int stdcall YW_ISO15693_Inventory(
int ReaderID,
unsigned char *PData,
unsigned char *PLen
);
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 |
PData |
unsigned char * |
OUT |
如果成功,则返回数据Flag(1byte)+DSFID(1Byte)+UID(8Byte) |
PLen |
unsigned char * |
OUT |
PData数据的长度 |
返 回 值:大于0为成功,小于0为失败
int stdcall YW_ISO15693_Inventory(int ReaderID, unsigned char *PData, unsigned char *PLen);
function YW_ISO15693_Inventory(ReaderID: Integer; PData: PChar; var Len: Byte): Integer;stdcall;external YOWOREADERDLL;
Public Declare Function YW_ISO15693_Inventory Lib "YW60x.dll" (ByVal ReaderID As Long, ByRef pData As Byte, ByRef DataLen As Byte) As Long
public int YW_ISO15693_Inventory(int ReaderID, Pointer PData, Pointer PLen)
{
int ret;
try
{
JNative fuc = new JNative("YW60x.dll", "YW_ISO15693_Inventory");
fuc.setRetVal(Type.INT);
fuc.setParameter(0, ReaderID);
fuc.setParameter(1, PData);
fuc.setParameter(2, PLen);
fuc.invoke();
ret = fuc.getRetValAsInt();
}
catch(NativeException e)
{
ret = -1;
}
catch(IllegalAccessException e)
{
ret = -2;
}
return ret;
}
[DllImport("YW60x.dll")]
public static extern int YW_ISO15693_Inventory(int ReaderID, byte [] PData, ref byte PLen);
public FUNCTION long YW_ISO15693_Inventory (long lReaderID , ref char pData[], ref char DataLen) library "YW60x.dll"