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TARGET_KW41Z/TOOLCHAIN_GCC_ARM/system_MKW41Z4.h@172:65be27845400, 2019-02-20 (annotated)

Committer:
AnnaBridge
Date:
Wed Feb 20 20:53:29 2019 +0000
Revision:
172:65be27845400
Parent:
171:3a7713b1edbc 
mbed library release version 165

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 171:3a7713b1edbc 1 /*
AnnaBridge 171:3a7713b1edbc 2 ** ###################################################################
AnnaBridge 171:3a7713b1edbc 3 ** Processors: MKW41Z256VHT4
AnnaBridge 171:3a7713b1edbc 4 ** MKW41Z512VHT4
AnnaBridge 171:3a7713b1edbc 5 **
AnnaBridge 171:3a7713b1edbc 6 ** Compilers: Keil ARM C/C++ Compiler
AnnaBridge 171:3a7713b1edbc 7 ** GNU C Compiler
AnnaBridge 171:3a7713b1edbc 8 ** IAR ANSI C/C++ Compiler for ARM
AnnaBridge 171:3a7713b1edbc 9 **
AnnaBridge 171:3a7713b1edbc 10 ** Reference manual: MKW41Z512RM Rev. 0.1, 04/2016
AnnaBridge 171:3a7713b1edbc 11 ** Version: rev. 1.0, 2015-09-23
AnnaBridge 171:3a7713b1edbc 12 ** Build: b160720
AnnaBridge 171:3a7713b1edbc 13 **
AnnaBridge 171:3a7713b1edbc 14 ** Abstract:
AnnaBridge 171:3a7713b1edbc 15 ** Provides a system configuration function and a global variable that
AnnaBridge 171:3a7713b1edbc 16 ** contains the system frequency. It configures the device and initializes
AnnaBridge 171:3a7713b1edbc 17 ** the oscillator (PLL) that is part of the microcontroller device.
AnnaBridge 171:3a7713b1edbc 18 **
AnnaBridge 171:3a7713b1edbc 19 ** Copyright (c) 2016 Freescale Semiconductor, Inc.
AnnaBridge 171:3a7713b1edbc 20 ** All rights reserved.
AnnaBridge 171:3a7713b1edbc 21 **
AnnaBridge 171:3a7713b1edbc 22 ** Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 171:3a7713b1edbc 23 ** are permitted provided that the following conditions are met:
AnnaBridge 171:3a7713b1edbc 24 **
AnnaBridge 171:3a7713b1edbc 25 ** o Redistributions of source code must retain the above copyright notice, this list
AnnaBridge 171:3a7713b1edbc 26 ** of conditions and the following disclaimer.
AnnaBridge 171:3a7713b1edbc 27 **
AnnaBridge 171:3a7713b1edbc 28 ** o Redistributions in binary form must reproduce the above copyright notice, this
AnnaBridge 171:3a7713b1edbc 29 ** list of conditions and the following disclaimer in the documentation and/or
AnnaBridge 171:3a7713b1edbc 30 ** other materials provided with the distribution.
AnnaBridge 171:3a7713b1edbc 31 **
AnnaBridge 171:3a7713b1edbc 32 ** o Neither the name of Freescale Semiconductor, Inc. nor the names of its
AnnaBridge 171:3a7713b1edbc 33 ** contributors may be used to endorse or promote products derived from this
AnnaBridge 171:3a7713b1edbc 34 ** software without specific prior written permission.
