diff options
Diffstat (limited to 'FreeRTOS/Demo/Safe_Interrupts_M33F_NXP_LPC55S69_MCUXpresso/NXP_Code/device/system_LPC55S69_cm33_core0.h')
| -rw-r--r-- | FreeRTOS/Demo/Safe_Interrupts_M33F_NXP_LPC55S69_MCUXpresso/NXP_Code/device/system_LPC55S69_cm33_core0.h | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/FreeRTOS/Demo/Safe_Interrupts_M33F_NXP_LPC55S69_MCUXpresso/NXP_Code/device/system_LPC55S69_cm33_core0.h b/FreeRTOS/Demo/Safe_Interrupts_M33F_NXP_LPC55S69_MCUXpresso/NXP_Code/device/system_LPC55S69_cm33_core0.h new file mode 100644 index 000000000..7ef9ccb41 --- /dev/null +++ b/FreeRTOS/Demo/Safe_Interrupts_M33F_NXP_LPC55S69_MCUXpresso/NXP_Code/device/system_LPC55S69_cm33_core0.h @@ -0,0 +1,113 @@ +/* +** ################################################################### +** 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_ */ |