Embedded Computers for automotive | RK35-2L

Key Technical Highlights:

1. High-Efficiency Low-Power Automotive-Grade Computing Architecture

Powered by the Rockchip RK3568 quad-core 64-bit ARM Cortex-A55 processor with a main frequency up to 2.0GHz, the RK35-2L delivers balanced high performance and ultra-low power consumption, fully adapted to vehicle 24/7 continuous operation scenarios. It is equipped with a built-in 1 TOPS NPU (supporting INT8/FP16 arithmetic) and ARM Mali-G52 GPU, enabling lightweight edge AI computing such as in-vehicle visual recognition, ADAS auxiliary sensing and intelligent cabin algorithm analysis, with a single inference delay controlled within 50ms . In terms of power consumption optimization, the device achieves 1.5W standby power consumption and a peak power consumption of only 8W, which is 5 times lower than traditional x86 vehicle solutions, effectively reducing vehicle energy consumption and heat generation . It adopts automotive-grade AEC-Q100 Class 2 qualified LPDDR4X 4GB memory and 32GB eMMC 5.1 high-speed storage, ensuring stable and reliable data reading and writing in extreme vehicle environments .

2. Extreme Environmental Adaptability & Automotive-Grade Ruggedness

Designed strictly in accordance with international automotive environmental reliability standards, the RK35-2L breaks through the limitations of ordinary industrial computers and adapts to complex and harsh vehicle operating conditions. It supports an ultra-wide operating temperature range of -40°C to +105°C and a storage temperature range of -40°C to 80°C, covering extreme high and low temperature scenarios such as cold start in alpine regions and high-temperature operation in vehicle cabins . In terms of mechanical reliability, it passes ISO 16750-3 vehicle vibration and shock certification, supporting 5Grms vibration (10–500Hz) and 50G/11ms impact resistance, effectively resisting jolts and vibrations during vehicle driving . The whole machine adopts conformal PCB coating and anodized aluminum alloy housing, reaching IP6K9K dustproof and waterproof grade, avoiding circuit failure caused by dust, moisture and vibration .

3. Professional Vehicle Power Supply & EMC Anti-Interference Design

Aiming at the unstable power supply and complex electromagnetic interference environment of vehicles, the RK35-2L is equipped with a dedicated vehicle power management system. It supports an ultra-wide DC 6–36V voltage input, compliant with ISO 7637-2 vehicle power supply standards, and has built-in multi-level protection mechanisms including 40V/400ms surge suppression, -36V reverse polarity protection and load dump protection, which can effectively cope with vehicle voltage fluctuations and power pulse interference during engine start and stop . In terms of EMC performance, it meets CISPR 25 Class 5 automotive electromagnetic radiation standards and ISO 11452-2 anti-electromagnetic interference specifications, ensuring no signal crosstalk with vehicle radar, communication and electronic control systems, and guaranteeing stable operation of the whole vehicle electronic system .

4. Complete Automotive Functional Safety Compliance

Focusing on the safety requirements of intelligent vehicle control and autonomous driving, the RK35-2L builds a comprehensive functional safety system and is pre-qualified for ISO 26262 ASIL-B functional safety certification, meeting the safety standards of core vehicle electronic control units . It is equipped with an independent TPS3823 hardware watchdog chip to realize real-time system monitoring and automatic fault recovery, avoiding system crash and stall. A dedicated Cortex-M0+ safety island is integrated for real-time monitoring of key vehicle data, with a response delay of less than 100μs, realizing rapid early warning and disposal of potential risks . In addition, it supports HSM hardware security encryption (ECC256/SHA-3) and secure boot functions, preventing program tampering and data leakage, and ensuring the security of vehicle control data and intelligent driving algorithms .

5. Rich Dedicated Vehicle-Grade Interface Expansion

The device is equipped with a full set of vehicle-specific communication and sensing interfaces, covering mainstream vehicle bus, perception, display and telecommunication requirements, realizing seamless docking with vehicle electronic systems. In terms of vehicle bus, it adopts dual CAN FD interfaces (5Mbps rate, equipped with NXP TJA1463 transceivers compliant with ISO 11898-2 standards) and dual LIN 2.2 interfaces, supporting high-speed vehicle signal transmission and body control data interaction . It is equipped with dual Gigabit Ethernet (supporting IEEE 802.3bw 100BASE-T1 vehicle Ethernet) to build a high-bandwidth vehicle backbone network, and reserves a standard OBD-II interface compliant with SAE J1979 for full vehicle diagnostic data acquisition . For intelligent perception and display, it integrates 2-channel MIPI-CSI four-lane camera interfaces, LVDS display interfaces, 8-channel 16-bit ADC and 4-channel PWM interfaces, which can be connected to LiDAR, on-board cameras and various vehicle sensors . Meanwhile, it supports 4G/LTE dual-card networking, u-blox ZED-F9P high-precision GNSS positioning, and reserves M.2 expansion slots for Wi-Fi, Bluetooth and 5G module upgrades, meeting the networking and positioning needs of intelligent connected vehicles .

