The big selection of communication protocols, safe OTA replace capabilities, useful security options, and excessive stage of integration make it an excellent reference design for creating safe, dependable, and high-performance automotive gateway ECUs.
Ethernet Gateway Reference Designs are essential in fashionable communication and knowledge networking methods. These designs present a strong framework for creating gadgets that allow seamless knowledge switch throughout numerous community protocols and methods. By integrating Ethernet communication with different networks akin to CAN, Modbus, or wi-fi protocols, Ethernet gateways facilitate connecting completely different gadgets, permitting for environment friendly knowledge routing, management, and monitoring. Key functions embrace industrial automation, good grid methods, IoT networks, and automotive communications. Ethernet Gateway Reference Designs streamline growth processes, lowering time to market whereas making certain reliability, scalability, and interoperability throughout advanced networks.
The MPC5748G Safe Ethernet Gateway Reference Design by NXP Semiconductors (MPC5748G-GW-RDB) is a extremely optimised growth platform designed to speed up the creation of safe and dependable Ethernet gateway digital management models (ECUs). The board is predicated on the 32-bit Energy Structure MPC5748G microcontroller, recognized for its strong efficiency, making it an excellent answer for gateway product growth with safe over-the-air (OTA) administration and useful security capabilities. It’s geared up with the MPC5748G microcontroller in a 176-pin LQFP package deal. This ultra-reliable microcontroller integrates as much as three Energy Structure cores: two e200z4 cores working at 160 MHz and one e200z2 core working at 80 MHz. Moreover, it gives 6 MB of embedded flash reminiscence and 768 KB of SRAM, offering ample assets for dealing with advanced gateway duties.
Complete Automotive Community Integration
The reference design helps numerous automotive communication protocols, enabling seamless integration into automobile networks. It options eight CAN FD channels, expandable to 12 through SPI, with knowledge charges as much as 5 Mbps. The design contains two FlexRay interfaces for high-speed, dependable communication, seven LIN interfaces for lower-speed node communications, and two AVB Ethernet interfaces with an built-in swap for compatibility with superior automobile networks. It gives 4 100Base-T1 Ethernet ports for diagnostics and software program updates and one 100Base-TX Ethernet port. When it comes to safe OTA (Over-the-Air) administration, the board is provided with 4 GB of onboard eMMC reminiscence, permitting it to deal with firmware updates remotely. This performance ensures automobiles can obtain new options and safety patches with out the necessity for in-person servicing, a essential requirement for contemporary automotive ECUs.
It’s designed with useful security, adhering to ISO 26262 requirements for automotive methods. Its principal microcontroller, the MPC5748G, is rated as much as ASIL B and meets AEC-Q100 Grade 2 {qualifications}. A secondary microcontroller, the S32K144, enhances the system’s security stage to ASIL B. A security-focused built-in circuit manages energy, making certain dependable energy supply to the processor and peripherals. The design additionally contains an embedded {hardware} safety module (HSM), supporting Safe {Hardware} Extension (SHE) and EVITA safety requirements, safeguarding delicate automobile knowledge and communications.
NXP Semiconductors has examined this reference design. It comes with a invoice of supplies (BOM), schematics, meeting drawing, printed circuit board (PCB) format, and extra. The corporate’s web site has extra knowledge in regards to the reference design. To learn extra about this reference design, click on right here.
