[Opening paragraph: what the project is, what problem it solves, and what makes the approach interesting or distinctive.]
[Context and motivation: why did you start this project? What existed before it, and what was missing?]
Fig. 1 — [Caption for the figure above]
[Detailed writeup of a specific aspect — design decisions, technical implementation, challenges overcome, etc.]
[Another section — firmware, software, mechanical design, test results, etc.]