public string ReadRunModel()
{
md.SlaveId = "01";
md.Address = RunModelAddr;
md.Flag = false;
Send(md.CreateModbusSendDataForRead(2));
if (!md.Flag)
{
return("运行模式读取失败");
}
this.cmbRunModel.SelectedValue = md.ReceiveData.Substring(9, 1);
return("运行模式读取成功");
}
