVE_Msk (1UL << SCB_AIRCR_VECTCLRACTIVE_Pos) /*!< SCB AIRCR: VECTCLRACTIVE Mask */\r
+\r
+/* SCB System Control Register Definitions */\r
+#define SCB_SCR_SEVONPEND_Pos 4 /*!< SCB SCR: SEVONPEND Position */\r
+#define SCB_SCR_SEVONPEND_Msk (1UL << SCB_SCR_SEVONPEND_Pos) /*!< SCB SCR: SEVONPEND Mask */\r
+\r
+#define SCB_SCR_SLEEPDEEP_Pos 2 /*!< SCB SCR: SLEEPDEEP Position */\r
+#define SCB_SCR_SLEEPDEEP_Msk (1UL << SCB_SCR_SLEEPDEEP_Pos) /*!< SCB SCR: SLEEPDEEP Mask */\r
+\r
+#define SCB_SCR_SLEEPONEXIT_Pos 1 /*!< SCB SCR: SLEEPONEXIT Position */\r
+#define SCB_SCR_SLEEPONEXIT_Msk (1UL << SCB_SCR_SLEEPONEXIT_Pos) /*!< SCB SCR: SLEEPONEXIT Mask */\r
+\r
+/* SCB Configuration Control Register Definitions */\r
+#define SCB_CCR_STKALIGN_Pos 9 /*!< SCB CCR: STKALIGN Position */\r
+#define SCB_CCR_STKALIGN_Msk (1UL << SCB_CCR_STKALIGN_Pos) /*!< SCB CCR: STKALIGN Mask */\r
+\r
+#define SCB_CCR_UNALIGN_TRP_Pos 3 /*!< SCB CCR: UNALIGN_TRP Position */\r
+#define SCB_CCR_UNALIGN_TRP_Msk (1UL << SCB_CCR_UNALIGN_TRP_Pos) /*!< SCB CCR: UNALIGN_TRP Mask */\r
+\r
+/* SCB System Handler Control and State Register Definitions */\r
+#define SCB_SHCSR_SVCALLPENDED_Pos 15 /*!< SCB SHCSR: SVCALLPENDED Position */\r
+#define SCB_SHCSR_SVCALLPENDED_Msk (1UL << SCB_SHCSR_SVCALLPENDED_Pos) /*!< SCB SHCSR: SVCALLPENDED Mask */\r
+\r
+/*@} end of group CMSIS_SCB */\r
+\r
+\r
+/** \ingroup CMSIS_core_register\r
+ \defgroup CMSIS_SysTick System Tick Timer (SysTick)\r
+ \brief Type definitions for the System Timer Registers.\r
+ @{\r
+ */\r
+\r
+/** \brief Structure type to access the System Timer (SysTick).\r
+ */\r
+typedef struct\r
+{\r
+ __IO uint32_t CTRL; /*!< Offset: 0x000 (R/W) SysTick Control and Status Register */\r
+ __IO uint32_t LOAD; /*!< Offset: 0x004 (R/W) SysTick Reload Value Register */\r
+ __IO uint32_t VAL; /*!< Offset: 0x008 (R/W) SysTick Current Value Register */\r
+ __I uint32_t CALIB; /*!< Offset: 0x00C (R/ ) SysTick Calibration Register */\r
+} SysTick_Type;\r
+\r
+/* SysTick Control / Status Register Definitions */\r
+#define SysTick_CTRL_COUNTFLAG_Pos 16 /*!< SysTick CTRL: COUNTFLAG Position */\r
+#define SysTick_CTRL_COUNTFLAG_Msk (1UL << SysTick_CTRL_COUNTFLAG_Pos) /*!< SysTick CTRL: COUNTFLAG Mask */\r
+\r
+#define SysTick_CTRL_CLKSOURCE_Pos 2 /*!< SysTick CTRL: CLKSOURCE Position */\r
+#define SysTick_CTRL_CLKSOURCE_Msk (1UL << SysTick_CTRL_CLKSOURCE_Pos) /*!< SysTick CTRL: CLKSOURCE Mask */\r
+\r
+#define SysTick_CTRL_TICKINT_Pos 1 /*!< SysTick CTRL: TICKINT Position */\r
+#define SysTick_CTRL_TICKINT_Msk (1UL << SysTick_CTRL_TICKINT_Pos) /*!< SysTick CTRL: TICKINT Mask */\r
+\r
+#define SysTick_CTRL_ENABLE_Pos 0 /*!< SysTick CTRL: ENABLE Position */\r
+#define SysTick_CTRL_ENABLE_Msk (1UL << SysTick_CTRL_ENABLE_Pos) /*!< SysTick CTRL: ENABLE Mask */\r
+\r
+/* SysTick Reload Register Definitions */\r
+#define SysTick_LOAD_RELOAD_Pos 0 /*!< SysTick LOAD: RELOAD Position */\r
