The CK-RX65N cloud kit enables users to securely connect to the cloud and explore the features of the Renesas RXv2 core based RX65N MCU Group and cloud services. With Renesas’ LTE Cellular CAT-M1 module RYZ014A and ethernet network connectivity options the kit provides seamless cloud connectivity experience to most of the global cloud service providers. The kit has complete software stack support using FreeRTOS, AzureRTOS and other middleware stacks, thereby making it an ideal platform for efficiently developing cloud solutions and greatly reducing the time-to-market.

Visit Renesas Cloud Solutions for complete cloud solution package.

Kit Contents

  • CK-RX65N v1 board
  • RYZ014A PMOD (CAT-M1 Cellular Module)
  • Micro USB to A cable
  • Micro USB A/B to A adapter cable
  • SIM card
  • Antenna


  • Key Features
    • LTE CAT-M1 with RYZ014A PMOD
    • Ethernet
    • USB Full Speed Host and Device
    • Sensors:
      • Humidity and Temperature
      • Indoor Air Quality Index
      • Outdoor Air Quality Index
      • Heart rate, blood oxygen saturation (SpO2), respiration rate
      • Barometric Pressure
      • 9 axis Motion Tracking
    • 2 MEMS Microphones
    • Battery connector for portability
    • Arduino™ (Uno R3) connector
  • On-board MCU
    • R5F565NEHDFB microcontroller
    • 120MHz, RX v2 core
    • 2MB Code Flash, 640KB SRAM, TSIP
    • 144 pins, LQFP package
  • Ecosystem
    • MCU and Pmod current measurement points
    • 5V input through USB or external power supply
    • USB-serial converter
    • Debug on-board
    • 4 user LEDS
    • One user button
    • 2 Digilent Pmod™ (SPI/UART/I2C: Type-6A and Type-2A) connectors



Title Type Date
PDF1.22 MB
Quick Start Guide
PDF3.06 MB
Application Note
Application Note
PDF761 KB日本語
PDF1.27 MB
Manual - Development Tools
PDF4.56 MB
Related Files:
Quick Start Guide
PDF1.89 MB
Quick Start Guide
Release Note

Design & Development

Software & Tools

Software & Tool Pages

Title Type Company
C/C++ Compiler Package for RX FamilyC/C++ Compiler Package for RX Family [IDE: CS+, e² studio, High-performance Embedded Workshop] Compiler/Assembler Renesas
e² studioEclipse-based Renesas integrated development environment (IDE).
[Support MCU/MPU: RA, RE, RX, RL78, RH850, Renesas Synergy, RZ]
IDE and Coding Tool Renesas

Software Downloads

Title Type Date
Board Description File
ZIP42.75 MB
PCB Design Files

Sample Code

Sample Code

Title Type Date
[Software=RX Driver Package|v1.32],[Toolchains=CC-RX|v3.03.00]
ZIP258.62 MB
Related Files:
Application: IoT Applications
Compiler: CC-RX
Function: Communication Interface, Evaluation Kit, Application Example
IDE: e2 studio
Sample Code

Videos & Training

Cellular-to-Cloud Development Kits

Watch a short overview of the Renesas CK-RA6M5 and CK-RX-65N certified cellular-to-cloud IoT development kits to see how they can simplify solution prototyping for your next IoT design. Visit renesas.com/cloudsolutions to get started.