nRF52840 MDK Base Dock

DESCRIPTIONThe 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.FEATURESWork with nRF52832-MDK and nRF52840-MDK development boardsLow-cost and convenient for Mesh Networking applicationsGrove compatible with hundreds of Grove modules supportedNFC tag-A PCB Antenna availableAA Battery power supply with step-up converter integratedPower Button with Latching CircuitBattery level sensingHARDWARE SPECIFICATIONSDual 2x18 Socket Headers compatible with nRF52832-MDK & nRF52840-MDK4 Grove connectors with UART/I2C/I2S/PDM/QDEC/SPI/ADC selectableNFC tag-A PCB Antenna availableOne Power Button with Latching CircuitAA Battery HoldersSynchronous, Step-up Converter with VIN>VOUT Down Mode Operation0.8V-to-4V Input Range3.3V Output with Over-Current ProtectionBattery level sensing with 1:2 voltage divider on AIN2Low power consumption: 5uA Shutdown Current; 145uA Idle CurrentMeasures 2.28" x 2.14" x 0.67" (58mm x 54mm x 17mm)BLOCK DIAGRAMPart ListBase Dock Board 1Screw M3 4Plastic Spacer M3 4