+#define SysTick_LOAD_RELOAD_Msk (0xFFFFFFUL << SysTick_LOAD_RELOAD_Pos) /*!< SysTick LOAD: RELOAD Mask */\r
+\r
+/* SysTick Current Register Definitions */\r
+#define SysTick_VAL_CURRENT_Pos 0 /*!< SysTick VAL: CURRENT Position */\r
+#define SysTick_VAL_CURRENT_Msk (0xFFFFFFUL << SysTick_VAL_CURRENT_Pos) /*!< SysTick VAL: CURRENT Mask */\r
+\r
+/* SysTick Calibration Register Definitions */\r
+#define SysTick_CALIB_NOREF_Pos 31 /*!< SysTick CALIB: NOREF Position */\r
+#define SysTick_CALIB_NOREF_Msk (1UL << SysTick_CALIB_NOREF_Pos) /*!< SysTick CALIB: NOREF Mask */\r
+\r
+#define SysTick_CALIB_SKEW_Pos 30 /*!< SysTick CALIB: SKEW Position */\r
+#define SysTick_CALIB_SKEW_Msk (1UL << SysTick_CALIB_SKEW_Pos) /*!< SysTick CALIB: SKEW Mask */\r
+\r
+#define SysTick_CALIB_TENMS_Pos 0 /*!< SysTick CALIB: TENMS Position */\r
+#define SysTick_CALIB_TENMS_Msk (0xFFFFFFUL << SysTick_VAL_CURRENT_Pos) /*!< SysTick CALIB: TENMS Mask */\r
+\r
+/*@} end of group CMSIS_SysTick */\r
+\r
+\r
+/** \ingroup CMSIS_core_register\r
+ \defgroup CMSIS_CoreDebug Core Debug Registers (CoreDebug)\r
+ \brief Cortex-M0 Core Debug Registers (DCB registers, SHCSR, and DFSR)\r
+ are only accessible over DAP and not via processor. Therefore\r
+ they are not covered by the Cortex-M0 header file.\r
+ @{\r
+ */\r
+/*@} end of group CMSIS_CoreDebug */\r
+\r
+\r
+/** \ingroup CMSIS_core_register\r
+ \defgroup CMSIS_core_base Core Definitions\r
+ \brief Definitions for base addresses, unions, and structures.\r
+ @{\r
+ */\r
+\r
+/* Memory mapping of Cortex-M0 Hardware */\r
+#define SCS_BASE (0xE000E000UL) /*!< System Control Space Base Address */\r
+#define SysTick_BASE (SCS_BASE + 0x0010UL) /*!< SysTick Base Address */\r
+#define NVIC_BASE (SCS_BASE + 0x0100UL) /*!< NVIC Base Address */\r
+#define SCB_BASE (SCS_BASE + 0x0D00UL) /*!< System Control Block Base Address */\r
+\r
+#define SCB ((SCB_Type *) SCB_BASE ) /*!< SCB configuration struct */\r
+#define SysTick ((SysTick_Type *) SysTick_BASE ) /*!< SysTick configuration struct */\r
+#define NVIC ((NVIC_Type *) NVIC_BASE ) /*!< NVIC configuration struct */\r
+\r
+\r
+/*@} */\r
+\r
+\r
+\r
+/*******************************************************************************\r
+ * Hardware Abstraction Layer\r
+ Core Function Interface contains:\r
+ - Core NVIC Functions\r
+ - Core SysTick Functions\r
+ - Core Register Access Functions\r
+ ******************************************************************************/\r
+/** \defgroup CMSIS_Core_FunctionInterface Functions and Instructions Reference\r
+*/\r
+\r
+\r
+\r
+/* ########################## NVIC functions #################################### */\r
+/** \ingroup CMSIS_Core_FunctionInterface\r
+ \defgroup CMSIS_Core_NVICFunctions NVIC Functions\r
+ \brief Functions that manage interrupts and exceptions via the NVIC.\r
+ @{\r
+ */\r
+\r
+/* Interrupt Priorities are WORD accessible only under ARMv6M */\r
+/* The following MACROS handle generation of the register offset and byte masks */\r
