EFM32 Zero Gecko

Silicon Labs' EFM32™ Zero Gecko ARM® Cortex®-M0+ based 32-bit microcontrollers (MCUs) provide flash memory configurations up to 32 kB, 2-4 kB of RAM and CPU speeds up to 24 MHz, built on top of a low-power platform that includes innovative low energy techniques, fast wake-up times and energy saving modes.

EFM32ZG-STK3200

Silicon Labs' EFM32ZG-STK3200 is an excellent starting point to get familiar with the EFM32™ Zero Gecko 32-bit microcontrollers. Supported by Simplicity Studio, the starter kit contains sensors and peripherals demonstrating some of the MCU's many capabilities and can serve as a starting point for application development. The EFM32ZG-STK3200 features an on-board SEGGER J-Link debugger and an Advanced Energy Monitoring system, allowing you to program, debug and perform real-time current profiling of your application without using external tools.

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Zero Gecko Platform Features

  • Starter kit features
    • 20 pin expansion header
    • Breakout pads for easy access to I/O pins
    • Power sources (USB and CR2032 battery)


Getting started with ARM mbed and EFM32


Firmware Update

How to update Firmware in Simplicity Studio


Using Simplicity Studio with mbed projects

Additional Resources


EFM32 Zero Gecko Starter Kit for Windows, Linux and OS X


More information

Learn more about Silicon Labs' EFM32 Zero Gecko Starter Kit

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