private String idString(int id1,int id2){
  return "0x" + Integer.toHexString(id2 & 0x7F) + " 0x"+ Integer.toHexString(id1 & 0x7F)+ " ("+ ((id2 & 0x7F) * 128 + (id1 & 0x7F))+ ")";
}

private String idString ( int id1 , int id2 ) { return "0x" + Integer . toHexString ( id2 & 0x7F ) + " 0x" + Integer . toHexString ( id1 & 0x7F ) + " (" + ( ( id2 & 0x7F ) * 128 + ( id1 & 0x7F ) ) + ")" ; }
convert throttle id to a human friendly format .
