Hi Malte
On 28.06.16 23:59 , Malte Rogacki gacki@gacki.sax.de [PolySix] wrote:
Is it normal that there is a huge AC signal on the
> PW/PWM test point when PW is set to zero? It works quite well for non-zero
> amounts but when going to zero there is a sine wave with 1.275MHz and
> roughly 500mV peak-to-peak. This of course must somehow influence the PW.
This is not normal, but it might be caused by getting the ground for the
scope from a wrong / too far away point.
Florian