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/*
** ###################################################################
** Processors: LPC55S69JBD100_cm33_core0
** LPC55S69JBD64_cm33_core0
** LPC55S69JEV98_cm33_core0
**
** Compilers: GNU C Compiler
** IAR ANSI C/C++ Compiler for ARM
** Keil ARM C/C++ Compiler
** MCUXpresso Compiler
**
** Reference manual: LPC55S6x/LPC55S2x/LPC552x User manual(UM11126) Rev.1.3 16 May 2019
** Version: rev. 1.1, 2019-05-16
** Build: b200418
**
** 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 2016 Freescale Semiconductor, Inc.
** Copyright 2016-2020 NXP
** All rights reserved.
**
** SPDX-License-Identifier: BSD-3-Clause
**
** http: www.nxp.com
** mail: support@nxp.com
**
** Revisions:
** - rev. 1.0 (2018-08-22)
** Initial version based on v0.2UM
** - rev. 1.1 (2019-05-16)
** Initial A1 version based on v1.3UM
**
** ###################################################################
*/
/*!
* @file LPC55S69_cm33_core0
* @version 1.1
* @date 2019-05-16
* @brief Device specific configuration file for LPC55S69_cm33_core0 (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_LPC55S69_cm33_core0_H_
#define _SYSTEM_LPC55S69_cm33_core0_H_ /**< Symbol preventing repeated inclusion */
#ifdef __cplusplus
extern "C" {
#endif
#include <stdint.h>
#define DEFAULT_SYSTEM_CLOCK 12000000u /* Default System clock value */
#define CLK_RTC_32K_CLK 32768u /* RTC oscillator 32 kHz output (32k_clk */
#define CLK_FRO_12MHZ 12000000u /* FRO 12 MHz (fro_12m) */
#define CLK_FRO_48MHZ 48000000u /* FRO 48 MHz (fro_48m) */
#define CLK_FRO_96MHZ 96000000u /* FRO 96 MHz (fro_96m) */
#define CLK_CLK_IN 16000000u /* Default CLK_IN pin clock */
/**
* @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);
/**
* @brief SystemInit function hook.
*
* This weak function allows to call specific initialization code during the
* SystemInit() execution.This can be used when an application specific code needs
* to be called as close to the reset entry as possible (for example the Multicore
* Manager MCMGR_EarlyInit() function call).
* NOTE: No global r/w variables can be used in this hook function because the
* initialization of these variables happens after this function.
*/
void SystemInitHook (void);
#ifdef __cplusplus
}
#endif
#endif /* _SYSTEM_LPC55S69_cm33_core0_H_ */
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