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// UBDS-NRF52840-DKMCUintermediateLast verified 2026-04-07

Nordic nRF52840-DK

Nordic Semiconductor

Nordic's reference dev kit for the nRF52840: Cortex-M4F at 64 MHz with 256 KB RAM, 1 MB flash, and Bluetooth LE 5. Arduino-Uno headers and full Zephyr support — a strong baseline for BLE prototyping.

blethreadzigbeearduino-uno-shielddevkitprototypingiotmesh-networking
// data_completenesspartial|// schemav1.2
Nordic nRF52840-DK
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