1 /* 2 ** ################################################################### 3 ** Processors: MKV30F128VFM10 4 ** MKV30F128VLF10 5 ** MKV30F128VLH10 6 ** MKV30F64VFM10 7 ** MKV30F64VLF10 8 ** MKV30F64VLH10 9 ** 10 ** Compilers: Freescale C/C++ for Embedded ARM 11 ** GNU C Compiler 12 ** IAR ANSI C/C++ Compiler for ARM 13 ** Keil ARM C/C++ Compiler 14 ** MCUXpresso Compiler 15 ** 16 ** Reference manual: KV30P64M100SFARM, Rev. 0, February 14, 2014 17 ** Version: rev. 0.5, 2015-02-19 18 ** Build: b181105 19 ** 20 ** Abstract: 21 ** Provides a system configuration function and a global variable that 22 ** contains the system frequency. It configures the device and initializes 23 ** the oscillator (PLL) that is part of the microcontroller device. 24 ** 25 ** Copyright 2016 Freescale Semiconductor, Inc. 26 ** Copyright 2016-2018 NXP 27 ** All rights reserved. 28 ** 29 ** SPDX-License-Identifier: BSD-3-Clause 30 ** 31 ** http: www.nxp.com 32 ** mail: support@nxp.com 33 ** 34 ** Revisions: 35 ** - rev. 0.1 (2014-02-24) 36 ** Initial version 37 ** - rev. 0.2 (2014-07-15) 38 ** Module access macro module_BASES replaced by module_BASE_PTRS. 39 ** Update of system and startup files. 40 ** - rev. 0.3 (2014-08-28) 41 ** Update of system files - default clock configuration changed. 42 ** Update of startup files - possibility to override DefaultISR added. 43 ** - rev. 0.4 (2014-10-14) 44 ** Interrupt INT_LPTimer renamed to INT_LPTMR0, interrupt INT_Watchdog renamed to INT_WDOG_EWM. 45 ** - rev. 0.5 (2015-02-19) 46 ** Renamed interrupt vector LLW to LLWU. 47 ** 48 ** ################################################################### 49 */ 50 51 /*! 52 * @file MKV30F12810 53 * @version 0.5 54 * @date 2015-02-19 55 * @brief Device specific configuration file for MKV30F12810 (header file) 56 * 57 * Provides a system configuration function and a global variable that contains 58 * the system frequency. It configures the device and initializes the oscillator 59 * (PLL) that is part of the microcontroller device. 60 */ 61 62 #ifndef _SYSTEM_MKV30F12810_H_ 63 #define _SYSTEM_MKV30F12810_H_ /**< Symbol preventing repeated inclusion */ 64 65 #ifdef __cplusplus 66 extern "C" { 67 #endif 68 69 #include <stdint.h> 70 71 72 #ifndef DISABLE_WDOG 73 #define DISABLE_WDOG 1 74 #endif 75 76 /* Define clock source values */ 77 78 #define CPU_XTAL_CLK_HZ 8000000u /* Value of the external crystal or oscillator clock frequency in Hz */ 79 #define CPU_XTAL32k_CLK_HZ 0u /* No RTC clock available */ 80 #define CPU_INT_SLOW_CLK_HZ 32768u /* Value of the slow internal oscillator clock frequency in Hz */ 81 #define CPU_INT_FAST_CLK_HZ 4000000u /* Value of the fast internal oscillator clock frequency in Hz */ 82 #define CPU_INT_IRC_CLK_HZ 48000000u /* Value of the 48M internal oscillator clock frequency in Hz */ 83 84 /* RTC oscillator setting */ 85 86 /* Low power mode enable */ 87 /* SMC_PMPROT: AHSRUN=1,AVLP=1,ALLS=1,AVLLS=1 */ 88 #define SYSTEM_SMC_PMPROT_VALUE 0xAAU /* SMC_PMPROT */ 89 90 #define DEFAULT_SYSTEM_CLOCK 20971520u /* Default System clock value */ 91 92 93 /** 94 * @brief System clock frequency (core clock) 95 * 96 * The system clock frequency supplied to the SysTick timer and the processor 97 * core clock. This variable can be used by the user application to setup the 98 * SysTick timer or configure other parameters. It may also be used by debugger to 99 * query the frequency of the debug timer or configure the trace clock speed 100 * SystemCoreClock is initialized with a correct predefined value. 101 */ 102 extern uint32_t SystemCoreClock; 103 104 /** 105 * @brief Setup the microcontroller system. 106 * 107 * Typically this function configures the oscillator (PLL) that is part of the 108 * microcontroller device. For systems with variable clock speed it also updates 109 * the variable SystemCoreClock. SystemInit is called from startup_device file. 110 */ 111 void SystemInit (void); 112 113 /** 114 * @brief Updates the SystemCoreClock variable. 115 * 116 * It must be called whenever the core clock is changed during program 117 * execution. SystemCoreClockUpdate() evaluates the clock register settings and calculates 118 * the current core clock. 119 */ 120 void SystemCoreClockUpdate (void); 121 122 /** 123 * @brief SystemInit function hook. 124 * 125 * This weak function allows to call specific initialization code during the 126 * SystemInit() execution.This can be used when an application specific code needs 127 * to be called as close to the reset entry as possible (for example the Multicore 128 * Manager MCMGR_EarlyInit() function call). 129 * NOTE: No global r/w variables can be used in this hook function because the 130 * initialization of these variables happens after this function. 131 */ 132 void SystemInitHook (void); 133 134 #ifdef __cplusplus 135 } 136 #endif 137 138 #endif /* _SYSTEM_MKV30F12810_H_ */ 139
