com.tinkerforge.BrickletLoadCellV2 Maven / Gradle / Ivy
/* ***********************************************************
* This file was automatically generated on 2020-06-25. *
* *
* Java Bindings Version 2.1.28 *
* *
* If you have a bugfix for this file and want to commit it, *
* please fix the bug in the generator. You can find a link *
* to the generators git repository on tinkerforge.com *
*************************************************************/
package com.tinkerforge;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.Arrays;
import java.util.List;
/**
* Measures weight with a load cell
*/
public class BrickletLoadCellV2 extends Device {
public final static int DEVICE_IDENTIFIER = 2104;
public final static String DEVICE_DISPLAY_NAME = "Load Cell Bricklet 2.0";
public final static byte FUNCTION_GET_WEIGHT = (byte)1;
public final static byte FUNCTION_SET_WEIGHT_CALLBACK_CONFIGURATION = (byte)2;
public final static byte FUNCTION_GET_WEIGHT_CALLBACK_CONFIGURATION = (byte)3;
public final static byte FUNCTION_SET_MOVING_AVERAGE = (byte)5;
public final static byte FUNCTION_GET_MOVING_AVERAGE = (byte)6;
public final static byte FUNCTION_SET_INFO_LED_CONFIG = (byte)7;
public final static byte FUNCTION_GET_INFO_LED_CONFIG = (byte)8;
public final static byte FUNCTION_CALIBRATE = (byte)9;
public final static byte FUNCTION_TARE = (byte)10;
public final static byte FUNCTION_SET_CONFIGURATION = (byte)11;
public final static byte FUNCTION_GET_CONFIGURATION = (byte)12;
public final static byte FUNCTION_GET_SPITFP_ERROR_COUNT = (byte)234;
public final static byte FUNCTION_SET_BOOTLOADER_MODE = (byte)235;
public final static byte FUNCTION_GET_BOOTLOADER_MODE = (byte)236;
public final static byte FUNCTION_SET_WRITE_FIRMWARE_POINTER = (byte)237;
public final static byte FUNCTION_WRITE_FIRMWARE = (byte)238;
public final static byte FUNCTION_SET_STATUS_LED_CONFIG = (byte)239;
public final static byte FUNCTION_GET_STATUS_LED_CONFIG = (byte)240;
public final static byte FUNCTION_GET_CHIP_TEMPERATURE = (byte)242;
public final static byte FUNCTION_RESET = (byte)243;
public final static byte FUNCTION_WRITE_UID = (byte)248;
public final static byte FUNCTION_READ_UID = (byte)249;
public final static byte FUNCTION_GET_IDENTITY = (byte)255;
private final static int CALLBACK_WEIGHT = 4;
public final static char THRESHOLD_OPTION_OFF = 'x';
public final static char THRESHOLD_OPTION_OUTSIDE = 'o';
public final static char THRESHOLD_OPTION_INSIDE = 'i';
public final static char THRESHOLD_OPTION_SMALLER = '<';
public final static char THRESHOLD_OPTION_GREATER = '>';
public final static int INFO_LED_CONFIG_OFF = 0;
public final static int INFO_LED_CONFIG_ON = 1;
public final static int INFO_LED_CONFIG_SHOW_HEARTBEAT = 2;
public final static int RATE_10HZ = 0;
public final static int RATE_80HZ = 1;
public final static int GAIN_128X = 0;
public final static int GAIN_64X = 1;
public final static int GAIN_32X = 2;
public final static int BOOTLOADER_MODE_BOOTLOADER = 0;
public final static int BOOTLOADER_MODE_FIRMWARE = 1;
public final static int BOOTLOADER_MODE_BOOTLOADER_WAIT_FOR_REBOOT = 2;
public final static int BOOTLOADER_MODE_FIRMWARE_WAIT_FOR_REBOOT = 3;
public final static int BOOTLOADER_MODE_FIRMWARE_WAIT_FOR_ERASE_AND_REBOOT = 4;
public final static int BOOTLOADER_STATUS_OK = 0;
public final static int BOOTLOADER_STATUS_INVALID_MODE = 1;
public final static int BOOTLOADER_STATUS_NO_CHANGE = 2;
public final static int BOOTLOADER_STATUS_ENTRY_FUNCTION_NOT_PRESENT = 3;
public final static int BOOTLOADER_STATUS_DEVICE_IDENTIFIER_INCORRECT = 4;
public final static int BOOTLOADER_STATUS_CRC_MISMATCH = 5;
public final static int STATUS_LED_CONFIG_OFF = 0;
public final static int STATUS_LED_CONFIG_ON = 1;
public final static int STATUS_LED_CONFIG_SHOW_HEARTBEAT = 2;
public final static int STATUS_LED_CONFIG_SHOW_STATUS = 3;
