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OUTPut Subsystem
2–146
TVS600 & TVS600A Command Reference
OUTPut:TTLTrg<n>:POLarity
OUTPut:TTLTrg<n>:POLarity?
Sets or queries the drive polarity for each VXI TTLTrg trigger line. The TTL
trigger lines are normally active low. With INVerted polarity (active high), a
controller can detect when all cards in a mainframe have asserted a trigger line.
Use the command OUTPut:TTLTrg<n>:SOURce to control the source driver for
the TTL trigger lines. Use the command OUTPut:TTLTrg<n> to enable each
TTLTrg driver.
OUTPut:TTLTrg<n>:POLarity<polarity>
OUTPut:TTLTrg<n>:POLarity?
<n> (number of TTLTrg signal) Query response
<NR1>
0,1, 2, 3, 4, 5, 6, or 7
<NR1>
<polarity> Query response
NORMal (active low)
INVerted (active high)
NORM
INV
NORM
Execution Error –141, “Invalid character data”.
Attempted to set polarity to an illegal value.
None
Command: OUTP:TTLT0:POL INV
Query: OUTP:TTLT0:POL?
Response: INV
OUTPut:TTLTrg
OUTPut:TTLTrg<n>:SOURce?
Syntax
Parameters
Reset Value
Errors and Events
Dependencies
Examples
Related Commands