基于CAN发送模块的车载信息服务系统调试装置设计

Design of Telematics System Debugging Device Based on CAN Sending Module

为实现车载信息服务系统各模块的独立调试,选用Freescale的MC9S12HY64RM作为CAN发送模块的控制器,给出了基于CAN发送模块的车载信息服务调试装置的设计方案和硬件结构.软件开发以CAN发送模块为核心,CAN发送模块与主控模块的数据交互采用CAN总线协议,以满足各模块之间对数据传输实时性、准确性的要求.结果表明,该调试装置能够满足车载信息服务系统各个模块独立调试的要求,具有一定的应用前景.

In order to realize the independent debugging of each module in telematics system,the overall design and hardware architecture of CAN sending module are presented by using the Freescale MC9S12HY64RM as the controller.Software development of debugging device uses CAN sending module as the core union.Data interaction between CAN sending module and the main control module uses CAN bus protocol to meet the real-time and accurate transmission requirements.The results show that the debugging device can meet the independent debugging requirements of various modules in telematics system.Therefore,the debugging device has a certain application prospect.