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VC++单片机虚拟仪器测试系统第6页

更新时间：2010-5-5: 来源：毕业论文

VC++单片机虚拟仪器测试系统第6页
{    case IDC_RADIO_VOLTAGE:
  viPrintf(/*multimeter*/theApp.m_Session,"CONF:VOLT:%s %s,%s\n",SetParam.m_nParam_Type,SetParam.m_nParam_Range,SetParam.m_nParam_Resolution);
  if("DC"==SetParam.m_nParam_Type)
  {   viPrintf(/*multimeter*/theApp.m_Session,"INP:IMP:AUTO %s\n",m_nStr_Input);
viPrintf(/*multimeter*/theApp.m_Session,"VOLT:DC:%s\n",SetParam.m_nParam_Aper);
viPrintf(/*multimeter*/theApp.m_Session,"VOLT:DC:%s\n",SetParam.m_nParam_NPLC);  }
  pRB=(CButton*)GetDlgItem(IDC_RADIO_VOLTAGE);
  pRB->SetCheck(0);
  break;
case IDC_RADIO_CURRENT:
  viPrintf(/*multimeter*/theApp.m_Session,"CONF:CURR:%s %s,%s\n",SetParam.m_nParam_Type,SetParam.m_nParam_Range,SetParam.m_nParam_Resolution);
  if("DC"==SetParam.m_nParam_Type)
  {  viPrintf(/*multimeter*/theApp.m_Session,"CURR:DC:%s\n",SetParam.m_nParam_Aper);
viPrintf(/*multimeter*/theApp.m_Session,"CURR:DC:%s\n",SetParam.m_nParam_NPLC);  }
  pRB=(CButton*)GetDlgItem(IDC_RADIO_CURRENT);
  pRB->SetCheck(0);
  break;
case IDC_RADIO_RESISTANCE:
  if("FRES"==SetParam.m_nParam_Resistance_Type)
  {   viPrintf(/*multimeter*/theApp.m_Session,"CONF:FRES %s,%s\n",SetParam.m_nParam_Resistance_Range,SetParam.m_nParam_Resistance_Resolution);
    viPrintf(/*multimeter*/theApp.m_Session,"FRES:APER %s\n",SetParam.m_nParam_Aper);
   viPrintf(/*multimeter*/theApp.m_Session,"FRES:NPLC %s\n",SetParam.m_nParam_NPLC);
  }
  else
  {  viPrintf(/*multimeter*/theApp.m_Session,"CONF:RES %s,%s\n",SetParam.m_nParam_Resistance_Range,SetParam.m_nParam_Resistance_Resolution);
   viPrintf(/*multimeter*/theApp.m_Session,"RES:APER %s\n",SetParam.m_nParam_Aper);
   viPrintf(/*multimeter*/theApp.m_Session,"RES:NPLC %s\n",SetParam.m_nParam_NPLC);
  }
  pRB=(CButton*)GetDlgItem(IDC_RADIO_RESISTANCE);
  pRB->SetCheck(0);
  break;
case IDC_RADIO_FREQUENCY:
  viPrintf(/*multimeter*/theApp.m_Session,"CONF:FREQ %s,%s\n",SetParam.m_nParam_Peri_Freq_Range,SetParam.m_nParam_Peri_Freq_Resolution);
  viPrintf(/*multimeter*/theApp.m_Session,"FREQ:APER %s\n",SetParam.m_nParam_Peri_Freq_Aper);
  pRB=(CButton*)GetDlgItem(IDC_RADIO_FREQUENCY);
  pRB->SetCheck(0);
  break;
case IDC_RADIO_PERIOD:
  viPrintf(/*multimeter*/theApp.m_Session,"CONF:PER %s,%s\n",SetParam.m_nParam_Peri_Freq_Range,SetParam.m_nParam_Peri_Freq_Resolution);
  viPrintf(/*multimeter*/theApp.m_Session,"PER:APER %s\n",SetParam.m_nParam_Peri_Freq_Aper);
  pRB=(CButton*)GetDlgItem(IDC_RADIO_PERIOD);
  pRB->SetCheck(0);
  break;
}// viPrintf(theApp.m_Session,"CONF:FREQ AUTO,MIN\n");
//****************************************启动测量
viPrintf(/*multimeter*/theApp.m_Session,"READ?\n");
//****************************************读取数据
float temp=0;

// ZeroMemory(buff,100);//初始化数据为零
ViStatus error;
error=viScanf(/*multimeter*/theApp.m_Session,"%f",&temp);
if(error!=VI_SUCCESS)
{ error_handler(/*multimeter*/theApp.m_Session,error);
return;}

CString str;
str.Format("Result is %f",temp);
MessageBox(str,"测量结果显示",MB_OK);}

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