Dataman 48XP - Manual (Page 31)

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that will be used to test a device after the logical chip has been
programmed, this test vector is usually generated by 3
rd
party
PLD design tools when the circuit diagram and layout for the
chip is done. The JEDEC file is downloaded into the
DATAMAN-48XP, and it also contains the test vector that will
be used to test the device for correct programming and function.
The following screen will be displayed when you are viewing
the Vectors:
The purpose of the buttons are as follows:
Undo
When the changes are made, the changed areas are highlighted.
If you wish to undo this change, just click this button. It will
restore the value prior to editing. When a position that is
highlighted scrolls off the screen the changes made become
permanent and you cannot reverse them by clicking this button.
Insert
You can insert a line of vectors by clicking this button. The