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TARGET_FF_LPC546XX/TOOLCHAIN_GCC_ARM/system_LPC54628.h@171:3a7713b1edbc, 2018-11-08 (annotated)

Committer:
AnnaBridge
Date:
Thu Nov 08 11:45:42 2018 +0000
Revision:
171:3a7713b1edbc
Parent:
TARGET_LPC546XX/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_LPC546XX/device/system_LPC54628.h@163:e59c8e839560 
mbed library. Release version 164

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 163:e59c8e839560 1 /*
AnnaBridge 163:e59c8e839560 2 ** ###################################################################
AnnaBridge 163:e59c8e839560 3 ** Processor: LPC54628J512ET180
AnnaBridge 163:e59c8e839560 4 ** Compilers: Keil ARM C/C++ Compiler
AnnaBridge 163:e59c8e839560 5 ** GNU C Compiler
AnnaBridge 163:e59c8e839560 6 ** IAR ANSI C/C++ Compiler for ARM
AnnaBridge 163:e59c8e839560 7 ** MCUXpresso Compiler
AnnaBridge 163:e59c8e839560 8 **
AnnaBridge 163:e59c8e839560 9 ** Reference manual: LPC546xx User manual Rev.1.9 5 June 2017
AnnaBridge 163:e59c8e839560 10 ** Version: rev. 1.2, 2017-06-08
AnnaBridge 163:e59c8e839560 11 ** Build: b170609
AnnaBridge 163:e59c8e839560 12 **
AnnaBridge 163:e59c8e839560 13 ** Abstract:
AnnaBridge 163:e59c8e839560 14 ** Provides a system configuration function and a global variable that
AnnaBridge 163:e59c8e839560 15 ** contains the system frequency. It configures the device and initializes
AnnaBridge 163:e59c8e839560 16 ** the oscillator (PLL) that is part of the microcontroller device.
AnnaBridge 163:e59c8e839560 17 **
AnnaBridge 163:e59c8e839560 18 ** Copyright 2016 Freescale Semiconductor, Inc.
AnnaBridge 163:e59c8e839560 19 ** Copyright 2016-2017 NXP
AnnaBridge 163:e59c8e839560 20 ** Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 163:e59c8e839560 21 ** are permitted provided that the following conditions are met:
AnnaBridge 163:e59c8e839560 22 **
AnnaBridge 163:e59c8e839560 23 ** 1. Redistributions of source code must retain the above copyright notice, this list
AnnaBridge 163:e59c8e839560 24 ** of conditions and the following disclaimer.
AnnaBridge 163:e59c8e839560 25 **
AnnaBridge 163:e59c8e839560 26 ** 2. Redistributions in binary form must reproduce the above copyright notice, this
AnnaBridge 163:e59c8e839560 27 ** list of conditions and the following disclaimer in the documentation and/or
AnnaBridge 163:e59c8e839560 28 ** other materials provided with the distribution.
AnnaBridge 163:e59c8e839560 29 **
AnnaBridge 163:e59c8e839560 30 ** 3. Neither the name of the copyright holder nor the names of its
AnnaBridge 163:e59c8e839560 31 ** contributors may be used to endorse or promote products derived from this
AnnaBridge 163:e59c8e839560 32 ** software without specific prior written permission.
AnnaBridge 163:e59c8e839560 33 **
AnnaBridge 163:e59c8e839560 34 ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
AnnaBridge 163:e59c8e839560 35 ** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
AnnaBridge 163:e59c8e839560 36 ** WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 163:e59c8e839560 37 ** DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
AnnaBridge 163:e59c8e839560 38 ** ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
AnnaBridge 163:e59c8e839560 39 ** (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
AnnaBridge 163:e59c8e839560 40 ** LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
AnnaBridge 163:e59c8e839560 41 ** ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
AnnaBridge 163:e59c8e839560 42 ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
AnnaBridge 163:e59c8e839560 43 ** SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 163:e59c8e839560 44 **
AnnaBridge 163:e59c8e839560 45 ** http: www.nxp.com
AnnaBridge 163:e59c8e839560 46 ** mail: support@nxp.com
AnnaBridge 163:e59c8e839560 47 **
AnnaBridge 163:e59c8e839560 48 ** Revisions:
AnnaBridge 163:e59c8e839560 49 ** - rev. 1.0 (2016-08-12)
AnnaBridge 163:e59c8e839560 50 ** Initial version.
AnnaBridge 163:e59c8e839560 51 ** - rev. 1.1 (2016-11-25)
AnnaBridge 163:e59c8e839560 52 ** Update CANFD and Classic CAN register.
AnnaBridge 163:e59c8e839560 53 ** Add MAC TIMERSTAMP registers.
AnnaBridge 163:e59c8e839560 54 ** - rev. 1.2 (2017-06-08)
AnnaBridge 163:e59c8e839560 55 ** Remove RTC_CTRL_RTC_OSC_BYPASS.
AnnaBridge 163:e59c8e839560 56 ** SYSCON_ARMTRCLKDIV rename to SYSCON_ARMTRACECLKDIV.
AnnaBridge 163:e59c8e839560 57 ** Remove RESET and HALT from SYSCON_AHBCLKDIV.
AnnaBridge 163:e59c8e839560 58 **
AnnaBridge 163:e59c8e839560 59 ** ###################################################################
AnnaBridge 163:e59c8e839560 60 */
AnnaBridge 163:e59c8e839560 61
AnnaBridge 163:e59c8e839560 62 /*!
