app_magdrive.h

磁条卡读卡的源代码

#ifndef __APP_MAGDRIVE_H__
#define __APP_MAGDRIVE_H__

#define IO_RCPA                         (0x01<<10)
#define IO_RDTA                         (0x01<<11)

#define IO_RCPB                         (0x01<<7)
#define IO_RDTB                         (0x01<<8)

#define IO_CLS                          (0x01<<9)

#define IO_TRACK_1_DATA             
#define IO_TRACK_1_CLK

#define IO_TRACK_2_DATA                 IO_RDTB                 
#define IO_TRACK_2_CLK                  IO_RCPB 

#define IO_TRACK_3_DATA                 IO_RDTA
#define IO_TRACK_3_CLK                  IO_RCPA

#define IO_BUZZER_CTRL                  (0x01<<5)


typedef struct
{
	unsigned short  TK1_StartGuard;     //Start Sentinel
	unsigned short  TK1_ClkSign;
	unsigned short  TK1_BITMAP;
	unsigned short  TK1_Len;
	unsigned short  TK1_Index;
	unsigned char   TK1_Data[79+2];
}MAGCARD_TRACK1;

typedef struct
{
	unsigned short  TK2_StartGuard;     //Start Sentinel
	unsigned short  TK2_ClkSign;
	unsigned short  TK2_BITMAP;
	unsigned short  TK2_Len;
	unsigned short  TK2_Index;
	unsigned char   TK2_Data[40+2];
}MAGCARD_TRACK2;

typedef struct
{
    unsigned short  TK3_StartGuard;     //Start Sentinel
	unsigned short  TK3_ClkSign;
	unsigned short  TK3_BITMAP;
	unsigned short  TK3_Len;
	unsigned short  TK3_Index;
	unsigned char   TK3_Data[107+2];
}MAGCARD_TRACK3;



void  MagDrive_Init(void);

UINT1 MagDrive_Polling(void);
UINT1 MagDrive_Get_TK1(void);
UINT1 MagDrive_Get_TK2(void);
UINT1 MagDrive_Get_TK3(void);
UINT1 MagDrive_Decode_Track(UINT1* aOutData,UINT1* aInData,UINT2 nLen);

UINT1 MagDrive_Check_5Bits(UINT1 a5Bits);
UINT1 MagDrive_Check_Track2_Characters(UINT1* aBuff,UINT2 nLen);
UINT1 MagDrive_Check_LRC(UINT1* aBuff,UINT2 nLen);
UINT1 MagDrive_Decode_Track(UINT1* aOutData,UINT1* aInData,UINT2 nLen);
void  MagDrive_Rvs_Bits(UINT1* aBuff, UINT2 nLen);
void  MagDrive_Fix_Track2(MAGCARD_TRACK2* pTK2);




#endif //__APP_MAGDRIVE_H__