public void OffsetController()
{
using (var port = new COMPort())
{
var sourceSignal = _bp.TestSignal();
port.Send(sourceSignal);
//offset logic
for (int idx = 0; idx < sourceSignal.Length; idx++)
{
ComplexFloat tmp = new ComplexFloat();
tmp = sourceSignal[idx];
tmp.Re = 1024f;
tmp.Im = tmp.Im + 10f;
sourceSignal[idx] = tmp;
}
var receiverSignal = _bp.ZeroSignal;
port.Receive(receiverSignal, out uint duration);
Validation.AssertSpectres(sourceSignal, receiverSignal, true, true);
}
}
public void BitReverseController()
{
using (var port = new COMPort())
{
port.Write(0);
foreach (var i in _bp.Range)
{
var reversed = port.ReadUInt32(port.DefaultTimeout);
Assert.AreEqual(FPGA.Runtime.Reverse(i, _bp.Bits), reversed, $"Failed for {i}");
}
}
}
public void LoopbackController()
{
using (var port = new COMPort())
{
var sourceSignal = _bp.TestSignal();
port.Send(sourceSignal);
var receiverSignal = _bp.ZeroSignal;
port.Receive(receiverSignal, out uint duration);
Validation.AssertSpectres(sourceSignal, receiverSignal, true, true);
}
}
public void CopyAndNormalizeController()
{
using (var port = new COMPort())
{
var sourceSignal = _bp.TestSignal();
port.Send(sourceSignal);
ComplexFloat tmp = new ComplexFloat();
FTTools.CopyAndNormalize(_bp.Bits, sourceSignal, sourceSignal, Direction.Forward, ref tmp);
var receiverSignal = _bp.ZeroSignal;
port.Receive(receiverSignal, out uint duration);
Validation.AssertSpectres(sourceSignal, receiverSignal, true, true);
}
}
public void DFTController()
{
using (var port = new COMPort())
{
var sourceSignal = _bp.TestSignal();
port.Send(sourceSignal);
DFT.Transform(_bp.Bits, sourceSignal, Direction.Forward);
port.WaitForData(TimeSpan.FromMinutes(1));
var receiverSignal = _bp.ZeroSignal;
port.Receive(receiverSignal, out uint duration);
Validation.AssertSpectres(sourceSignal, receiverSignal, true, true);
}
}
public void FPUTimingController()
{
using (var port = new COMPort())
{
var ops = new[]
{
FPUTimingType.None,
FPUTimingType.Add,
FPUTimingType.Sub,
FPUTimingType.Mul,
FPUTimingType.Div
};
var durations = new Dictionary <FPUTimingType, uint>();
var results = new Dictionary <FPUTimingType, float>();
var op1 = 100000000f;
var op2 = 10f;
foreach (var op in ops)
{
port.Write(new byte[] { (byte)op });
port.WriteFloat(op1);
port.WriteFloat(op2);
var opResult = port.ReadFloat(port.DefaultTimeout);
var duration = port.ReadUInt32(port.DefaultTimeout);
durations[op] = duration;
results[op] = opResult;
}
/// current FPU overhead is 11 clocks 8-{
const int overhead = 11;
var opDurations = durations
.Select(p => new { p.Key, Value = Math.Max(overhead, p.Value - durations[FPUTimingType.None]) - overhead })
.ToDictionary(p => p.Key, p => p.Value);
}
}