versions/v1_4_0/mynewt-core/hw/mcu/nxp/src/ext/sdk-2.0-frdm-k64f_b160321/devices/MK64F12/system_MK64F12.h - mynewt-documentation - Git at Google

 /*
 ** ###################################################################
 **     Processors:          MK64FN1M0CAJ12
 **                          MK64FN1M0VDC12
 **                          MK64FN1M0VLL12
 **                          MK64FN1M0VLQ12
 **                          MK64FN1M0VMD12
 **                          MK64FX512VDC12
 **                          MK64FX512VLL12
 **                          MK64FX512VLQ12
 **                          MK64FX512VMD12
 **
 **     Compilers:           Keil ARM C/C++ Compiler
 **                          Freescale C/C++ for Embedded ARM
 **                          GNU C Compiler
 **                          IAR ANSI C/C++ Compiler for ARM
 **
 **     Reference manual:    K64P144M120SF5RM, Rev.2, January 2014
 **     Version:             rev. 2.9, 2016-03-21
 **     Build:               b160321
 **
 **     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 (c) 2016 Freescale Semiconductor, Inc.
 **     All rights reserved.
 **
 **     Redistribution and use in source and binary forms, with or without modification,
 **     are permitted provided that the following conditions are met:
 **
 **     o Redistributions of source code must retain the above copyright notice, this list
 **       of conditions and the following disclaimer.
 **
 **     o Redistributions in binary form must reproduce the above copyright notice, this
 **       list of conditions and the following disclaimer in the documentation and/or
 **       other materials provided with the distribution.
 **
 **     o Neither the name of Freescale Semiconductor, Inc. nor the names of its
 **       contributors may be used to endorse or promote products derived from this
 **       software without specific prior written permission.
 **
 **     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 **     ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 **     WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 **     DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
 **     ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 **     (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 **     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 **     ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 **     (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 **     SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 **
 **     http:                 www.freescale.com
 **     mail:                 support@freescale.com
 **
 **     Revisions:
 **     - rev. 1.0 (2013-08-12)
 **         Initial version.
 **     - rev. 2.0 (2013-10-29)
 **         Register accessor macros added to the memory map.
 **         Symbols for Processor Expert memory map compatibility added to the memory map.
 **         Startup file for gcc has been updated according to CMSIS 3.2.
 **         System initialization updated.
 **         MCG - registers updated.
 **         PORTA, PORTB, PORTC, PORTE - registers for digital filter removed.
 **     - rev. 2.1 (2013-10-30)
 **         Definition of BITBAND macros updated to support peripherals with 32-bit acces disabled.
 **     - rev. 2.2 (2013-12-09)
 **         DMA - EARS register removed.
 **         AIPS0, AIPS1 - MPRA register updated.
 **     - rev. 2.3 (2014-01-24)
 **         Update according to reference manual rev. 2
 **         ENET, MCG, MCM, SIM, USB - registers updated
 **     - rev. 2.4 (2014-02-10)
 **         The declaration of clock configurations has been moved to separate header file system_MK64F12.h
 **         Update of SystemInit() and SystemCoreClockUpdate() functions.
 **     - rev. 2.5 (2014-02-10)
 **         The declaration of clock configurations has been moved to separate header file system_MK64F12.h
 **         Update of SystemInit() and SystemCoreClockUpdate() functions.
 **         Module access macro module_BASES replaced by module_BASE_PTRS.
 **     - rev. 2.6 (2014-08-28)
 **         Update of system files - default clock configuration changed.
 **         Update of startup files - possibility to override DefaultISR added.
 **     - rev. 2.7 (2014-10-14)
 **         Interrupt INT_LPTimer renamed to INT_LPTMR0, interrupt INT_Watchdog renamed to INT_WDOG_EWM.
 **     - rev. 2.8 (2015-02-19)
 **         Renamed interrupt vector LLW to LLWU.
 **     - rev. 2.9 (2016-03-21)
 **         Added MK64FN1M0CAJ12 part.
 **         GPIO - renamed port instances: PTx -> GPIOx.
 **
 ** ###################################################################
 */

 /*!
  * @file MK64F12
  * @version 2.9
  * @date 2016-03-21
  * @brief Device specific configuration file for MK64F12 (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_MK64F12_H_
 #define _SYSTEM_MK64F12_H_                       /**< Symbol preventing repeated inclusion */

 #ifdef __cplusplus
 extern "C" {
 #endif

 #include <stdint.h>


 #ifndef DISABLE_WDOG
   #define DISABLE_WDOG                 1
 #endif

 /* Define clock source values */

 #define CPU_XTAL_CLK_HZ                50000000u           /* Value of the external crystal or oscillator clock frequency in Hz */
 #define CPU_XTAL32k_CLK_HZ             32768u              /* Value of the external 32k crystal or oscillator clock frequency in Hz */
 #define CPU_INT_SLOW_CLK_HZ            32768u              /* Value of the slow internal oscillator clock frequency in Hz  */
 #define CPU_INT_FAST_CLK_HZ            4000000u            /* Value of the fast internal oscillator clock frequency in Hz  */
 #define CPU_INT_IRC_CLK_HZ             48000000u           /* Value of the 48M internal oscillator clock frequency in Hz  */

 /* RTC oscillator setting */
 /* RTC_CR: SC2P=0,SC4P=0,SC8P=0,SC16P=0,CLKO=1,OSCE=1,WPS=0,UM=0,SUP=0,WPE=0,SWR=0 */
 #define SYSTEM_RTC_CR_VALUE            0x0300U             /* RTC_CR */

 /* Low power mode enable */
 /* SMC_PMPROT: AVLP=1,ALLS=1,AVLLS=1 */
 #define SYSTEM_SMC_PMPROT_VALUE        0x2AU               /* SMC_PMPROT */

