Nordic nRF52840 ARM Cortex-M4F
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Adafruit Feather nRF52840 Express
Dev Board
Feather board with nRF52840 ARM Cortex-M4F at 64MHz, BLE 5.0, native USB (CDC/HID/MIDI/MSC), 1MB flash, 256KB SRAM, 2MB QSPI flash, 21 GPIO, SWD debug, and LiPo charging. Supports Arduino and CircuitP
Nordic nRF52840 ARM Cortex-M4F256 KB1 MB21 GPIOBLE BLE 5.0
~$25View
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