/**************************************************************************//** * @file system_LPC13Uxx.h * @brief CMSIS Cortex-M3 Device Peripheral Access Layer Header File * for the NXP LPC13Uxx Device Series * @version V1.10 * @date 24. November 2010 * * @note * Copyright (C) 2009-2010 ARM Limited. All rights reserved. * * @par * ARM Limited (ARM) is supplying this software for use with Cortex-M * processor based microcontrollers. This file can be freely distributed * within development tools that are supporting such ARM based processors. * * @par * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. * ******************************************************************************/ #ifndef __SYSTEM_LPC13Uxx_H #define __SYSTEM_LPC13Uxx_H #ifdef __cplusplus extern "C" { #endif #include extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */ /** * Initialize the system * * @param none * @return none * * @brief Setup the microcontroller system. * Initialize the System and update the SystemCoreClock variable. */ extern void SystemInit (void); /** * Update SystemCoreClock variable * * @param none * @return none * * @brief Updates the SystemCoreClock with current core Clock * retrieved from cpu registers. */ extern void SystemCoreClockUpdate (void); #ifdef __cplusplus } #endif #endif /* __SYSTEM_LPC13Uxx_H */