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Diff: TARGET_KL27Z/TOOLCHAIN_IAR/system_MKL27Z644.h
- Revision:
- 171:3a7713b1edbc
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TARGET_KL27Z/TOOLCHAIN_IAR/system_MKL27Z644.h Thu Nov 08 11:45:42 2018 +0000 @@ -0,0 +1,166 @@ +/* +** ################################################################### +** Processors: MKL27Z32VDA4 +** MKL27Z32VFM4 +** MKL27Z32VFT4 +** MKL27Z32VLH4 +** MKL27Z32VMP4 +** MKL27Z64VDA4 +** MKL27Z64VFM4 +** MKL27Z64VFT4 +** MKL27Z64VLH4 +** MKL27Z64VMP4 +** +** Compilers: Keil ARM C/C++ Compiler +** Freescale C/C++ for Embedded ARM +** GNU C Compiler +** IAR ANSI C/C++ Compiler for ARM +** +** Reference manual: KL27P64M48SF2RM, Rev. 1, Sep 2014 +** Version: rev. 1.4, 2014-09-22 +** Build: b151217 +** +** Abstract: +** Provides a system configuration function and a global variable that +** contains the system frequency. It configures the device and initializes +** the oscillator (PLL) that is part of the microcontroller device. +** +** Copyright (c) 2015 Freescale Semiconductor, Inc. +** All rights reserved. +** +** Redistribution and use in source and binary forms, with or without modification, +** are permitted provided that the following conditions are met: +** +** o Redistributions of source code must retain the above copyright notice, this list +** of conditions and the following disclaimer. +** +** o Redistributions in binary form must reproduce the above copyright notice, this +** list of conditions and the following disclaimer in the documentation and/or +** other materials provided with the distribution. +** +** o Neither the name of Freescale Semiconductor, Inc. nor the names of its +** contributors may be used to endorse or promote products derived from this +** software without specific prior written permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND +** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +** WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +** DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR +** ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +** (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +** LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON +** ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +** SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +** +** http: www.freescale.com +** mail: support@freescale.com +** +** Revisions: +** - rev. 1.0 (2014-05-12) +** Initial version. +** - rev. 1.1 (2014-07-10) +** UART0 - UART0 module renamed to UART2. +** - rev. 1.2 (2014-08-12) +** CRC - CRC register renamed to DATA. +** - rev. 1.3 (2014-09-02) +** USB - USB0_CTL0 was renamed to USB0_OTGCTL register. +** USB - USB0_CTL1 was renamed to USB0_CTL register. +** USB - Two new bitfields (STOP_ACK_DLY_EN, AHB_DLY_EN) was added to the USB0_KEEP_ALIVE_CTRL register. +** - rev. 1.4 (2014-09-22) +** FLEXIO - Offsets of the SHIFTBUFBIS registers were interchanged with offsets of the SHIFTBUFBBS registers. +** SIM - Changed bitfield value MCGIRCLK to LIRC_CLK of bitfield CLKOUTSEL in SOPT2 register. +** SIM - Removed bitfield DIEID in SDID register. +** UART2 - Removed ED register. +** UART2 - Removed MODEM register. +** UART2 - Removed IR register. +** UART2 - Removed PFIFO register. +** UART2 - Removed CFIFO register. +** UART2 - Removed SFIFO register. +** UART2 - Removed TWFIFO register. +** UART2 - Removed TCFIFO register. +** UART2 - Removed RWFIFO register. +** UART2 - Removed RCFIFO register. +** USB - Removed bitfield REG_EN in CLK_RECOVER_IRC_EN register. +** USB - Renamed USBEN bitfield of USB0_CTL was renamed to USBENSOFEN. +** +** ################################################################### +*/ + +/*! + * @file MKL27Z644 + * @version 1.4 + * @date 2014-09-22 + * @brief Device specific configuration file for MKL27Z644 (header file) + * + * Provides a system configuration function and a global variable that contains + * the system frequency. It configures the device and initializes the oscillator + * (PLL) that is part of the microcontroller device. + */ + +#ifndef _SYSTEM_MKL27Z644_H_ +#define _SYSTEM_MKL27Z644_H_ /**< Symbol preventing repeated inclusion */ + +#ifdef __cplusplus +extern "C" { +#endif + +#include <stdint.h> + + +#ifndef DISABLE_WDOG + #define DISABLE_WDOG 1 +#endif + +#ifndef ACK_ISOLATION + #define ACK_ISOLATION 1 +#endif + +/* Define clock source values */ + +#define CPU_XTAL_CLK_HZ 32768u /* Value of the external crystal or oscillator clock frequency in Hz */ +#define CPU_INT_FAST_CLK_HZ 48000000u /* Value of the fast internal oscillator clock frequency in Hz */ +#define CPU_INT_IRC_CLK_HZ 48000000u /* Value of the 48M internal oscillator clock frequency in Hz */ + +/* Low power mode enable */ +/* SMC_PMPROT: AVLP=1,AVLLS=1 */ +#define SYSTEM_SMC_PMPROT_VALUE 0x2Au /* SMC_PMPROT */ + +#define DEFAULT_SYSTEM_CLOCK 8000000u /* Default System clock value */ +#define CPU_INT_SLOW_CLK_HZ 8000000u /* Value of the slow internal oscillator clock frequency in Hz */ + + +/** + * @brief System clock frequency (core clock) + * + * The system clock frequency supplied to the SysTick timer and the processor + * core clock. This variable can be used by the user application to setup the + * SysTick timer or configure other parameters. It may also be used by debugger to + * query the frequency of the debug timer or configure the trace clock speed + * SystemCoreClock is initialized with a correct predefined value. + */ +extern uint32_t SystemCoreClock; + +/** + * @brief Setup the microcontroller system. + * + * Typically this function configures the oscillator (PLL) that is part of the + * microcontroller device. For systems with variable clock speed it also updates + * the variable SystemCoreClock. SystemInit is called from startup_device file. + */ +void SystemInit (void); + +/** + * @brief Updates the SystemCoreClock variable. + * + * It must be called whenever the core clock is changed during program + * execution. SystemCoreClockUpdate() evaluates the clock register settings and calculates + * the current core clock. + */ +void SystemCoreClockUpdate (void); + +#ifdef __cplusplus +} +#endif + +#endif /* _SYSTEM_MKL27Z644_H_ */