User Manual

73
Figure 75 - SPI trigger
UART Triggering
To trigger on a UART (Universal Asynchronous Receiver/Transmitter) signal, connect the
oscilloscope to the RX and TX lines and set up a trigger condition. RS232 (Recommended Standard
232) is one example of a UART protocol.
1. Press the Setup button to enter the TRIGGER menu.
2. Press the Type softkey.
3. Turn the Universal Knob to select Serial.
4. Press the Protocol softkey to select UART.
5. Press the Signal softkey to configure the channels to be either RX or TX and their voltage
threshold levels.
6. Press the key and press the Trigger Setting softkey to enter the UART TRIG SET menu.