How to input 3.3V in VDD_GPIO on nRF9160 DK?

I want to let nRF9160 communicate through UART with 3.3V logic level, but the logic level is originally 1.8V.

I have been reading nRF91_DK_User_Guide_v07.pdf, but I'm not really clear.

Any help?

Parents Reply Children
No Data