sd_clock_hfclk_request()

uint32_t sd_clock_hfclk_request

(

void

)

#include <nrf_soc.h>

Request the high frequency crystal oscillator.

Will start the high frequency crystal oscillator, the startup time of the crystal varies and the sd_clock_hfclk_is_running function can be polled to check if it has started.

See also

sd_clock_hfclk_is_running

sd_clock_hfclk_release

Return values

NRF_SUCCESS