config.h

ZLG的SMARTARM2300开发板的pll源程序。

/****************************************Copyright (c)**************************************************
**                         Guangzhou ZHIYUAN electronics Co.,LTD.                               
**                                     
**                               http://www.embedtools.com
**
**--------------File Info-------------------------------------------------------------------------------
** File Name: config.h
** Last modified Date:  2004-09-17
** Last Version: 1.0
** Descriptions: User Configurable File
**
**------------------------------------------------------------------------------------------------------
** Created By: Chenmingji
** Created date:   2004-09-17
** Version: 1.0
** Descriptions: First version
**
**------------------------------------------------------------------------------------------------------
** Modified by:   LinEnqiang
** Modified date: 2007-05-15
** Version: 1.0
** Descriptions: Modified for NXP23xx
**
********************************************************************************************************/
#ifndef __CONFIG_H 
#define __CONFIG_H
#ifdef __cplusplus
extern "C" {
#endif


//这一段无需改动
//This segment should not be modified
#ifndef TRUE
#define TRUE  1
#endif

#ifndef FALSE
#define FALSE 0
#endif

typedef unsigned char  uint8;                   // defined for unsigned 8-bits integer variable 	无符号8位整型变量  
typedef signed   char  int8;                    // defined for signed 8-bits integer variable		有符号8位整型变量  
typedef unsigned short uint16;                  // defined for unsigned 16-bits integer variable 	无符号16位整型变量 
typedef signed   short int16;                   // defined for signed 16-bits integer variable 		有符号16位整型变量 
typedef unsigned int   uint32;                  // defined for unsigned 32-bits integer variable 	无符号32位整型变量 
typedef signed   int   int32;                   // defined for signed 32-bits integer variable 		有符号32位整型变量 
typedef float          fp32;                    // single precision floating point variable (32bits) 单精度浮点数（32位长度） 
typedef double         fp64;                    // double precision floating point variable (64bits) 双精度浮点数（64位长度） 
#define GLOBAL	 extern	

/********************************/
/*      ARM的特殊代码           */
/*      ARM specital code       */
/********************************/
//这一段无需改动
//This segment should not be modify

#include    "LPC23xx.h"
/********************************/
/*     应用程序配置             */
/*Application Program Configurations*/
/********************************/
//以下根据需要改动
//This segment could be modified as needed.
#include    <stdio.h>
#include    <string.h>
#include    <ctype.h>
#include    <stdlib.h>
#include    <setjmp.h>
#include    <rt_misc.h>
#include    "target.h"              		 //This line may not be deleted 这一句不能删除



/********************************/
/*     本例程的配置             */
/*Configuration of the example */
/********************************/
// If the value of(USE_RTC_OSC) is as same as the USE_MAIN_OSC,the anterior(USE_RTC_OSC) is selected acquiescently

#define	USE_USB				1

#define Fosc                12000000					//	OSC = 12MHz

#if USE_USB	
	
	#define Fusbclk	 48000000
	
	#define Fcclk	(Fosc * 4) 							// 主频 Fcclk = 48MHz
	#define Fcco	(Fusbclk * (USBCLKDivValue+1))		// 如果用了USB,则Fcco是Fcclk与Fusbclk在275~550M之间的最小公倍数
														// Fcco是Fcclk在275~550M之间的最小倍数
	#define Fpclk	(Fcclk / 2)
	
	#define PLL_NValue			1
	#define PLL_MValue			(((Fcco/Fosc)*(PLL_NValue+1)/2)-1)
	#define CCLKDivValue		(Fcco/Fcclk-1)
	#define USBCLKDivValue		5	
#else
	#define Fcclk	(Fosc * 4)							// 主频 Fcclk = 48MHz
	#define Fcco    (Fcclk* 6)
	
	#define Fpclk	(Fcclk / 4)
	
	#define PLL_NValue			1	
	#define PLL_MValue			(((Fcco/Fosc)*(PLL_NValue+1)/2)-1)
	#define CCLKDivValue		(Fcco/Fcclk-1)
	#define USBCLKDivValue		254		
#endif	


#define     BUZZER                  1 << 27             // P1.27控制蜂鸣器，低电平蜂鸣

#define     BUZZER_Set()            PINSEL3&=0xFFCFFFFF,IO1DIR|=(1<<27),IO1CLR|=(1<<27)  // 开蜂鸣器
#define     BUZZER_Clr()            IO1SET|=(1<<27) 

#ifdef __cplusplus
	}
#endif
#endif
/*********************************************************************************************************
**                            End Of File
********************************************************************************************************/