You're right, Wouter. Should have noticed this myself, but apparently I didn't...
Maybe one of the reasons to stick to the +5V is that you might lower the current of your total project. BTW: you're living in Belgium too, isn't it? At least, your name sounds "Belgian"... Best rgds, --Geert --- In [email protected], "H_O_U_S_Y" <[EMAIL PROTECTED]> wrote: > > Me again, > > In the datasheet of PCF8574 I read: > > "Operating supply voltage 2.5 to 6 V" > > So why worry? Just power that chip with 3.3V and forget the 5V > level ;) > > Regards, > > Wouter
