sdk/fidl/fuchsia.hardware.adc/adc.fidl

// Copyright 2020 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
@available(added=7)
library fuchsia.hardware.adc;
using zx;

@discoverable
closed protocol Device {
    /// Get adc resolution in number of bits
    strict GetResolution() -> (struct {
        resolution uint8;
    }) error zx.Status;

    /// Get sample - raw count from adc
    strict GetSample() -> (struct {
        value uint32;
    }) error zx.Status;

    /// Get sample normalized to [0.0-1.0]
    strict GetNormalizedSample() -> (struct {
        value float32;
    }) error zx.Status;
};

service Service {
    device client_end:Device;
};