Like Frodo, you in all probability don’t need something to do with a magic ring infused with a profound evil that may slowly works its darkish will into your physique and soul, driving you to ever worsening acts of selfishness and cruelty. In contrast to Frodo, you could possibly have an open supply model of a magic ring that you could make nearly as good or evil as you’d like! Many corporations supply good rings. Right here’s an open supply model that won’t have to be carried all the best way to Mount Doom. Right here’s extra from hackster:
A brand new possibility has lately been developed by a workforce of engineers at The Pennsylvania State College that’s each open supply and compact. Known as OmniRing, this good ring platform has a miniature kind issue, lengthy battery life, sensing and processing models, and is water-resistant, making it sensible for day by day use. It was designed with finger movement analytics and healthcare functions in thoughts, however the open design permits every consumer to customise it as a lot as they want. And with the whole value coming in at lower than $25 wholesale, or about $62 for a single unit, OmniRing is accessible to only about everybody.
The ring consists of a versatile printed circuit board with an inertial measurement unit (IMU) and photoplethysmography (PPG) sensors. The Nordic Semiconductor nRF52832 system on a chip, with an Arm Cortex-M4 processor working at 64 MHz was chosen to deal with onboard processing. Since this chip additionally helps wi-fi protocols like Bluetooth Low Vitality, it will probably transmit sensor readings to exterior units for extra advanced analyses. The elements are housed in a water-proof 3D printed case that was designed utilizing a mix of resin and thermoplastic polyurethane. A 3.7 volt ring-shaped rechargeable LiPo battery, which might function for as much as per week between costs, completes the design of the two.5 gram OmniRing.
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