AnnaBridge 163:e59c8e839560 63 * @file LPC54628
AnnaBridge 163:e59c8e839560 64 * @version 1.2
AnnaBridge 163:e59c8e839560 65 * @date 2017-06-08
AnnaBridge 163:e59c8e839560 66 * @brief Device specific configuration file for LPC54628 (header file)
AnnaBridge 163:e59c8e839560 67 *
AnnaBridge 163:e59c8e839560 68 * Provides a system configuration function and a global variable that contains
AnnaBridge 163:e59c8e839560 69 * the system frequency. It configures the device and initializes the oscillator
AnnaBridge 163:e59c8e839560 70 * (PLL) that is part of the microcontroller device.
AnnaBridge 163:e59c8e839560 71 */
AnnaBridge 163:e59c8e839560 72
AnnaBridge 163:e59c8e839560 73 #ifndef _SYSTEM_LPC54628_H_
AnnaBridge 163:e59c8e839560 74 #define _SYSTEM_LPC54628_H_ /**< Symbol preventing repeated inclusion */
AnnaBridge 163:e59c8e839560 75
AnnaBridge 163:e59c8e839560 76 #ifdef __cplusplus
AnnaBridge 163:e59c8e839560 77 extern "C" {
AnnaBridge 163:e59c8e839560 78 #endif
AnnaBridge 163:e59c8e839560 79
AnnaBridge 163:e59c8e839560 80 #include <stdint.h>
AnnaBridge 163:e59c8e839560 81
AnnaBridge 163:e59c8e839560 82 #define DEFAULT_SYSTEM_CLOCK 12000000u /* Default System clock value */
AnnaBridge 163:e59c8e839560 83 #define CLK_RTC_32K_CLK 32768u /* RTC oscillator 32 kHz output (32k_clk */
AnnaBridge 163:e59c8e839560 84 #define CLK_FRO_12MHZ 12000000u /* FRO 12 MHz (fro_12m) */
AnnaBridge 163:e59c8e839560 85 #define CLK_FRO_48MHZ 48000000u /* FRO 48 MHz (fro_48m) */
AnnaBridge 163:e59c8e839560 86 #define CLK_FRO_96MHZ 96000000u /* FRO 96 MHz (fro_96m) */
AnnaBridge 163:e59c8e839560 87 #define CLK_CLK_IN 0u /* Default CLK_IN pin clock */
AnnaBridge 163:e59c8e839560 88
AnnaBridge 163:e59c8e839560 89
AnnaBridge 163:e59c8e839560 90 /**
AnnaBridge 163:e59c8e839560 91 * @brief System clock frequency (core clock)
AnnaBridge 163:e59c8e839560 92 *
AnnaBridge 163:e59c8e839560 93 * The system clock frequency supplied to the SysTick timer and the processor
AnnaBridge 163:e59c8e839560 94 * core clock. This variable can be used by the user application to setup the
AnnaBridge 163:e59c8e839560 95 * SysTick timer or configure other parameters. It may also be used by debugger to
AnnaBridge 163:e59c8e839560 96 * query the frequency of the debug timer or configure the trace clock speed
AnnaBridge 163:e59c8e839560 97 * SystemCoreClock is initialized with a correct predefined value.
AnnaBridge 163:e59c8e839560 98 */
AnnaBridge 163:e59c8e839560 99 extern uint32_t SystemCoreClock;
AnnaBridge 163:e59c8e839560 100
AnnaBridge 163:e59c8e839560 101 /**
AnnaBridge 163:e59c8e839560 102 * @brief Setup the microcontroller system.
AnnaBridge 163:e59c8e839560 103 *
AnnaBridge 163:e59c8e839560 104 * Typically this function configures the oscillator (PLL) that is part of the
AnnaBridge 163:e59c8e839560 105 * microcontroller device. For systems with variable clock speed it also updates
AnnaBridge 163:e59c8e839560 106 * the variable SystemCoreClock. SystemInit is called from startup_device file.
AnnaBridge 163:e59c8e839560 107 */
AnnaBridge 163:e59c8e839560 108 void SystemInit (void);
AnnaBridge 163:e59c8e839560 109
AnnaBridge 163:e59c8e839560 110 /**
AnnaBridge 163:e59c8e839560 111 * @brief Updates the SystemCoreClock variable.
AnnaBridge 163:e59c8e839560 112 *
AnnaBridge 163:e59c8e839560 113 * It must be called whenever the core clock is changed during program
AnnaBridge 163:e59c8e839560 114 * execution. SystemCoreClockUpdate() evaluates the clock register settings and calculates
AnnaBridge 163:e59c8e839560 115 * the current core clock.
AnnaBridge 163:e59c8e839560 116 */
AnnaBridge 163:e59c8e839560 117 void SystemCoreClockUpdate (void);
AnnaBridge 163:e59c8e839560 118
AnnaBridge 163:e59c8e839560 119 #ifdef __cplusplus
AnnaBridge 163:e59c8e839560 120 }
AnnaBridge 163:e59c8e839560 121 #endif
AnnaBridge 163:e59c8e839560 122
AnnaBridge 163:e59c8e839560 123 #endif /* _SYSTEM_LPC54628_H_ */