public void Send(byte protocol, uint data)
{
byte[] rawData = new byte[128];
IREncoding encoder = new IREncoding();
int rawLen = encoder.IREncode(protocol, data, rawData, 128);
if (rawLen > 0)
{
SendRaw(rawData);
}
}
public override void ProcessEvent(byte code, ushort eventData)
{
byte[] data = null;
using (MemoryStream ms = new MemoryStream())
{
int i = 0;
while (i < eventData)
{
byte[] recvd = transfer(kFUNCTION_RECEIVE, new byte[] { (byte)i, (byte)16 }, 16);
if (recvd != null)
{
ms.Write(recvd, 0, recvd.Length);
i += recvd.Length;
}
}
transfer(kFUNCTION_CLEAR_READ, null, 0);
data = ms.ToArray();
}
ushort[] expandedData = new ushort[data.Length];
ushort expandedLen = 0;
for (int i = 0; i < data.Length; i++)
{
ushort value = 0;
if ( data[i] == 0 && ( i+2 < data.Length) ) {
value = (ushort)( data[i + 1] + (data[i + 2] << 8));
i += 2;
}
else
{
value = data[i];
}
// Due to sensor lag, each mark tends to be approx 1 tick long and
// each space tends to be 1 tick short. Adjust for that here.
/*
if (expandedLen%2) {
value--;
} else {
value++;
}
*/
expandedData[expandedLen++] = value;
}
// If the length is less than 2, it's a surpious signal that should be ignored.
if (expandedLen <= 2)
{
return;
}
{
sbyte protocol = -1;
uint value = 0;
IREncoding encoder = new IREncoding();
encoder.IRDecode(expandedData, expandedLen, ref protocol, ref value);
if (dataReceivedCallback != null)
{
dataReceivedCallback(this,protocol, (int)value, expandedData, expandedLen);
}
}
}
