int stdcall YW_MFP_L3_Read(
int ReaderID,
int StartBlock,
int BlockNums,
int *DataLen,
unsigned char *pData);
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 |
StartBlock |
int |
IN |
开始块号(范围0x00~0xFF) |
BlockNums |
int |
IN |
块数量(建议在一个扇区内) |
DataLen |
int* |
OUT |
读到的数据长度 |
pData |
unsigned char* |
OUT |
读到的数据 |
返 回 值:大于0为命令发送成功,小于0为命令发送失败
int stdcall YW_MFP_L3_Read(int ReaderID, int StartBlock,int BlockNums,int *DataLen, unsigned char *pData);
function YW_MFP_L3_Read( ReaderID: Integer; StartBlock: Integer; BlockNums: Integer;var DataLen: Integer; pData: PChar): Integer;stdcall;external YOWOREADERDLL;
Public Declare Function YW_MFP_L3_Read Lib "YW60x.dll" (ByVal ReaderID As Long, ByVal StartBlock As Long, ByVal BlockNums As Long, ByRef DataLen As Long, ByRef
[DllImport("YW60x.dll")]
public static extern int YW_MFP_L3_Read(int ReaderID, int StartBlock,int BlockNums,ref int DataLen, byte [] pData);
public FUNCTION long YW_MFP_L3_Read (long lReaderID , long StartBlock , long BlockNums , ref long DataLen , ref char pData[]) library "YW60x.dll"