How to turn KW41z IO voltage level from 1.8v to 3.3v

[ashokfair]

Hi All,

I required 3.3v on port pins for KW41z FRDM board. Seems like currently the board IO's are operating at 1.8v.

I did not understand about all below power modes mention in table3. Its not user friendly. please someone helps

me to understand also tell me the jumper settings required for to operate the board in 3.3v.

Thanks

Ashokr

www.ashokr.com

[nxf51211]

Hi,

I recommend you check the following link, where it is explained how to connect the jumpers according to the DC-DC mode desired (it applies similar for the FRDM-KW41Z board): https://community.nxp.com/message/622143

Best Regards,

Ricardo Delsordo.

[ashokfair]

Thanks Ri do!

now changed power mode from Buck Mode auto start to Bypass mode. and works fine (but i got 3V only). below is the jumper settings.