Misák, SándorAlawami, Abbas2014-05-192014-05-192014-05-192014-05-19http://hdl.handle.net/2437/192634Background information about serial data transmission, communication standards (RS232, RS485) are covered. Components used to implement Modbus communication and their description are shown. Design of the interface circuit and PCB is described. Programming of Modbus communication and test results are presented.53enModbusMicrocontrollerAVRSerial communicationDEENK Témalista::Műszaki tudományok::VillamosságtanDEENK Témalista::Informatika::Műszaki informatika