write()

void fl::DigitalMultiWrite16::write

(

fl::span< const u16 >

pin_data

)

const

Write pre-transposed 16-bit data to the 16 pins.

Each u16 in pin_data is a bitmask where bit N → pin N. 1 = HIGH, 0 = LOW. Pins set to -1 during init() are skipped.

Definition at line 328 of file pins.cpp.hpp.

                                                                {
    for (fl::size i = 0; i < pin_data.size(); ++i) {
        const u16 word = pin_data[i];
        for (u8 n = 0; n < 4; ++n) {
            const u8 nib = (word >> (n * 4)) & 0x0F;
            applyNibble(mSetNib[n][nib], mClrNib[n][nib]);
        }
    }
}

References applyNibble(), mClrNib, mSetNib, and fl::span< T, Extent >::size().

Referenced by DigitalMultiWrite16(), and fl::digitalMultiWrite16().

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