How to enable DC/DC in software

[BenLiu]

As I learnt, nRF5232 defaut with LDO mode, DC/DC is diabled, but I can not find any config in nRF5 SDK for nRF52 DK,

someone said to use: sd_power_dcdc_mode_set,other said: NRF_POWER->DCDCEN = 1

I opened ble uart ble prj,but no result to find

pls help,Thanks!

[Vidar Berg]

Hello,

You can enable the DCDC regulator by running "NRF_POWER->DCDCEN = 1" before enabling the Softdevice, or "sd_power_dcdc_mode_set(NRF_POWER_DCDC_ENABLE)" if you want to do it while the Softdevice is enabled.

Best regards,

Vidar