PCA10031

The Nordic Semiconductor PCA10031 is a low-cost, versatile USB development dongle for wireless applications based on the Nordic Semiconductor nRF51422 chip using the nRF51 series SoC.

Interfaces

Interface Hardware Supported TinyGo Support
GPIO YES YES
UART YES YES
SPI YES Not yet
I2C YES Not yet
ADC YES Not yet
PWM YES Not yet

Flashing

Programs are loaded onto the pca10031 board using the nrfjprog command line utility program.

First install the J-Link Software and Documentation Pack from Segger: https://www.segger.com/downloads/jlink/#J-LinkSoftwareAndDocumentationPack

Then install the nRF5x Command-Line Tools: https://docs.zephyrproject.org/latest/tools/nordic_segger.html#nordic-segger

Once you have installed both of these correctly, you will be able to flash the pca10031 board with your TinyGo code.

  • Plug your pca10031 into your computer’s USB port.
  • Build and flash your TinyGo program using tinygo flash -target=pca10031