/*
** ###################################################################
**     Compilers:           ARM Compiler
**                          Freescale C/C++ for Embedded ARM
**                          GNU C Compiler
**                          IAR ANSI C/C++ Compiler for ARM
**
**     Reference manual:    K60P144M150SF3RM, Rev. 2, Dec 2011
**     Version:             rev. 1.4, 2012-10-19
**
**     Abstract:
**         Provides a system configuration function and a global variable that
**         contains the system frequency. It configures the device and initializes
**         the oscillator (PLL) that is part of the microcontroller device.
**
**     Copyright: 2012 Freescale, Inc. All Rights Reserved.
**
**     http:                 www.freescale.com
**     mail:                 support@freescale.com
**
**     Revisions:
**     - rev. 1.0 (2011-08-24)
**         Initial version
**     - rev. 1.1 (2011-11-03)
**         Registers updated according to the new reference manual revision - Rev. 1, Oct 2011
**         Registers of the following modules have been updated - AXBS, CAN, I2S, MCG, MPU, NFC, RCM, RTC, SDHC, SIM, USBHS, WDOG
**         The following modules have been removed - DDR, DRY
**     - rev. 1.2 (2012-01-04)
**         Registers updated according to the new reference manual revision - Rev. 2, Dec 2011
**         EWM - INTEN bit in EWM_CTRL register has been added.
**         PDB - register PDB_PO0EN renamed to PRB_POEN.
**         PMC - BGEN bit in PMC_REGSC register has been removed.
**         SIM - several changes in SCGC registers. Bit USBHS in SOPT2 register removed.
**         UART - new bits RXOFE in regiter CFIFO and RXOF in register SFIFO.
**     - rev. 1.3 (2012-04-13)
**         Added new #define symbol MCU_MEM_MAP_VERSION_MINOR.
**         Added new #define symbols <peripheralType>_BASE_PTRS.
**     - rev. 1.4 (2012-10-19)
**         RTC - security related registers removed.
**         Interrupt Number Definitions updated - HardFault_IRQn has been added.
**
** ###################################################################
*/

/**
 * @file MK60F12
 * @version 1.4
 * @date 2012-10-19
 * @brief Device specific configuration file for MK60F12 (header file)
 *
 * Provides a system configuration function and a global variable that contains
 * the system frequency. It configures the device and initializes the oscillator
 * (PLL) that is part of the microcontroller device.
 */

#ifndef SYSTEM_MK60F12_H_
#define SYSTEM_MK60F12_H_                        /**< Symbol preventing repeated inclusion */

#ifdef __cplusplus
extern "C" {
#endif

#include <stdint.h>

/**
 * @brief System clock frequency (core clock)
 *
 * The system clock frequency supplied to the SysTick timer and the processor
 * core clock. This variable can be used by the user application to setup the
 * SysTick timer or configure other parameters. It may also be used by debugger to
 * query the frequency of the debug timer or configure the trace clock speed
 * SystemCoreClock is initialized with a correct predefined value.
 */
extern uint32_t SystemCoreClock;

/**
 * @brief Setup the microcontroller system.
 *
 * Typically this function configures the oscillator (PLL) that is part of the
 * microcontroller device. For systems with variable clock speed it also updates
 * the variable SystemCoreClock. SystemInit is called from startup_device file.
 */
void SystemInit (void);

/**
 * @brief Updates the SystemCoreClock variable.
 *
 * It must be called whenever the core clock is changed during program
 * execution. SystemCoreClockUpdate() evaluates the clock register settings and calculates
 * the current core clock.
 */
void SystemCoreClockUpdate (void);

#ifdef __cplusplus
}
#endif

#endif  /* #if !defined(SYSTEM_MK60F12_H_) */
