YW_NTag_FastRead
NTAG卡片快速读数据

参数列表:

int stdcall YW_NTag_FastRead

(

int ReaderID,

int StartPage,

int EndPage, 

int *DataLen, 

unsigned char *pData

)


参数含义:

参数

类型

方向

含义

ReaderID

int

IN

所要获取的设备标示ID,范围0x0000-0xFFFF,如果未知,则ReaderID=0

StartPage

int

IN

要读取的开始页

EndPage

int

IN

要读取的结束页,由于各种限制,请保证读取页的跨度不要超过50

DataLen

int*

OUT

读取得数据的字节数

pData

unsigned char*

OUT

读取的数据

返 回 值:大于0为命令发送成功,<=0为命令发送失败


C++声明(VC++和C++ Builder):

int stdcall YW_NTag_FastRead(int ReaderID,int StartPage,int EndPage, int *DataLen, unsigned char *pData)


Delphi声明:

function YW_NTag_FastRead(ReaderID: Integer;StartPage: Integer;EndPage: Integer; var DataLen: Integer;pData: PChar): Integer;stdcall;external YOWOREADERDLL;


VB声明:

Public Declare Function YW_NTag_FastRead Lib "YW60x.dll" (ByVal ReaderID As Long, ByVal StartPage As Long, ByVal EndPage As Long, ByRef DataLen As Long, ByRef


JAVA声明:

public int YW_NTag_FastRead(int ReaderID,int StartPage,int EndPage, Pointer DataLen, Pointer pData)

{

int ret;

try

{

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

fuc.setRetVal(Type.INT);

fuc.setParameter(0, ReaderID);

fuc.setParameter(1, StartPage);

fuc.setParameter(2, EndPage);

fuc.setParameter(3, DataLen);

fuc.setParameter(4, pData);

fuc.invoke();

ret = fuc.getRetValAsInt();

}

catch(NativeException e)

{

ret = -1;

}

catch(IllegalAccessException e)

{

ret = -2;

}

return ret;

}


C#声明:

[DllImport("YW60x.dll")]

public static extern int YW_NTag_FastRead(int ReaderID,int StartPage,int EndPage, ref int DataLen, byte[] pData);


Power Builder 9 声明:

public FUNCTION long YW_NTag_FastRead (long lReaderID , long StartPage , long EndPage , ref long DataLen , ref char pData[]) library "YW60x.dll"


支持的RFID读写器:
YW-607