public int getSemaphoreStatus() {
int res = -1;
if (connection.isConnected()) {
int red =
connection.readRegister(
MEMORY_AREA_30, PlcConstants.SEMAPHORE_RED_REGISTER, PlcConstants.SEMAPHORE_RED_BIT);
int yellow =
connection.readRegister(
MEMORY_AREA_30,
PlcConstants.SEMAPHORE_YELLOW_REGISTER,
PlcConstants.SEMAPHORE_YELLOW_BIT);
int green =
connection.readRegister(
MEMORY_AREA_30,
PlcConstants.SEMAPHORE_GREEN_REGISTER,
PlcConstants.SEMAPHORE_GREEN_BIT);
res = 0;
res |= (red * Semaphore.RED.getValue());
res |= (yellow * Semaphore.YELLOW.getValue());
res |= (green * Semaphore.GREEN.getValue());
}
return res;
}
public boolean calibrateFrontCamera() {
boolean res = false;
if (connection.isConnected()) {
if ((getStatus() & Status.CALIBRATION_ARM_D_DOWN.getValue()) > 0) {
boolean r1 = setMode(Mode.CALIBRATE_DIAMETER.getValue());
boolean r2 = false;
// sleep 0.5 sec
try {
Thread.sleep(500);
} catch (InterruptedException e) {
e.printStackTrace();
}
if ((getStatus() & Status.EXPOSITION_SENSOR_TRIGGERED.getValue()) == 0) {
r2 = true; // if the sensor was not triggered, then it's OK
}
res = r1 && r2;
}
}
return res;
}
public boolean setModeToOff() {
if (connection.isConnected()) {
return setMode(Mode.OFF.getValue());
}
return false;
}
public boolean toggleTrackPosition() {
boolean res = false;
if (connection.isConnected()) {
boolean r1 =
connection.writeRegisterBits(
MEMORY_AREA_30,
PlcConstants.TRACK_POS_BTN_REGISTER,
PlcConstants.TRACK_POS_BTN_BIT,
new int[] {1});
try {
Thread.sleep(100);
} catch (InterruptedException e) {
e.printStackTrace();
}
boolean r2 =
connection.writeRegisterBits(
MEMORY_AREA_30,
PlcConstants.TRACK_POS_BTN_REGISTER,
PlcConstants.TRACK_POS_BTN_BIT,
new int[] {0});
res = r1 && r2;
}
return res;
}
private boolean setFrequencies(int trackFrequency, int cylinderFrequency) {
boolean res = false;
if (connection.isConnected()) {
dlog.d("setFrequencies: " + trackFrequency + ", " + cylinderFrequency);
TrackDirection trackDir = (trackFrequency > 0 ? TrackDirection.FORWARD : TrackDirection.STOP);
boolean r1 =
connection.writeRegister(
MEMORY_AREA_B2,
Register.FREQCHANGER1.getValue(),
new int[] {trackDir.getValue(), trackFrequency});
TrackDirection cylinderDir =
(cylinderFrequency > 0 ? TrackDirection.FORWARD : TrackDirection.STOP);
boolean r2 =
connection.writeRegister(
MEMORY_AREA_B2,
Register.FREQCHANGER2.getValue(),
new int[] {cylinderDir.getValue(), cylinderFrequency});
res = r1 && r2;
if (res) {
frequencyChangeListener.onMotor1FrequencyChanged(trackFrequency);
frequencyChangeListener.onMotor2FrequencyChanged(cylinderFrequency);
}
}
return res;
}
private boolean setMode(int modeWord) {
boolean res = false;
if (connection.isConnected()) {
if (modeWord == Mode.YELLOW_LIGHT_DISABLE.getValue()) {
modeWord = previousModeWord;
} else if (modeWord == Mode.EXPOSITION_WITH_CALIBRATION_LIGHTS.getValue()
|| modeWord == Mode.DIAMETER_EXPOSITION.getValue()
|| modeWord == Mode.CALIBRATE_DIAMETER.getValue()
|| modeWord == Mode.LENGTH_EXPOSITION.getValue()
