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Macro Yau

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This user joined on 10/19/2017.

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Self-Powered IoT Node for Environmental Sensing
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macro-yauMacro Yau

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Useful STM32L082-based devices with embedded LoRa radio modem programmable with the Arduino IDE via USB connector, i.e, hackable.
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kris-winerKris Winer

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A tiny low cost Bluetooth Low Energy board for miniature and wearable projects.
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Super-small BQ25504-based device charges a LiPo battery at ~7 mA using an inexpensive solar cell in direct sunlight
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Ultra-Low Power LiPo Charger via Energy Harvesting

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This is a 0.8x0.6 inch board with AEM10941 solar harvesting IC charging a Lithium Ion battery
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Unique, compact power conditioning enables always-on sensor monitoring and Long-Range radio (LoRaWAN) link for IoT applications.
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Kris Winer wrote 07/09/2018 at 02:20 • point

Thanks for following my Solar Cell LiPo Charger project!

  Are you sure? yes | no

Kris Winer wrote 07/08/2018 at 17:24 • point

Thanks for following my Hackable LoRa Device Project!

  Are you sure? yes | no

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