The reference manuals always have VIO connected to VDCDC1 which is 1.8V I assume it can be 3.3V? Also there are no limits defined for VIO - can it be 5V?
Cheers
Calum
Hi Calum,
3.3V would certainly be OK for VIO. I think 5V would also be fine, but let me check.
--Stephen
The abs max for VIO is 7V.
5V would be fine.