+#define _BIT_SHIFT(IRQn) ( (((uint32_t)(IRQn) ) & 0x03) * 8 )\r
+#define _SHP_IDX(IRQn) ( ((((uint32_t)(IRQn) & 0x0F)-8) >> 2) )\r
+#define _IP_IDX(IRQn) ( ((uint32_t)(IRQn) >> 2) )\r
+\r
+\r
+/** \brief Enable External Interrupt\r
+\r
+ The function enables a device-specific interrupt in the NVIC interrupt controller.\r
+\r
+ \param [in] IRQn External interrupt number. Value cannot be negative.\r
+ */\r
+__STATIC_INLINE void NVIC_EnableIRQ(IRQn_Type IRQn)\r
+{\r
+ NVIC->ISER[0] = (1 << ((uint32_t)(IRQn) & 0x1F));\r
+}\r
+\r
+\r
+/** \brief Disable External Interrupt\r
+\r
+ The function disables a device-specific interrupt in the NVIC interrupt controller.\r
+\r
+ \param [in] IRQn External interrupt number. Value cannot be negative.\r
+ */\r
+__STATIC_INLINE void NVIC_DisableIRQ(IRQn_Type IRQn)\r
+{\r
+ NVIC->ICER[0] = (1 << ((uint32_t)(IRQn) & 0x1F));\r
+}\r
+\r
+\r
+/** \brief Get Pending Interrupt\r
+\r
+ The function reads the pending register in the NVIC and returns the pending bit\r
+ for the specified interrupt.\r
+\r
+ \param [in] IRQn Interrupt number.\r
+\r
+ \return 0 Interrupt status is not pending.\r
+ \return 1 Interrupt status is pending.\r
+ */\r
+__STATIC_INLINE uint32_t NVIC_GetPendingIRQ(IRQn_Type IRQn)\r
+{\r
+ return((uint32_t) ((NVIC->ISPR[0] & (1 << ((uint32_t)(IRQn) & 0x1F)))?1:0));\r
+}\r
+\r
+\r
+/** \brief Set Pending Interrupt\r
+\r
+ The function sets the pending bit of an external interrupt.\r
+\r
+ \param [in] IRQn Interrupt number. Value cannot be negative.\r
+ */\r
+__STATIC_INLINE void NVIC_SetPendingIRQ(IRQn_Type IRQn)\r
+{\r
+ NVIC->ISPR[0] = (1 << ((uint32_t)(IRQn) & 0x1F));\r
+}\r
+\r
+\r
+/** \brief Clear Pending Interrupt\r
+\r
+ The function clears the pending bit of an external interrupt.\r
+\r
+ \param [in] IRQn External interrupt number. Value cannot be negative.\r
+ */\r
+__STATIC_INLINE void NVIC_ClearPendingIRQ(IRQn_Type IRQn)\r
+{\r
+ NVIC->ICPR[0] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* Clear pending interrupt */\r
+}\r
+\r
+\r
+/** \brief Set Interrupt Priority\r
+\r
+ The function sets the priority of an interrupt.\r
+\r
+ \note The priority cannot be set for every core interrupt.\r
+\r
+ \param [in] IRQn Interrupt number.\r
+ \param [in] priority Priority to set.\r
+ */\r
+__STATIC_INLINE void NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority)\r
+{\r
+ if(IRQn < 0) {\r
+ SCB->SHP[_SHP_IDX(IRQn)] = (SCB->SHP[_SHP_IDX(IRQn)] & ~(0xFF << _BIT_SHIFT(IRQn))) |\r
+ (((priority << (8 - __NVIC_PRIO_BITS)) & 0xFF) << _BIT_SHIFT(IRQn)); }\r
+ else {\r
+ NVIC->IP[_IP_IDX(IRQn)] = (NVIC->IP[_IP_IDX(IRQn)] & ~(0xFF << _BIT_SHIFT(IRQn))) |\r
+ (((priority << (8 - __NVIC_PRIO_BITS)) & 0xFF) << _BIT_SHIFT(IRQn)); }\r
+}\r
+\r
+\r
+/** \brief Get Interrupt Priority\r
+\r
+ The function reads the priority of an interrupt. The interrupt\r
+ number can be positive to specify an external (device specific)\r
