SparkFun Thing Plus Matter – MGM240P board supports Matter, Zigbee, OpenThread, and Bluetooth Low Energy 5.3

SparkFun Thing Plus Matter – MGM240P board targets the development of applications using the Matter IoT protocol and features the MGM240P module based on Silicon Labs EFR32MG24 Arm Cortex-M33 wireless microcontroller with an 802.15.4 radio for Zigbee and OpenThread plus a Bluetooth Low Energy (BLE) 5.3 radio.

The board also offers two rows of I/Os for upto 21 GPIOs and a Qwiic connector for expansion, another EFRM32 MCU acting as a J-link debugger, a microSD card, and can be powered via USB-C or a LiPo battery.

SparkFun Thing Plus Matter - MGM240P

SparkFun Thing Plus Matter – MGM240P specifications:

  • MGM240P wireless module
    • SoC –  Silicon Labs EFR32MG24 microcontroller
      • CPU – 32-bit Arm Cortex-M33 @ 39 MHz (MCU/module specs say up to 78 MHz, but maybe it’s clocked lower in this board for some reason, maybe lower power consumption?)
      • Memory/Storage – 1536kB Flash Memory, 256kB RAM
      • Wireless – 802.15.4 wireless protocols (Zigbee and OpenThread) and Bluetooth Low Energy 5.3; Matter-ready
      • Secure Vault Support
    • Built-in Antenna
  • Storage – MicroSD card socket
  • USB – 1x USB Type-C port for programming, debugging, power, and battery charging
  • Expansion
    • Two rows of header with 21x GPIO configurable as I2C, SPI, UART, I2S, 6x analog inputs, plus Reset, Enable, and power signals
    • 4-pin JST Qwiic connector
  • Debugging
    • EFM32GG12B410F1024GL120-A microcontroller used as J-Link programmer and debugging IC
    • Unpopulated Mini Simplicity connector to connect an external debugger
  • Misc
    • Reset button
    • 4x LEDs (Power, Status, Charging, and Debugging)
    • Solder jumpers for customization
  • Power Supply
    • 5V via USB-C port
    • 2-Pin JST connector for a single LiPo battery (not included) with MC73831 LiPo charger and MAX17048 LiPo fuel gauge
    • Power consumption  – 15µA when MGM240P is in Low Power mode
  • Dimensions – 5.84 x 22.9 cm compatible with the Thing Plus form factor (Feather-compatible); 2x mounting holes
SparkFun Thing Plus Matter MGM240P in Simplicity Studio
Simplicity Studio IDE

Software development is done through the Simplicity Studio debugging tool available for Windows, Mac OSX, and Ubuntu operating systems. You can check out the hookup guide for more technical details about the hardware and learn how to get started with the Simplicity Studio IDE on the board.

The SparkFun Thing Plus Matter – MGM240P board can be purchased for $24.95 plus shipping.

Thanks to TLS for the tip

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