基于S3C6410及Wince系统的CAN驱动的设计与优化  

Design and optimization of CAN driver based on S3C6410 and Wince system

作　　者：刘海龙[1] 吴海波[1] 张蕾[1] LIU Hailong;WU Haibo;ZHANG Lei(Hunan Railway Professional Technology College,Zhuzhou 412001,China)

机构地区：[1]湖南铁道职业技术学院,湖南株洲412001

出　　处：《电子设计工程》2021年第8期72-76,共5页Electronic Design Engineering

基　　金：湖南省自然科学基金项目(2018JJ5042)。

摘　　要：为实现在Wince系统下基于S3C6410终端控制的控制器局域网(CAN)总线通信,并应用于工业机器人的数控机床上下料过程中,满足多维力觉传感器、双目机器人视觉数据和机器人系统反馈信号等多路信号大数据的实时通信要求,采用Microchip MCP2515设计了PCI总线下CAN驱动程序设计和优化方案。设计了驱动程序多种接口功能函数,构建虚拟地址映射空间,优化中断服务程序在数据发送和接收过程的利用率。经过实验结果表明,该MCP2515驱动程序在CAN总线通信中,多终端数据传输安全可靠,且有效降低了CAN通信过程中断频率,提高了系统的数据传输效率和稳定性。In order to realize the controller LAN(CAN)bus communication based on S3C6410 terminal control under Wince system,which is applied to the feeding and unloading process of industrial robot CNC machine tools,meet the real⁃time communication requirements of multi⁃channel signal big data such as multi⁃dimensional force perception sensor,binocular robot visual data and robot system feedback signal,Microchip MCP2515 was used to design and optimize the CAN driver program under PCI main line.The function functions of driver interface are designed,the virtual address mapping space is constructed,and the utilization of interrupt service program in data sending and receiving process is optimized.The experimental results show that the MCP2515 driver is safe and reliable in multi⁃terminal data transmission in CAN bus communication,and effectively reduces the interrupt frequency of CAN communication process,thus improving the data transmission efficiency and stability of the system.

关 键 词：WINCE 控制器局域网络 总线通信 S3C6410 驱动设计 

分 类 号：TP336[自动化与计算机技术—计算机系统结构]