How can I create raster plots with the same colour scale in R

Question

I\'m creating some maps from raster files using the \"raster\" package in R. I\'d like to create comparison rasters, showing several maps side by side. It\'s important for this

Answer 1

Added as an answer in response to @Tomas

The answer I ended up using is:

plot( d, col=rev( rainbow( 99, start=0,end=1 ) ), 
    breaks=seq(min(minValue( d )),max(maxValue(d)),length.out=100) )