AnnaBridge 171:3a7713b1edbc 35 **
AnnaBridge 171:3a7713b1edbc 36 ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
AnnaBridge 171:3a7713b1edbc 37 ** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
AnnaBridge 171:3a7713b1edbc 38 ** WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 171:3a7713b1edbc 39 ** DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
AnnaBridge 171:3a7713b1edbc 40 ** ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
AnnaBridge 171:3a7713b1edbc 41 ** (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
AnnaBridge 171:3a7713b1edbc 42 ** LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
AnnaBridge 171:3a7713b1edbc 43 ** ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
AnnaBridge 171:3a7713b1edbc 44 ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
AnnaBridge 171:3a7713b1edbc 45 ** SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 171:3a7713b1edbc 46 **
AnnaBridge 171:3a7713b1edbc 47 ** http: www.freescale.com
AnnaBridge 171:3a7713b1edbc 48 ** mail: support@freescale.com
AnnaBridge 171:3a7713b1edbc 49 **
AnnaBridge 171:3a7713b1edbc 50 ** Revisions:
AnnaBridge 171:3a7713b1edbc 51 ** - rev. 1.0 (2015-09-23)
AnnaBridge 171:3a7713b1edbc 52 ** Initial version.
AnnaBridge 171:3a7713b1edbc 53 **
AnnaBridge 171:3a7713b1edbc 54 ** ###################################################################
AnnaBridge 171:3a7713b1edbc 55 */
AnnaBridge 171:3a7713b1edbc 56
AnnaBridge 171:3a7713b1edbc 57 /*!
AnnaBridge 171:3a7713b1edbc 58 * @file MKW41Z4
AnnaBridge 171:3a7713b1edbc 59 * @version 1.0
AnnaBridge 171:3a7713b1edbc 60 * @date 2015-09-23
AnnaBridge 171:3a7713b1edbc 61 * @brief Device specific configuration file for MKW41Z4 (header file)
AnnaBridge 171:3a7713b1edbc 62 *
AnnaBridge 171:3a7713b1edbc 63 * Provides a system configuration function and a global variable that contains
AnnaBridge 171:3a7713b1edbc 64 * the system frequency. It configures the device and initializes the oscillator
AnnaBridge 171:3a7713b1edbc 65 * (PLL) that is part of the microcontroller device.
AnnaBridge 171:3a7713b1edbc 66 */
AnnaBridge 171:3a7713b1edbc 67
AnnaBridge 171:3a7713b1edbc 68 #ifndef _SYSTEM_MKW41Z4_H_
AnnaBridge 171:3a7713b1edbc 69 #define _SYSTEM_MKW41Z4_H_ /**< Symbol preventing repeated inclusion */
AnnaBridge 171:3a7713b1edbc 70
AnnaBridge 171:3a7713b1edbc 71 #ifdef __cplusplus
AnnaBridge 171:3a7713b1edbc 72 extern "C" {
AnnaBridge 171:3a7713b1edbc 73 #endif
AnnaBridge 171:3a7713b1edbc 74
AnnaBridge 171:3a7713b1edbc 75 #include <stdint.h>
AnnaBridge 171:3a7713b1edbc 76
AnnaBridge 171:3a7713b1edbc 77
AnnaBridge 171:3a7713b1edbc 78 #ifndef DISABLE_WDOG
AnnaBridge 171:3a7713b1edbc 79 #define DISABLE_WDOG 1
AnnaBridge 171:3a7713b1edbc 80 #endif
AnnaBridge 171:3a7713b1edbc 81
AnnaBridge 171:3a7713b1edbc 82 /* Define clock source values */
AnnaBridge 171:3a7713b1edbc 83
AnnaBridge 171:3a7713b1edbc 84 #define CPU_XTAL_CLK_HZ 32000000u /* Value of the external crystal or oscillator clock frequency in Hz */
AnnaBridge 171:3a7713b1edbc 85 #define CPU_XTAL32k_CLK_HZ 32768u /* Value of the external 32k crystal or oscillator clock frequency in Hz */
AnnaBridge 171:3a7713b1edbc 86 #define CPU_INT_SLOW_CLK_HZ 32768u /* Value of the slow internal oscillator clock frequency in Hz */
