Keysight M8000 Series of BER Test Solutions User Guide 383
Setting up Patterns 7
The following tables shows the PRBS polynomial for M8195A/M8196A
that is used to generate the selected PRBS 2^n-1.
Table 52 PRBS polynomials for AWG (M8195A/M8196A)
• For block type as Static, you need to specify the Single Value and
the Compare feature.
• If you select Block Type as Memory Pattern, a Select Pattern
window will open which allows you to load the memory patterns.
• For block type as Link Training, you need to specify the Direction.
•Click Select Location Specific Patterns. This opens with a drop-down
selection where you can specify the ports or locations of specific
patterns.
PRBS Shift
Register
Length
Polynomial PRBS Length
2^7-1 7 x
7
+x
6
+1 127
2^9-1 9 x
9
+x
5
+1 511
2^11-1 11 x
11
+x
9
+1 2047
2^13-1 13 X
13
+ X
12
+ X
2
+ X
1
+ 1 8191
2^15-1 15 x
15
+x
14
+1 32767