private List listenerWeight = new CopyOnWriteArrayList();
public class WeightCallbackConfiguration {
public long period;
public boolean valueHasToChange;
public char option;
public int min;
public int max;
public String toString() {
return "[" + "period = " + period + ", " + "valueHasToChange = " + valueHasToChange + ", " + "option = " + option + ", " + "min = " + min + ", " + "max = " + max + "]";
}
}
public class Configuration {
public int rate;
public int gain;
public String toString() {
return "[" + "rate = " + rate + ", " + "gain = " + gain + "]";
}
}
public class SPITFPErrorCount {
public long errorCountAckChecksum;
public long errorCountMessageChecksum;
public long errorCountFrame;
public long errorCountOverflow;
public String toString() {
return "[" + "errorCountAckChecksum = " + errorCountAckChecksum + ", " + "errorCountMessageChecksum = " + errorCountMessageChecksum + ", " + "errorCountFrame = " + errorCountFrame + ", " + "errorCountOverflow = " + errorCountOverflow + "]";
}
}
/**
* This listener is triggered periodically according to the configuration set by
* {@link BrickletLoadCellV2#setWeightCallbackConfiguration(long, boolean, char, int, int)}.
*
* The parameter is the same as {@link BrickletLoadCellV2#getWeight()}.
*/
public interface WeightListener extends DeviceListener {
public void weight(int weight);
}
/**
* Creates an object with the unique device ID \c uid. and adds it to
* the IP Connection \c ipcon.
*/
public BrickletLoadCellV2(String uid, IPConnection ipcon) {
super(uid, ipcon);
apiVersion[0] = 2;
apiVersion[1] = 0;
apiVersion[2] = 0;
deviceIdentifier = DEVICE_IDENTIFIER;
deviceDisplayName = DEVICE_DISPLAY_NAME;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_GET_WEIGHT)] = RESPONSE_EXPECTED_FLAG_ALWAYS_TRUE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_SET_WEIGHT_CALLBACK_CONFIGURATION)] = RESPONSE_EXPECTED_FLAG_TRUE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_GET_WEIGHT_CALLBACK_CONFIGURATION)] = RESPONSE_EXPECTED_FLAG_ALWAYS_TRUE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_SET_MOVING_AVERAGE)] = RESPONSE_EXPECTED_FLAG_FALSE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_GET_MOVING_AVERAGE)] = RESPONSE_EXPECTED_FLAG_ALWAYS_TRUE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_SET_INFO_LED_CONFIG)] = RESPONSE_EXPECTED_FLAG_FALSE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_GET_INFO_LED_CONFIG)] = RESPONSE_EXPECTED_FLAG_ALWAYS_TRUE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_CALIBRATE)] = RESPONSE_EXPECTED_FLAG_FALSE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_TARE)] = RESPONSE_EXPECTED_FLAG_FALSE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_SET_CONFIGURATION)] = RESPONSE_EXPECTED_FLAG_FALSE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_GET_CONFIGURATION)] = RESPONSE_EXPECTED_FLAG_ALWAYS_TRUE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_GET_SPITFP_ERROR_COUNT)] = RESPONSE_EXPECTED_FLAG_ALWAYS_TRUE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_SET_BOOTLOADER_MODE)] = RESPONSE_EXPECTED_FLAG_ALWAYS_TRUE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_GET_BOOTLOADER_MODE)] = RESPONSE_EXPECTED_FLAG_ALWAYS_TRUE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_SET_WRITE_FIRMWARE_POINTER)] = RESPONSE_EXPECTED_FLAG_FALSE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_WRITE_FIRMWARE)] = RESPONSE_EXPECTED_FLAG_ALWAYS_TRUE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_SET_STATUS_LED_CONFIG)] = RESPONSE_EXPECTED_FLAG_FALSE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_GET_STATUS_LED_CONFIG)] = RESPONSE_EXPECTED_FLAG_ALWAYS_TRUE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_GET_CHIP_TEMPERATURE)] = RESPONSE_EXPECTED_FLAG_ALWAYS_TRUE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_RESET)] = RESPONSE_EXPECTED_FLAG_FALSE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_WRITE_UID)] = RESPONSE_EXPECTED_FLAG_FALSE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_READ_UID)] = RESPONSE_EXPECTED_FLAG_ALWAYS_TRUE;
