Protocol analysisMXO 4 Series
362User Manual 1335.5337.02 ─ 07
13.4.4 UART trigger
13.4.4.1 UART trigger settings
Access: [Apps] > "Protocol" > "UART" > "Shortcuts" > "Setup trigger"
Type
Selects the trigger condition.
Some trigger types have additional settings that can be defined. In this case, the "Set
details" button appears next to "Type" the function. Open it for a detailed definition of
the trigger conditions.
"Start bit"
Triggers on a start bit. The start bit is the first low bit after a stop bit.
"Packet start"
Triggers on the begin of a data packet.
"Data"
Trigger on a serial pattern at a defined position in the data packet.
The pattern can include several subsequent symbols (data frames).
"Parity error"
Triggers on a parity error indicating a transmission error. This trigger
type is only available if a parity is configured for the UART bus.
"Break condi-
tion"
Triggers if a start bit is not followed by a stop bit, the data line
remains at logic 0 for longer than a UART word.
"Stop error"
Triggers if the stop bit is a logic 0.
Remote command:
TRIGger:UART:TYPE on page 754
Trigger source
Selects the transmitter or receiver line as trigger source.
Remote command:
TRIGger:UART:SOURce on page 753
UART (option R&S
MXO4-K510)
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