Bus Trigger - Owon XDS3204E User Manual

Auto
Normal
Single
Mode
Holdoff
Holdoff
Reset

Bus Trigger

1. RS232 Trigger
RS232 is a serial communication mode used in the data transmission between PCs or
between PC and Terminal. A character is transmitted as a frame of data which consist
of 1bit start bit, 5-8bits data bits, 1bit check bit and 1-2 stop bits.
In RS232 bus trigger mode, the trigger setting information is displayed on bottom
right of the screen, for example,
is RS232, CH1 trigger level is 0.00mV.
Format as shown in the figure below,
RS232 Trigger menu list:
MENU SETTING
Bus Type RS232
Sour
ce
Pola
Input
rity
When Start
4.Advanced User Guidebook
Acquire waveform even no trigger occurred
Acquire waveform when trigger occurred
When trigger occurs, acquire one waveform then stop
100 ns - 10 s, adjust M knob or click
interval before another trigger occur, press
panel button or click
which digit to be set.
Set Holdoff time as 100 ns
RS232 Trigger
INSTRUCTION
Set vertical channel bus type as RS232 trigger.
CH1 Select CH1 as the trigger source.
Select CH2 as the trigger source.
CH2
Nor Select polarity of data transmission as Normal. Select
mal polarity of data transmission as Inverted.
Inve
rted
Trigger on the start frame of position. After choosing
this condition, press Configure to enter detailed
settings.
51
to set time
move cursor to choose
，indicates that trigger type