VC++单片机虚拟仪器测试系统 第2页
函数信号发生器重点的编写函数
void CGENERATER::OnBtnOk()
{ ViStatus error;//对错误信息的存储
//获得调制方式的ID
int nID_Select_Modul;
nID_Select_Modul=GetCheckedRadioButton(IDC_RADIO_BW,IDC_RADIO_FM);//问题的关键就出现在这里－－该函数没有执行－－2005、4、28
//问题解决了!!原来是单选按钮的ID的值的大小问题!!
//在该函数中,小的在前,大的在后!!!--2005/4/29
UpdateData(TRUE);
//******************************************测试代码---成功---2005/24/29
// sprintf(buffer,"%d",nID_Select_Modul);
// MessageBox(buffer);
//******************************************
//进行判断处理
switch(nID_Select_Modul)
{ case IDC_RADIO_BW:
viPrintf(/*funcgen*/theApp.m_Session,"OUTPut:LOAD %s\n",m_nResistance);//输出端的设置
viPrintf(/*funcgen*/theApp.m_Session,"OUTPut:SYNC %s\n",m_nSignal);//设置同步信号
CheckWaveRadioButton();//波形选择的判断－－将波形的字符串存储在m_nBaseShape中
//**********************************判断用户选择的波形是否是方波
if(GetCheckedRadioButton(IDC_RADIO_SIN,IDC_RADIO_DC)==IDC_RADIO_FWAVE)
{
viPrintf(/*funcgen*/theApp.m_Session,"FUNC %s\n",m_nBaseShape);
viPrintf(/*funcgen*/theApp.m_Session,"FREQ %f\n",m_nFreq);
viPrintf(/*funcgen*/theApp.m_Session,"VOLT %f\n",m_nAmpl);
viPrintf(/*funcgen*/theApp.m_Session,"VOLT:OFFS %f\n",m_nOffs);
viPrintf(/*funcgen*/theApp.m_Session,"FUNC:SQU:DCYC %f\n",m_nDcycle);
}//******************************判断用户选择的是否是任意波
else if(GetCheckedRadioButton(IDC_RADIO_SIN,IDC_RADIO_DC)==IDC_RADIO_ARBI)
{error=viPrintf(/*funcgen*/theApp.m_Session,"APPL:USER %f,%f,%f\n",m_nFreq,m_nAmpl,m_nOffs);
if(error!=VI_SUCCESS)
{ error_handler(/*funcgen*/theApp.m_Session,error);
break;
} viPrintf(/*funcgen*/theApp.m_Session,"FUNC:USER %s\n",WaveForm.m_Arbitrary); }
else
{ error=viPrintf(/*funcgen*/theApp.m_Session,"APPL:%s %f,%f,%f\n",m_nBaseShape,m_nFreq,m_nAmpl,m_nOffs);//这里的参数需要用户自己添加 if(error!=VI_SUCCESS)
{ error_handler(/*funcgen*/theApp.m_Session,error);
break; } }
MessageBox("Successfully!");//给一个提示框－－明示用户的操作
break;
case IDC_RADIO_AM:
viPrintf(/*funcgen*/theApp.m_Session,"OUTPut:LOAD %s\n",m_nResistance);//输出端的设置
viPrintf(/*funcgen*/theApp.m_Session,"OUTPut:SYNC %s\n",m_nSignal);//设置同步信号
viPrintf(/*funcgen*/theApp.m_Session,"OUTPut OFF\n");
CheckWaveRadioButton();//波形选择的判断－－将波形的字符串存储在m_nBaseShape中
error=viPrintf(/*funcgen*/theApp.m_Session,"APPL:%s %f,%f,%f\n",m_nBaseShape,m_nFreq,m_nAmpl,m_nOffs);//这里的参数和基波一样－－即是载波
if(error!=VI_SUCCESS)
{ error_handler(/*funcgen*/theApp.m_Session,error);
break; }
if("EXT"!=WaveForm.m_Source) {
viPrintf(/*funcgen*/theApp.m_Session,"AM:SOUR %s\n",WaveForm.m_Source);
viPrintf(/*funcgen*/theApp.m_Session,"AM:INT:FUNC %s\n",WaveForm.m_WaveF);//这里输入调制波的波形
viPrintf(/*funcgen*/theApp.m_Session,"AM:INT:FREQ %f\n",WaveForm.m_Freq);//这里输入调制波的频率
viPrintf(/*funcgen*/theApp.m_Session,"AM:DEPT %f\n",WaveForm.m_A_Dept);//这里输入调制波的调制深度
viPrintf(/*funcgen*/theApp.m_Session,"AM:STAT ON\n");//启动调制
viPrintf(/*funcgen*/theApp.m_Session,"OUTPut ON\n");
MessageBox("Successfully!");
break; }
else
{ break; }
case IDC_RADIO_FM:
viPrintf(/*funcgen*/theApp.m_Session,"OUTPut:LOAD %s\n",m_nResistance);//输出端的设置
viPrintf(/*funcgen*/theApp.m_Session,"OUTPut:SYNC %s\n",m_nSignal);//设置同步信号
viPrintf(/*funcgen*/theApp.m_Session,"OUTPut OFF\n");//是否必要？？？－－－有待核实－－－2005、4、28
CheckWaveRadioButton();//波形选择的判断－－将波形的字符串存储在m_nBaseShape中
error=viPrintf(/*funcgen*/theApp.m_Session,"APPL:%s %f,%f,%f\n",m_nBaseShape,m_nFreq,m_nAmpl,m_nOffs);//这里的参数和基波一样－－即是载波
if(error!=VI_SUCCESS)
{ error_handler(/*funcgen*/theApp.m_Session,error);
break; }
if("EXT"!=WaveForm.m_Source)
{ viPrintf(/*funcgen*/theApp.m_Session,"FM:SOUR %s\n",WaveForm.m_Source);
viPrintf(/*funcgen*/theApp.m_Session,"FM:INT:FUNC %s\n",WaveForm.m_WaveF);//这里输入调制波的波形
viPrintf(/*funcgen*/theApp.m_Session,"FM:INT:FREQ
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