pini configurable/selectable oscillators

Chithunzi	Gawo Nambala	Kufotokozera	Stock	Gulani
	MG7050HAN 100.000000M-4ACLDAB Epson	XTAL OSC SO 3.3V 14SMD	Zilipo: 15219

Chinthuchi chawonjezedwa kungolo yanu.