The ‘basic’ node

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% Title    : The 'basic' node
% Author   : George Ungureanu
% Category : tikz
\documentclass{standalone}
\usepackage{forsyde-tikz}
\begin{document}
\begin{tikzpicture}[]
  \basic[shape=atom shape, nf=1, f1=$+1$] (bas) <0,0> {$\oplus$};
  \node[anch] (a) at (bas-f.n1) {}; \node[label, anchor=west, rotate=30] (l) at (a.east) {\texttt{bas-f.n1}};
  \node[anch] (a) at (bas-f.s1) {}; \node[label, anchor=east,rotate=30] (l) at (a.west) {\texttt{bas-f.s1}};
\end{tikzpicture}
\end{document}