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9 changes: 7 additions & 2 deletions ReverseEngineering/Luna_maiboard_V000456-00_rev3.md
Original file line number Diff line number Diff line change
Expand Up @@ -213,15 +213,20 @@ This is a 6-axis motion tracking device (i.e. accelerometer, gyroscope).
| 24 | SDA/SDI | I2C SDA | Connected to Pin 21 on LPC11U37F |


# nRF51822
# nRF51822

This is the powerful, highly flexible multiprotocol SoC ideally suited for
Bluetooth® low energy and 2.4GHz ultra low-power wireless applications. The
silkscreen labels this as RADIO.

The exact model is a nRF51822-QFAB, giving it 128kB of flash and 16kB of RAM.

## Resources

* TODO: datasheet, etc.
This sections tracks useful documentation related to the processor.

* [Product Specification](https://web.archive.org/web/20191024195637/https://infocenter.nordicsemi.com/pdf/nRF51822_PS_v3.1.pdf)
* [Series Reference Manual](https://web.archive.org/web/20191025132657/https://infocenter.nordicsemi.com/pdf/nRF51_RM_v3.0.1.pdf)

## Pinout

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