RIGOL DP832A - Manual (Page 206)

RIGOL Chapter 4 Programming Demos
4-18 DP800 Programming Guide
2) Write operation
void CDP800_DEMO_VCDlg::OnSend()
{
// TODO: Add your control notification handler code here
UpdateData(true);
if (m_strInstrAddr.IsEmpty())
{
MessageBox("Please connect to the instrument first!");
}
InstrWrite(m_strInstrAddr,m_strCommand);
m_strResult.Empty();
UpdateData(false);
}
3) Read operation
void CDP800_DEMO_VCDlg::OnRead()
{
// TODO: Add your control notification handler code here
UpdateData(true);
InstrRead(m_strInstrAddr,&m_strResult);
UpdateData(false);
}
8 Running results.
1) Click Connect to search for the power supply and connect it;
2) Enter the command in to the Command textbox, for example, :APPLy? CH1;
3) Click Send to send the command;
4) Click Read to read the return value.
The running results are as shown in the figure below.