system.h

来自「下位机程序」· C头文件 代码 · 共 30 行

#ifndef _SYSTEM_H
#define	_SYSTEM_H

#define	FCLK_260M		((252<<12)|(4<<4)|1)
#define	FCLK_240M		((232<<12)|(4<<4)|1)
#define	FCLK_220M		((212<<12)|(4<<4)|1)
#define	FCLK_200M		((192<<12)|(4<<4)|1)
#define	FCLK_180M		((172<<12)|(4<<4)|1)
#define	FCLK_160M		((152<<12)|(4<<4)|1)
#define	FCLK_140M		((132<<12)|(4<<4)|1)
#define	FCLK_120M		((112<<12)|(4<<4)|1)
#define	FCLK_100M		((92<<12)|(4<<4)|1)
#define	FCLK_80M		((72<<12)|(4<<4)|1)
#define	FCLK_60M		((52<<12)|(4<<4)|1)
#define	FCLK_48M		((40<<12)|(4<<4)|1)
#define	FCLK_36M		((28<<12)|(4<<4)|1)


#define	DFT_FCLK_VAL	FCLK_200M

extern unsigned int sys_fclk;
extern unsigned int sys_hclk;
extern unsigned int sys_pclk;
extern void ChangeClockDivider(int ,int);
extern void ChangeMPllValue(unsigned int);
extern void ChangeUPllValue(int,int,int);
extern void ISR_init(void);

#endif