AnnaBridge 171:3a7713b1edbc 87 #define CPU_INT_FAST_CLK_HZ 4000000u /* Value of the fast internal oscillator clock frequency in Hz */
AnnaBridge 171:3a7713b1edbc 88
AnnaBridge 171:3a7713b1edbc 89 /* RF oscillator setting */
AnnaBridge 171:3a7713b1edbc 90 #define SYSTEM_RSIM_CONTROL_VALUE 0xC00100U /* Enable RF oscillator in Run/Wait mode */
AnnaBridge 171:3a7713b1edbc 91
AnnaBridge 171:3a7713b1edbc 92 /* Low power mode enable */
AnnaBridge 171:3a7713b1edbc 93
AnnaBridge 171:3a7713b1edbc 94 /* SMC_PMPROT: ?=0,?=0,AVLP=1,?=0,?=0,?=0,AVLLS=1,?=0 */
AnnaBridge 171:3a7713b1edbc 95 #define SYSTEM_SMC_PMPROT_VALUE (SMC_PMPROT_AVLP_MASK | SMC_PMPROT_ALLS_MASK | SMC_PMPROT_AVLLS_MASK) /* Mask of allowed low power modes used to initialize power modes protection register */
AnnaBridge 171:3a7713b1edbc 96
AnnaBridge 171:3a7713b1edbc 97 #define DEFAULT_SYSTEM_CLOCK 20971520U /* Default System clock value */
AnnaBridge 171:3a7713b1edbc 98
AnnaBridge 171:3a7713b1edbc 99
AnnaBridge 171:3a7713b1edbc 100 /**
AnnaBridge 171:3a7713b1edbc 101 * @brief System clock frequency (core clock)
AnnaBridge 171:3a7713b1edbc 102 *
AnnaBridge 171:3a7713b1edbc 103 * The system clock frequency supplied to the SysTick timer and the processor
AnnaBridge 171:3a7713b1edbc 104 * core clock. This variable can be used by the user application to setup the
AnnaBridge 171:3a7713b1edbc 105 * SysTick timer or configure other parameters. It may also be used by debugger to
AnnaBridge 171:3a7713b1edbc 106 * query the frequency of the debug timer or configure the trace clock speed
AnnaBridge 171:3a7713b1edbc 107 * SystemCoreClock is initialized with a correct predefined value.
AnnaBridge 171:3a7713b1edbc 108 */
AnnaBridge 171:3a7713b1edbc 109 extern uint32_t SystemCoreClock;
AnnaBridge 171:3a7713b1edbc 110
AnnaBridge 171:3a7713b1edbc 111 /**
AnnaBridge 171:3a7713b1edbc 112 * @brief Setup the microcontroller system.
AnnaBridge 171:3a7713b1edbc 113 *
AnnaBridge 171:3a7713b1edbc 114 * Typically this function configures the oscillator (PLL) that is part of the
AnnaBridge 171:3a7713b1edbc 115 * microcontroller device. For systems with variable clock speed it also updates
AnnaBridge 171:3a7713b1edbc 116 * the variable SystemCoreClock. SystemInit is called from startup_device file.
AnnaBridge 171:3a7713b1edbc 117 */
AnnaBridge 171:3a7713b1edbc 118 void SystemInit (void);
AnnaBridge 171:3a7713b1edbc 119
AnnaBridge 171:3a7713b1edbc 120 /**
AnnaBridge 171:3a7713b1edbc 121 * @brief Updates the SystemCoreClock variable.
AnnaBridge 171:3a7713b1edbc 122 *
AnnaBridge 171:3a7713b1edbc 123 * It must be called whenever the core clock is changed during program
AnnaBridge 171:3a7713b1edbc 124 * execution. SystemCoreClockUpdate() evaluates the clock register settings and calculates
AnnaBridge 171:3a7713b1edbc 125 * the current core clock.
AnnaBridge 171:3a7713b1edbc 126 */
AnnaBridge 171:3a7713b1edbc 127 void SystemCoreClockUpdate (void);
AnnaBridge 171:3a7713b1edbc 128
AnnaBridge 171:3a7713b1edbc 129 #ifdef __cplusplus
AnnaBridge 171:3a7713b1edbc 130 }
AnnaBridge 171:3a7713b1edbc 131 #endif
AnnaBridge 171:3a7713b1edbc 132
AnnaBridge 171:3a7713b1edbc 133 #endif /* _SYSTEM_MKW41Z4_H_ */