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CES 2025
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Amazon updated the Dash Button’s hardware to revision two earlier this year, so I decided it was time for a new teardown (here’s last year’s teardown). The new product number is JK29LP; the old product number is JK76PL. While the form factor and case remained much the same, the internals changed substantially. The major highlights are a switch from Broadcom to Atmel chips, a switch from an Energiz
The Amazon Dash Button it an Internet connected button that allows ordering a single product from Amazon. Although it is not something I would ever use, I thought its guts might be interesting and bought two for a grand total of $2.10 with tax and free shipping. Others have already posted about disassembling it, so I’ll focus mostly on the electronics, since the aforementioned blog posts are missi
Ever since I first learned about electronic paper, I’ve thought it would be perfect to display some sort of regularly updated, but not real-time, data such as the current date, an agenda, or the weather forecast. Unfortunately, e-paper displays have always cost more than I was willing to spend on such a project. However, with the price of Amazon’s cheapest Kindle recently dropped to $69, I decided
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