Rigol DS2302A - Waveform:status

2 Command System RIGOL
MSO2000A/DS2000A Programming Guide
2-341
:WAVeform:STATus?
Syntax
:WAV:STATus?
Description
Query and return the current waveform reading state.
Return Format
The quey returns IDLE,n or READ,n.
Wherein;
IDLE: the waveform reading thread finishes.
READ: the waveform reading thread is running.
n: the current number of waveform points to be read.