If a battery gizmo, easiest to trim it using XOSC -- I think some MCUs can even do an automatic trim, so I guess a lot of manufacturers wanted that kind of feature.
But since the DS (p 564) says:
But since the DS (p 564) says:
It will be pretty hard to get a calibration that works great in all conditions.Frequency drift with temperature: ±14%.
Frequency drift with power supply voltage: ±20%.
Statistics: Posted by katak255 — Wed Nov 13, 2024 11:31 am