responseExpected[IPConnectionBase.unsignedByte(FUNCTION_GET_IDENTITY)] = RESPONSE_EXPECTED_FLAG_ALWAYS_TRUE;
callbacks[CALLBACK_WEIGHT] = new IPConnection.DeviceCallbackListener() {
public void callback(byte[] packet) {
if (packet.length != 12) {
return; // silently ignoring callback with wrong length
}
ByteBuffer bb = ByteBuffer.wrap(packet, 8, packet.length - 8);
bb.order(ByteOrder.LITTLE_ENDIAN);
int weight = (bb.getInt());
for (WeightListener listener: listenerWeight) {
listener.weight(weight);
}
}
};
ipcon.addDevice(this);
}
/**
* Returns the currently measured weight.
*
*
* If you want to get the value periodically, it is recommended to use the
* {@link BrickletLoadCellV2.WeightListener} listener. You can set the listener configuration
* with {@link BrickletLoadCellV2#setWeightCallbackConfiguration(long, boolean, char, int, int)}.
*/
public int getWeight() throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)8, FUNCTION_GET_WEIGHT, this);
byte[] response = sendRequest(bb.array(), 12);
bb = ByteBuffer.wrap(response, 8, response.length - 8);
bb.order(ByteOrder.LITTLE_ENDIAN);
int weight = (bb.getInt());
return weight;
}
/**
* The period is the period with which the {@link BrickletLoadCellV2.WeightListener} listener is triggered
* periodically. A value of 0 turns the listener off.
*
* If the `value has to change`-parameter is set to true, the listener is only
* triggered after the value has changed. If the value didn't change
* within the period, the listener is triggered immediately on change.
*
* If it is set to false, the listener is continuously triggered with the period,
* independent of the value.
*
* It is furthermore possible to constrain the listener with thresholds.
*
* The `option`-parameter together with min/max sets a threshold for the {@link BrickletLoadCellV2.WeightListener} listener.
*
* The following options are possible:
*
* \verbatim
* "Option", "Description"
*
* "'x'", "Threshold is turned off"
* "'o'", "Threshold is triggered when the value is *outside* the min and max values"
* "'i'", "Threshold is triggered when the value is *inside* or equal to the min and max values"
* "'<'", "Threshold is triggered when the value is smaller than the min value (max is ignored)"
* "'>'", "Threshold is triggered when the value is greater than the min value (max is ignored)"
* \endverbatim
*
* If the option is set to 'x' (threshold turned off) the listener is triggered with the fixed period.
*/
public void setWeightCallbackConfiguration(long period, boolean valueHasToChange, char option, int min, int max) throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)22, FUNCTION_SET_WEIGHT_CALLBACK_CONFIGURATION, this);
bb.putInt((int)period);
bb.put((byte)(valueHasToChange ? 1 : 0));
bb.put((byte)option);
bb.putInt(min);
bb.putInt(max);
sendRequest(bb.array(), 0);
}
/**
* Returns the listener configuration as set by {@link BrickletLoadCellV2#setWeightCallbackConfiguration(long, boolean, char, int, int)}.
*/
public WeightCallbackConfiguration getWeightCallbackConfiguration() throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)8, FUNCTION_GET_WEIGHT_CALLBACK_CONFIGURATION, this);
byte[] response = sendRequest(bb.array(), 22);
bb = ByteBuffer.wrap(response, 8, response.length - 8);
bb.order(ByteOrder.LITTLE_ENDIAN);
WeightCallbackConfiguration obj = new WeightCallbackConfiguration();
obj.period = IPConnectionBase.unsignedInt(bb.getInt());
obj.valueHasToChange = (bb.get()) != 0;
obj.option = (char)(bb.get());
obj.min = (bb.getInt());
obj.max = (bb.getInt());
return obj;
}
/**
* Sets the length of a `moving averaging <https://en.wikipedia.org/wiki/Moving_average>`__
* for the weight value.
