Product Introduction
Земля NI PXIe-8520 is a 4-port PXI Express Automotive Ethernet interface module designed for developing, testing, and validating automotive electronic control units (ECUs) and next-generation vehicle communication networks.
The PXIe-8520 provides 100BASE-T1 and 1000BASE-T1 Automotive Ethernet connectivity over unshielded twisted pair (UTP) cabling and integrates with the NI-XNET driver for automotive network communication and automated test development.
With up to four independent Automotive Ethernet endpoints, support for MACsec network security, и OPEN Alliance TC10 sleep/wake functionality at both 100M and 1G speeds, the PXIe-8520 is well suited for ECU validation, hardware-in-the-loop (HIL) systems, automotive Ethernet communication testing, and automated vehicle electronics validation.
Product Overview
Земля National Instruments PXIe-8520 combines Automotive Ethernet connectivity with the modular PXI Express platform, allowing engineers to integrate vehicle network communication directly into automated test and validation systems.
The module supports both 100M and 1GBASE-T1 Automotive Ethernet technologies and provides four Ethernet ports that can operate as independent endpoints.
This architecture is particularly useful for testing automotive ECUs, gateways, domain controllers, zonal controllers, and other electronic systems that communicate over Automotive Ethernet.
Key Features
4-Port Automotive Ethernet Interface
The PXIe-8520 provides four Automotive Ethernet ports for multi-endpoint automotive communication and validation applications.
- 4 Automotive Ethernet ports
- Up to four independent endpoints
- Multi-ECU connectivity
- Parallel network testing
- Automated vehicle network validation
Advantage: Multiple independent endpoints allow one PXI module to communicate with several Automotive Ethernet devices within the same automated test system.
100BASE-T1 and 1000BASE-T1 Support
The NI PXIe-8520 supports two widely used Automotive Ethernet physical-layer data rates.
- 100BASE-T1 Automotive Ethernet
- 1000BASE-T1 Automotive Ethernet
- 100 Mbps communication
- 1 Gbps communication
- Single-pair Automotive Ethernet applications
Advantage: Support for both 100M and 1G enables the PXIe-8520 to address a broad range of modern automotive ECUs and vehicle network architectures.
Single-Pair Automotive Ethernet Connectivity
The PXIe-8520 is designed for Automotive Ethernet communication over unshielded twisted pair cabling.
- Single-pair Ethernet architecture
- UTP Automotive Ethernet connectivity
- Vehicle network integration
- ECU communication testing
NI-XNET Driver Support
The PXIe-8520 integrates with the NI-XNET driver for developing Automotive Ethernet test and validation applications.
- NI-XNET API support
- Automotive Ethernet communication
- Frame transmission and reception
- Automated test development
- PXI system integration
Advantage: NI-XNET provides a common development environment for integrating automotive network communication into larger NI-based test systems.
MACsec Network Security Support
The PXIe-8520 supports MACsec for applications requiring Automotive Ethernet security testing.
- MACsec protocol support
- Automotive network security validation
- Secure Ethernet communication testing
- ECU cybersecurity validation
Advantage: MACsec capability enables engineers to incorporate Ethernet security functionality into ECU and vehicle network validation workflows.
OPEN Alliance TC10 Support
The PXIe-8520 supports the OPEN Alliance TC10 sleep/wake protocol at both 100M and 1G Ethernet speeds.
- TC10 sleep functionality
- TC10 wake functionality
- 100M TC10 support
- 1G TC10 support
- Automotive power-state testing
Advantage: TC10 support is important for validating automotive ECUs that must transition correctly between active and low-power operating states.
Automotive ECU Testing
The PXIe-8520 is designed for applications that require Automotive Ethernet communication during ECU development and validation.
- ECU functional testing
- Automotive Ethernet validation
- Gateway testing
- Domain controller testing
- Communication fault analysis
PXI Express Platform
The PXIe-8520 uses the PXI Express platform, allowing Automotive Ethernet communication to be integrated with other modular test and measurement instruments.
- Архитектура PXI Express
- Modular test system integration
- Automated validation systems
- HIL test integration
- Scalable multi-instrument systems
Technical Specifications
| Параметр | Описание |
|---|---|
| Product Type | PXI Automotive Ethernet Interface Module |
| Модель | NI PXIe-8520 |
| Part Number | 789554-01 |
| Bus Connection | PXI Express |
| Automotive Ethernet Ports | 4 |
| Independent Endpoints | Up to 4 |
| Physical Layer | 100BASE-T1 / 1000BASE-T1 |
| Network Speeds | 100 Mbps / 1 Gbps |
| Cabling | Unshielded Twisted Pair (UTP) |
| Network Security | MACsec Support |
| Sleep/Wake Protocol | OPEN Alliance TC10 |
| TC10 Speeds | 100M and 1G |
| Driver | NI-XNET |
| Reconfigurable FPGA | No |
| External Timing and Triggering | No |
| Operating Temperature | от 0 °C до 55 °C |
| Primary Applications | Automotive Ethernet, ECU Validation, HIL Testing and Vehicle Network Testing |
Automotive Ethernet Interface
Automotive Ethernet is increasingly used in modern vehicle architectures because it provides substantially higher data throughput than traditional automotive communication buses.
The PXIe-8520 provides native 100BASE-T1 and 1000BASE-T1 interfaces for connecting directly to compatible automotive devices and ECUs.
Its four-port architecture makes the module particularly useful when validating systems containing multiple Ethernet-enabled ECUs, gateways, domain controllers, or other vehicle network devices.
NI-XNET Software Integration
The PXIe-8520 is designed for use with the NI-XNET driver, allowing Automotive Ethernet communication to be incorporated into automated test applications.
