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Nordic Semiconductor nRF52840 Dongle board web page
Nordic Semiconductor nRF Util nRF52840 chip web page
Nordic Semiconductor nRF Connect for Desktop web page
Nordic Semiconductor DevZone
Nordic Semiconductor nRF5 SDK Document
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Nordic Semiconductor nRF52840 Dongle board web page
Nordic Semiconductor nRF Util nRF52840 chip web page
Nordic Semiconductor nRF Connect for Desktop web page
Nordic Semiconductor DevZone
Nordic Semiconductor nRF5 SDK Document
...