通用CAN节点电路的设计及其应用

Design and application of universal CAN node circuit

介绍一种通用CAN节点的电路结构、相关应用程序及在工业中频感应加热设备控制现场总线中的应用。多功能CAN节点线路板上包含11路12位模数转换,8路开关量输入,3路开关量输出,1个RS-232S微机通信串行口,1个CAN通信口,可作为通用CAN接口用于自动控制系统中数据采集器及上位微机的转换接口。

An introduction to the circuit structure and program of universal CAN node as well as the application in inductive heating. The multifunction CAN node PCB contains 11ch 12bit A/D converters, 8ch switch inputs, 3ch switch outputs, one RS232S series communication interface, one CAN series communication interface. They can be used as data collectors and computer conversion interface in the autocontrol system.