Truth Table/Functionality
Each lpm_and
function defines LPM_WIDTH
AND
gates. Each AND
gate has the
following function:
Inputs |
Outputs |
---|---|
|
|
0XXX... |
0 |
X0XX... |
0 |
XX0X... |
0 |
... |
... |
1111... |
1 |
The library of parameterized modules (LPM) 2.1.0 standard uses 'x' characters to separate
bit numbers in dual-range groups. These 'x'
characters are automatically translated into underscores (_
) in the
Quartus® Prime software.