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Seeed Studio nRF52840-MDK Base Dock

Seeed Studio nRF52840-MDK Base Dock allows rapid building of Internet of Things (IoT) application platforms and works as an ideal add-on with nRF52840 Micro Development Kit (MDK). This Seeed Studio base dock is Grove compatible and facilitates easy and quick connection with sensors through four Grove connectors. The nRF52840-MDK base dock offers an AA battery power supply with an integrated step-up converter and features an NFC tag-A PCB antenna. This base dock offers battery-level sensing, over-current protection, low power consumption, and a power button with a latching circuit.

The nRF52840-MDK base dock operates at 0.8V to 4V input range and comes in 58mm x 54mm x 17mm dimensions. This base dock provides a low-cost and convenient solution for Mesh networking solutions.

Features

  • Works with nRF52840-MDK development boards
  • Grove is compatible with hundreds of Grove modules
  • NFC tag-A PCB antenna
  • AA power supply with step-up converter integrated
  • Power button with latching circuit
  • Battery level sensing
  • Low power consumption 
  • Over-current protection
  • Low-cost and convenient for mesh networking applications

Specifications

  • Dual 2 x 18 socket headers
  • 4 Grove connectors with UART/I2C/I2S/PDM/QDEC/SPI/ADC selectable
  • Synchronous, step-up converter with down mode operation
  • 0.8V to 4V input voltage range
  • Battery level sensing with 1:2 voltage divider on AIN2
  • 5µA shutdown current
  • 145µA idle current
  • 58mm x 54mm x 17mm dimensions 

nRF52840-MDK Base Dock Block Diagram

Seeed Studio nRF52840-MDK Base Dock

Additional Resources

Published: 2019-03-07 | Updated: 2023-12-11