Sparkfun nRF52832 Breakout

chip:nrf52, chip:nrf52832

The Sparkfun nRF52832 Breakout is basic board providing access to all I/O pins, a 32kHz crystal and LED.

Features

• nRF52832 MCU (QFAAB0), 512K FLASH and 64 SRAM
• Reset and user button
• Power LED (blue) and user LED (red)
• 32768 Hz crystal
• NFC antenna connection pads
• Cortex Debug connector
• UART + SWD header

Pin Mapping

Pin Signal Notes

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P0.06 User Button Active LOW P0.07 P0.26 P0.27 User LED UART TXO UART RXI Active LOW

Configurations

nsh

Basic NuttShell configuration (console enabled in UART0, at 115200 bps).

Flash & Debug

An external debugger is required, so the procedure to flash/debug depends on the chosen interface. Using an ST-Link V2 you can flash using OpenOCD with:

openocd -f interface/stlink-v2.cfg -f target/nrf52.cfg -c "program nuttx/nuttx.bin 0x0000000 verify reset; shutdown"