Two years ago I belatedly ↵reported on Shimon Schocken’s and Noam Nisan’s book ‘The elements of computing systems: Building a modern computer from first principles’ (2005). Since then quite some things have happened, and at the website ↑From NAND to Tetris you’ll now find a Massive Open Online Course (MOOC ;)—the whole course, including all the materials, has been put online open-source fashion. The idea is to lead you from the uttermost basics, in this case the logical NAND gate [Negated AND or NOT AND] to build a system on which you finally can program and run a Tetris … Continue reading →