CodePudding user response:
"ModBusPcMaster. Rar"http://download.csdn.net/download/schlafenhamster/9509616
CodePudding user response:
Through serial class to send and receive serial data output thankless, you directly use MsComm control, then, will you want to send data, in accordance with the rules of the MODBUS assembly data by MsComm transceiver