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mbed SDK library sources

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Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

targets/cmsis/TARGET_Freescale/TARGET_KLXX/TARGET_KL25Z/system_MKL25Z4.h@82:0b31dbcd4769, 2014-01-31 (annotated)

Committer:
mbed_official
Date:
Fri Jan 31 10:00:06 2014 +0000
Revision:
82:0b31dbcd4769
Synchronized with git revision 74409cbd593d1daab530a57baaa563f30b04b018



Full URL: https://github.com/mbedmicro/mbed/commit/74409cbd593d1daab530a57baaa563f30b04b018/

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 82:0b31dbcd4769 1 /*
mbed_official 82:0b31dbcd4769 2 ** ###################################################################
mbed_official 82:0b31dbcd4769 3 ** Processor: MKL25Z128VLK4
mbed_official 82:0b31dbcd4769 4 ** Compilers: ARM Compiler
mbed_official 82:0b31dbcd4769 5 ** Freescale C/C++ for Embedded ARM
mbed_official 82:0b31dbcd4769 6 ** GNU C Compiler
mbed_official 82:0b31dbcd4769 7 ** IAR ANSI C/C++ Compiler for ARM
mbed_official 82:0b31dbcd4769 8 **
mbed_official 82:0b31dbcd4769 9 ** Reference manual: KL25RM, Rev.1, Jun 2012
mbed_official 82:0b31dbcd4769 10 ** Version: rev. 1.1, 2012-06-21
mbed_official 82:0b31dbcd4769 11 **
mbed_official 82:0b31dbcd4769 12 ** Abstract:
mbed_official 82:0b31dbcd4769 13 ** Provides a system configuration function and a global variable that
mbed_official 82:0b31dbcd4769 14 ** contains the system frequency. It configures the device and initializes
mbed_official 82:0b31dbcd4769 15 ** the oscillator (PLL) that is part of the microcontroller device.
mbed_official 82:0b31dbcd4769 16 **
mbed_official 82:0b31dbcd4769 17 ** Copyright: 2012 Freescale Semiconductor, Inc. All Rights Reserved.
mbed_official 82:0b31dbcd4769 18 **
mbed_official 82:0b31dbcd4769 19 ** http: www.freescale.com
mbed_official 82:0b31dbcd4769 20 ** mail: support@freescale.com
mbed_official 82:0b31dbcd4769 21 **
mbed_official 82:0b31dbcd4769 22 ** Revisions:
mbed_official 82:0b31dbcd4769 23 ** - rev. 1.0 (2012-06-13)
mbed_official 82:0b31dbcd4769 24 ** Initial version.
mbed_official 82:0b31dbcd4769 25 ** - rev. 1.1 (2012-06-21)
mbed_official 82:0b31dbcd4769 26 ** Update according to reference manual rev. 1.
mbed_official 82:0b31dbcd4769 27 **
mbed_official 82:0b31dbcd4769 28 ** ###################################################################
mbed_official 82:0b31dbcd4769 29 */
mbed_official 82:0b31dbcd4769 30
mbed_official 82:0b31dbcd4769 31 /**
mbed_official 82:0b31dbcd4769 32 * @file MKL25Z4
mbed_official 82:0b31dbcd4769 33 * @version 1.1
mbed_official 82:0b31dbcd4769 34 * @date 2012-06-21
mbed_official 82:0b31dbcd4769 35 * @brief Device specific configuration file for MKL25Z4 (header file)
mbed_official 82:0b31dbcd4769 36 *
mbed_official 82:0b31dbcd4769 37 * Provides a system configuration function and a global variable that contains
mbed_official 82:0b31dbcd4769 38 * the system frequency. It configures the device and initializes the oscillator
mbed_official 82:0b31dbcd4769 39 * (PLL) that is part of the microcontroller device.
mbed_official 82:0b31dbcd4769 40 */
mbed_official 82:0b31dbcd4769 41
mbed_official 82:0b31dbcd4769 42 #ifndef SYSTEM_MKL25Z4_H_
mbed_official 82:0b31dbcd4769 43 #define SYSTEM_MKL25Z4_H_ /**< Symbol preventing repeated inclusion */
mbed_official 82:0b31dbcd4769 44
mbed_official 82:0b31dbcd4769 45 #ifdef __cplusplus
mbed_official 82:0b31dbcd4769 46 extern "C" {
mbed_official 82:0b31dbcd4769 47 #endif
mbed_official 82:0b31dbcd4769 48
mbed_official 82:0b31dbcd4769 49 #include <stdint.h>
mbed_official 82:0b31dbcd4769 50
mbed_official 82:0b31dbcd4769 51 /**
mbed_official 82:0b31dbcd4769 52 * @brief System clock frequency (core clock)
mbed_official 82:0b31dbcd4769 53 *
mbed_official 82:0b31dbcd4769 54 * The system clock frequency supplied to the SysTick timer and the processor
mbed_official 82:0b31dbcd4769 55 * core clock. This variable can be used by the user application to setup the
mbed_official 82:0b31dbcd4769 56 * SysTick timer or configure other parameters. It may also be used by debugger to
mbed_official 82:0b31dbcd4769 57 * query the frequency of the debug timer or configure the trace clock speed
mbed_official 82:0b31dbcd4769 58 * SystemCoreClock is initialized with a correct predefined value.
mbed_official 82:0b31dbcd4769 59 */
mbed_official 82:0b31dbcd4769 60 extern uint32_t SystemCoreClock;
mbed_official 82:0b31dbcd4769 61
mbed_official 82:0b31dbcd4769 62 /**
mbed_official 82:0b31dbcd4769 63 * @brief Setup the microcontroller system.
mbed_official 82:0b31dbcd4769 64 *
mbed_official 82:0b31dbcd4769 65 * Typically this function configures the oscillator (PLL) that is part of the
mbed_official 82:0b31dbcd4769 66 * microcontroller device. For systems with variable clock speed it also updates
mbed_official 82:0b31dbcd4769 67 * the variable SystemCoreClock. SystemInit is called from startup_device file.
mbed_official 82:0b31dbcd4769 68 */
mbed_official 82:0b31dbcd4769 69 void SystemInit (void);
mbed_official 82:0b31dbcd4769 70
mbed_official 82:0b31dbcd4769 71 /**
mbed_official 82:0b31dbcd4769 72 * @brief Updates the SystemCoreClock variable.
mbed_official 82:0b31dbcd4769 73 *
mbed_official 82:0b31dbcd4769 74 * It must be called whenever the core clock is changed during program
mbed_official 82:0b31dbcd4769 75 * execution. SystemCoreClockUpdate() evaluates the clock register settings and calculates
mbed_official 82:0b31dbcd4769 76 * the current core clock.
mbed_official 82:0b31dbcd4769 77 */
mbed_official 82:0b31dbcd4769 78 void SystemCoreClockUpdate (void);
mbed_official 82:0b31dbcd4769 79
mbed_official 82:0b31dbcd4769 80 #ifdef __cplusplus
mbed_official 82:0b31dbcd4769 81 }
mbed_official 82:0b31dbcd4769 82 #endif
mbed_official 82:0b31dbcd4769 83
mbed_official 82:0b31dbcd4769 84 #endif /* #if !defined(SYSTEM_MKL25Z4_H_) */