use LEGO::NXT::USBComm; use Data::Dumper; use LEGO::NXT; use LEGO::NXT::Constants; $comm = new LEGO::NXT::USBComm(0); $nxt = LEGO::NXT->new( $comm ); $nxt->set_output_state($NXT_NORET, $NXT_MOTOR_A, 100, $NXT_MOTORON|$NXT_REGULATED, $NXT_REGULATION_MODE_MOTOR_SPEED, 0, $NXT_MOTOR_RUN_STATE_RUNNING, 0);