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介绍了ATmega128L嵌入式控制器在煤矿井下变电站监控系统中通信的应用,并介绍了PROFIBUS总线协议和MODBUS协议的特点。
This paper introduces the application of ATmega128L embedded controller in communication of substation monitoring system in coal mine and introduces the features of PROFIBUS bus protocol and MODBUS protocol.