153 lines
4.2 KiB
C
153 lines
4.2 KiB
C
/*
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* @brief LPC17xx/LPC40xx basic chip inclusion file
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*
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* @note
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* Copyright(C) NXP Semiconductors, 2014
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* All rights reserved.
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*
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* @par
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* Software that is described herein is for illustrative purposes only
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* which provides customers with programming information regarding the
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* LPC products. This software is supplied "AS IS" without any warranties of
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* any kind, and NXP Semiconductors and its licensor disclaim any and
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* all warranties, express or implied, including all implied warranties of
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* merchantability, fitness for a particular purpose and non-infringement of
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* intellectual property rights. NXP Semiconductors assumes no responsibility
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* or liability for the use of the software, conveys no license or rights under any
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* patent, copyright, mask work right, or any other intellectual property rights in
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* or to any products. NXP Semiconductors reserves the right to make changes
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* in the software without notification. NXP Semiconductors also makes no
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* representation or warranty that such application will be suitable for the
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* specified use without further testing or modification.
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*
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* @par
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* Permission to use, copy, modify, and distribute this software and its
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* documentation is hereby granted, under NXP Semiconductors' and its
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* licensor's relevant copyrights in the software, without fee, provided that it
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* is used in conjunction with NXP Semiconductors microcontrollers. This
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* copyright, permission, and disclaimer notice must appear in all copies of
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* this code.
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*/
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#ifndef __CHIP_H_
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#define __CHIP_H_
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#include "lpc_types.h"
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#include "sys_config.h"
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#include "cmsis.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** @ingroup CHIP_17XX_40XX_DRIVER_OPTIONS
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* @{
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*/
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/**
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* @brief System oscillator rate
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* This value is defined externally to the chip layer and contains
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* the value in Hz for the external oscillator for the board. If using the
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* internal oscillator, this rate can be 0.
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*/
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extern const uint32_t OscRateIn;
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/**
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* @brief RTC oscillator rate
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* This value is defined externally to the chip layer and contains
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* the value in Hz for the RTC oscillator for the board. This is
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* usually 32KHz (32768). If not using the RTC, this rate can be 0.
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*/
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extern const uint32_t RTCOscRateIn;
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/**
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* @}
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*/
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/** @defgroup SUPPORT_17XX_40XX_FUNC CHIP: LPC17xx/40xx support functions
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* @ingroup CHIP_17XX_40XX_Drivers
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* @{
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*/
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/**
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* @brief Current system clock rate, mainly used for sysTick
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*/
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extern uint32_t SystemCoreClock;
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/**
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* @brief Update system core clock rate, should be called if the
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* system has a clock rate change
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* @return None
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*/
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void SystemCoreClockUpdate(void);
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/**
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* @brief Set up and initialize hardware prior to call to main()
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* @return None
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* @note Chip_SystemInit() is called prior to the application and sets up
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* system clocking prior to the application starting.
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*/
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void Chip_SystemInit(void);
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/**
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* @brief USB Pin and clock initialization
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* Calling this function will initialize the USB pins and the clock
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* @return None
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* @note This function will assume that the chip is clocked by an
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* external crystal oscillator of frequency 12MHz and the Oscillator
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* is running.
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*/
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void Chip_USB_Init(void);
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/**
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* @brief Clock and PLL initialization based on the external oscillator
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* @return None
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* @note This function assumes an external crystal oscillator
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* frequency of 12MHz.
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*/
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void Chip_SetupXtalClocking(void);
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/**
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* @brief Clock and PLL initialization based on the internal oscillator
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* @return None
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*/
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void Chip_SetupIrcClocking(void);
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/**
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* @}
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*/
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#if defined(CHIP_LPC175X_6X) || defined(CHIP_LPC177X_8X)
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#ifndef CORE_M3
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#error CORE_M3 is not defined for the LPC17xx architecture
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#error CORE_M3 should be defined as part of your compiler define list
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#endif
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#elif defined(CHIP_LPC40XX)
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#ifndef CORE_M4
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#error CORE_M4 is not defined for the LPC40xx architecture
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#error CORE_M4 should be defined as part of your compiler define list
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#endif
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#elif defined(CHIP_LPC40XX)
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#error CHIP_LPC175X_6X/CHIP_LPC177X_8X/CHIP_LPC40XX is not defined!
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#endif
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#if defined(CHIP_LPC175X_6X)
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#include "chip_lpc175x_6x.h"
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#elif defined(CHIP_LPC177X_8X)
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#include "chip_lpc177x_8x.h"
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#elif defined(CHIP_LPC40XX)
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#include "chip_lpc407x_8x.h"
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* __CHIP_H_ */
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