Hi,
I am a new user of FPGAs and I have the CmodS6 kit and I am having in the IO 1.8 V
and I need to change it to 3.3V , my ucf shows:
NET "PORTA<0>" LOC = "P5" | IOSTANDARD = LVCMOS33 | PULLUP;
Vcc is 5V from my usb port and I see at ucf CONFIG VCCAUX = "3.3";
I also had a look at ug381 cdg and ug382.
Thanks for your help.