> I'm afraid Allan has right. You have large timing difference in your > FETs N and P driving for half bridges. I didn't look at the > datasheet, but the RC (where R is equivalent resistor in the gate > circuit and C is the equivalent Cis + your capacitors) > must be identical for both FETs. As far as I can remember now the C should not be there at all, but it does not matter much except on direction change, beause I PWM only the N FET. Wouter van Ooijen -- ------------------------------------------- Van Ooijen Technische Informatica: www.voti.nl consultancy, development, PICmicro products docent Hogeschool van Utrecht: www.voti.nl/hvu -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist