private void InitDriverChannel(AnalogInChannelsEnum ChannelName, out AgilentU254xAnalogInChannel channel)
{
lock (initDriverChannelLock)
{
switch (ChannelName)
{
case AnalogInChannelsEnum.AIn1:
channel = _driver.AnalogIn.Channels.get_Item(ChannelNamesEnum.AIN1);
break;
case AnalogInChannelsEnum.AIn2:
channel = _driver.AnalogIn.Channels.get_Item(ChannelNamesEnum.AIN2);
break;
case AnalogInChannelsEnum.AIn3:
channel = _driver.AnalogIn.Channels.get_Item(ChannelNamesEnum.AIN3);
break;
case AnalogInChannelsEnum.AIn4:
channel = _driver.AnalogIn.Channels.get_Item(ChannelNamesEnum.AIN4);
break;
default:
throw new ArgumentException();
}
}
}
public ChannelParams(AnalogInChannelsEnum channelName, Filter channelFilter, ProgrammableGainAmplifier channelPGA, AnalogInLatch channelLatch)
{
_channelName = channelName;
ChannelFilter = channelFilter;
ChannelPGA = channelPGA;
CommonLatch = channelLatch;
}
public ChannelParams(AnalogInChannelsEnum channelName, Filter channelFilter, ProgrammableGainAmplifier channelPGA, AnalogInLatch channelLatch)
{
_channelName = channelName;
ChannelFilter = channelFilter;
ChannelPGA = channelPGA;
CommonLatch = channelLatch;
}
public AI_Channel this[AnalogInChannelsEnum index]
{
get
{
return(_channels[(int)index]);
}
}
public AI_Channel(AnalogInChannelsEnum channelName, ref AgilentU254x Driver, ChannelModeSwitch ModeSwitch, Filter ChannelFilter, ProgrammableGainAmplifier ChannelPGA, AnalogInLatch CommonLatch)
{
_channelName = channelName;
_driver = Driver;
_modeSwitch = ModeSwitch;
Parameters = new ChannelParams(_channelName, ChannelFilter, ChannelPGA, CommonLatch);
InitDriverChannel(_channelName, out _channel);
ChannelData = new ConcurrentQueue <Point[]>();
}
public void SetChannelMode(AnalogInChannelsEnum channel, ChannelModeEnum mode)
{
switch (channel)
{
case AnalogInChannelsEnum.AIn1:
{
_SelectorA0.Reset();
_SelectorA1.Reset();
} break;
case AnalogInChannelsEnum.AIn2:
{
_SelectorA0.Set();
_SelectorA1.Reset();
} break;
case AnalogInChannelsEnum.AIn3:
{
_SelectorA0.Reset();
_SelectorA1.Set();
} break;
case AnalogInChannelsEnum.AIn4:
{
_SelectorA0.Set();
_SelectorA1.Set();
} break;
default:
throw new ArgumentException();
}
switch (mode)
{
case ChannelModeEnum.AC:
_setResetBit.Reset();
break;
case ChannelModeEnum.DC:
_setResetBit.Set();
break;
default:
throw new ArgumentException();
}
Pulse();
}
public void SetCutOffFrequencyAndGain(AnalogInChannelsEnum channelName, FilterCutOffFrequencies cutoff, FilterGain gain)
{
if (cutoff < FilterCutOffFrequencies.Freq_0kHz || cutoff > FilterCutOffFrequencies.Freq_150kHz)
{
throw new ArgumentException("Frequency out of range");
}
if (gain < FilterGain.gain1 || gain > FilterGain.gain16)
{
throw new ArgumentException("Gain out of range");
}
var valForLatch = (int)cutoff | (int)gain;
_channel.WriteByte(valForLatch);
CutoffFrequency = cutoff;
Gain = gain;
}
public void SetChannelMode(AnalogInChannelsEnum channel, ChannelModeEnum mode)
{
switch (channel)
{
case AnalogInChannelsEnum.AIn1:
{
_SelectorA0.Reset();
_SelectorA1.Reset();
} break;
case AnalogInChannelsEnum.AIn2:
{
_SelectorA0.Set();
_SelectorA1.Reset();
} break;
case AnalogInChannelsEnum.AIn3:
{
_SelectorA0.Reset();
_SelectorA1.Set();
} break;
case AnalogInChannelsEnum.AIn4:
{
_SelectorA0.Set();
_SelectorA1.Set();
} break;
default:
throw new ArgumentException();
}
switch (mode)
{
case ChannelModeEnum.AC:
_setResetBit.Reset();
break;
case ChannelModeEnum.DC:
_setResetBit.Set();
break;
default:
throw new ArgumentException();
}
Pulse();
}