- Automotive Ethernet frame communication
- Programmatic network control
- Automated ECU validation
- Test sequence integration
- PXI-based test system development
The NI-XNET ecosystem allows engineers to combine Automotive Ethernet communication with other measurement, data acquisition, switching, and simulation hardware in a PXI platform.
Industries
- Automotive Electronics
- Electric Vehicles
- Autonomous Driving Development
- ADAS Development
- Automotive ECU Manufacturing
- Vehicle Network Validation
- Automotive Research Laboratories
- Автоматизированные испытательные системы
Applications
Валидация электронных блоков управления автомобилями
The PXIe-8520 provides Automotive Ethernet connectivity for developing and validating modern vehicle ECUs.
- ECU communication testing
- Functional validation
- Ethernet frame testing
- Automated ECU test sequences
Hardware-in-the-Loop Testing
The module can be incorporated into PXI-based HIL systems that require communication with Automotive Ethernet ECUs.
- Real-time ECU validation
- Vehicle network simulation
- Automated controller testing
- Automotive Ethernet communication
Automotive Gateway Testing
Modern vehicle gateways frequently connect multiple network technologies and Ethernet segments. The PXIe-8520 can provide multiple Automotive Ethernet endpoints for gateway communication and validation.
Domain and Zonal Controller Testing
The increasing use of domain and zonal architectures creates demand for high-speed Automotive Ethernet validation.
- Domain controller testing
- Zonal controller testing
- Multi-port Ethernet validation
- Vehicle network integration testing
MACsec Security Validation
The PXIe-8520 supports MACsec, enabling test systems to validate secure Ethernet communication between automotive devices.
- Network security validation
- Secure ECU communication
- MACsec functionality testing
- Automotive cybersecurity development
TC10 Sleep/Wake Testing
OPEN Alliance TC10 support enables engineers to validate the sleep and wake behavior of Automotive Ethernet ECUs.
- ECU sleep testing
- Wake-up validation
- Low-power state testing
- Automotive power management validation
Comparison with Similar NI Automotive Ethernet Modules
| Модель | Primary Interface | Typical Application |
|---|---|---|
| PXIe-8520 | 4-Port 100M/1GBASE-T1 | Multi-port Automotive Ethernet ECU and network validation |
| PXIe-8521 | Automotive Ethernet | Automotive Ethernet test applications requiring a different physical-layer configuration |
| PXIe-8522 | 1000BASE-T1 | Gigabit Automotive Ethernet validation |
| PXIe-8523 | Automotive Ethernet | Automotive network development and validation |
Why Choose NI PXIe-8520?
- 4 Automotive Ethernet ports
- Up to four independent endpoints
- 100BASE-T1 support
- 1000BASE-T1 support
- 100 Mbps and 1 Gbps operation
- NI-XNET integration
- MACsec network security support
- OPEN Alliance TC10 support
- TC10 functionality at both 100M and 1G
- PXI Express platform integration
- Designed for automotive ECU validation
- Suitable for modern vehicle network test systems
Frequently Asked Questions
What is the NI PXIe-8520?
The NI PXIe-8520 is a 4-port PXI Express Automotive Ethernet interface module designed for ECU testing, vehicle network validation, and automated Automotive Ethernet test systems.
What is the part number of the PXIe-8520?
The NI PXIe-8520 part number is 789554-01.
How many Automotive Ethernet ports does the PXIe-8520 have?
The PXIe-8520 provides four Automotive Ethernet ports and supports up to four independent endpoints.
Does the PXIe-8520 support 100BASE-T1?
Yes. The PXIe-8520 supports 100BASE-T1 Automotive Ethernet communication at 100 Mbps.
Does the PXIe-8520 support 1000BASE-T1?
Yes. The PXIe-8520 supports 1000BASE-T1 Automotive Ethernet communication at 1 Gbps.
Does the PXIe-8520 support NI-XNET?
Yes. The PXIe-8520 is designed for developing Automotive Ethernet applications using the NI-XNET driver.
Does the PXIe-8520 support MACsec?
Yes. The PXIe-8520 supports the MACsec network security protocol for Automotive Ethernet security and ECU validation applications.
Does the PXIe-8520 support OPEN Alliance TC10?
Yes. The PXIe-8520 supports OPEN Alliance TC10 sleep/wake functionality at both 100M and 1G speeds.
Can the PXIe-8520 be used for ECU testing?
Yes. ECU testing and validation are primary applications of the PXIe-8520. Its four Automotive Ethernet endpoints make it suitable for individual ECU testing as well as multi-device validation systems.
Can the PXIe-8520 be used for HIL systems?
Yes. The PXIe-8520 can be integrated into PXI-based HIL and automated validation systems that require Automotive Ethernet communication with the device under test.
Does the PXIe-8520 support external timing and triggering?
No. According to the NI product specifications, the PXIe-8520 does not support external timing and triggering.
Does the PXIe-8520 support network time synchronization?
The PXIe-8520 does not currently support network time synchronization. This limitation should be considered when designing applications that require synchronized network timestamps across multiple devices.
Заключение
Земля NI PXIe-8520 4-Port Automotive Ethernet Interface Module provides a scalable solution for integrating 100BASE-T1 and 1000BASE-T1 communication into PXI-based automotive test systems. With four independent endpoints, NI-XNET integration, MACsec security support, and OPEN Alliance TC10 sleep/wake functionality at both 100M and 1G, the PXIe-8520 is particularly well suited for ECU validation, HIL testing, gateway development, domain and zonal controller testing, and next-generation vehicle network validation.
