Pre-calculate breathable led pattern timing limits
Pre-calculate breathable led pattern timing limits

Expanding the ranges in the conditional was not too readable.

mlehtima/mce,android-808/mce,mikkoharju/mce,kimmoli/mce,mlehtima/mce,maikelwever/mce,android-808/mce,kimmoli/mce,mlehtima/mce,spiiroin/mce,maikelwever/mce,mikkoharju/mce,maikelwever/mce,mikkoharju/mce,spiiroin/mce,kimmoli/mce,mlehtima/mce,spiiroin/mce,mikkoharju/mce,spiiroin/mce,android-808/mce,maikelwever/mce,android-808/mce,kimmoli/mce