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multimeter.h
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multimeter.h
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#pragma once
#include <visa.h>
class MultiMeter
{
private:
const char xVISAAddress[43] = "USB0::0x0957::0x0A07::MY48001873::0::INSTR";
const char yVISAAddress[43] = "USB0::0x0957::0x0A07::MY48001709::0::INSTR";
const char zVISAAddress[43] = "USB0::0x0957::0x0A07::MY48002121::0::INSTR";
ViConstRsrc yDMM = xVISAAddress;
ViConstRsrc xDMM = yVISAAddress;
ViConstRsrc zDMM = zVISAAddress;
ViStatus Status;
ViSession defaultRMx, vix;
ViSession defaultRMy, viy;
ViSession defaultRMz, viz;
public:
MultiMeter()
{
Status = viOpenDefaultRM(&defaultRMx);
Status |= viOpen(defaultRMx, xDMM, VI_NULL, VI_NULL, &vix);
Status = viOpenDefaultRM(&defaultRMy);
Status |= viOpen(defaultRMy, yDMM, VI_NULL, VI_NULL, &viy);
Status = viOpenDefaultRM(&defaultRMz);
Status |= viOpen(defaultRMz, zDMM, VI_NULL, VI_NULL, &viz);
Status |= viPrintf(vix, "*RST\n");
Status |= viPrintf(viy, "*RST\n");
Status |= viPrintf(viz, "*RST\n");
Status |= viPrintf(vix, "SENS:VOLT:DC:NPLC 2\n");
Status |= viPrintf(viy, "SENS:VOLT:DC:NPLC 2\n");
Status |= viPrintf(viz, "SENS:VOLT:DC:NPLC 2\n");
Status |= viPrintf(vix, "VOLT:DC:IMP:AUTO 1\n");
Status |= viPrintf(viy, "VOLT:DC:IMP:AUTO 1\n");
Status |= viPrintf(viz, "VOLT:DC:IMP:AUTO 1\n");
Status |= viPrintf(vix, "VOLT:RANG 10\n");
Status |= viPrintf(viy, "VOLT:RANG 10\n");
Status |= viPrintf(viz, "VOLT:RANG 10\n");
Status |= viPrintf(vix, "TRIG:SOUR IMM\n");
Status |= viPrintf(viy, "TRIG:SOUR IMM\n");
Status |= viPrintf(viz, "TRIG:SOUR IMM\n");
}
double measureBx()
{
double res = 0;
for(int i = 0; i < 5; i++)
{
double temp;
Status |= viPrintf(vix, "READ?\n");
Status |= viScanf(vix, "%lf", &temp);
res += temp / 5.0;
}
return 100. * res;
}
double measureBy()
{
double res = 0;
for(int i = 0; i < 5; i++)
{
double temp;
Status |= viPrintf(viy, "READ?\n");
Status |= viScanf(viy, "%lf", &temp);
res += temp / 5.0;
}
return 100. * res;
}
double measureBz()
{
double res = 0;
for(int i = 0; i < 5; i++)
{
double temp;
Status |= viPrintf(viz, "READ?\n");
Status |= viScanf(viz, "%lf", &temp);
res += temp / 5.0;
}
return 100. * res;
}
void getVISA_Addr()
{
std::cout << " X : " << xVISAAddress << std::endl;
std::cout << " Y : " << yVISAAddress << std::endl;
std::cout << " Z : " << zVISAAddress << std::endl;
}
~MultiMeter()
{
Status |= viClose(vix);
Status |= viClose(defaultRMx);
Status |= viClose(viy);
Status |= viClose(defaultRMy);
Status |= viClose(viz);
Status |= viClose(defaultRMz);
}
};