\begin{tikzpicture}
\begin{axis}[
	ybar,
	scale only axis,
	xlabel ={Measurement point},
	ylabel ={RSSI in \si{\dBm}},
	legend pos=north east,	
	xmajorgrids=true,
	%xminorgrids=true,
	ymajorgrids=true,
	%yminorgrids=true,
	%enlarge x limits=false,
	%enlarge y limits=false,
	%ymin=0,
	xtick={1,2,3,4,5,6,7},
]
\addplot [blue, fill=blue] table[x=X,y=RSSI,col sep=comma]{plots/data/BSTMean1.csv}; 
\end{axis}
\end{tikzpicture}