RIGOL DS1000D - Manual (Page 122)

RIGOL
Programming Guide for DS1000E, DS1000D Series 3-18
5. Add controls: Text, Com box, Button and Edit. See the figure below.
6. Modify the properties of the controls.
1) Name the Text to be “Command”.
2) Choose Data in the property of Com box, input three commands manually:
*IDN?
*OPC?
:ACQuire:TYPE?
3) Choose General in the property of Edit and select Disable.
4) Modify the name of Button such as: Send and Read.