*
* Setting the length to 1 will turn the averaging off. With less
* averaging, there is more noise on the data.
*/
public void setMovingAverage(int average) throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)10, FUNCTION_SET_MOVING_AVERAGE, this);
bb.putShort((short)average);
sendRequest(bb.array(), 0);
}
/**
* Returns the length moving average as set by {@link BrickletLoadCellV2#setMovingAverage(int)}.
*/
public int getMovingAverage() throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)8, FUNCTION_GET_MOVING_AVERAGE, this);
byte[] response = sendRequest(bb.array(), 10);
bb = ByteBuffer.wrap(response, 8, response.length - 8);
bb.order(ByteOrder.LITTLE_ENDIAN);
int average = IPConnectionBase.unsignedShort(bb.getShort());
return average;
}
/**
* Configures the info LED to be either turned off, turned on, or blink in
* heartbeat mode.
*/
public void setInfoLEDConfig(int config) throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)9, FUNCTION_SET_INFO_LED_CONFIG, this);
bb.put((byte)config);
sendRequest(bb.array(), 0);
}
/**
* Returns the LED configuration as set by {@link BrickletLoadCellV2#setInfoLEDConfig(int)}
*/
public int getInfoLEDConfig() throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)8, FUNCTION_GET_INFO_LED_CONFIG, this);
byte[] response = sendRequest(bb.array(), 9);
bb = ByteBuffer.wrap(response, 8, response.length - 8);
bb.order(ByteOrder.LITTLE_ENDIAN);
int config = IPConnectionBase.unsignedByte(bb.get());
return config;
}
/**
* To calibrate your Load Cell Bricklet 2.0 you have to
*
* * empty the scale and call this function with 0 and
* * add a known weight to the scale and call this function with the weight.
*
* The calibration is saved in the flash of the Bricklet and only
* needs to be done once.
*
* We recommend to use the Brick Viewer for calibration, you don't need
* to call this function in your source code.
*/
public void calibrate(long weight) throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)12, FUNCTION_CALIBRATE, this);
bb.putInt((int)weight);
sendRequest(bb.array(), 0);
}
/**
* Sets the currently measured weight as tare weight.
*/
public void tare() throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)8, FUNCTION_TARE, this);
sendRequest(bb.array(), 0);
}
/**
* The measurement rate and gain are configurable.
*
* The rate can be either 10Hz or 80Hz. A faster rate will produce more noise.
* It is additionally possible to add a moving average
* (see {@link BrickletLoadCellV2#setMovingAverage(int)}) to the measurements.
*
* The gain can be 128x, 64x or 32x. It represents a measurement range of
* ±20mV, ±40mV and ±80mV respectively. The Load Cell Bricklet uses an
* excitation voltage of 5V and most load cells use an output of 2mV/V. That
* means the voltage range is ±15mV for most load cells (i.e. gain of 128x
* is best). If you don't know what all of this means you should keep it at
* 128x, it will most likely be correct.
*/
public void setConfiguration(int rate, int gain) throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)10, FUNCTION_SET_CONFIGURATION, this);
bb.put((byte)rate);
bb.put((byte)gain);
sendRequest(bb.array(), 0);
}
/**
* Returns the configuration as set by {@link BrickletLoadCellV2#setConfiguration(int, int)}.
*/
public Configuration getConfiguration() throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)8, FUNCTION_GET_CONFIGURATION, this);
byte[] response = sendRequest(bb.array(), 10);
bb = ByteBuffer.wrap(response, 8, response.length - 8);
bb.order(ByteOrder.LITTLE_ENDIAN);
Configuration obj = new Configuration();
obj.rate = IPConnectionBase.unsignedByte(bb.get());
obj.gain = IPConnectionBase.unsignedByte(bb.get());
return obj;
}
/**
* Returns the error count for the communication between Brick and Bricklet.
