mirror of https://github.com/ARMmbed/mbed-os.git
45 lines
886 B
C
45 lines
886 B
C
/* mbed Microcontroller Library
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* Copyright (C) 2008-2009 ARM Limited. All rights reserved.
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*
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* ARM7 version of CMSIS-like functionality - not advised for use outside mbed!
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* based on cmsis system_LPC17xx.h
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*/
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#ifndef __SYSTEM_LPC23xx_H
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#define __SYSTEM_LPC23xx_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */
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/**
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* Initialize the system
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*
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* @param none
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* @return none
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*
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* @brief Setup the microcontroller system.
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* Initialize the System and update the SystemCoreClock variable.
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*/
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extern void SystemInit (void);
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/**
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* Update SystemCoreClock variable
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*
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* @param none
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* @return none
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*
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* @brief Updates the SystemCoreClock with current core Clock
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* retrieved from cpu registers.
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*/
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extern void SystemCoreClockUpdate (void);
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#ifdef __cplusplus
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}
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#endif
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#endif
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