User Manual
  GETTING STARTED 
21 
Reference key 
Press the Reference key to set or 
remove reference waveforms. 
BUS keys 
The Serial bus decode keys are 
used for UART, I
2
C and SPI serial 
bus interface decoding. The serial 
bus decode function is an optional 
extra. See page 95 for details. 
Function Keys 
The Function Keys are used to enter and configure 
different functions on the GDS-3000. 
Measure 
Configures and runs automatic 
measurements. 
Cursor 
Configures and runs cursor 
measurements. 
Test 
Configures and runs applications 
as well as optional functions such 
as the Power Analysis 
measurement software. 
Acquire 
Configures the Acquisition mode. 
Display 
Configures the display settings. 
Help 
Shows the Help menu. 
Save/Recall 
Used to save and recall 
waveforms, images and panel 
settings. 
Utility 
Configures the print key, display 
time, language and calibration. 