6. Long Lifecycle & Low TCO Vehicle-Grade Customization

Different from ordinary industrial embedded products with short iteration cycles, the RK35-2L supports a 15-year long product lifecycle based on AEC-Q100 certification, matching the long service life of vehicle equipment . It has passed 2000-hour high-temperature aging tests at 105°C with near-zero failure risk, greatly reducing later operation and maintenance costs . The whole machine supports wall-mounted and DIN rail mounting, with a compact and lightweight body design, which is convenient for flexible integration in limited vehicle installation spaces . It is compatible with Windows 10/11 and Linux operating systems, and supports secondary development and personalized customization of vehicle software, covering multiple application scenarios such as new energy vehicle BMS monitoring, OBC control, L2+ ADAS multi-sensor fusion, fleet telematics and intelligent cabin IVI systems .

Core Application Advantages Summary:

1. New Energy Vehicle Core Control System

The RK35-2L undertakes critical real-time control and monitoring tasks for new energy vehicles, relying on its high-precision sampling and stable vehicle bus communication capabilities. It supports high-precision Battery Management System (BMS) monitoring with a 0.5% voltage detection accuracy, accurately collecting and analyzing battery voltage, current, temperature and state of charge (SOC) data to prevent overcharging, over-discharging and thermal runaway, ensuring battery safety and extending service life.

In addition, it realizes efficient On-Board Charger (OBC) control and vehicle energy scheduling. With 6–36V wide-range vehicle power input, ISO 7637-2 surge protection and reverse polarity protection, it can adapt to complex voltage fluctuations during vehicle startup, operation and charging, maintaining stable energy management of pure electric and hybrid vehicles in extreme working environments.

2. L2+ Level Intelligent Driving (ADAS) Processing

Equipped with 2 sets of 4-lane MIPI-CSI video interfaces and multi-channel sensor access ports, the RK35-2L supports multi-sensor fusion perception for L2+ advanced driver assistance systems. It can process real-time image data from front and rear vehicle cameras, and fuse information from LiDAR, radar and body sensors to realize core ADAS functions including lane keeping, automatic emergency braking, adaptive cruise control and obstacle recognition.

Driven by the built-in Mali-G52 GPU and 1 TOPS NPU, it completes lightweight AI algorithm reasoning at low power consumption (peak 8W), meeting the low-latency computing requirements of intelligent driving perception. Meanwhile, the independent hardware watchdog and safety monitoring MCU ensure the continuity and stability of driving perception tasks, complying with automotive functional safety specifications.

3. Vehicle Fleet Telematics and Data Management

As a core on-board terminal for commercial vehicle fleet management, the RK35-2L integrates dual CAN FD (5Mbps) bus compliant with ISO 11898-2 and SAE J1939 protocol support, enabling efficient collection, sorting and logging of vehicle operation data such as engine status, mileage, fault codes and driving behavior. It supports 4G/LTE dual-card network and high-precision GNSS positioning, realizing real-time cloud data synchronization, remote vehicle monitoring and trajectory tracking.

Widely applicable to logistics trucks, public transport buses, engineering machinery and emergency vehicles, it assists fleet operators in route optimization, fault early warning, driving behavior assessment and vehicle health management. Its -40°C to 105°C ultra-wide temperature operation and 5Grms vibration resistance adapt to harsh outdoor and in-vehicle working conditions, ensuring long-term stable data collection.

4. Intelligent Vehicle Cabin Interactive System

The RK35-2L supports Android Automotive OS and mainstream Linux/Windows systems, with rich audio and video output interfaces such as LVDS and HDMI, which can be deployed as an in-vehicle infotainment (IVI) host. It realizes multi-functional cabin interactions including intelligent navigation, in-vehicle multimedia playback, Bluetooth/ Wi-Fi connection and human-computer touch interaction.

Moreover, it supports intelligent cabin scenario expansion, such as passenger status monitoring, in-vehicle environment detection and intelligent voice control. The low-power design avoids excessive vehicle power consumption during standby, and the conformal-coated PCB and IP6K9K dust-proof and moisture-proof housing adapt to the complex temperature and humidity environment inside the vehicle cabin.

5. Vehicle Diagnosis and Intelligent Aftermarket Service

With OBD-II pass-through diagnosis function compliant with SAE J1979 standard, the RK35-2L can perform real-time vehicle fault diagnosis, data reading and code clearing. It records full-cycle vehicle operation data, forms vehicle health reports, and supports remote fault diagnosis and predictive maintenance for automakers and after-sales service providers.

Benefiting from its 15-year long product lifecycle and low failure rate verified by 2000-hour high-temperature aging tests, it effectively reduces vehicle electronic system recall risks and lowers the total operation and maintenance cost of vehicle enterprises.

2D Drawing: