CAN FD Bus Controller

Overview

Key Features

• ASIL-C, ISO26262 Certified, Automotive Grade
• Implements the CAN 2.0A and CAN 2.0B protocols
• Supports ISO CAN-FD-ISO 11898-1:2015 DIS protocols
• Non-ISO BOSCH CAN-FD Protocol
• 64 data bytes to multiple megabytes
• Time-stamping support, compliant to CiA0603 specification
• TTCAN (ISO 11898-4 level-1)
• Optimized for AUTOSAR and SAE J1939
• ISO26262 Certified, CAN2/0/CAN-FD Compliant, and designed for ASIL-B
• Advanced Features
• SDB-Software Defined Buffers, to support large external and small internal memories with minimum latency
• Optimized design for short data frames to create latency advantage(best for CAN-FD)
• Highly configurable design for data rate, baud-rate, interrupt sources and mix-bit options
• Low software overhead, future-proof design
• RAS Features
• Advanced Error management unit prevents data loss during transmission and prevents message collisions
• Designed to increase reliability, faster error reporting
• Separate CRCs for CAN2.0 and CAN-FD
• Frame or Format error reporting is done on the receiver side in a timely manner
• Supports debug, system maintenance and system optimization for Last error types, Arbitration lost position, error threshold indicators and others
• Special listen-only mode for CAN/CAN-FD traffic analysis and automatic bit-rate detection for performance measurement
• Loopback mode for debug and self-testing during integration and system bring-up

Benefits

• Arasan announces the ISO26262 ASIL-C functional certification of its 2nd generation CAN Trio supporting CAN 2.0, CAN FD and CAN XL with CANsec IP for secure CAN Bus transactions.
• CAN2.0A, CAN2.0B and non ISO protocols
• Small footprint
• Code validated with Spyglass
• Functionality ensured with comprehensive verification
• Premier direct support from Arasan IP core designers

Block Diagram

Video

Arasan CAN FD – FPGA Demo

Arasan, a leading provider of semiconductor IP for all things mobile, including automobiles released its 2’nd generation of CAN IP FPGA demo video.

Applications

• Automotive Networks for ECUs requiring >1Mbps
• Industrial and Medical networks

Deliverables

• Verilog HDL of the IP Core
• User guide
• Gate count estimates available upon request
• Synthesis scripts
• Simulation environment including test bench, BFM’s, and exhaustive test suite
• Note:The TTCAN, CAN FD, CAN FD Light and the CAN XL Protocol are claimed to be protected by intellectual property rights of Robert Bosch GmbH. The CAN FD and CAN XL Protocol License is required for any implementation of the respective protocols, also for self-developed CAN FD/CAN XL modules or for CAN FD/CAN XL modules purchased from other vendors. The right to use the CAN trademark, and Bosch’s essential intellectual property rights regarding the TTCAN, CAN FD, CAN FD Light and CAN XL Protocol for the design, manufacture, and sale of protocol controller implementations as integrated circuits or as programmed FPGAs or any other implementation is the responsibility of each of Arasan’s Licensee(s) / Customer(s). Arasan CAN 2.0, TTCAN, CAN FD, CAN FD Light and CAN XL Controller IP including updates and future versions are simply an implementation of the respective specifications with no license rights included to Bosch or other 3’rd party Intellectual Property holders. Procuring such licenses for any such Intellectual Property is the sole responsibility of the Arasan’s Licensee(s) / Customer(s).

Technical Specifications