 #define DEFAULT_SYSTEM_CLOCK           20971520u           /* Default System clock value */


 /**
  * @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  /* _SYSTEM_MK64F12_H_ */
	/*
	** ###################################################################
	** Processors: MK64FN1M0CAJ12
	** MK64FN1M0VDC12
	** MK64FN1M0VLL12
	** MK64FN1M0VLQ12
	** MK64FN1M0VMD12
	** MK64FX512VDC12
	** MK64FX512VLL12
	** MK64FX512VLQ12
	** MK64FX512VMD12
	**
	** Compilers: Keil ARM C/C++ Compiler
	** Freescale C/C++ for Embedded ARM
	** GNU C Compiler
	** IAR ANSI C/C++ Compiler for ARM
	**
	** Reference manual: K64P144M120SF5RM, Rev.2, January 2014
	** Version: rev. 2.9, 2016-03-21
	** Build: b160321
	**
	** 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 (c) 2016 Freescale Semiconductor, Inc.
	** All rights reserved.
	**
	** Redistribution and use in source and binary forms, with or without modification,
	** are permitted provided that the following conditions are met:
	**
	** o Redistributions of source code must retain the above copyright notice, this list
	** of conditions and the following disclaimer.
	**
	** o Redistributions in binary form must reproduce the above copyright notice, this
	** list of conditions and the following disclaimer in the documentation and/or
	** other materials provided with the distribution.
	**
	** o Neither the name of Freescale Semiconductor, Inc. nor the names of its
	** contributors may be used to endorse or promote products derived from this
	** software without specific prior written permission.
	**
	** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
	** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
	** WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
	** DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
	** ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
	** (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
	** LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
	** ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
	** SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	**
	** http: www.freescale.com
	** mail: support@freescale.com
	**
	** Revisions:
	** - rev. 1.0 (2013-08-12)
	** Initial version.
	** - rev. 2.0 (2013-10-29)
	** Register accessor macros added to the memory map.
	** Symbols for Processor Expert memory map compatibility added to the memory map.
	** Startup file for gcc has been updated according to CMSIS 3.2.
	** System initialization updated.
	** MCG - registers updated.
	** PORTA, PORTB, PORTC, PORTE - registers for digital filter removed.
	** - rev. 2.1 (2013-10-30)
	** Definition of BITBAND macros updated to support peripherals with 32-bit acces disabled.
	** - rev. 2.2 (2013-12-09)
	** DMA - EARS register removed.
	** AIPS0, AIPS1 - MPRA register updated.
	** - rev. 2.3 (2014-01-24)
	** Update according to reference manual rev. 2
	** ENET, MCG, MCM, SIM, USB - registers updated
	** - rev. 2.4 (2014-02-10)
	** The declaration of clock configurations has been moved to separate header file system_MK64F12.h
	** Update of SystemInit() and SystemCoreClockUpdate() functions.
	** - rev. 2.5 (2014-02-10)
	** The declaration of clock configurations has been moved to separate header file system_MK64F12.h
	** Update of SystemInit() and SystemCoreClockUpdate() functions.
	** Module access macro module_BASES replaced by module_BASE_PTRS.
	** - rev. 2.6 (2014-08-28)
	** Update of system files - default clock configuration changed.
	** Update of startup files - possibility to override DefaultISR added.
	** - rev. 2.7 (2014-10-14)
	** Interrupt INT_LPTimer renamed to INT_LPTMR0, interrupt INT_Watchdog renamed to INT_WDOG_EWM.
	** - rev. 2.8 (2015-02-19)
	** Renamed interrupt vector LLW to LLWU.
	** - rev. 2.9 (2016-03-21)
	** Added MK64FN1M0CAJ12 part.
	** GPIO - renamed port instances: PTx -> GPIOx.
	**
	** ###################################################################
	*/

	/*!
	* @file MK64F12
	* @version 2.9
	* @date 2016-03-21
	* @brief Device specific configuration file for MK64F12 (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_MK64F12_H_
	#define _SYSTEM_MK64F12_H_ /*< Symbol preventing repeated inclusion /

	#ifdef __cplusplus
	extern "C" {
	#endif

	#include <stdint.h>


	#ifndef DISABLE_WDOG
	#define DISABLE_WDOG 1
	#endif

	/* Define clock source values */

	#define CPU_XTAL_CLK_HZ 50000000u /* Value of the external crystal or oscillator clock frequency in Hz */
	#define CPU_XTAL32k_CLK_HZ 32768u /* Value of the external 32k crystal or oscillator clock frequency in Hz */
	#define CPU_INT_SLOW_CLK_HZ 32768u /* Value of the slow internal oscillator clock frequency in Hz */
	#define CPU_INT_FAST_CLK_HZ 4000000u /* Value of the fast internal oscillator clock frequency in Hz */
	#define CPU_INT_IRC_CLK_HZ 48000000u /* Value of the 48M internal oscillator clock frequency in Hz */

	/* RTC oscillator setting */
	/* RTC_CR: SC2P=0,SC4P=0,SC8P=0,SC16P=0,CLKO=1,OSCE=1,WPS=0,UM=0,SUP=0,WPE=0,SWR=0 */
	#define SYSTEM_RTC_CR_VALUE 0x0300U /* RTC_CR */

	/* Low power mode enable */
	/* SMC_PMPROT: AVLP=1,ALLS=1,AVLLS=1 */
	#define SYSTEM_SMC_PMPROT_VALUE 0x2AU /* SMC_PMPROT */

	#define DEFAULT_SYSTEM_CLOCK 20971520u /* Default System clock value */


	/**
	* @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 /* _SYSTEM_MK64F12_H_ */