Hi Marcus, Thank you for your mail. I done based on your information as follows.
>> code here << uhd::usrp::multi_usrp::sptr usrp = uhd::usrp::multi_usrp::make(args); string devicename = usrp->get_device()->get_tree()->access<string>("/mboards/0/name").get(); double maxrate = usrp->get_device()->get_tree()->access<double>("/mboards/0/link_max_rate").get(); if((devicename == "B200" or devicename == "B200mini") and maxrate < 500000000) { } >> code end << Thank you.
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