public static double ReadDB(string addr, string window, string m1)
{
int resourceManager = 0, viError;
int session = 0;
viError = AgVisa32.viOpenDefaultRM(out resourceManager);
viError = AgVisa32.viOpen(resourceManager, addr.ToString(),
AgVisa32.VI_NO_LOCK, AgVisa32.VI_TMO_IMMEDIATE, out session);
System.Threading.Thread.Sleep(100);
viError = AgVisa32.viPrintf(session, "CALC:PAR:SEL '" + window + "'" + "\n");
viError = AgVisa32.viPrintf(session, "CALC:" + m1 + ":Y?" + "\n");
string res = "";
AgVisa32.viRead(session, out res, 100);
System.Threading.Thread.Sleep(100);
AgVisa32.viClose(session);
AgVisa32.viClose(resourceManager);
double dtmp = double.Parse(res.ToString().Split(',')[0]);
return(dtmp);
}
/// <summary>
/// Construct a VISA session with the specified slot number "fallback register".
/// NOTE: the "fallback register" is only used if reading VISA attribute VI_ATTR_SLOT fails
/// </summary>
/// <param name="slotNumberAddressSpace"></param>
/// <param name="slotNumberRegisterAddress"></param>
public VisaSession(AddressSpace slotNumberAddressSpace, short slotNumberRegisterAddress)
{
SlotNumberAddressSpace = slotNumberAddressSpace;
SlotNumberRegisterAddress = slotNumberRegisterAddress;
lock ( mResourceManagerLock )
{
if (mResourceManager == 0)
{
CheckStatus(AgVisa32.viOpenDefaultRM(out mResourceManager));
}
mResourceManagerCount++;
}
}
/// <summary>
/// 建立连接
/// </summary>
public virtual void VisaOpen()
{
_ViError = AgVisa32.viOpenDefaultRM(out _ResourceManager);
if (_ViError != 0)
{
throw new Exception("error:" + _InstrAddr);
}
_ViError = AgVisa32.viOpen(_ResourceManager, _InstrAddr,
AgVisa32.VI_NO_LOCK, AgVisa32.VI_TMO_IMMEDIATE, out _Session);
if (_ViError != 0)
{
throw new Exception("error:" + _InstrAddr);
}
}
public void VisaOpen(string addr)
{
viError = AgVisa32.viOpenDefaultRM(out resourceManager);
if (viError != 0)
{
throw new Exception("error:" + addr);
}
viError = AgVisa32.viOpen(resourceManager, addr,
AgVisa32.VI_NO_LOCK, AgVisa32.VI_TMO_IMMEDIATE, out session);
if (viError != 0)
{
throw new Exception("error:" + addr);
}
}
public static void VisaWrite(string ip, string command)
{
StringBuilder gpib = new StringBuilder();
gpib = gpib.AppendFormat("TCPIP0::{0}::inst0::INSTR", ip);
int resourceManager = 0, viError;
int session = 0;
viError = AgVisa32.viOpenDefaultRM(out resourceManager);
viError = AgVisa32.viOpen(resourceManager, gpib.ToString(),
AgVisa32.VI_NO_LOCK, AgVisa32.VI_TMO_IMMEDIATE, out session);
System.Threading.Thread.Sleep(100);
viError = visa32.viPrintf(session, command + "\n");
System.Threading.Thread.Sleep(100);
AgVisa32.viClose(session);
AgVisa32.viClose(resourceManager);
}
public static void SetMark(string p, string m1, double value)
{
StringBuilder gpib = new StringBuilder();
gpib = gpib.AppendFormat("TCPIP0::{0}::inst0::INSTR", p);
int resourceManager = 0, viError;
int session = 0;
viError = AgVisa32.viOpenDefaultRM(out resourceManager);
viError = AgVisa32.viOpen(resourceManager, gpib.ToString(),
AgVisa32.VI_NO_LOCK, AgVisa32.VI_TMO_IMMEDIATE, out session);
System.Threading.Thread.Sleep(100);
viError = visa32.viPrintf(session, "CALC:" + m1 + ":X " + value + "MHz" + "\n");
System.Threading.Thread.Sleep(100);
AgVisa32.viClose(session);
AgVisa32.viClose(resourceManager);
}
public static void OpenPWR(string p, int dbm)
{
StringBuilder gpib = new StringBuilder();
gpib = gpib.AppendFormat("TCPIP0::{0}::inst0::INSTR", p);
int resourceManager = 0, viError;
int session = 0;
viError = AgVisa32.viOpenDefaultRM(out resourceManager);
viError = AgVisa32.viOpen(resourceManager, gpib.ToString(),
AgVisa32.VI_NO_LOCK, AgVisa32.VI_TMO_IMMEDIATE, out session);
System.Threading.Thread.Sleep(100);
viError = visa32.viPrintf(session, ":OUTPut ON" + "\n");
viError = visa32.viPrintf(session, ":POWer " + dbm + " dBm" + "\n");
System.Threading.Thread.Sleep(100);
AgVisa32.viClose(session);
AgVisa32.viClose(resourceManager);
}
public static bool MmemLoad(string addr, string filename)
{
try
{
int resourceManager = 0, viError;
int session = 0;
viError = AgVisa32.viOpenDefaultRM(out resourceManager);
viError = AgVisa32.viOpen(resourceManager, addr.ToString(),
AgVisa32.VI_NO_LOCK, AgVisa32.VI_TMO_IMMEDIATE, out session);
System.Threading.Thread.Sleep(100);
viError = visa32.viPrintf(session, "MMEM:LOAD '" + filename + "'" + "\n");
System.Threading.Thread.Sleep(100);
AgVisa32.viClose(session);
AgVisa32.viClose(resourceManager);
return(true);
}
catch
{
return(false);
}
}
