• +33 (0)9 72 38 37 98
  • CONTACT@DUNASYS.COM
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DUNASTACK

Configurable Communication Stack developed for embedded networks

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The development of Communication Stacks and Bootloaders based on the Dunastack product is the cornerstone of Dunasys know-how in embedded systems.

Drawing on our expertise in CAN, LIN, J1939, MILCAN, CANFD, CANOpen and DoIP networks, our solution fully manages communications, messaging, degraded modes and life phases on embedded networks. It is compatible with all client hardware.

Compatibility

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Stack Builder A Dunasys innovation

The proprietary Stack Builder configuration and assembly tool ensures quick and easy integration of stack developments. This enables customers to adapt their stack to their own needs, and to reuse it on other projects.

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Boot Loader Dunasys Engineering

Dunasys Ingénierie develops a multitude of Boot Loaders allowing software application updates in a fast and secure way by adapting to customer and hardware constraints.

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Features

  • Secure reprogramming zone (application, calibration, specific zone):
    – Authenticity of binary files
    – Checking the integrity of binary files
    – Encrypted downloa

  • Secure storage of cryptographic keys and certificates
    – Activation of keys (fuses)
    – Writing keys
    – Erasing keys

  • Secure boot
    . Enabling/disabling startup and application
    . Firmware authentication (fuses)
    . CMAC Authenticity or Hash Integrity Verification before loading and executing the bootloader and application firmware

  • Authentication of communications

  • Voltage and watchdog monitoring

  • ECC error detection

  • Client adaptation to memory mapping

  • Adaptation of the binary format of the manifest header

  • Adaptation of the state machine for downloading sequences

  • Saving download history

Business sectors

DUNASYS customers include major automakers, international Tier 1
equipment suppliers and players in the defense industry.

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Our strengths

Compatible with the Autosar standard
Comaptible OSEK, C-ANSI and MISRA
Fully configurable with the Stack Builder tool
Supports multi-channel
Gateway CAN-FD, CAN-CAN et CAN-LIN
LIN master and slave
LIN master and slave
Bootloader comes with download tool and file creation

Microcontrollers

Freescale
i.MX, S32, LPC

Infineon
AURIX, XMC

Microchip
PIC24, PIC32, SAM

Renesas
RH850, RX, RL78

ST Microelectronics
STM32, SPC5

Adaptable to constrained environments
and different operating systems

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QUALITY and certifications

DUNASYS develops its products to the highest standards of quality and traceability, in compliance with the various technical specifications or customer standards, while ensuring a time-to-market in line with cost and deadline constraints.

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Find the brochure Downloadable document

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Dunastack Consult the brochure

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  • Head Office:
    10 rue de Penthièvre 75008 PARIS
  • Technical office:
    18 Villa Blanche 92000 NANTERRE.
  • +33 (0)9 72 38 37 98
  • CONTACT@DUNASYS.COM