//设备初始化连接
public ziDotNET connect(ziDotNET daq, String dev)
{
String id = daq.discoveryFind(dev);
String iface = daq.discoveryGetValueS(dev, "connected");
if (string.IsNullOrWhiteSpace(iface))
{
// Device is not connected to the server
String ifacesList = daq.discoveryGetValueS(dev, "interfaces");
// Select the first available interface and use it to connect
string[] ifaces = ifacesList.Split('\n');
if (ifaces.Length > 0)
{
iface = ifaces[0];
}
}
String host = daq.discoveryGetValueS(dev, "serveraddress");
long port = daq.discoveryGetValueI(dev, "serverport");
long api = daq.discoveryGetValueI(dev, "apilevel");
//该函数会自动抛出异常
daq.init(host, Convert.ToUInt16(port), (ZIAPIVersion_enum)api);
// Ensure that LabOne API and LabOne Data Server are from
// the same release version.
apiServerVersionCheck(daq);
// If device is not yet connected a reconnect
// will not harm.
daq.connectDevice(dev, iface, "");
return(daq);
}
//检查serverapi版本
public void apiServerVersionCheck(ziDotNET daq)
{
String serverVersion = daq.getByte("/zi/about/version");
String apiVersion = daq.version();
//Assert.AreEqual(serverVersion, apiVersion,
// "Version mismatch between LabOne API and Data Server.");
//Console.WriteLine("Current Firmware Version is: " + apiVersion);
}
//开启数据传输 设置传输速率
public bool setMFLIenableAndrate(ziDotNET daq, String dev)
{
//开始采集前必须确保数据传输开启
daq.syncSetInt(DemodsEnablepath, 1);
//数据传输速率
daq.syncSetInt(DemodsEnablepath, 857100); // 最大857100
return(true);
}
// The resetDeviceToDefault will reset the device settings
// to factory default. The call is quite expensive
// in runtime. Never use it inside loops!
public bool resetDeviceToDefault(ziDotNET daq)
{
daq.setInt(String.Format("/{0}/system/preset/index", dev), 0);
daq.setInt(String.Format("/{0}/system/preset/load", dev), 1);
while (daq.getInt(String.Format("/{0}/system/preset/busy", dev)) != 0)
{
System.Threading.Thread.Sleep(100);
}
System.Threading.Thread.Sleep(1000);
return(true);
}
//内部晶振频率设置
public bool SetSignalOscillators(ziDotNET daq, String dev, double theOscillatorsFrequency = 100000.000)
{
//开始设置参数
try
{
daq.syncSetDouble(SignalOscillatorsPath, theOscillatorsFrequency); ////默认 100kHz
}
catch (ZIException e)
{
System.Diagnostics.Trace.WriteLine(e.ToString(), "Warning");
}
return(true);//设置成功标志
}
//初始化连接和设置
public String InitTheDevice(ziDotNET daq, String dev)
{
if (isNetWorkDeviceContainStringExsit())
{
//通过查看是否存在 Zurich Instruments RNDIS 网卡判断是否存在 MFLI 设备
daq = connect(daq, dev);//初始化
//SetSignalOutputSetting(daq, dev);//设置输出信号
//SetSignalInputSetting(daq, dev);//设置信号输入各参数
//SetSignalOscillators(daq, dev);//设置频率
//返回当前版本表示连接成功
return(daq.version());
}
return(null);//返回null表示设备不存在
}
//设置输出
public bool SetSignalInputSetting(ziDotNET daq, String dev, double SignalInputManualRangeValue = 0.30000, long isSignalInputAutoRange = 0, double SignalInputScalingValue = 1.000, long isSignalInputACCoupling = 1, long isSignalInput50Ohm = 1, long isSignalInputFloatGround = 1)
{
//开始设置输入参数
try
{
if ((int)isSignalInputAutoRange != 0) //如果自动量程开启则不用设置手动量程
{
daq.syncSetDouble(SignalInputManualRangePath, SignalInputManualRangeValue); //默认300mV ,若设置的量程低于实际输入值，系统会自动选择一个合适的量程
}
daq.syncSetInt(SignalInputAutoRangePath, isSignalInputAutoRange); //默认关闭
daq.syncSetDouble(SignalInputScalingPath, SignalInputScalingValue); //缩放因子，默认不缩放 1.000
daq.syncSetInt(SignalInputACCouplingPath, isSignalInputACCoupling); //默认 使用AC耦合
daq.syncSetInt(SignalInputSwitchBetween50And10MegaOhmPath, isSignalInput50Ohm); //默认使用50欧姆
daq.syncSetInt(SignalInputFloatPath, isSignalInputFloatGround); //默认悬浮地
}
catch (ZIException e)
{
System.Diagnostics.Trace.WriteLine(e.ToString(), "Warning");
}
return(true);//设置成功标志
}
//设置输入
public bool SetSignalOutputSetting(ziDotNET daq, String dev, long isSignalOutputSwitchOn = 1, long isSignalOutputImpendence50 = 1, double SignalOutputManualRangeValue = 0.500000, long isSignalOutputAutoRange = 0, double SignalOutputOffsetValue = 0, long isSignalOutputAmplitudesEnable = 1, double SignalOutputAmplitudesValue = 0.212132034)
{
//开始设置输出参数
try
{
daq.syncSetInt(SignalOutputSwitchOnPath, isSignalOutputSwitchOn); //默认 开启 1
daq.syncSetInt(SignalOutputImpendence50Path, isSignalOutputImpendence50); //默认开启 1
if ((int)isSignalOutputAutoRange != 0) //如果自动量程开启则不用设置手动量程
{
daq.syncSetDouble(SignalOutputManualRangePath, SignalOutputManualRangeValue); // 量程 默认500mV （0.500000）
}
daq.syncSetInt(SignalOutputAutoRangePath, isSignalOutputAutoRange); //默认关闭 0
daq.syncSetDouble(SignalOutputOffsetPath, SignalOutputOffsetValue); //默认 0
daq.syncSetInt(SignalOutputAmplitudesEnablePath, isSignalOutputAmplitudesEnable); //默认开启
daq.syncSetDouble(SignalOutputAmplitudesValuePath, SignalOutputAmplitudesValue); //默认150mV Vrms 0.212132034
}
catch (ZIException e)
{
System.Diagnostics.Trace.WriteLine(e.ToString(), "Warning");
}
return(true);//设置成功标志
}
//获取采样数据
public ZIDemodSample GetDemodSample(ziDotNET daq, String dev)
{
ZIDemodSample sample = daq.getDemodSample(DemodSamplePath);
return(sample);
}