text: public String toString() {StringBuilder buffer = new StringBuilder();buffer.append("[CATLAB]\n");buffer.append("    .rt      =").append(HexDump.shortToHex(rt)).append('\n');buffer.append("    .grbitFrt=").append(HexDump.shortToHex(grbitFrt)).append('\n');buffer.append("    .wOffset =").append(HexDump.shortToHex(wOffset)).append('\n');buffer.append("    .at      =").append(HexDump.shortToHex(at)).append('\n');buffer.append("    .grbit   =").append(HexDump.shortToHex(grbit)).append('\n');if(unused != null)buffer.append("    .unused  =").append(HexDump.shortToHex(unused)).append('\n');buffer.append("[/CATLAB]\n");return buffer.toString();}