Rivian moved both R1 hardware generations and the R2 onto RivianOS 2
The company described release 2026.31 as the largest software change in the R1's history, and said it reaches every R1 on the road.
E/E Architecture
How a vehicle's electrical and electronic systems are laid out, and what changes when that layout does. Coverage follows the move away from dozens of distributed control units toward domain controllers, zonal controllers and central compute — and the wiring, networking and power distribution that have to move with them.
In the wiki: E/E architecture · Zonal architecture · Central compute / HPC · Domain controller
Articles
AUMOVIO showed a distributed brake-by-wire system and named a first Chinese order
The supplier said a major Chinese carmaker had placed a series order for a brake system that runs electronically from the pedal through to its fallback level.
TRATON will build its truck software platform on Red Hat's in-vehicle operating system
The truck group said it plans to incorporate Red Hat's automotive Linux into TRATON ONE OS while keeping architecture, safety and regulatory responsibility itself.
Marelli and Microchip sent central-computer video to displays over an open standard
The two companies demonstrated streaming graphics and video from a vehicle's central computer straight to displays over ASA Motion Link, an open alternative to the proprietary links that normally carry it.
Volkswagen will concentrate platforms, architectures and software into two hemispheres
The group's supervisory board approved a plan that harmonizes platforms, electronic architectures, driver assistance and software into one set for the Western hemisphere and one for the Eastern.
Bosch details central vehicle computers and SOVD diagnostics for software-defined trucks
The supplier's IAA Transportation portfolio put cockpit and vehicle integration platforms, over-the-air-capable computers and an ETAS diagnostic stack built on ASAM SOVD at the center of its commercial-vehicle software case.
Nexteer said its steer-by-wire system was the first certified to ASIL D in production
The steering supplier's interim report disclosed two steer-by-wire program launches, one in China that it says is the world's first full system launch certified to the highest automotive safety integrity level.
NVIDIA put $3.5 billion into MediaTek and named vehicle platforms in the wider deal
The two companies widened a long-running collaboration to cover AI infrastructure, PC silicon and automotive, with NVIDIA buying MediaTek convertible bonds.
Nissan and Honda signed a deal to standardize core ECUs and vehicle OS for 2029 cars
The two carmakers will share the high-performance and zone controllers of their next-generation vehicles, along with the operating system, middleware and vehicle control software running on them.
BYD cut R&D spending 6.5% while merging cabin, drive and power onto one central brain
The carmaker's interim report recorded a 6.5 percent decline in research spending, alongside a described architecture change that consolidates cockpit, driving and electric-drive computing.
Black Sesame's revenue rose 81% as its cockpit-driving chip entered mass production
The automotive silicon vendor reported first-half revenue of 458.5 million yuan and gross margin of 49.5 percent, while spending nearly twice its revenue on research and development.
Changan won approval to raise 5.27 billion yuan, 1.5 billion of it for vehicle software
China's securities regulator registered Changan's share placement on Monday, and the prospectus filed the same day itemized a digital-intelligence platform project whose largest cost line is rented computing capacity and labeled driving data.
Keboda won zonal controller work and put 100 million euros into its European plants
Keboda disclosed zonal control unit design wins at two Chinese electric-vehicle makers and domain controllers built across several chip platforms, and separately approved 100 million euros of capital for its German and Czech subsidiaries.
Three Chinese suppliers put by-wire chassis into series production on the same day
Bethel, Tuopu and Huayu each reported brake- or steer-by-wire systems reaching mass production in interim results disclosed on August 28, in a shift Bethel attributed to two national standards that took effect this year.
BMW made its new active-safety suite standard on a single central driving computer
BMW Group said every new active safety, automated driving and parking function arriving with the Neue Klasse runs on one water-cooled computer carrying roughly 20 times the processing power of the outgoing system.
Waymo published the ten architecture rules behind 200 million driverless miles
Waymo set out in its own words the ten decisions behind the Waymo Driver, and used them to reject both camera-only sensing and pure end-to-end neural driving.
Joyson booked 44.9 billion yuan of new lifetime design wins in the first half
The Ningbo supplier's interim report records wins with European, Japanese and Korean carmakers for assisted driving, cockpit and automated-driving data recorder systems, while revenue fell 7.4 percent.
CISA flagged three flaws in Bendix brake ECUs that can cut ABS and steering assist
A US federal advisory said a stack overflow in Bendix's EC80 commercial-vehicle brake controller can be used to run code and inject CAN traffic, and named replacement firmware for all eleven affected part numbers.
Xiaomi unveiled a 3nm driving chip it says runs 200-billion-parameter models
Xiaomi was reported to have presented Xring D100, its first in-house smart-driving processor, at a chip briefing on August 24, with commercial use set for 2027.
NHTSA widened its GM brake probe to every vehicle sharing the eBoost system
NHTSA upgraded a two-year-old Cadillac Lyriq investigation into an engineering analysis covering an estimated 1.16 million General Motors vehicles built with the eBoost brake system, plus two Honda-badged models GM builds under joint venture.
Nine automakers recalled 4.27 million cars in China, six of them partly over the air
Nine manufacturers filed recalls covering 4,275,743 vehicles over a hard-to-find emergency door release on a single day, and six of them discharged part of the remedy by rewriting window-control software remotely.
GAC Aion's Ray 7 was presented as the first car on Huawei's brake-by-wire system
Chinese outlets reported that GAC Aion showed a model built on what it calls a chip-level integrated drive-and-control architecture, with driving software it links to WeRide's automated driving stack.
A state-owned group agreed to buy control of cockpit supplier Foryou for 5.66 billion yuan
Foryou's controlling shareholder signed an agreement transferring 28.30 percent of the company to Sichuan Jiuzhou, moving the head-up display supplier under a municipal state asset commission.
Genesis put Hyundai's Pleos Connect and cloud battery diagnostics into the GV90
Hyundai Motor Group's Android Automotive-based cockpit platform reached a production flagship, alongside a cloud-side battery management system that flags anomalies to the driver.
Schaeffler took the software and safety scope in a battery-management deal with CATL
The two signed a memorandum of understanding on battery management systems and integrated power electronics for European carmakers, with Schaeffler owning software, functional safety and validation.
AUTOSAR released CAPI 1.0, a shared code implementation of its Adaptive Platform
The consortium published source code, code generators and a runnable demo of the Adaptive Platform, extending its work from written specifications to software that runs.
TIER IV will put Autoware and its driving models on Renesas R-Car Gen 5 chips
The developer of the open-source Autoware stack said it is collaborating with Renesas to build an open computing platform spanning Level 2+ assistance through Level 4 automated driving.
Mercedes-Benz put MB.OS and full-vehicle over-the-air updates into the new C-Class
The combustion sedan and estate run MB.OS as their central software platform, extending the operating system across the whole model family after the electric C-Class launched on it in April.
Horizon's Starry cabin-drive chip won a premium AI cockpit program with Pateo
Horizon Robotics said its partner Pateo had been named platform supplier at an unnamed leading Chinese new energy automaker, in what it called the industry's first high-end AI cockpit award using a fully domestic cabin-drive-integrated chip.
The FTC ended the antitrust waiting period early on onsemi's Synaptics takeover
onsemi told investors the Federal Trade Commission had granted early termination of the Hart-Scott-Rodino waiting period, leaving stockholder approval and other clearances still outstanding before the deal can close.
Volkswagen's CARIZON venture takes its first in-house L2++ system to series production
CARIAD said HS8, developed with Horizon Robotics, was the Volkswagen Group's first in-house full-scenario Level 2++ driver assistance system for China, and is planned for seven new energy models this year.
Stoneridge will debut a centralized ECU platform for commercial vehicles at IAA
The supplier said its EVO platform consolidates processing that commercial vehicles have spread across many individual control units, using Renesas silicon and a Green Hills software architecture that keeps safety-critical functions separated.
SiEngine ships an AI accelerator it says bolts on without touching the E/E architecture
The chipmaker put its 7-nanometer automotive AI accelerator into mass production and began volume supply, pitching it as a card that adds on-vehicle model compute to cars already sold.
XPeng said its first VLA model upgrade will raise on-device parameters 3.5 times
The carmaker said the first major upgrade of its second-generation vision-language-action model would arrive as version 6.3.0, merging the driving and cockpit models and pushing part of its robotaxi behavior down into production cars.
UK funds nine automated-driving projects, from brake-by-wire to simulation at scale
Britain's CAM Pathfinder awards went to fail-operational braking, photorealistic simulation and a bus service moving from Level 3 to Level 4.
Avatr launched the 07L among the first models fitted with Huawei's ADS 5 stack
Avatr's product page presents the five-seat sport utility vehicle as among the first equipped with Huawei's Qiankun ADS 5 on the WEWA 2.0 architecture, including a cruise mode the company said works with no destination set.
DEF CON talk described a DHCP attack on a car's Ethernet diagnostics interface
The conference program scheduled a Car Hacking Village talk for August 8 whose abstract described reaching a production vehicle's internal network through a rogue DHCP server on its OBD Ethernet port.
Axera reported automotive chip revenue up 252 percent and 24 new design wins
The Hong Kong-listed chip designer's first interim results announcement showed smart-vehicle revenue up 252.1 percent and 25 carmaker brands signed, alongside a loss for the period widening to RMB 688.0 million.
Maextro's V800 launches on what Huawei calls a Level 3-native vehicle architecture
Chinese outlets reported that Huawei's HIMA alliance launched the Maextro V800 and V680 on August 5, with a fourfold-redundant driving computer on the larger car, a day after China's Level 3 safety standard was published.
Infineon credits software-defined vehicles for automotive growth, EV power still subdued
The chipmaker's third-quarter results, published August 5, put its Automotive segment at €1,932 million and attributed the increase to parts sold into software-defined vehicles.
onsemi names Rivian's R2 as a zonal-architecture win as automotive revenue grows
The chipmaker's second-quarter results, published August 3, listed Rivian's R2 platform as a zonal-architecture and on-board-charging design win alongside year-over-year automotive growth.
ECARX-backed SiEngine raises $200 million for cabin-drive fusion silicon
The chip venture ECARX co-founded with Arm China raised the round as it moves from cockpit processors into single chips that run infotainment and driving workloads together.
Volkswagen opens orders for the ID. AURA T6 on its China-developed CEA architecture
FAW-Volkswagen began taking blind pre-orders for the ID. AURA T6, a battery-electric SUV on the electronic architecture developed with XPeng, according to CarNewsChina.
Xiaomi unveils Kunlun architecture and picks NVIDIA's Thor for its new SUVs
The Sky Nomad range-extended SUVs run Xiaomi's assisted driving on a 700-TOPS NVIDIA DRIVE AGX Thor chip rather than in-house silicon, according to Chinese media reports.
Aumovio and BMW expand brake and electronics partnership past €1 billion
Continental's former automotive unit extends MK C2 integrated brake deliveries to the mid-2030s and settles past warranty disputes with a €350 million payment.
Qualcomm named BMW Group's lead compute silicon provider through the next decade
BMW will build its next-generation digital cockpit and automated-driving systems on Qualcomm's Snapdragon platforms under a decade-spanning agreement.
Huawei begins fleet-wide OTA rollout of ADS 5 on its new WEWA 2.0 architecture
HarmonyOS Zhixing started pushing the rebuilt Qiankun ADS 5 driving stack to the AITO M5 through M9 range, according to Chinese media reports.
NIO's Onvo updates a fleet whose top trims output steering and pedal control end to end
The Coconut+ 3.1.0 update optimizes navigation and parking assist on 2026 Max+ and Ultra+ trims, whose NX9031-and-NWM stack outputs steering and pedal signals directly, according to Chinese media reports.
XPeng launches L03 globally on its VLA 2.0 driving model and XOS 6 cockpit
XPeng debuted the L03 simultaneously in China and Munich, built around the VLA 2.0 foundation model and headed for 65 markets.
Toyota and NVIDIA extend partnership to AI-assisted safety-critical vehicle code
The expanded alliance adds a MISRA-compliant AI coding assistant for vehicle software alongside Toyota's continued use of DriveOS and DRIVE AGX.