介绍如何在PFautoCAN汽车CAN总线仿真开发工具的软件环境下建立基于CAN总线的系统数据库，以便为后期计算机与CAN总线网络联合调试打下基础。-Describes how PFautoCAN automotive CAN bus simulation development tools software environment based on CAN bus system database, in order to lay the foundation for the joint commissioning of the late computer with CAN bus network.