1 /* 2 ** ################################################################### 3 ** Processors: MKL17Z32VDA4 4 ** MKL17Z32VFM4 5 ** MKL17Z32VFT4 6 ** MKL17Z32VLH4 7 ** MKL17Z32VMP4 8 ** MKL17Z64VDA4 9 ** MKL17Z64VFM4 10 ** MKL17Z64VFT4 11 ** MKL17Z64VLH4 12 ** MKL17Z64VMP4 13 ** 14 ** Compilers: Keil ARM C/C++ Compiler 15 ** Freescale C/C++ for Embedded ARM 16 ** GNU C Compiler 17 ** IAR ANSI C/C++ Compiler for ARM 18 ** MCUXpresso Compiler 19 ** 20 ** Reference manual: KL17P64M48SF2RM, Rev. 1, Sep 2014 21 ** Version: rev. 1.4, 2016-02-02 22 ** Build: b180801 23 ** 24 ** Abstract: 25 ** Provides a system configuration function and a global variable that 26 ** contains the system frequency. It configures the device and initializes 27 ** the oscillator (PLL) that is part of the microcontroller device. 28 ** 29 ** Copyright 2016 Freescale Semiconductor, Inc. 30 ** Copyright 2016-2018 NXP 31 ** 32 ** SPDX-License-Identifier: BSD-3-Clause 33 ** 34 ** http: www.nxp.com 35 ** mail: support@nxp.com 36 ** 37 ** Revisions: 38 ** - rev. 1.0 (2014-05-12) 39 ** Initial version. 40 ** - rev. 1.1 (2014-07-10) 41 ** UART0 - UART0 module renamed to UART2. 42 ** - rev. 1.2 (2014-08-12) 43 ** CRC - CRC register renamed to DATA. 44 ** - rev. 1.3 (2014-09-22) 45 ** FLEXIO - Offsets of the SHIFTBUFBIS registers were interchanged with offsets of the SHIFTBUFBBS registers. 46 ** SIM - Changed bitfield value MCGIRCLK to LIRC_CLK of bitfield CLKOUTSEL in SOPT2 register. 47 ** SIM - Removed bitfield DIEID in SDID register. 48 ** UART2 - Removed ED register. 49 ** UART2 - Removed MODEM register. 50 ** UART2 - Removed IR register. 51 ** UART2 - Removed PFIFO register. 52 ** UART2 - Removed CFIFO register. 53 ** UART2 - Removed SFIFO register. 54 ** UART2 - Removed TWFIFO register. 55 ** UART2 - Removed TCFIFO register. 56 ** UART2 - Removed RWFIFO register. 57 ** UART2 - Removed RCFIFO register. 58 ** - rev. 1.4 (2016-02-02) 59 ** FGPIO - Add FGPIO registers. 60 ** 61 ** ################################################################### 62 */ 63 64 /*! 65 * @file MKL17Z644 66 * @version 1.4 67 * @date 2016-02-02 68 * @brief Device specific configuration file for MKL17Z644 (header file) 69 * 70 * Provides a system configuration function and a global variable that contains 71 * the system frequency. It configures the device and initializes the oscillator 72 * (PLL) that is part of the microcontroller device. 73 */ 74 75 #ifndef _SYSTEM_MKL17Z644_H_ 76 #define _SYSTEM_MKL17Z644_H_ /**< Symbol preventing repeated inclusion */ 77 78 #ifdef __cplusplus 79 extern "C" { 80 #endif 81 82 #include <stdint.h> 83 84 85 #ifndef DISABLE_WDOG 86 #define DISABLE_WDOG 1 87 #endif 88 89 #ifndef ACK_ISOLATION 90 #define ACK_ISOLATION 1 91 #endif 92 93 /* Define clock source values */ 94 95 #define CPU_XTAL_CLK_HZ 32768u /* Value of the external crystal or oscillator clock frequency in Hz */ 96 #define CPU_INT_FAST_CLK_HZ 48000000u /* Value of the fast internal oscillator clock frequency in Hz */ 97 #define CPU_INT_IRC_CLK_HZ 48000000u /* Value of the 48M internal oscillator clock frequency in Hz */ 98 99 /* Low power mode enable */ 100 /* SMC_PMPROT: AVLP=1,AVLLS=1 */ 101 #define SYSTEM_SMC_PMPROT_VALUE 0x2Au /* SMC_PMPROT */ 102 103 #define DEFAULT_SYSTEM_CLOCK 8000000u /* Default System clock value */ 104 #define CPU_INT_SLOW_CLK_HZ 8000000u /* Value of the slow internal oscillator clock frequency in Hz */ 105 106 107 /** 108 * @brief System clock frequency (core clock) 109 * 110 * The system clock frequency supplied to the SysTick timer and the processor 111 * core clock. This variable can be used by the user application to setup the 112 * SysTick timer or configure other parameters. It may also be used by debugger to 113 * query the frequency of the debug timer or configure the trace clock speed 114 * SystemCoreClock is initialized with a correct predefined value. 115 */ 116 extern uint32_t SystemCoreClock; 117 118 /** 119 * @brief Setup the microcontroller system. 120 * 121 * Typically this function configures the oscillator (PLL) that is part of the 122 * microcontroller device. For systems with variable clock speed it also updates 123 * the variable SystemCoreClock. SystemInit is called from startup_device file. 124 */ 125 void SystemInit (void); 126 127 /** 128 * @brief Updates the SystemCoreClock variable. 129 * 130 * It must be called whenever the core clock is changed during program 131 * execution. SystemCoreClockUpdate() evaluates the clock register settings and calculates 132 * the current core clock. 133 */ 134 void SystemCoreClockUpdate (void); 135 136 /** 137 * @brief SystemInit function hook. 138 * 139 * This weak function allows to call specific initialization code during the 140 * SystemInit() execution.This can be used when an application specific code needs 141 * to be called as close to the reset entry as possible (for example the Multicore 142 * Manager MCMGR_EarlyInit() function call). 143 * NOTE: No global r/w variables can be used in this hook function because the 144 * initialization of these variables happens after this function. 145 */ 146 void SystemInitHook (void); 147 148 #ifdef __cplusplus 149 } 150 #endif 151 152 #endif /* _SYSTEM_MKL17Z644_H_ */ 153
