Trigger Setup
Push
Number of Bytes
and enter the number of bytes with
Multipurpose 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 the
Multipurpose a
and
Multipurpose b
knobs.
For more information on the I
2
C address formats, refer to item 2 under
Setting Up Bus Parameters
.
SPI Bus Trigger
You can trigger on
SS Active
,
MOSI
,
MISO
, or
MOSI & MISO
.
If you are setting up an SPI trigger and have made a
Trigger On
selection of
MOSI
or
MISO
, push
Data
on the lower
menu, push
MOSI
or
MISO
on the side menu, and enter the data parameters of interest using the
Multipurpose a
and
Multipurpose b
knobs.
Then push
Number of Bytes
and enter the number of bytes with the
Multipurpose a
knob.
If you select
MOSI & MISO
, push
Data
on the lower menu and enter the parameters of interest in the side menus.
RS-232 Bus Trigger
You can trigger on
Tx Start Bit
,
Rx Start Bit
,
Tx End of Packet
,
Rx End of Packet
,
Tx Data
, or
Rx Data
.
If you are setting up an RS-232 trigger and have made a
Trigger On
selection of
Tx Data
or
Rx Data
, push
Data
on the
lower menu.
Push
Number of Bytes
and enter the number of bytes with
Multipurpose a
.
Push
Data
on the side menu, and enter the parameters of interest with the
Multipurpose a
and
Multipurpose b
knobs.
CAN and CAN FD Bus Trigger
You can trigger on
Start of Frame
,
Type of Frame
,
Identi
fi
er
,
Data
,
Id & Data
,
End of Frame
,
Bit Suf
fi
ng Error
, and
Missing Ack
,
FD BRS Bit
,
FD ESI Bit
,
Form Error
, and
Any Error
. FD BRS Bit, FD ESI Bit, Form Error and Any Error are
available only when CAN FD is selected as BUS.
If you are setting up a CAN or CAN FD trigger and have made a
Trigger On
selection of
Type of Frame
, push
Frame
Type
on the lower menu, and select
Data Frame
,
Remote Frame
,
Error Frame
, or
Overload Frame
. All CAN FD data
packets register as
Data Frame
.
If you have made a
Trigger On
selection of
Identi
fi
er
, push
Identi
fi
er
on the lower menu and select a
Format
. Then push
Identi
fi
er
on the side menu, and enter a binary or hex value with multipurpose knobs
a
and
b
.
Push
Direction
on the lower menu and select the direction of interest:
Read
,
Write
, or
Read or Write
. All CAN FD data
packets register as
Write
direction.
If you have made a
Trigger On
selection of
Data
, push
Data
on the lower menu and enter the parameters of interest.
LIN Bus Trigger
You can trigger on
Sync
,
Identi
fi
er
,
Data
,
Id & Data
,
Wakeup Frame
,
Sleep Frame
, or
Error
.
If you are setting up an LIN trigger and have made a
Trigger On
selection of
Identi
fi
er
,
Data
, or
Identi
fi
er & Data
, push
Identi
fi
er
or
Data
on the lower menu and enter the parameters of interest on the resulting side menu.
MDO3000 Series Oscilloscopes User Manual
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