Hello Don,

Don>>I understand and I respect your opinion.I can handle teeth with a low pass filter,but tell me if you know,how can I calculate sinus function with 10 or 12 bits resolution.In PBP exist sin function but with 8 bits.<<

I gave you a link to a site that uses a Ladder to builid a sin wave on my previous response. Please check it out. If that is not what you want, I apologize for the wrong info.

Dwayne