DESCRIPTION

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