1 /******************************************************************************
2 * @file: system_LPC17xx.h
3 * @purpose: CMSIS Cortex-M3 Device Peripheral Access Layer Header File
4 * for the NXP LPC17xx Device Series
7 *----------------------------------------------------------------------------
9 * Copyright (C) 2008 ARM Limited. All rights reserved.
11 * ARM Limited (ARM) is supplying this software for use with Cortex-M3
12 * processor based microcontrollers. This file can be freely distributed
13 * within development tools that are supporting such ARM based processors.
15 * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
16 * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
17 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
18 * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR
19 * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
21 ******************************************************************************/
24 #ifndef __SYSTEM_LPC17xx_H
25 #define __SYSTEM_LPC17xx_H
27 extern uint32_t SystemFrequency; /*!< System Clock Frequency (Core Clock) */
31 * Initialize the system
36 * @brief Setup the microcontroller system.
37 * Initialize the System and update the SystemFrequency variable.
39 extern void SystemInit (void);