target.h

来自「LPC2102的keil vendor code」· C头文件 代码 · 共 43 行

/*****************************************************************************
 *   target.h:  Header file for NXP LPC210x Family Microprocessors
 *
 *   Copyright(C) 2006, NXP Semiconductor
 *   All rights reserved.
 *
 *   History
 *   2005.10.01  ver 1.00    Prelimnary version, first Release
 *
******************************************************************************/
#ifndef __TARGET_H 
#define __TARGET_H

#ifdef __cplusplus
   extern "C" {
#endif

/* System configuration: Fosc, Fcclk, Fcco, Fpclk must be defined */
/* Crystal frequence,10MHz~25MHz should be the same as actual status. */
#define Fosc	12000000

/* System frequence,should be (1~32)multiples of Fosc,and should be equal or 
less than 60MHz. */
#define Fcclk	(Fosc * 5)

/* CCO frequence,should be 2/4/8/16 multiples of Fcclk, ranged from 156MHz to 
320MHz. */
#define Fcco	(Fcclk * 4)

/* VPB clock frequence , must be 1/2/4 multiples of (Fcclk / 4). */
#define Fpclk	(Fcclk / 4) * 1

extern void TargetInit(void);

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