Drive and Compare Formats
Drive formats
100 MHz maximum vector rate
Non-Return (NR), Return to Low (RL), Return
to High (RH)
50 MHz maximum vector rate
Surround by Complement (SBC)
Compare formats
Edge strobe
Figure 1. Drive Formats
Return to Low (RL)
Return to High (RH)
Surround by Complement (SBC)
0
1
1
0
1
X
2
0
1
4
5
3
Indeterminate State
Non-Return (NR)
Pin State
Vector Cycle
Dr
iv
e Data
Dr
iv
e Retur
n
Dr
iv
e Data
Dr
iv
e On
Dr
iv
e On
Dr
iv
e Retur
n
Dr
iv
e Data
Dr
iv
e Retur
n
Dr
iv
e Off
Dr
iv
e On
Dr
iv
e Data
Dr
iv
e On
Dr
iv
e Retur
n
Dr
iv
e Data
Dr
iv
e Retur
n
Pin Data States
Pin States
•
- — Repeat previous cycle. Do not use a dash (
-
) for the pin state on the first vector of a
pattern file unless the file is used only as a target of a jump or call operation.
•
0 — Drive zero.
•
1 — Drive one.
•
L — Compare low.
•
H — Compare high.
•
X — Do not drive; mask compare.
4
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PXIe-6570 Specifications
