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YW_TOPAZ_ReadBlock
TOPAZ卡片讀塊

參數列表：

int stdcall YW_TOPAZ_ReadBlock

(

int ReaderID,

unsigned char *UID, 

unsigned char BlockID, 

unsigned char *pDataRet

)


參數含義：

參數

類型

方向

含義

ReaderID

int

IN

所要獲取的設備標示ID，范圍0x0000-0xFFFF，如果未知，則ReaderID=0

UID

unsigned char*

IN

TOPAZ卡的UID，目前4字節

BlockID

unsigned char

IN

要讀取的塊號

pDataRet

unsigned char*

OUT

讀到的數據，8個字節

返 回 值：大于0為命令發送成功，<=0為命令發送失敗


C++聲明（VC++和C++ Builder）：

int stdcall YW_TOPAZ_ReadBlock(int ReaderID,unsigned char *UID, unsigned char BlockID, unsigned char *pDataRet)


Delphi聲明：

function YW_TOPAZ_ReadBlock(ReaderID: Integer;UID: PChar;BlockID: Byte;pDataRet: PChar): Integer;stdcall;external YOWOREADERDLL;


VB聲明：

Public Declare Function YW_TOPAZ_ReadBlock Lib "YW60x.dll" (ByVal ReaderID As Long, ByRef UID As Byte, ByVal BlockID As Byte, ByRef pDataRet As Byte) As Long


JAVA聲明：

public int YW_TOPAZ_ReadBlock(int ReaderID,Pointer UID, byte BlockID, Pointer pDataRet)

{

int ret;

try

{

JNative fuc = new JNative("YW60x.dll", "YW_TOPAZ_ReadBlock");

fuc.setRetVal(Type.INT);

fuc.setParameter(0, ReaderID);

fuc.setParameter(1, UID);

fuc.setParameter(2, BlockID);

fuc.setParameter(3, pDataRet);

fuc.invoke();

ret = fuc.getRetValAsInt();

}

catch(NativeException e)

{

ret = -1;

}

catch(IllegalAccessException e)

{

ret = -2;

}

return ret;

}


C#聲明：

[DllImport("YW60x.dll")]

public static extern int YW_TOPAZ_ReadBlock(int ReaderID,byte[] UID, byte BlockID, byte[] pDataRet);


Power Builder 9 聲明：

public FUNCTION long YW_TOPAZ_ReadBlock (long lReaderID , ref char UID[], char BlockID, ref char pDataRet[]) library "YW60x.dll"


支持的RFID讀寫器：
YW-607