The implementation example for flags usage.

TCA9548A_FlagsDemo.cpp

#include "TCA9548A.hpp"

namespace lr {

// ...

TCA9548A::Status TCA9548A::setChannel(Channel channel)
{
    if (_enabledChannels != Channels(channel)) {
        _enabledChannels = Channels(channel);
        return writeChannelsToChip();
    }
    return Status::Success;
}

TCA9548A::Status TCA9548A::setChannels(Channels channels)
{
    if (_enabledChannels != channels) {
        _enabledChannels = channels;
        return writeChannelsToChip();
    }
    return Status::Success;
}


TCA9548A::Status TCA9548A::clearAllChannels()
{
    if (_enabledChannels != Channels()) {
        _enabledChannels = Channels();
        return writeChannelsToChip();
    }
    return Status::Success;
}


TCA9548A::Status TCA9548A::writeChannelsToChip()
{
    const uint8_t data = _enabledChannels;
    if (_wireMaster->writeBytes(_address, &data, 1) != WireMaster::Status::Success) {
        return Status::Error;
    }
    return Status::Success;
}


}