% Use with figfrag:
% Call figfrag like this:
% figfrag -i overbar.tex <file>
%
% It is used to put an overbar on digital signals to complement them.
% For example, in the fig diagram, use the LaTeX fonts,
% and put \obc{AEN} to get AEN in small caps font with an overbar.
% License: put in public domain by Nick Urbanik <nicku@nicku.org>
%
\newcommand{\obc}[1]{\ensuremath{\overline{\mbox{\textsc{\lowercase{#1}}}}}}%
\newcommand{\ob}[1]{\ensuremath{\overline{\mbox{#1}}}}%