R0K5R8C3MDU30BR (R8C/3MK Group USB-to-Serial communication Conversion Demo Board)

This demonstration board is a USB-to-serial communication conversion module using USB Peripheral function and serial communication functions (UART/I2C/SSU) with an R8C/3MK Group MCU.




- This demonstration board includes sample firmware for USB-to-UART conversion function in the MCU. You can use this function without developing firmware.

- This demonstration board has a preinstalled firmware downloader that works via USB. You can update firmware with no hassle.

- The upgraded firmware includes USB-to-I2C and USB-to SSU conversion functions and is provided free of charge.

- This demonstration board can operate on a VBUS supply (from USB Host) .


Key Features

Item Specifications
MCU R5F213MCKNNP (R8C/3MK Group)
Flash ROM:128KB/Data ROM:4KB/RAM:10KB
USB USB 2.0 Function module (full-speed peripheral function)
I/F USB MiniB receptacle
Serial communication (UART/I2C/SSU) ports
Operating Voltage and Supply Source Power supply source: VBUS
Power supply voltage: 3.3 V (on-board regulator)
Accessory Right-angle-header pin (8-pin)
External Dimensions 34 mm x 12 mm (not including protruding areas)
Support OS Windows Vista, Windows 7 (32-bit, 64-bit), Windows 8 (32-bit, 64-bit)



Precautions for correct use

  • This demonstration board can operate only on a VBUS power supply. Do not supply power from an external serial communication device.
  • The power supply voltage is 3.3 V. This board does not support 5 V.
  • There are also terminals on the rear surface. They should not be in direct contact with a conductive material.



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