Method showPixels

src/fl/chipsets/lpd880x.h:119–137

@copydoc CPixelLEDController::showPixels()

protected:
	/// @copydoc CPixelLEDController::showPixels()
	virtual void showPixels(PixelController<RGB_ORDER> & pixels) {
		mSPI.select();

		startBoundary();
		while(pixels.has(1)) {
            FASTLED_REGISTER fl::u16 command;
            command = 0x8000;
            command |= (pixels.loadAndScale0() & 0xF8) << 7; // red is the high 5 bits
            command |= (pixels.loadAndScale1() & 0xF8) << 2; // green is the middle 5 bits
			mSPI.writeByte((command >> 8) & 0xFF);
            command |= pixels.loadAndScale2() >> 3 ; // blue is the low 5 bits
			mSPI.writeByte(command & 0xFF);

			pixels.stepDithering();
			pixels.advanceData();
		}
		endBoundary(pixels.size());
		mSPI.endTransaction();
	}

};