Error: L6218E: Undefined symbol nrf_saadc_channel_init (referred from nrf_drv_saadc.o)

[Webmobi]

we are using nRF52-DK

[Sigurd]

This error mostly happens when SAADC_ENABLED is not enabled in sdk_config.h Make sure you have the following defined in sdk_config.h

#ifndef SAADC_ENABLED
#define SAADC_ENABLED 1
#endif