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Updated Bluetooth Low Energy Receiver (markdown)

James Shao 2020-12-21 21:53:58 +08:00
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Bluetooth-Low-Energy-Receiver.md

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This is to discover the MAC address of Bluetooth Low Energy device around you.
It's not perfect because decoded data can't pass CRC, hence there will be 1~2 bit error in result.
![Result of bluetooth hardware(hcitool lescan)](https://user-images.githubusercontent.com/17997195/77241595-5693a200-6c2f-11ea-94fb-2e8ff8a780aa.jpeg)
![Result of portapack btle search](https://user-images.githubusercontent.com/17997195/77241602-75923400-6c2f-11ea-98a2-1ad0a1c09aba.jpeg)
You don't need to change the frequency, since all Bluetooth device will broadcast on the pre-set frequency.
You might need to adjust gain though.