How to use frequency in UDFB
Nahum Stern
Nov-25th, 2018 12:45

A local tag cannot have a positive transition inside a UDFB.

When using a positive transition for a general tag the first time is read, UniLogic takes the "mirror" image and save it for a scan.

Since even though you call the UDFB many times- the UDFB is the same one and all the positive transition that comes after the first time the UDFB was called will not be seen because the "mirror" has already been set.

This means that UDFB cannot have positive or negative transition of any kind of tags (local or global).

The solution for that is to add in the main short net of Frequency tag and Direct Contact, that will be used in the UDFB:

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