Chip

nRF51822 boards and specs

Nordic’s Bluetooth LE system-on-chip, the main processor of the BBC micro:bit v1.

Chip specifications

From the datasheet
ArchitectureArm Cortex-M0[1]
Cores1[1]
Clock16 MHz[1]
SRAM16 or 32 KB[1]
Flash128 or 256 KB[1]
WirelessBluetooth LE, 2.4 GHz proprietary[1]

nRF51822 datasheet

Boards with the nRF51822

24 boards

Sources

1 sources