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eMotion: ST MEMS adapters motherboard based on STM32F103, compatible with all ST MEMS adapter boards
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The STEVAL-MKI109V2 is a motherboard designed to provide users with a complete, ready-to-use platform for the evaluation of STMicroelectronics’ MEMS products.

The board features a DIL24 socket to mount all available adapters for both digital and analog output MEMS devices.

The motherboard includes a high-performance 32-bit microcontroller, which functions as a bridge between the sensor and a PC, on which it is possible to use the downloadable graphical user interface (GUI), or dedicated software routines for customized applications.

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Data Brief

Key Features

  • Compatible with all available ST MEMS adapter boards
  • Controlled by the STM32F103RET6 high-performance ARM Cortex™-M3 microcontroller
  • Includes a DIL24 socket for easy MEMS adapter connection
  • 3 V on-board linear voltage regulator
  • DFU compatible for USB microprocessor firmware update
  • USB 2.0 full-speed compliant
  • Debugging connector for SWD/JTAG
  • RoHS compliant


Design Resources


Technical Documentation

Product Specifications

Description Version Size
DB1475: eMotion: ST MEMS adapters motherboard based on the STM32F103RE compatible with all ST MEMS adapters
1.0 159 KB

User Manual

Description Version Size
UM0979: STEVAL-MKI109V2 - eMotion motherboard for MEMS adapter boards
4.1 709 KB
UM1049: Unico GUI
4.0 2,275 KB
UM1064: Software guide for Unico Lite
2.1 348 KB

Hardware Resources

Board Manufacturing Specification

Description Version Size
STEVAL-MKI109V2 gerber files
1.0 53 KB

Bill of Materials

Description Version Size
1.0 12 KB

Schematic Pack

Description Version Size
STEVAL-MKI109V2 schematics
1.0 60 KB

Related Tools and Software

Related Tools and Software

Part Number Description
STSW-MKI109L MEMS evaluation kit software package for Linux
STSW-MKI109M MEMS evaluation kit software package for Mac OS X
STSW-MEMS034 Unico Lite - source code
iNEMOEngine_PI3P PI3P engine PRO - platform independent
STSW-MKI109W MEMS evaluation kit software package for Windows

Sample & Buy

Part Number Marketing StatusCore ProductOrder From STUnit Price (US$)*
@ 1
Distributor AvailabilityRoHS Compliance GradeDownload
Material Declaration**
STEVAL-MKI109V2ActiveSTM32F103Buy Direct104.12Distributor reported inventory date: 2015-07-02
Distributor NameRegionStockMin. order
Farnell Element14Order NowEUROPE41

(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors
(**) The Material Declaration forms available on may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.
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