spi.h

isd1700系列语音芯片用C51实现~！ 很好

#ifndef _SPIEX_  
#define _SPIEX_  


#define  PU                     0x11  
#define  STOP                   0x12  
#define  RESET                  0x03  
#define  CLI_INT                0x04  
#define  RD_STATUS              0x15  
#define  RD_PLAY_PTR            0x06  
#define  PD                     0x17  
#define  RD_REC_PTR             0x08  
#define  RD_DEVID               0x19  
#define  G_ERASE                0x43  
#define  RD_APC                 0x44  
#define  WR_APC1                0x45  
#define  WR_APC2                0x65  
#define  WR_NVCFG               0x46  
#define  CHK_MEM                0x49  
#define  SET_PLAY               0x80  
#define  SET_REC                0x81  
#define  SET_ERASE              0x82  

#define  HIGH                    1 
#define  LOW                     0 
#define uint unsigned  int 
#define uchar unsigned char 
uchar ISD_SendData(uchar BUF_ISD); 
void ISD_ERASE(void) ;
void  ISD_PU(void);
void ISD_Stop(void);
void RdStatus(void) ; 
void ClrInt(void);
void Erase_All(void); 
void ISD_PLAY(void)	;
void ISD_REC(void);
void SetPLAY(void);
void SetREC(void) ;
void ISD_WR_APC2(void);
void RdAPC(void);
void ISD_WR_NVCFG(void);
uchar RD_DevID(void);
#endif