meh
Fork of mbed by
Diff: TARGET_LPC4088/system_LPC407x_8x_177x_8x.h
- Revision:
- 65:5798e58a58b1
- Child:
- 66:9c8f0e3462fb
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TARGET_LPC4088/system_LPC407x_8x_177x_8x.h Mon Aug 12 13:17:46 2013 +0300 @@ -0,0 +1,89 @@ +/********************************************************************** +* $Id$ system_LPC407x_8x_177x_8x.h 2011-06-02 +*//** +* @file system_LPC407x_8x_177x_8x.h +* @brief CMSIS Cortex-M3 Device Peripheral Access Layer Source File +* for the NXP LPC Device Series +* @version 1.0 +* @date 02. June. 2011 +* @author NXP MCU SW Application Team +* +* Copyright(C) 2011, NXP Semiconductor +* All rights reserved. +* +*********************************************************************** +* Software that is described herein is for illustrative purposes only +* which provides customers with programming information regarding the +* products. This software is supplied "AS IS" without any warranties. +* NXP Semiconductors assumes no responsibility or liability for the +* use of the software, conveys no license or title under any patent, +* copyright, or mask work right to the product. NXP Semiconductors +* reserves the right to make changes in the software without +* notification. NXP Semiconductors also make no representation or +* warranty that such application will be suitable for the specified +* use without further testing or modification. +* Permission to use, copy, modify, and distribute this software and its +* documentation is hereby granted, under NXP Semiconductors' +* relevant copyright in the software, without fee, provided that it +* is used in conjunction with NXP Semiconductors microcontrollers. This +* copyright, permission, and disclaimer notice must appear in all copies of +* this code. +**********************************************************************/ + +#ifndef __SYSTEM_LPC407x_8x_177x_8x_H +#define __SYSTEM_LPC407x_8x_177x_8x_H + +#ifdef __cplusplus +extern "C" { +#endif + +#include <stdint.h> + +extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */ +extern uint32_t PeripheralClock; /*!< Peripheral Clock Frequency (Pclk) */ +extern uint32_t EMCClock; /*!< EMC Clock */ +extern uint32_t USBClock; /*!< USB Frequency */ + + +/** + * Initialize the system + * + * @param none + * @return none + * + * @brief Setup the microcontroller system. + * Initialize the System and update the SystemCoreClock variable. + */ +extern void SystemInit (void); + +/** + * Update SystemCoreClock variable + * + * @param none + * @return none + * + * @brief Updates the SystemCoreClock with current core Clock + * retrieved from cpu registers. + */ +extern void SystemCoreClockUpdate (void); + +/*---------------------------------------------------------------------------- + Define clocks + *----------------------------------------------------------------------------*/ +#define XTAL (12000000UL) /* Oscillator frequency */ +#define OSC_CLK ( XTAL) /* Main oscillator frequency */ +#define RTC_CLK ( 32768UL) /* RTC oscillator frequency */ +#define IRC_OSC (12000000UL) /* Internal RC oscillator frequency */ +#define WDT_OSC ( 500000UL) /* Internal WDT oscillator frequency */ + + + +/* +//-------- <<< end of configuration section >>> ------------------------------ +*/ + +#ifdef __cplusplus +} +#endif + +#endif /* __SYSTEM_LPC407x_8x_177x_8x_H */