Uart/Rs232 Triggering - Teledyne T3DSO2000 Series User Manual

UART/RS232 Triggering

This part will provide a brief introduction and description for the operation of the
UART trigger.
1. Press Setup key to enter the TRIGGER function menu.
2. Press Type and select Serial.
3. Press Protocol and select UART.
4. Press Trigger Setting softkey to enter UART TRIG SET menu.
5. Press the Source Type softkey to select the source of trigger (RX or TX).
6. Press the Condition softkey and set up the desired trigger condition:
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Figure 49: UART TRIG SET Menu
Start — The oscilloscope will be triggered at the position of start bit.
Stop — The oscilloscope will be triggered at the position of stop bit.
Data — The oscilloscope will be triggered when found a byte which is equal to
(greater or less than) the specified data.
a. Press the Compare Type softkey and choose an equality qualifier (>, < or =).
b. Press the Value softkey to set data's value. Data's value is in range of 0x00
to 0xff.
the oscilloscope will be triggered.
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