isBusy()

bool fl::spi::Device::isBusy

(

)

const

Check if async operation is in progress.

Returns

true if busy, false if idle

Definition at line 340 of file device.cpp.hpp.

                                       {
    if (!isReady()) {
        return false;
    }
 
    // Get hardware controller
    if (!pImpl->hw_backend) {
        return false;
    }
 
    // Use polymorphic interface (works for SpiHw1/2/4/8)
    SpiHwBase* hw = pImpl->hw_backend.get();
 
    return hw->isBusy();
}

References fl::FL_NO_EXCEPT, isReady(), and pImpl.

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