April USB Dongle 52840

4,680.00 4,446.00

202 in stock

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SKU: 32975184100 Category:

Description

April USB Dongle 52840

A small and low-cost nRF52840 USB Dongle Form Factor with external antenna

Key Features

  • nRF52840 flash-based ANT/ANT+™, Bluetooth Low Energy SoC solution
  • Button and LEDs for user interaction
  • Super Small Form Factor
  • Onboard USB bootloader with buttonless support (Adafruit nRF52 Bootloader)
  • Onboard external antenna
  • USB support

Hardware Description

The nRF52840 Dongle can be used as a development platform for the nRF52840 SoC. It features user configurable LEDs and a button. In addition to radio communication, the nRF5240 SoC can communicate with a computer through USB.

The USB dongle is very similar with Nordic's USB dongle PCA10059. But it has less pinouts and button.

Buttons And LEDs

The nRF528540 Dongle is equipped with a LED (LED1), a multicolor RGB LED (LED2), a user configurable button (SW1)

The LEDs and button are connected to dedicated I/Os on the nRF52840 SoC.

  • SW1 – P1.06
  • LED1 – P0.06
  • LED2
    • Red – P0.08
    • Green – P1.09
    • Blue – P0.12

SWD Interface

On the front side of the nRF52840 Dongle, there are connection hole for the SWD interface.

Pinouts P1 (from square soldering hole)

  • GND
  • VCC
  • SWDIO
  • SWDCLK

Firmware

The USB dongle nRF52840 is flashed with Adafruit nRF52 Bootloader and “BLE Peripheral Blink” from nRF5 SDK examples default

Downloadable Content

Additional information

Brand Name

Aprilbeacon

Model Number

52840

Name

New April USB Dongle 52840

Place of Origin

Beijing, China (Mainland)

Compatible Technology

iPad, iBeacon,BLE 4.0, iPhone, iPad, iOS, Android

Case color

black

Antenna

External

Mainchip

nRF52840

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