2 timers are needed for signal and for 90deg phase shift. The third is luxury, not absolutely needed (180 degree phase shift might be done by logical negation without phase shift?).
Will check the ref,too.
2 timers are needed for signal and for 90deg phase shift. The third is luxury, not absolutely needed (180 degree phase shift might be done by logical negation without phase shift?).
Will check the ref,too.