FTM Board Club
EK-RA6M4 Evaluation Kit for RA6M4 MCU Group

The EK-RA6M4 evaluation kit enables users to effortlessly evaluate the features of the RA6M4 MCU Group and develop embedded systems applications using the Flexible Software Package (FSP) and e2 studio IDE. Utilize rich on-board features along with your choice of popular ecosystem add-ons to bring your big ideas to life.


The key features of the EK-RA6M4 are categorized in three groups (consistent with the architecture of the kit) as follows:

Special Feature Access

  • Ethernet (RMII and PHY)
  • 64MB External Octo-SPI Flash
  • 32MB External Quad-SPI Flash

MCU Native Pin Access

  • 200MHz, Arm Cortex®-M33 core
  • 1MB Code Flash, 256kB SRAM
  • 144 pins, LQFP package
  • Native pin access through 4x 40-pin male headers
  • MCU and USB current measurement points

Ecosystem & System Control Access

  • USB Full Speed host and device
  • Multiple 5V input sources
    • USB (Debug, Full Speed)
    • External power supply
  • Debug modes
    • Debug on-board (SWD)
    • Debug In (ETM, SWD & JTAG)
    • Debug Out (SWD)
  • User LEDs and buttons
    • Three user LEDs (red, blue, green)
    • Power LED (white) indicating availability of regulated power
    • Debug LED (yellow) indicating the debug connection
    • Two user buttons
    • One reset button
  • Five most popular ecosystem expansions
    • MikroElektronika mikroBUS connector
    •  SparkFun Qwiic connector
    • Two SeeedGrove system (I2C and Analog) connectors
    • Two  Digilent Pmod (SPI and UART) connectors
    • ArduinoTM (Uno R3) connector
  • MCU boot configuration jumper