|| modeWord == Mode.YELLOW_LIGHT_ENABLE.getValue()) {
if ((previousModeWord & Mode.CALIBRATION_ARM_UNLOCK.getValue()) > 0) {
modeWord |= Mode.CALIBRATION.getValue();
} else {
modeWord |= previousModeWord;
}
} else {
previousModeWord = modeWord;
}
dlog.d("setMode: " + modeWord);
res =
connection.writeRegister(MEMORY_AREA_B2, Register.MODE.getValue(), new int[] {modeWord});
}
return res;
}
public boolean expositionCalibrationAnytime() {
boolean res = false;
if (connection.isConnected()) {
res = setMode(Mode.EXPOSITION_WITH_CALIBRATION_LIGHTS.getValue());
}
return res;
}
public boolean expositionDiameter() {
boolean res = false;
if (connection.isConnected()) {
res = setMode(Mode.DIAMETER_EXPOSITION.getValue());
}
return res;
}
public boolean expositionLength() {
boolean res = false;
if (connection.isConnected()) {
res = setMode(Mode.LENGTH_EXPOSITION.getValue());
}
return res;
}
public boolean measurementStop() {
boolean res = false;
if (connection.isConnected()) {
res = setMode(Mode.TRACK_EMPTYING.getValue());
}
return res;
}
public int getStatus() {
int res = -1;
if (connection.isConnected()) {
res = connection.readRegister(MEMORY_AREA_B2, Register.STATUS_BITS.getValue());
}
return res;
}
public boolean connect() {
boolean res = false;
if (connection != null && !connection.isConnected()) {
dlog.d("connect");
res = connection.connect();
}
return res;
}
public boolean disconnect() {
boolean res = false;
if (connection.isConnected()) {
dlog.d("disconnect");
res = connection.disconnect();
}
return res;
}
public boolean calibrateTopCamera() {
boolean res = false;
if (connection.isConnected()) {
if ((getStatus() & Status.CALIBRATION_ARM_L_DOWN.getValue()) > 0) {
res = setMode(Mode.EXPOSITION_WITH_CALIBRATION_LIGHTS.getValue());
}
}
return res;
}
public boolean reset() {
boolean res = false;
if (connection.isConnected()) {
boolean r1 = setMode(Mode.OFF.getValue());
boolean r2 = setMode(Mode.RESET.getValue());
res = r1 && r2;
}
return res;
}
private boolean setDelay(Register delayRegister, int delay) {
boolean res = false;
if (connection.isConnected()) {
dlog.d("setDelay " + delayRegister.name() + "(" + delayRegister.getValue() + "): " + delay);
res =
connection.writeBcdRegister(MEMORY_AREA_B2, delayRegister.getValue(), new int[] {delay});
}
return res;
}
public boolean shutdown() {
boolean res = false;
if (connection.isConnected()) {
boolean r1 = setMode(Mode.SHUTDOWN.getValue());
boolean r2 = disconnect();
res = r1 && r2;
}
return res;
}
private boolean setLights(Lights l) {
boolean res = false;
if (connection.isConnected()) {
dlog.d("setLights: " + l.getValue());
res =
connection.writeRegister(
MEMORY_AREA_B2, Register.LIGHTS.getValue(), new int[] {l.getValue()});
}
return res;
}
private boolean setServoNullPosition(int position) {
boolean res = false;
if (connection.isConnected()) {
dlog.d("setServoNullPosition: " + position);
res =
connection.writeRegister(
MEMORY_AREA_B2, Register.SERVO_NULL_POSITION.getValue(), new int[] {position});
}
return res;
}
