int stdcall YW_NTag_FastRead
(
int ReaderID,
int StartPage,
int EndPage,
int *DataLen,
unsigned char *pData
)
參數(shù) |
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 |
StartPage |
int |
IN |
要讀取的開始頁 |
EndPage |
int |
IN |
要讀取的結(jié)束頁,由于各種限制,請保證讀取頁的跨度不要超過50頁 |
DataLen |
int* |
OUT |
讀取得數(shù)據(jù)的字節(jié)數(shù) |
pData |
unsigned char* |
OUT |
讀取的數(shù)據(jù) |
返 回 值:大于0為命令發(fā)送成功,<=0為命令發(fā)送失敗
int stdcall YW_NTag_FastRead(int ReaderID,int StartPage,int EndPage, int *DataLen, unsigned char *pData)
function YW_NTag_FastRead(ReaderID: Integer;StartPage: Integer;EndPage: Integer; var DataLen: Integer;pData: PChar): Integer;stdcall;external YOWOREADERDLL;
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
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;
}
[DllImport("YW60x.dll")]
public static extern int YW_NTag_FastRead(int ReaderID,int StartPage,int EndPage, ref int DataLen, byte[] pData);
public FUNCTION long YW_NTag_FastRead (long lReaderID , long StartPage , long EndPage , ref long DataLen , ref char pData[]) library "YW60x.dll"