User’s Manual xLogic SuperRelay
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3.2.2 AND with edge evaluation
The output of an AND with edge evaluation is only 1 if all inputs are 1 and at least one
input was 0 during the last cycle.
The output is set to 1 for the duration of one cycle and must be reset to 0 for the duration
of the next cycle before it can be set to 1 again.
A block input that is not used (x) is assigned: x = 1.
Timing diagram of an AND with edge evaluation
3.2.3 NAND
The output of an NAND function is only 0 if all inputs are 1, i.e. when they are closed.
A block input that is not used (x) is assigned: x = 1.