Tektronix MDO4000C Series, Руководство пользователя

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Parallel bus trigger
(Requires option MDO4MSO.)
You can trigger on a binary or hex data value. Push Data on the lower menu and
enter the parameters of interest with multipurpose knobs a and b .
I
2
C bus trigger
You can trigger on Start , Repeated Start , Stop , Missing Ack , Address, Data ,
or Address/Data .
If you are setting up an I
2
C trigger and have made a Trigger On selection of
Address or Address/Data , push Address on the lower menu to access the I
2
C
Address side menu.
Push Addressing Mode on the side menu and select 7 bit or 10 bit . Push
Address on the side menu. Enter the address parameters of interest with
multipurpose knobs a and b .
Then push Direction on the lower menu and select the direction of interest:
Read , Write , or Read or Write .
If you have made a Trigger On selection of Data or Address/Data , push Data
on the lower menu to access the I
2
C Data side menu.
Push Number of Bytes and enter the number of bytes with multipurpose knob a .
Push Addressing Mode on the side menu and select 7-bit or 10–bit . Push Data
on the side menu. Enter the data parameters of interest with multipurpose knobs a
and b .
For more information on the I
2
C address formats, refer to item 2 under Setting Up
Bus Parameters .
Trigger setup
58 MDO4000C Series Oscilloscope User Manual
Preliminary