Triggers
R&S
®
RTP
259User Manual 1337.9952.02 ─ 12
UI offset
Defines the position of the last bit of the bit pattern to be triggered on, relative to the
trigger time. The unit interval offset is a number between 0 and 1:
●
Value 0: start/"left edge" of the last bit
●
Value 0.5: middle of the last bit
●
Value 1: end/"right edge" of the last bit
Remote command:
CDR:HARDware:UIOFfset on page 1281
Nominal bit rate
Sets the frequency of the feed forward CDR. It corresponds to the data rate of the data
stream from which the clock is to be recovered.
Remote command:
CDR:HARDware:BITRate on page 1281
Pattern type
Selects the pattern type for the serial pattern trigger.
The following pattern types are available:
●
Single/dual bit pattern
●
Complex word pattern
●
PRBS error
●
8b/10b
●
128b/132b and 128b/130b
Remote command:
TRIGger<m>:SERPattern:PTMDe on page 1278
Estimate bit rate
Estimates the bite rate once, for the current acquisition.
Remote command:
CDR:HARDware:BREStimate on page 1281
6.10.2.2 Single/dual bit pattern
For the "Single Bit Pattern", you can define a single bit pattern of up to 160 bits.
The "Dual bit pattern" is a logical OR operation of two defined bit patterns you can trig-
ger on.
High-speed serial pattern trigger (Option R&S RTP-K140/K141)
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