saminit.h

S64和VS1003的MP3播放实现的源代码/

#ifndef _SAMINIT_H_
#define _SAMINIT_H_

#define   XTAL        18432000L
#define   CKGR_DIV    5
#define   CKGR_MUL    26
#define   PLL_DIV     (1<<2)

#if         PLL_DIV == (0<<2)
   #define  PCK_DIV    1
#elif       PLL_DIV == (1<<2)
   #define  PCK_DIV    2
#elif       PLL_DIV == (2<<2)
   #define  PCK_DIV    4
#elif       PLL_DIV == (3<<2)
   #define  PCK_DIV    8
#elif       PLL_DIV == (4<<2)
   #define  PCK_DIV    16
#elif       PLL_DIV == (5<<2)
   #define  PCK_DIV    32
#elif       PLL_DIV == (6<<2)
   #define  PCK_DIV    64
#endif

#define     MCK        (XTAL/CKGR_DIV*CKGR_MUL/PCK_DIV)

#define     SAM_REAMP  0

void SAMInit(void);



#endif