private bool DriveLeds(bool active)
{
if (ReaderChannel == null)
{
return(false);
}
CardBuffer RESP;
CardBuffer CTRL;
if (active)
{
CTRL = new CardBuffer("581E010101");
}
else
{
CTRL = new CardBuffer("581E050505");
}
RESP = ReaderChannel.Control(CTRL);
if ((RESP == null) || (RESP.Length < 1) || (RESP.GetByte(0) != 0x00))
{
return(false);
}
return(true);
}
public bool Control(CardBuffer cctrl, out CardBuffer rctrl)
{
rctrl = null;
SCardChannel channel = new SCardChannel(this);
if (!channel.ConnectDirect())
{
return(false);
}
bool rc = channel.Control(cctrl, out rctrl);
channel.DisconnectLeave();
return(rc);
}