#nrf52840 Tech News.
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ChipsXDAabout 3 hours ago
$25 Makerdiary dongle sniffs Bluetooth, Zigbee, ThreadThe $25 Makerdiary nRF52840 MDK dongle sniffs Bluetooth, Zigbee, and Thread traffic and runs Google's OpenSK security key firmware. It has a 64 MHz Arm Cortex-M4 core with 256KB RAM and exposed pin headers. Flashing firmware is drag-and-drop via a UF2 bootloader.
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