docs: final public int[] readInputRegisters(int serverAddress, int startAddress, int quantity) throws
              ModbusProtocolException, ModbusNumberException, ModbusIOException {
          ModbusRequest request = ModbusRequestBuilder.getInstance().buildReadInputRegisters(serverAddress, startAddress, quantity);
          ReadHoldingRegistersResponse response = (ReadInputRegistersResponse) processRequest(request);
          return response.getRegisters();
      }