int stdcall YW_MFP_SwitchToLevel(
int ReaderID,
int DesLevel,
unsigned char *SwitchKey
);
| 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 | 
| DesLevel | unsigned char | IN | 要切换到的层级,最高3级   0x02-> 从当前层级切换到Level2   0x03-> 从当前层级切换到Level3 注意:只能从低层级切换到高层级,不可逆。 | 
| SwitchKey | unsigned char* | IN | 切换AES密钥,16字节 若切换到Level2,用Switch Key2 若切换到Level3,用Switch Key3 | 
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_SwitchToLevel(int ReaderID, int DesLevel,unsigned char *SwitchKey);
function YW_MFP_SwitchToLevel( ReaderID: Integer; DesLevel: Integer; SwitchKey: PChar): Integer;stdcall;external YOWOREADERDLL;
Public Declare Function YW_MFP_SwitchToLevel Lib "YW60x.dll" (ByVal ReaderID As Long, ByVal DesLevel As Long, ByRef SwitchKey As Byte) As Long
public int YW_MFP_SwitchToLevel(int ReaderID, int DesLevel,Pointer SwitchKey)
{
int ret;
try
{
JNative fuc = new JNative("YW60x.dll", "YW_MFP_SwitchToLevel");
fuc.setRetVal(Type.INT);
fuc.setParameter(0, ReaderID);
fuc.setParameter(1, DesLevel);
fuc.setParameter(2, SwitchKey);
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_MFP_SwitchToLevel(int ReaderID, int DesLevel,byte [] SwitchKey);
public FUNCTION long YW_MFP_SwitchToLevel (long lReaderID , long DesLevel , ref char SwitchKey[]) library "YW60x.dll"
