Teledyne SierraNet M408, User Manual, Page: 82 / 248

Teledyne LeCroy Trigger Filter Settings in Easy Mode
74 SierraNet M408 User Manual
"don't care" and which ones have specific value. Some examples are given in the table
below.
If VI_READ_RQST is selected, the value for the "Device HDR" field will be "10" in binary
format as this field is a two ‐ bits field. This field is the last field in the "DF_CTL" field which
is an 8 bits field. For this specific frame, the value of "DF_CTL" will be "XXXXXX10" in
binary format and "X?" in hexadecimal format according to the conventions above.
2.7.8 Ethernet Patterns
Basic
Loss of Sync
Double ‐ click Loss of Sync to open the Loss of Sync Pattern dialog.
Figure 2.53: Loss of Sync Pattern Dialog
This event detects loss of sync on the Ethernet physical layer receiver. Enter the count of
the expected number of occurrences. Check the Check All box to select ports P1 through
P8 or individually select ports.
Symbol
Double ‐ click Symbol to open the Symbol Pattern dialog.
Hexadecimal Value Length in bits Equivalent Value in
Binary
"X1" 8 bits "XXXX0001"
"X?" 8 bits "XXXXXX10"
"?X" 8 bits "110XXXXX"
"?" 2 bits "XX"
"?" 3 bits "11X"
"7" 3 bits "111"
"7?" 8 bits "01110XX1"