private boolean setCylinderDistanceWithoutModeChanging(int distance) {
boolean res = false;
if (connection.isConnected()) {
dlog.d("setCylinderDistanceWithoutModeChanging: " + distance);
res =
connection.writeRegister(
MEMORY_AREA_B2, Register.CYLINDER_DISTANCE.getValue(), new int[] {distance});
}
return res;
}
public boolean yellowWarning(boolean enable) {
boolean res = false;
if (connection.isConnected()) {
if (enable) {
res = setMode(Mode.YELLOW_LIGHT_ENABLE.getValue());
} else {
res = setMode(Mode.YELLOW_LIGHT_DISABLE.getValue());
}
}
return res;
}
public boolean measurementStart(MeasureSetting mode, int length, int diameter) {
boolean res = false;
if (connection.isConnected()) {
Lights l = null;
switch (mode) {
case DIAMETER:
l = Lights.DIAMETER;
break;
case LENGTH:
l = Lights.LENGTH;
break;
case BOTH:
l = Lights.BOTH;
break;
}
boolean r1 =
setDelay(
Register.SINGLE_LENGTH_TURN_TIME,
Utility.calcTime(PlcConstants.TRACK_LENGTH / 2, PlcConstants.TRACK_SPEED) + 1);
boolean r2 =
setDelay(
Register.SENSOR_RELOCATION,
Utility.calcSensorDelay(
PlcConstants.SENSOR_DISTANCE,
PlcConstants.TRACK_SPEED,
PlcConstants.LIGHTING_CYCLE_TIME));
boolean r3 =
setFrequencies(
Utility.calcMotorFrequency(PlcConstants.TRACK_SPEED),
Utility.calcMotorFrequency(PlcConstants.TRACK_SPEED));
boolean r4 = setCylinderDistance(diameter);
boolean r5 = setLights(l);
boolean r6 =
setDelay(
Register.CONGESTION_2_WAIT_TIME,
Utility.calcCongestion2Time(
PlcConstants.CONGESTION2_SENSING_LENGTH, length, PlcConstants.TRACK_SPEED));
boolean r7 =
setDelay(
Register.LENGTH_LED_DELAY,
Utility.calcTriggerDelayFromLength(
length, PlcConstants.EXPOSITION_LENGTH, PlcConstants.TRACK_SPEED));
boolean r8 = setMode(Mode.LENGTH_AND_DIAMETER_MEASUREMENT.getValue());
res = r1 && r2 && r3 && r4 && r5 && r6 && r7 && r8;
}
return res;
}
public boolean cleaningStop() {
boolean res = false;
if (connection.isConnected()) {
boolean r1 =
setDelay(
Register.SINGLE_LENGTH_TURN_TIME,
Utility.calcTime(PlcConstants.TRACK_LENGTH / 2, PlcConstants.SLOW_TRACK_SPEED));
boolean r2 = setMode(Mode.TRACK_EMPTYING.getValue());
res = r1 && r2;
}
return res;
}
private boolean setCylinderDistance(int distance) {
boolean res = false;
if (connection.isConnected()) {
dlog.d("setCylinderDistance: " + distance);
boolean r1 =
connection.writeRegister(
MEMORY_AREA_B2, Register.CYLINDER_DISTANCE.getValue(), new int[] {distance});
boolean r2 = setMode(Mode.DIAMETER_SETTING.getValue());
res = r1 && r2;
}
return res;
}
public boolean cleaningStart() {
boolean res = false;
if (connection.isConnected()) {
boolean r1 = setCylinderDistance(PlcConstants.SERVO_MAX_POSITION);
boolean r2 =
setFrequencies(
Utility.calcMotorFrequency(PlcConstants.SLOW_TRACK_SPEED),
Utility.calcMotorFrequency(PlcConstants.SLOW_TRACK_SPEED));
boolean r3 = setMode(Mode.CLEANING.getValue());
res = r1 && r2 && r3;
}
return res;
}
public boolean calibrationStop() {
boolean res = false;
if (connection.isConnected()) {
boolean r1 =
setCylinderDistanceWithoutModeChanging(PlcConstants.CALIBRATION_SAMPLE_INSERTION);
