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In this first blog post, I’ll talk a bit about my experience with the very cheap 1.44” 128x128 LCD available from eBay (also marketed as “Nokia 5110 LCD”), as well as other similar sites, and interfacing it to an Arduino Pro Micro board, also available from eBay, using own hand-written assembly code. Gathering intelligence The first thing you might notice about this product is that neither the product listing nor the actual PCB give any clue about how to talk to the display driver, or in fact...