Quote:
Originally Posted by Rizla
It's called the A2 mode, or the no-flash refresh mode, or variations thereof. It stops the screen from flashing and allows its to scroll / move like a tablet LCD screen. It is essential for browsing and reading pdfs on an e-ink screen. I use it on a Nook ST. I would not consider an e-ink "tablet" without this mode.
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A2 mode is, however, a 1-bit display mode, ie black and white only, rather than the usual 16 greyscales. The faster refresh speed therefore comes at a price. Not an issue for text-only applications, but very definitely noticeable for PDFs that contain images.