Model T940 User Manual
Publication No. 980938 Rev. K
Advanced Topics 8-28
Astronics Test Systems
o
Halt on a Pattern
o
Halt on the last Pattern of the Seq. Step (Branches and Loops are
ignored.)
o
Halt on the last Pattern of the Sequence as though there were a
Burst of 1
o
Halt on a Pattern where Sync Pulse 1 is Asserted
o
Halt on a Pattern where Sync Pulse 2 is Asserted
o
Halt on Pattern Error or CONDEN qualified Pattern Error
o
Halt on the last Pattern of the Seq. Step if there was a Step
Failure or CONDEN qualified Step Failure
o
Halt on the last Pattern of the Sequence if there was a Burst
Failure or CONDEN qualified Burst Failure
•
Timing requirements for a Halt on Pattern Error, Step Failure or Burst
Failure:
o
See the Jumping, Halting, Counting and Logging on Pass/Fail
section for the detailed timing requirements and additional
information
•
The CPU can also perform a Resume at any time which can allow normal
operation to proceed. This CPU resume can be used to:
o
Resume after single-stepping
o
Resume other types of Halt conditions
o
Resume any Pause condition
External Halt Operations:
•
External Halt Test Sources (static selection):
o
None
o
Any Aux. Input (1 of 12)
o
Any TTLTRG Bus input (1 of 8)
o
Either ECL TRG Bus input (1 of 2)
o
Channel Test 1 (master channel test)
•
External Halt Test Conditions (static selection):
o
High
o
Low
o
Rising Edge
o
Falling Edge
•
External Halt Timing Considerations:
o
The external signal used to initiate the halt must occur in a timely