Protocol Analysis
R&S
®
RTM20xx
181User Manual 1317.4726.02 ─ 01
UART Trigger Source
Access: TRIGGER SETUP > "Trigger Type" = "Protocol (UART)" > "Source"
RX, TX
Select one of the lines as trigger source.
Remote command: 
TRIGger:A:SOURce:UART on page 402
UART Trigger Setup
Access: TRIGGER SETUP > "Trigger Type" = "Protocol (UART)" > "Setup"
Start Bit.......................................................................................................................181
Frame Start.................................................................................................................182
Symbol <n>.................................................................................................................182
Any Symbol.................................................................................................................182
Pattern.........................................................................................................................182
└ Symbol Offset...............................................................................................182
└ Number of Symb...........................................................................................182
└ Select Bit.......................................................................................................182
└ State..............................................................................................................182
└ Select Symbol...............................................................................................183
└ Value.............................................................................................................183
Parity Error..................................................................................................................183
Frame Error.................................................................................................................183
Break...........................................................................................................................183
Start Bit
Triggers on a start bit. The start bit is the first logical 0 after a stop bit.
Remote command: 
TRIGger:A:UART:MODE on page 402 (SBIT)
UART/RS-232 Interface (Option R&S RTM-K2)