Wireless LAN Solution for RX63x


For embedded systems, we provide the low power consumption Wireless LAN solution.
It becomes possible to combine with scalable MCU for system added to Wi-Fi module.

For embedded systems, we provide the low power consumption Wireless LAN solution.

Our Embedded Wi-Fi solution for your embedded system consists of Renesas's microcontroller "RX63N/RX631(scalable internal FLASH memory & Low power consumption)" , eForce's RTOS "μC3/Compact", eForce's Protocol Stack "μNet3", Murata's Wi-Fi Driver "Murata Wi-Fi Driver For RTOS", Renesas's Special SDIO Driver "One bit SD mode SDIO Driver For RTOS", and Ubiquitous's Simple Connect Software "Ubiquitous WPS/Wi-Fi Direct".
By choosing our solution for your embedded system, you gain the "easy" and "smooth" application development from our leading experience in Wi-Fi embedded system.

Software structure for RX63x

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Software structure for RX63x

This embedded solution uses 1bit SD mode SDIO driver for your system, and the Wi-Fi function is smoothly and easily included.
Concentrate on the development of your application; No need for allocating extra time for preparing each driver software.

The component proposed by our turnkey solution is follows,

1bit SD mode SDIO Driver Software:Renesas SDIO Driver For RTOS

Support for 1 bit SD mode SD Host Controller for RX63N/N631.

Operating System : μC3/Compact

μITRON4.0 Spec Real-Time OS, Support for Commercial, Many embedded system was adopted it already.

Protocol Stack:μNet3

Compact-Size Protocol Stack. It needs little memory. Support for μC3/Compact.

Wi-Fi Driver Software:Murata Wi-Fi Driver For RTOS

Support for Murata Wi-Fi Module:

Wireless LAN Simple Connected Software:Ubiquitous WPS/Wi-Fi Direct

Size is very small. It can connect between Wireless LAN system.


This scalable solution can satisfy the system's rquirements

To Compact System

This scalable solution which can satisfy the system's rquirements

Easy to Connect & Additional Value

This scalable solution which can satisfy the system's rquirements
  • The 1bit SD mode SDIO driver software is achieved by a clock synchronized serial and port control of RX63N/RX631.
  • We prepare the network protocol software for wireless LAN function with RX63N/RX631.
  • It's possible to utilize existing software property of RX MCU.
  • It's possible to load μC3 made by eForce Co.,Ltd. which is μITRON4.0 API Specification.
  • Network Protocol Stacks on WLAN is ready for RX63N/RX631.


Primary specifications

MCU(Micro Controller Unit) Renesas Electronics Corporation
RX600 series RX63N Group / RX631 Group
Mandatory : Support for SPI Interface, General Purpose I/O
1bit SDIO Driver Renesas Electronics Corporation
1bit SD mode SDIO Driver software
Wi-Fi Function Murata Manufacturing Co., Ltd. Murata Wi-Fi Driver Software For RTOS
Mandatory : 1bit SD mode SDIO Interface
*Depend on Murata Wi-Fi Module
  • Single-band 2.4GHz IEEE802.11 b/g/n or Dual-band 2.4GHz and 5GHz IEEE802.11 a/b/g/n
  • Station Function
    Security : Open/WPA2PSK2(AES)
  • AccessPoint Function
Real Time OS eForce Co.,Ltd. μC3/Compact
μITRON4.0 API Specification
  • Task
  • Semaphores
  • Eventflags
  • Data Queues
  • Mailboxes
  • Fixed-Size Memory Pools
  • Cyclick Handlers
  • Interrupt Management
  • Shared Stack
Protocol Stack eForce Co.,Ltd. μNet3/Compact
  • IPv4(ICMP,ARP)
  • FTPd
  • HTTPd
  • DNSc
  • DHCPc

Major components

The Structure of our solution

Renesas Electronics Corporation: RX600 SeriesOpen in a new window

Renesas Electronics Corporation: 1bit SD mode SDIO Driver Software

eForce Co.,Ltd: μC3/CompactOpen in a new windowμNet3Open in a new window

Murata Manufacturing Co.,Ltd: Murata Wi-Fi Driver For RTOS

*We do not sell "Wireless LAN Solution for RX63x" as a finished product. This is just an example of how Murata products are used in actual applications.


Please make inquiries about our solutions introduced here using the contact form below.