Modbus总线与CAN总线在漏电火灾报警中的应用

Application of Modbus general wire and CAN general wire in EFP system

从通讯原理及应用实现角度对Modbus总线及CAN总线进行了对比,并根据漏电火灾报警系统(EFP)的通讯特点,对在该系统中如何正确应用两种总线进行了分析,最后得出两种总线各自的最佳适用范围。

The paper compares Modbus general wire and CAN general wire from the aspects of communicating and implementation,and according to communicating features of EFP,it analyzes methods of using the two general wires correctly in the system,finally derive the best suitable scope of the two general wires.