*
* The errors are divided into
*
* * ACK checksum errors,
* * message checksum errors,
* * framing errors and
* * overflow errors.
*
* The errors counts are for errors that occur on the Bricklet side. All
* Bricks have a similar function that returns the errors on the Brick side.
*/
public SPITFPErrorCount getSPITFPErrorCount() throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)8, FUNCTION_GET_SPITFP_ERROR_COUNT, this);
byte[] response = sendRequest(bb.array(), 24);
bb = ByteBuffer.wrap(response, 8, response.length - 8);
bb.order(ByteOrder.LITTLE_ENDIAN);
SPITFPErrorCount obj = new SPITFPErrorCount();
obj.errorCountAckChecksum = IPConnectionBase.unsignedInt(bb.getInt());
obj.errorCountMessageChecksum = IPConnectionBase.unsignedInt(bb.getInt());
obj.errorCountFrame = IPConnectionBase.unsignedInt(bb.getInt());
obj.errorCountOverflow = IPConnectionBase.unsignedInt(bb.getInt());
return obj;
}
/**
* Sets the bootloader mode and returns the status after the requested
* mode change was instigated.
*
* You can change from bootloader mode to firmware mode and vice versa. A change
* from bootloader mode to firmware mode will only take place if the entry function,
* device identifier and CRC are present and correct.
*
* This function is used by Brick Viewer during flashing. It should not be
* necessary to call it in a normal user program.
*/
public int setBootloaderMode(int mode) throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)9, FUNCTION_SET_BOOTLOADER_MODE, this);
bb.put((byte)mode);
byte[] response = sendRequest(bb.array(), 9);
bb = ByteBuffer.wrap(response, 8, response.length - 8);
bb.order(ByteOrder.LITTLE_ENDIAN);
int status = IPConnectionBase.unsignedByte(bb.get());
return status;
}
/**
* Returns the current bootloader mode, see {@link BrickletLoadCellV2#setBootloaderMode(int)}.
*/
public int getBootloaderMode() throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)8, FUNCTION_GET_BOOTLOADER_MODE, this);
byte[] response = sendRequest(bb.array(), 9);
bb = ByteBuffer.wrap(response, 8, response.length - 8);
bb.order(ByteOrder.LITTLE_ENDIAN);
int mode = IPConnectionBase.unsignedByte(bb.get());
return mode;
}
/**
* Sets the firmware pointer for {@link BrickletLoadCellV2#writeFirmware(int[])}. The pointer has
* to be increased by chunks of size 64. The data is written to flash
* every 4 chunks (which equals to one page of size 256).
*
* This function is used by Brick Viewer during flashing. It should not be
* necessary to call it in a normal user program.
*/
public void setWriteFirmwarePointer(long pointer) throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)12, FUNCTION_SET_WRITE_FIRMWARE_POINTER, this);
bb.putInt((int)pointer);
sendRequest(bb.array(), 0);
}
/**
* Writes 64 Bytes of firmware at the position as written by
* {@link BrickletLoadCellV2#setWriteFirmwarePointer(long)} before. The firmware is written
* to flash every 4 chunks.
*
* You can only write firmware in bootloader mode.
*
* This function is used by Brick Viewer during flashing. It should not be
* necessary to call it in a normal user program.
*/
public int writeFirmware(int[] data) throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)72, FUNCTION_WRITE_FIRMWARE, this);
for (int i = 0; i < 64; i++) {
bb.put((byte)data[i]);
}
byte[] response = sendRequest(bb.array(), 9);
bb = ByteBuffer.wrap(response, 8, response.length - 8);
bb.order(ByteOrder.LITTLE_ENDIAN);
int status = IPConnectionBase.unsignedByte(bb.get());
return status;
}
/**
* Sets the status LED configuration. By default the LED shows
* communication traffic between Brick and Bricklet, it flickers once
* for every 10 received data packets.
*
* You can also turn the LED permanently on/off or show a heartbeat.
*
* If the Bricklet is in bootloader mode, the LED is will show heartbeat by default.
