var trace1 = {x: [],
y: [],type: 'scatter'
    };
    
    var data = [trace1];
    var layout = {
      title:'RSSI',
      paper_bgcolor:"#141619",
      plot_bgcolor:"#141619",
      font: {
        color: "#c7d0d9"
    },
      yaxis: {
        ticksuffix: ' dBm',
        showgrid: true,
        gridcolor:"#3c3d3f"
                    },
      xaxis: {
        showgrid: true,
        gridcolor:"#3c3d3f"
                    }
      };
      
      Plotly.newPlot('rssi', data, layout, {locale: 'pl'});