desc = "Exp5438+CC1101";
} else if (filename.endsWith(".exp1120")) {
exp5438Node = new Exp1120Node();
desc = "Exp5438+CC1120";
} else if (filename.endsWith(".trxeb2520")) {
exp5438Node = new Trxeb2520Node();
desc = "Trxeb2520";
} else if (filename.endsWith(".trxeb1120")) {
exp5438Node = new Trxeb1120Node(false);
desc = "Trxeb1120";
} else if (filename.endsWith(".eth1120")) {