+ interrupt, or negative to specify an internal (core) interrupt.\r
+\r
+\r
+ \param [in] IRQn Interrupt number.\r
+ \return Interrupt Priority. Value is aligned automatically to the implemented\r
+ priority bits of the microcontroller.\r
+ */\r
+__STATIC_INLINE uint32_t NVIC_GetPriority(IRQn_Type IRQn)\r
+{\r
+\r
+ if(IRQn < 0) {\r
+ return((uint32_t)(((SCB->SHP[_SHP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & 0xFF) >> (8 - __NVIC_PRIO_BITS))); } /* get priority for Cortex-M0 system interrupts */\r
+ else {\r
+ return((uint32_t)(((NVIC->IP[ _IP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & 0xFF) >> (8 - __NVIC_PRIO_BITS))); } /* get priority for device specific interrupts */\r
+}\r
+\r
+\r
+/** \brief System Reset\r
+\r
+ The function initiates a system reset request to reset the MCU.\r
+ */\r
+__STATIC_INLINE void NVIC_SystemReset(void)\r
+{\r
+ __DSB(); /* Ensure all outstanding memory accesses included\r
+ buffered write are completed before reset */\r
+ SCB->AIRCR = ((0x5FA << SCB_AIRCR_VECTKEY_Pos) |\r
+ SCB_AIRCR_SYSRESETREQ_Msk);\r
+ __DSB(); /* Ensure completion of memory access */\r
+ while(1); /* wait until reset */\r
+}\r
+\r
+/*@} end of CMSIS_Core_NVICFunctions */\r
+\r
+\r
+\r
+/* ################################## SysTick function ############################################ */\r
+/** \ingroup CMSIS_Core_FunctionInterface\r
+ \defgroup CMSIS_Core_SysTickFunctions SysTick Functions\r
+ \brief Functions that configure the System.\r
+ @{\r
+ */\r
+\r
+#if (__Vendor_SysTickConfig == 0)\r
+\r
+/** \brief System Tick Configuration\r
+\r
+ The function initializes the System Timer and its interrupt, and starts the System Tick Timer.\r
+ Counter is in free running mode to generate periodic interrupts.\r
+\r
+ \param [in] ticks Number of ticks between two interrupts.\r
+\r
+ \return 0 Function succeeded.\r
+ \return 1 Function failed.\r
+\r
+ \note When the variable <b>__Vendor_SysTickConfig</b> is set to 1, then the\r
+ function <b>SysTick_Config</b> is not included. In this case, the file <b><i>device</i>.h</b>\r
+ must contain a vendor-specific implementation of this function.\r
+\r
+ */\r
+__STATIC_INLINE uint32_t SysTick_Config(uint32_t ticks)\r
+{\r
+ if ((ticks - 1) > SysTick_LOAD_RELOAD_Msk) return (1); /* Reload value impossible */\r
+\r
+ SysTick->LOAD = ticks - 1; /* set reload register */\r
+ NVIC_SetPriority (SysTick_IRQn, (1<<__NVIC_PRIO_BITS) - 1); /* set Priority for Systick Interrupt */\r
+ SysTick->VAL = 0; /* Load the SysTick Counter Value */\r
+ SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk |\r
+ SysTick_CTRL_TICKINT_Msk |\r
+ SysTick_CTRL_ENABLE_Msk; /* Enable SysTick IRQ and SysTick Timer */\r
+ return (0); /* Function successful */\r
+}\r
+\r
+#endif\r
+\r
+/*@} end of CMSIS_Core_SysTickFunctions */\r
+\r
+\r
+\r
+\r
+#endif /* __CORE_CM0_H_DEPENDANT */\r
+\r
+#endif /* __CMSIS_GENERIC */\r
+\r
+#ifdef __cplusplus\r
+}\r
+#endif\r
projects / armstart-ibdap / blobdiff