5.2.4.5 adc_dma_register_callback

Register ADC callback.

int32_t adc_dma_register_callback(
    struct adc_dma_descriptor *const descr,
    const enum adc_dma_callback_type type,
    adc_dma_cb_t cb
)

Parameters

io_descr

An ADC descriptor

type

Type: const enum adc_dma_callback_type Enum

Callback type

cb

Type: adc_dma_cb_t typedef

A callback function, passing NULL de-registers callback

Returns

Type: int32_t

The status of the callback assignment.

-1

Passed parameters were invalid or the ADC is not initialized

0

A callback is registered successfully