hal_saadc.h

#ifndef CODEBASE_HAL_HAL_SAADC_H_
#define CODEBASE_HAL_HAL_SAADC_H_

#include "nrf_saadc.h"
#include "nrf_assert.h"
#include "hal_pin_analog_input.h"

#ifdef NRF51
#error SAADC peripheral is not present in the nRF51 SoC
#endif

#define saadc_channel_init      nrf_saadc_channel_init

__STATIC_INLINE void saadc_continuous_sampling_rate_set(uint32_t sampling_rate_div)
{
    ASSERT((sampling_rate_div>=80) && (sampling_rate_div <= 2047));

    NRF_SAADC->SAMPLERATE = (sampling_rate_div << SAADC_SAMPLERATE_CC_Pos) |
            (SAADC_SAMPLERATE_MODE_Timers << SAADC_SAMPLERATE_MODE_Pos);
}

__STATIC_INLINE void saadc_sampling_task_mode_set(void)
{
    NRF_SAADC->SAMPLERATE = (0 << SAADC_SAMPLERATE_CC_Pos) |
            (SAADC_SAMPLERATE_MODE_Task << SAADC_SAMPLERATE_MODE_Pos);
}

__STATIC_INLINE void saadc_channel_uninit(uint8_t channel)
{
    nrf_saadc_channel_input_set(channel, NRF_SAADC_INPUT_DISABLED, NRF_SAADC_INPUT_DISABLED);
}


#endif /* CODEBASE_HAL_HAL_SAADC_H_ */