*/
public void setStatusLEDConfig(int config) throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)9, FUNCTION_SET_STATUS_LED_CONFIG, this);
bb.put((byte)config);
sendRequest(bb.array(), 0);
}
/**
* Returns the configuration as set by {@link BrickletLoadCellV2#setStatusLEDConfig(int)}
*/
public int getStatusLEDConfig() throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)8, FUNCTION_GET_STATUS_LED_CONFIG, this);
byte[] response = sendRequest(bb.array(), 9);
bb = ByteBuffer.wrap(response, 8, response.length - 8);
bb.order(ByteOrder.LITTLE_ENDIAN);
int config = IPConnectionBase.unsignedByte(bb.get());
return config;
}
/**
* Returns the temperature as measured inside the microcontroller. The
* value returned is not the ambient temperature!
*
* The temperature is only proportional to the real temperature and it has bad
* accuracy. Practically it is only useful as an indicator for
* temperature changes.
*/
public int getChipTemperature() throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)8, FUNCTION_GET_CHIP_TEMPERATURE, this);
byte[] response = sendRequest(bb.array(), 10);
bb = ByteBuffer.wrap(response, 8, response.length - 8);
bb.order(ByteOrder.LITTLE_ENDIAN);
int temperature = (bb.getShort());
return temperature;
}
/**
* Calling this function will reset the Bricklet. All configurations
* will be lost.
*
* After a reset you have to create new device objects,
* calling functions on the existing ones will result in
* undefined behavior!
*/
public void reset() throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)8, FUNCTION_RESET, this);
sendRequest(bb.array(), 0);
}
/**
* Writes a new UID into flash. If you want to set a new UID
* you have to decode the Base58 encoded UID string into an
* integer first.
*
* We recommend that you use Brick Viewer to change the UID.
*/
public void writeUID(long uid) throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)12, FUNCTION_WRITE_UID, this);
bb.putInt((int)uid);
sendRequest(bb.array(), 0);
}
/**
* Returns the current UID as an integer. Encode as
* Base58 to get the usual string version.
*/
public long readUID() throws TinkerforgeException {
checkValidity();
ByteBuffer bb = ipcon.createRequestPacket((byte)8, FUNCTION_READ_UID, this);
byte[] response = sendRequest(bb.array(), 12);
bb = ByteBuffer.wrap(response, 8, response.length - 8);
bb.order(ByteOrder.LITTLE_ENDIAN);
long uid = IPConnectionBase.unsignedInt(bb.getInt());
return uid;
}
/**
* Returns the UID, the UID where the Bricklet is connected to,
* the position, the hardware and firmware version as well as the
* device identifier.
*
* The position can be 'a', 'b', 'c', 'd', 'e', 'f', 'g' or 'h' (Bricklet Port).
* The Raspberry Pi HAT (Zero) Brick is always at position 'i' and the Bricklet
* connected to an :ref:`Isolator Bricklet <isolator_bricklet>` is always as
* position 'z'.
*
* The device identifier numbers can be found :ref:`here <device_identifier>`.
* |device_identifier_constant|
*/
public Identity getIdentity() throws TinkerforgeException {
ByteBuffer bb = ipcon.createRequestPacket((byte)8, FUNCTION_GET_IDENTITY, this);
byte[] response = sendRequest(bb.array(), 33);
bb = ByteBuffer.wrap(response, 8, response.length - 8);
bb.order(ByteOrder.LITTLE_ENDIAN);
Identity obj = new Identity();
obj.uid = IPConnectionBase.string(bb, 8);
obj.connectedUid = IPConnectionBase.string(bb, 8);
obj.position = (char)(bb.get());
for (int i = 0; i < 3; i++) {
obj.hardwareVersion[i] = IPConnectionBase.unsignedByte(bb.get());
}
for (int i = 0; i < 3; i++) {
obj.firmwareVersion[i] = IPConnectionBase.unsignedByte(bb.get());
}
obj.deviceIdentifier = IPConnectionBase.unsignedShort(bb.getShort());
return obj;
}
/**
* Adds a Weight listener.
*/
public void addWeightListener(WeightListener listener) {
listenerWeight.add(listener);
}
/**
* Removes a Weight listener.
*/
public void removeWeightListener(WeightListener listener) {
listenerWeight.remove(listener);
}
}
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