Given the tremendous interest around the Raspberry Pi, it is surprising how few people speak about the Rikomagic MK802. Similarly to the Raspberry Pi, the MK802 is a small and cheap computer based on an ARM processor. At first sight, the MK802 seems to be a bit more expensive (around 80$, instead of 30$ for the Raspberry Pi). But this price includes a tiny enclosure, a power supply, wireless networking and required cables and adapters. So, beyond the price, what can you do with it?
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In most of the examples of use for our modules which are published in this blog, a USB connection with a computer is required. It's logical for USB modules, but it's constraining. Laptops, even if they are small, take up some space. And it's difficult to devote a computer for each do-it-yourself idea that goes through our heads. Let's have a look at alternatives that exist or could exist...
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This week, we are making two gauges which are going to display CPU and disk usage of a machine under Linux, but we are going to make them the Yoctopuce way: two physical gauges controlled by two servomotors! As many customers have been asking whether we support ARM architectures, we are going to create this project on a "computer" which uses this architecture.
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