reading crystal requency by avr

naseria_1364 · Jan 5, 2013

hi there
I wanna know is it possible to see crystal oscillator frequency on Pwm?
I want to use it to determine crystal frequency.

kripacharya · Jan 5, 2013

naseria_1364 said:
hi there
I wanna know is it possible to see crystal oscillator frequency on Pwm?
I want to use it to determine crystal frequency.

no, this cannot be done.

Magvitron · Jan 5, 2013

if you know what mode the pwm is working and like that.. its possible. other wise we can estimate.

naseria_1364 · Jan 5, 2013

how is it possible?
I don wanna estimate it I need to precise frequency

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