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Blue Clover PLT Demo V2 nRF52832

Overview

The Blue Clover PLT Demo V2 is an open source (OSWHA certified) hardware product, featuring the Nordic Semiconductor nRF52832 ARM Cortex-M4F MCU and several useful external peripherals.

The Nordic Semiconductor nRF52832 ARM Cortex-M4F MCU features the following:

  • ADC

  • CLOCK

  • FLASH

  • GPIO

  • I2C

  • MPU

  • NVIC

  • PWM

  • RADIO (Bluetooth Low Energy)

  • RTC

  • Segger RTT (RTT Console)

  • SPI

  • UART

  • WDT

Hardware

  • nRF52832 ARM Cortex-M4F processor at 64 MHz

  • 512 KB flash memory and 64 KB of SRAM

  • Bosch BMI270 IMU

  • Sensiron SHT30 Humidity and Temperature sensor

  • Murata PKLCS1212E4001R1 Piezo Buzzer

  • Battery connector and charger for 3.7 V lithium polymer batteries

  • 4 APA102C Addressable LEDs

  • Reset button (can be configured as user button)

  • 1 User button

  • Tag-Connect TC2030-FP 6-pin Debug Connector

Supported Features

The blueclover_plt_demo_v2 board supports the hardware features listed below.

on-chip / on-board
Feature integrated in the SoC / present on the board.
2 / 2
Number of instances that are enabled / disabled.
Click on the label to see the first instance of this feature in the board/SoC DTS files.
vnd,foo
Compatible string for the Devicetree binding matching the feature.
Click on the link to view the binding documentation.

blueclover_plt_demo_v2/nrf52832 target

Type

Location

Description

Compatible

CPU

on-chip

ARM Cortex-M4F CPU1

arm,cortex-m4f

ADC

on-chip

Nordic Semiconductor nRF family SAADC node1

nordic,nrf-saadc

ARM architecture

on-chip

Nordic UICR (User Information Configuration Registers)1

nordic,nrf-uicr

on-chip

Nordic nRF family BPROT (Block Protection)1

nordic,nrf-bprot

on-chip

Nordic EGU (Event Generator Unit)6

nordic,nrf-egu

on-chip

Nordic nRF family MWU (Memory Watch Unit)1

nordic,nrf-mwu

Audio

on-chip

Nordic PDM (Pulse Density Modulation interface)1

nordic,nrf-pdm

Clock control

on-chip

Nordic nRF clock control node1

nordic,nrf-clock

Comparator

on-chip

Nordic nRF COMP (analog COMParator)1

nordic,nrf-comp

Counter

on-chip

Nordic nRF timer node5

nordic,nrf-timer

Cryptographic accelerator

on-chip

Nordic ECB (AES electronic codebook mode encryption)1

nordic,nrf-ecb

on-chip

Nordic nRF family CCM (AES CCM mode encryption)1

nordic,nrf-ccm

Debug

on-chip

ARMv7 instrumentation trace macrocell1

arm,armv7m-itm

Flash controller

on-chip

Nordic NVMC (Non-Volatile Memory Controller)1

nordic,nrf52-flash-controller

GPIO & Headers

on-chip

NRF5 GPIOTE node1

nordic,nrf-gpiote

on-chip

NRF5 GPIO node1

nordic,nrf-gpio

I2C

on-chip

Nordic nRF family TWI (TWI master)1

nordic,nrf-twi

on-chip

Nordic nRF family TWIM (TWI master with EasyDMA)1

nordic,nrf-twim

I2S

on-chip

Nordic I2S (Inter-IC sound interface)1

nordic,nrf-i2s

Input

on-board

Group of GPIO-bound input keys1

gpio-keys

Interrupt controller

on-chip

ARMv7-M NVIC (Nested Vectored Interrupt Controller)1

arm,v7m-nvic

LED strip

on-board

APA102 SPI LED strip1

apa,apa102

Miscellaneous

on-chip

Nordic FICR (Factory Information Configuration Registers)1

nordic,nrf-ficr

on-chip

Nordic nRF family PPI (Programmable Peripheral Interconnect)1

nordic,nrf-ppi

MTD

on-chip

Flash node1

soc-nv-flash

on-board

Fixed partitions of a flash (or other non-volatile storage) memory1

fixed-partitions

Networking

on-chip

Nordic nRF family RADIO peripheral1

nordic,nrf-radio

on-chip

Nordic nRF family NFCT (Near Field Communication Tag)1

nordic,nrf-nfct

Pin control

on-chip

The nRF pin controller is a singleton node responsible for controlling pin function selection and pin properties1

nordic,nrf-pinctrl

Power management

on-chip

Nordic nRF power control node1

nordic,nrf-power

PWM

on-chip

nRF PWM1 2

nordic,nrf-pwm

on-chip

nRFx S/W PWM1

nordic,nrf-sw-pwm

Regulator

on-chip

Nordic nRF5X regulator (fixed stage of the core supply)1

nordic,nrf5x-regulator

Retained memory

on-chip

Nordic GPREGRET (General Purpose Register Retention) device2

nordic,nrf-gpregret

RNG

on-chip

Nordic nRF family RNG (Random Number Generator)1

nordic,nrf-rng

RTC

on-chip

Nordic nRF RTC (Real-Time Counter)3

nordic,nrf-rtc

Sensors

on-board

Sensirion Humidity SHT3x-DIS humidity and temperature sensor1

sensirion,sht3xd

on-board

The BMI270 is an inertial measurement unit1

bosch,bmi270

on-chip

Nordic nRF family TEMP node1

nordic,nrf-temp

on-chip

Nordic nRF quadrature decoder (QDEC) node1

nordic,nrf-qdec

Serial controller

on-chip

Nordic nRF family UART1

nordic,nrf-uart

SPI

on-chip

Nordic nRF family SPI (SPI master)1 2

nordic,nrf-spi

SRAM

on-chip

Generic on-chip SRAM description1

mmio-sram

Timer

on-chip

ARMv7-M System Tick1

arm,armv7m-systick

Watchdog

on-chip

Nordic nRF family WDT (Watchdog Timer)1

nordic,nrf-wdt

Connections and IOs

Push buttons

  • RESET = P0.21

  • STATUS = P0.26

UART

  • TXD = P0.06

  • RXD = P0.08

Power

  • USB-C Connector

  • JST-PH Battery Connector

NFC

  • U.FL Connector, on NFC1/P0.09, NFC2/P0.10

Programming and Debugging

Applications for the blueclover_plt_demo_v2/nrf52832 board configuration can be built and flashed in the usual way (see Building an Application and Run an Application for more details).

Flashing

Flashing Zephyr onto the blueclover_plt_demo_v2/nrf52832 board requires an external programmer. The programmer is attached to the SWD header.

Build the Zephyr kernel and the LED strip sample application.

west build -b blueclover_plt_demo_v2/nrf52832 samples/drivers/led/led_strip

Flash the image.

west build -b blueclover_plt_demo_v2/nrf52832 samples/drivers/led/led_strip
west flash

References