基于MCP2510的CAN总线应用及故障判定  

Application and Fault Diagnose of CAN Based on MCP2510

作　　者：周学文[1] 

机构地区：[1]中国燃气涡轮研究院,四川江油621703

出　　处：《测控技术》2014年第8期99-102,共4页Measurement & Control Technology

摘　　要：对CAN总线进行了简要介绍,阐述了CAN总线控制器在设计使用过程中的注意事项、PIC16F876A处理器与MCP2510的连接管理和利用CAN控制器的不同工作模式进行初始化、自动通信检验,同时设计了RS232转CAN总线的电路,并给出了电路图,列举了MCP2510 CAN总线控制器、82C250总线收发器的在线故障判断和检修策略。CAN is introduced briefly. The precaution during designing and using of CAN controller, the connection management between PIC16F876A processor and MCP2510, and the initialization and automatc communi- cations inspection by using different working modes of CAN are expounded. The circuit that RS232 converts to CAN is designed and the circuit diagram is given. Online fault diagnosis and overhaul strategy of CAN controller MCP2510 and 82C250 transceiver are enumerated.

关 键 词：CAN总线 MCP2510 工作模式 82C250 

分 类 号：TP277[自动化与计算机技术—检测技术与自动化装置]