基于FPGA液力传动内燃机车CAN通讯单元设计  

Hydraulic Transmission Locomotive CAN Bus Communication Circuit Design Based on FPGA

作　　者：类延磊 姜正[2] 谭晓东[1] 

机构地区：[1]大连交通大学械工程学院,辽宁大连116028 [2]大连机车研究所有限公司电力电子事业部,辽宁大连116028

出　　处：《大连交通大学学报》2014年第A01期138-141,共4页Journal of Dalian Jiaotong University

摘　　要：开发设计了一种基于FPGA,能够对内燃机车发动机和变速箱的控制系统的行车数据、故障数据等稳定传输的CAN总线通讯电路.所设计的接口电路基于SAE J1939协议,由FPGA微处理器、CAN控制器等硬件电路以及软件设计组成.此方案可以大大节省CPU的开销,提高系统整体的工作效率,满足系统的高实时性和稳定性要求.An FPGA-based design of CAN bus interface circuit is developed for traffic and data transfer of loco- motive engine and transmission control systems . Interface circuit is designed based on SAE J1939 protocol, consisting of FPGA microprocessor, CAN controller hardware circuit and software. This scheme can greatly re- duce CPU overhead, improve overall system efficiency, and meet the stability requirements of real-time sys- tems.

关 键 词：FPGA CAN总线 SAE J1939 机车 

分 类 号：U262[机械工程—车辆工程]