uv-k5-firmware-chinese-lts/external/CMSIS_5/Device/ARM/ARMCM7/Include/system_ARMCM7.h
2023-11-30 14:38:27 +08:00

64 lines
1.6 KiB
C

/**************************************************************************//**
* @file system_ARMCM7.h
* @brief CMSIS Device System Header File for
* ARMCM7 Device
* @version V5.3.3
* @date 11. July 2022
******************************************************************************/
/*
* Copyright (c) 2009-2022 Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef SYSTEM_ARMCM7_H
#define SYSTEM_ARMCM7_H
#ifdef __cplusplus
extern "C" {
#endif
#include <stdint.h>
/**
\brief Exception / Interrupt Handler Function Prototype
*/
typedef void(*VECTOR_TABLE_Type)(void);
/**
\brief System Clock Frequency (Core Clock)
*/
extern uint32_t SystemCoreClock;
/**
\brief Setup the microcontroller system.
Initialize the System and update the SystemCoreClock variable.
*/
extern void SystemInit (void);
/**
\brief Update SystemCoreClock variable.
Updates the SystemCoreClock with current core Clock retrieved from cpu registers.
*/
extern void SystemCoreClockUpdate (void);
#ifdef __cplusplus
}
#endif
#endif /* SYSTEM_ARMCM7_H */