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Last commit 20 Feb 2019 by mbed official

targets/cmsis/TARGET_Freescale/TARGET_KL25Z/system_MKL25Z4.h@13:0645d8841f51, 2013-08-05 (annotated)

Committer:
bogdanm
Date:
Mon Aug 05 14:12:34 2013 +0300
Revision:
13:0645d8841f51
Parent:
vendor/Freescale/KL25Z/cmsis/system_MKL25Z4.h@10:3bc89ef62ce7 
Update mbed sources to revision 64

Who changed what in which revision?

UserRevisionLine numberNew contents of line
emilmont 10:3bc89ef62ce7 1 /*
emilmont 10:3bc89ef62ce7 2 ** ###################################################################
emilmont 10:3bc89ef62ce7 3 ** Processor: MKL25Z128VLK4
emilmont 10:3bc89ef62ce7 4 ** Compilers: ARM Compiler
emilmont 10:3bc89ef62ce7 5 ** Freescale C/C++ for Embedded ARM
emilmont 10:3bc89ef62ce7 6 ** GNU C Compiler
emilmont 10:3bc89ef62ce7 7 ** IAR ANSI C/C++ Compiler for ARM
emilmont 10:3bc89ef62ce7 8 **
emilmont 10:3bc89ef62ce7 9 ** Reference manual: KL25RM, Rev.1, Jun 2012
emilmont 10:3bc89ef62ce7 10 ** Version: rev. 1.1, 2012-06-21
emilmont 10:3bc89ef62ce7 11 **
emilmont 10:3bc89ef62ce7 12 ** Abstract:
emilmont 10:3bc89ef62ce7 13 ** Provides a system configuration function and a global variable that
emilmont 10:3bc89ef62ce7 14 ** contains the system frequency. It configures the device and initializes
emilmont 10:3bc89ef62ce7 15 ** the oscillator (PLL) that is part of the microcontroller device.
emilmont 10:3bc89ef62ce7 16 **
emilmont 10:3bc89ef62ce7 17 ** Copyright: 2012 Freescale Semiconductor, Inc. All Rights Reserved.
emilmont 10:3bc89ef62ce7 18 **
emilmont 10:3bc89ef62ce7 19 ** http: www.freescale.com
emilmont 10:3bc89ef62ce7 20 ** mail: support@freescale.com
emilmont 10:3bc89ef62ce7 21 **
emilmont 10:3bc89ef62ce7 22 ** Revisions:
emilmont 10:3bc89ef62ce7 23 ** - rev. 1.0 (2012-06-13)
emilmont 10:3bc89ef62ce7 24 ** Initial version.
emilmont 10:3bc89ef62ce7 25 ** - rev. 1.1 (2012-06-21)
emilmont 10:3bc89ef62ce7 26 ** Update according to reference manual rev. 1.
emilmont 10:3bc89ef62ce7 27 **
emilmont 10:3bc89ef62ce7 28 ** ###################################################################
emilmont 10:3bc89ef62ce7 29 */
emilmont 10:3bc89ef62ce7 30
emilmont 10:3bc89ef62ce7 31 /**
emilmont 10:3bc89ef62ce7 32 * @file MKL25Z4
emilmont 10:3bc89ef62ce7 33 * @version 1.1
emilmont 10:3bc89ef62ce7 34 * @date 2012-06-21
emilmont 10:3bc89ef62ce7 35 * @brief Device specific configuration file for MKL25Z4 (header file)
emilmont 10:3bc89ef62ce7 36 *
emilmont 10:3bc89ef62ce7 37 * Provides a system configuration function and a global variable that contains
emilmont 10:3bc89ef62ce7 38 * the system frequency. It configures the device and initializes the oscillator
emilmont 10:3bc89ef62ce7 39 * (PLL) that is part of the microcontroller device.
emilmont 10:3bc89ef62ce7 40 */
emilmont 10:3bc89ef62ce7 41
emilmont 10:3bc89ef62ce7 42 #ifndef SYSTEM_MKL25Z4_H_
emilmont 10:3bc89ef62ce7 43 #define SYSTEM_MKL25Z4_H_ /**< Symbol preventing repeated inclusion */
emilmont 10:3bc89ef62ce7 44
emilmont 10:3bc89ef62ce7 45 #ifdef __cplusplus
emilmont 10:3bc89ef62ce7 46 extern "C" {
emilmont 10:3bc89ef62ce7 47 #endif
emilmont 10:3bc89ef62ce7 48
emilmont 10:3bc89ef62ce7 49 #include <stdint.h>
emilmont 10:3bc89ef62ce7 50
emilmont 10:3bc89ef62ce7 51 /**
emilmont 10:3bc89ef62ce7 52 * @brief System clock frequency (core clock)
emilmont 10:3bc89ef62ce7 53 *
emilmont 10:3bc89ef62ce7 54 * The system clock frequency supplied to the SysTick timer and the processor
emilmont 10:3bc89ef62ce7 55 * core clock. This variable can be used by the user application to setup the
emilmont 10:3bc89ef62ce7 56 * SysTick timer or configure other parameters. It may also be used by debugger to
emilmont 10:3bc89ef62ce7 57 * query the frequency of the debug timer or configure the trace clock speed
emilmont 10:3bc89ef62ce7 58 * SystemCoreClock is initialized with a correct predefined value.
emilmont 10:3bc89ef62ce7 59 */
emilmont 10:3bc89ef62ce7 60 extern uint32_t SystemCoreClock;
emilmont 10:3bc89ef62ce7 61
emilmont 10:3bc89ef62ce7 62 /**
emilmont 10:3bc89ef62ce7 63 * @brief Setup the microcontroller system.
emilmont 10:3bc89ef62ce7 64 *
emilmont 10:3bc89ef62ce7 65 * Typically this function configures the oscillator (PLL) that is part of the
emilmont 10:3bc89ef62ce7 66 * microcontroller device. For systems with variable clock speed it also updates
emilmont 10:3bc89ef62ce7 67 * the variable SystemCoreClock. SystemInit is called from startup_device file.
emilmont 10:3bc89ef62ce7 68 */
emilmont 10:3bc89ef62ce7 69 void SystemInit (void);
emilmont 10:3bc89ef62ce7 70
emilmont 10:3bc89ef62ce7 71 /**
emilmont 10:3bc89ef62ce7 72 * @brief Updates the SystemCoreClock variable.
emilmont 10:3bc89ef62ce7 73 *
emilmont 10:3bc89ef62ce7 74 * It must be called whenever the core clock is changed during program
emilmont 10:3bc89ef62ce7 75 * execution. SystemCoreClockUpdate() evaluates the clock register settings and calculates
emilmont 10:3bc89ef62ce7 76 * the current core clock.
emilmont 10:3bc89ef62ce7 77 */
emilmont 10:3bc89ef62ce7 78 void SystemCoreClockUpdate (void);
emilmont 10:3bc89ef62ce7 79
emilmont 10:3bc89ef62ce7 80 #ifdef __cplusplus
emilmont 10:3bc89ef62ce7 81 }
emilmont 10:3bc89ef62ce7 82 #endif
emilmont 10:3bc89ef62ce7 83
emilmont 10:3bc89ef62ce7 84 #endif /* #if !defined(SYSTEM_MKL25Z4_H_) */