103020213

    nRF52840 MDK Base Dock SKU 103020213   The Base Dock is an essential tool allowing you to build rapidly Internet of Things applications. It is an ideal add‐on to the existing nRF52832‐MDK and nRF52840‐ MDK development boards. The Base Dock can be powered by only one AA battery, and it also features a power button and a PCB NFC antenna. It is also Grove compatible, which means you can connect easily and quickly sensors with the 4 Grove connectors. For more about Grove, please visit Seeed Studio Grove page.                   FEATURES Work with nRF52832‐MDK and nRF52840‐MDK development boards Low‐cost and convenient for Mesh Networking applications Grove compatible with hundreds of Grove modules supported NFC tag‐A PCB Antenna available AA Battery power supply with step‐up converter integrated Power Button with Latching Circuit Battery level sensing HARDWARE SPECIFICATIONS Dual 2x18 Socket Headers compatible with nRF52832‐MDK & nRF52840‐MDK 4 Grove connectors with UART/I2C/I2S/PDM/QDEC/SPI/ADC selectable NFC tag‐A PCB Antenna available One Power Button with Latching Circuit AA Battery Holders Synchronous, Step‐up Converter with VIN>VOUT Down Mode Operation 0.8V‐to‐4V Input Range 3.3V Output with Over‐Current Protection Battery level sensing with 1:2 voltage divider on AIN2 Low power consumption: 5uA Shutdown Current; 145uA Idle Current Measures 2.28" x 2.14" x 0.67" (58mm x 54mm x 17mm) BLOCK DIAGRAM Part List Base Dock Board  1  Screw M3   4  Plastic Spacer M3  4    ECCN/HTS ECCN  ERA99  HSCODE  8517709000  USHSCODE  85177000  UPC    https://www.seeedstudio.com/nRF52840‐MDK‐Base‐Dock.html/9‐13‐19