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Diffstat (limited to 'README.md')
| -rw-r--r-- | README.md | 12 |
1 files changed, 6 insertions, 6 deletions
@@ -364,13 +364,13 @@ Verilog Attributes and non-standard features it as the external-facing pin of an I/O pad, and prevents ``iopadmap`` from inserting another pad cell on it. -- The module attribute ``abc9_lut`` is an integer attribute marking to `abc9` - that this module describes a LUT with propagation delays described using - `specify` statements. +- The module attribute ``abc9_lut`` is an integer attribute indicating to + `abc9` that this module describes a LUT with an area cost of this value, and + propagation delays described using `specify` statements. -- The module attribute ``abc9_box`` is a boolean specifying a blackbox or - whitebox definition, with propagation delays described using `specify` - statements, for use by `abc9`. +- The module attribute ``abc9_box`` is a boolean specifying a black/white-box + definition, with propagation delays described using `specify` statements, for + use by `abc9`. - The port attribute ``abc9_carry`` marks the carry-in (if an input port) and carry-out (if output port) ports of a box. This information is necessary for |