DUNASTACK

Configurable Communication Stack developed for embedded networks

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

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.

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.

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.

Sector AUTOMOTIVE

Sector AGRICULTURAL CONSTRUCTION

Sector HEAVY WEIGHT
TRANSPORT

Sector MILITARY

Sector RAILWAY

Sector NAVAL

Sector AIR

Technical specifications/ mastered technologies/ certifications

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

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 aux environnements contraints
et aux différents systèmes d’exploitation

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.

DUNASTACK

Stack Builder A Dunasys innovation

Boot Loader Dunasys Engineering

Features

Business sectors

Technical specifications/ mastered technologies/ certifications

Microcontrollers

Adaptable aux environnements contraints
et aux différents systèmes d’exploitation

QUALITY and certifications

Find the brochure Downloadable document

Dunastack Consult the brochure

DUNASTACK

Stack Builder A Dunasys innovation

Boot Loader Dunasys Engineering

Features

Business sectors

Technical specifications/ mastered technologies/ certifications

Microcontrollers

Adaptable aux environnements contraints et aux différents systèmes d’exploitation

QUALITY and certifications

Find the brochure Downloadable document

Dunastack Consult the brochure

Adaptable aux environnements contraints
et aux différents systèmes d’exploitation