boolean r2 = setMode(Mode.FINISH_CALIBRATION.getValue() | Mode.CALIBRATION.getValue());
boolean r3 = setMode(Mode.RESET.getValue());
res = r1 && r2 && r3;
}
return res;
}
public boolean isTrackStopped(boolean shortTime) {
if (connection.isConnected()) {
for (int i = 0;
i < (shortTime ? PlcConstants.SHORT_ITERATIONS : PlcConstants.NORMAL_ITERATIONS);
i++) {
try {
Thread.sleep(shortTime ? PlcConstants.SHORT_SLEEP_TIME : PlcConstants.NORMAL_SLEEP_TIME);
} catch (InterruptedException e) {
e.printStackTrace();
}
if ((getStatus() & Status.TRACK_STOPPED.getValue()) > 0) {
return true;
}
}
}
return false;
}
public boolean init() {
boolean res = false;
if (connection.isConnected()) {
// TODO get configuration (this can be put somewhere else, too)
// set delays and time variables
boolean r1 = setDelay(Register.DIAMETER_LED_DELAY, PlcConstants.DIAMETER_LED_DELAY);
boolean r2 =
setDelay(
Register.CONGESTION_1_WAIT_TIME,
Utility.calcCongestion1Time(
PlcConstants.CONGESTION1_SENSING_LENGTH, PlcConstants.TRACK_SPEED));
boolean r3 = setDelay(Register.CONGESTION_1_TOLERANCE, PlcConstants.CONGESTION_TOLERANCE);
boolean r4 = setDelay(Register.CONGESTION_2_TOLERANCE, PlcConstants.CONGESTION_TOLERANCE_2ND);
boolean r5 = setDelay(Register.SHUT_DOWN_DELAY, PlcConstants.SHUTDOWN_DELAY_SECS);
boolean r6 =
setDelay(
Register.SINGLE_WHOLE_TURN_TIME,
Utility.calcTime(PlcConstants.TRACK_LENGTH, PlcConstants.TRACK_SPEED));
boolean r7 =
setDelay(
Register.BLOWER_ONE_DELAY,
Utility.calcTime(PlcConstants.FRONT_BLOWER_ON, PlcConstants.TRACK_SPEED));
boolean r8 =
setDelay(
Register.BLOWER_ONE_TIME,
Utility.calcTime(PlcConstants.FRONT_BLOWER_OFF, PlcConstants.TRACK_SPEED));
boolean r9 =
setDelay(
Register.BLOWER_TWO_DELAY,
Utility.calcTime(PlcConstants.REAR_BLOWER_ON, PlcConstants.TRACK_SPEED));
boolean r10 =
setDelay(
Register.BLOWER_TWO_TIME,
Utility.calcTime(PlcConstants.REAR_BLOWER_RUNNING_TIME, PlcConstants.TRACK_SPEED));
// set the servo null position
boolean r11 = setServoNullPosition(PlcConstants.SERVO_NULL_POSITION);
res = r1 && r2 && r3 && r4 && r5 && r6 && r7 && r8 && r9 && r10 && r11;
}
return res;
}
public boolean calibrationStopWait() {
if (connection.isConnected()) {
for (int i = 0; i < PlcConstants.LONG_ITERATIONS; i++) {
try {
Thread.sleep(PlcConstants.LONG_SLEEP_TIME);
} catch (InterruptedException e) {
e.printStackTrace();
}
boolean topCalibArmUp = (getStatus() & Status.CALIBRATION_ARM_L_UP.getValue()) > 0;
boolean frontCalibArmUp = (getStatus() & Status.CALIBRATION_ARM_D_UP.getValue()) > 0;
if (topCalibArmUp && frontCalibArmUp) {
return true;
}
}
}
return false;
}
public int getTrackPosition() {
int res = -1;
if (connection.isConnected()) {
int up =
connection.readRegister(
MEMORY_AREA_30, PlcConstants.TRACK_POS_UP_REGISTER, PlcConstants.TRACK_POS_UP_BIT);
int down =
connection.readRegister(
MEMORY_AREA_30,
PlcConstants.TRACK_POS_DOWN_REGISTER,
PlcConstants.TRACK_POS_DOWN_BIT);
if (up != 0) {
res = 1;
} else if (down != 0) {
res = 2;
}
}
return res;
}