dds9851.h

采用AD9851设计的一个产生50M 方波

//dds.h

#ifndef __DDS9851_H__
#define __DDS9851_H__
#include <REG52.H>

	sbit DDS_FQ_UD 	=   P3^6;
	sbit DDS_W_CLK 	=   P3^7;
	#define  DDS_Data     P2
	
	#define MOS   180000000                     //晶体时钟

	void Init_DDS(void);
	void SetFreq(double f ,unsigned char p ); /* f 为频率值 p phase*/
	void outData(unsigned char*);

//	void SetAM(unsigned char *);
	void SetFM(unsigned char *);
	void SetPSK(unsigned char *);
	void SetASK(unsigned char *);
	void SetFSK(unsigned char *);

	void delay1(void);

#endif