wiring-i2c.tex

\documentclass{standalone}

\usepackage{tikz}
\usepackage{ifthen}
\usepackage[sfdefault]{roboto}
\usepackage[T1]{fontenc}

\begin{document}

	\begin{tikzpicture}

		% Frame
		\draw[thick] (0,0) rectangle (13,2);

		% Pins and rectangles
		\tikzstyle{every node}=[font=\scriptsize]
		\foreach \x [
			evaluate = \x as \toppin using int(\x*2),
			evaluate = \x as \bottompin using int(\x*2-1)
		] in {1,...,13} {
			\draw (\x-0.5,1.5) node {\toppin} circle (0.3) circle (0.35);
			\draw (\x-0.5,0.5) node {\bottompin} circle (0.3) circle (0.35);
			\draw (\x-0.85,2.2) rectangle (\x-0.15,4);
			\draw (\x-0.85,-0.2) rectangle (\x-0.15,-2);
		}

		% Labelling function
		\newcommand{\pinlabel}[2]{%
			\ifthenelse{\isodd{#1}}%
			{\node[anchor=west,rotate=90] at (#1/2, -2) {#2}}%
			{\node[anchor=west,rotate=90] at (#1/2-0.5, 2.2) {#2}}
		};

		% Labels
		\pinlabel{4}{VCC (5V)};
		\pinlabel{6}{GND};
		\pinlabel{5}{SCL};
		\pinlabel{3}{SDA};

	\end{tikzpicture}

\end{document}