The Clarinox wireless protocol stacks, debugger and reference applications simplify the development of connected devices. The Bluetooth (BT), Bluetooth Low Energy (BLE) and Wi-Fi software is suitable for the Renesas RA MCUs. Clarinox software is ported to all major RTOS/OS and a good range of wireless chipsets to provide flexibility for developers enabling an out-of-box experience on their choice of target RTOS and wireless hardware. The solution is suitable for products with more demanding connectivity requirements across a range of applications.


Market Advantage

  • Support for latest BT/BLE/Wi-Fi specifications
  • Powerful ClariFi debugger
  • Flexible and portable – OS agnostic
  • Handle complex use cases
  • Smaller application code
  • All profiles/roles available
  • Reference applications for all use cases
  • Simultaneous profiles/roles
  • Easier, faster development

Technical Features

  • Based on Renesas’ RA6 32-bit microcontroller family using Renesas e2studio and FreeRTOS
  • Support for other toolchains and other RTOS
  • ClariFi provides memory leak detection, Wi-Fi, Bluetooth protocol analysis
  • ClariFi automated test tools allow interactive testing without recompiling the target firmware
  • Both blocking and non-blocking API calls for single or multiple thread applications
  • Remote Procedure mode to separate application and stacks into two CPUs
  • Single mode or dual mode Bluetooth Classic/Low Energy stacks
  • Support for all Bluetooth use cases including HFP/A2DP audio, BLE AOA/AOD, BLE isochronous audio
  • Support for BLE mesh provisioner/network nodes with Friend, Low Power, Relay and Proxy roles and models
  • Wi-Fi supports simultaneous AP, STA and P2P roles for 2.4/5GHz with personal and enterprise security


  • Industrial
  • IoT
  • Smart buildings
  • Appliances (home/office)
  • Wearables
  • Healthcare
  • Transportation
  • Metering

Documentation & Downloads

Title Other Languages Type Format File Size Date
User Guides & Manuals
Quick Start Guide: Clarinox Technologies MQTT Application for Renesas RA Quick Start Guide PDF 1.90 MB
Clarinox BT/BLE/Wi-Fi Protocol Stacks 日本語 Product Brief PDF 829 KB

News & Additional Resources

Type Date Sort ascending
Clarinox External Link Oct 15, 2020
Renesas RA MCU Family External Link Jun 22, 2020