
RIGOL Contents
XVIII DS4000E User’s Guide
Sample Mode.........................................................................................4-2
Sample Rate..........................................................................................4-2
To Specify the Acquisition Mode...............................................................4-3
Normal...........................................................................................4-4
Average..........................................................................................4-4
Peak Detect ....................................................................................4-5
High Resolution...............................................................................4-5
To Set the Memory Depth .......................................................................4-6
To Turn Anti-aliasing On/Off....................................................................4-7
Chapter 5 Trigger............................................................................... 5-1
Trigger Source .......................................................................................5-2
Trigger Level..........................................................................................5-3
Trigger Mode.........................................................................................5-4
Trigger Coupling.....................................................................................5-6
Trigger Holdoff.......................................................................................5-7
Noise Rejection......................................................................................5-8
Trigger Output Connector........................................................................5-8
Edge Trigger..........................................................................................5-9
Pulse Trigger .......................................................................................5-10
Runt Trigger ........................................................................................5-13
Nth Edge Trigger..................................................................................5-17
Slope Trigger.......................................................................................5-19
Video Trigger.......................................................................................5-23
Pattern Trigger.....................................................................................5-26
RS232 Trigger......................................................................................5-28
I2C Trigger..........................................................................................5-31
SPI Trigger ..........................................................................................5-35
CAN Trigger.........................................................................................5-38
FlexRay Trigger....................................................................................5-43
LIN TRIGger (Option)...........................................................................5-45
USB Trigger.........................................................................................5-48
Chapter 6 Operations and Measurements.......................................... 6-1
To Make Math Operation.........................................................................6-2
Basic Operations..............................................................................6-3
FFT................................................................................................6-5
Digital Filter ....................................................................................6-9