Download CSA7000 Series Serial Mask Testing & Serial Pattern Trigger and
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Reference Overview Serial trigger setup (cont.) Select clock 8. source, polarity, and level Related control elements and resources Touch the Clk Src button to select the serial data clock source. Select from channel 1 through channel 4 and R Clk (recovered clock). Recovered clock is only available for NRZ coded signals. Refer to Recovered Clock (R Clk) Key Points on page 35 for information on the Recovered Clock function. 9. If the clock source is different than the data source (except for R Clk), the instrument displays the Clk Polarity button and the Clk Level field. Touch Clk Polarity to set the clock signal polarity to Pos(itive) or Neg(ative). Touch the Clk Level field, and use the arrow buttons, multipurpose knob, or keypad to enter the clock signal threshold level. View the current 10. The Serial Pattern Data field shows the current serial serial trigger pattern. Touch the Format button to select the pattern pattern display format from the drop-down list. Available formats are binary and hexadecimal. 38 Serial Mask Testing & Serial Pattern Trigger User Manual