Constant Field Values

Contents

• ev3dev.actuators.*
• ev3dev.hardware.*
• ev3dev.robotics.*
• ev3dev.sensors.*
• ev3dev.utils.*

ev3dev.actuators.*

ev3dev.actuators.LCDJessie

Modifier and Type	Constant Field	Value
public static final int	EV3_BUFFER_SIZE	3072
public static final int	EV3_LINE_LEN	24
public static final int	EV3_ROWS	128
public static final int	EV3_SCREEN_HEIGHT	128
public static final int	EV3_SCREEN_WIDTH	178
public static final java.lang.String	EV3DEV_EV3_DEVICES_PATH	"/dev"
public static final java.lang.String	EV3DEV_EV3_LCD_NAME	"fb0"
public static final java.lang.String	EV3DEV_EV3_LCD_PATH	"/dev/fb0"
public static final java.lang.String	EV3DEV_LCD_KEY	"EV3DEV_LCD_KEY"

ev3dev.actuators.LCDStretch

Modifier and Type	Constant Field	Value
public static final java.lang.String	EV3DEV_LCD_DEFAULT	"/dev/fb0"
public static final java.lang.String	EV3DEV_LCD_KEY	"EV3DEV_LCD_KEY"
public static final java.lang.String	EV3DEV_LCD_MODE_KEY	"EV3DEV_LCD_MODE_KEY"

ev3dev.actuators.Sound

Modifier and Type	Constant Field	Value
private static final java.lang.String	CMD_BEEP	"beep"
private static final java.lang.String	DISABLED_FEATURE_MESSAGE	"This feature is disabled for this platform."
private static final java.lang.String	EV3_PHYSICAL_SOUND_PATH	"/sys/devices/platform/snd-legoev3"
public static final java.lang.String	EV3DEV_SOUND_KEY	"EV3DEV_SOUND_KEY"
public static final java.lang.String	VOLUME	"volume"

ev3dev.actuators.ev3.EV3Led

Modifier and Type	Constant Field	Value
public static final int	LEFT	0
public static final int	RIGHT	1

ev3dev.actuators.lego.motors.EV3LargeRegulatedMotor

Modifier and Type	Constant Field	Value
private static final float	HOLD_D	8.0f
private static final float	HOLD_I	0.019999999552965164f
private static final float	HOLD_P	2.0f
private static final int	MAX_SPEED	1050
private static final float	MOVE_D	10.0f
private static final float	MOVE_I	0.03999999910593033f
private static final float	MOVE_P	4.0f
private static final int	OFFSET	0

ev3dev.actuators.lego.motors.EV3MediumRegulatedMotor

Modifier and Type	Constant Field	Value
private static final float	HOLD_D	0.0f
private static final float	HOLD_I	0.019999999552965164f
private static final float	HOLD_P	8.0f
private static final int	MAX_SPEED	1560
private static final float	MOVE_D	8.0f
private static final float	MOVE_I	0.03999999910593033f
private static final float	MOVE_P	8.0f
private static final int	OFFSET	1000

ev3dev.actuators.lego.motors.NXTRegulatedMotor

Modifier and Type	Constant Field	Value
private static final float	HOLD_D	8.0f
private static final float	HOLD_I	0.019999999552965164f
private static final float	HOLD_P	2.0f
private static final int	MAX_SPEED	1020
private static final float	MOVE_D	10.0f
private static final float	MOVE_I	0.03999999910593033f
private static final float	MOVE_P	4.0f
private static final int	OFFSET	0

ev3dev.hardware.*

ev3dev.hardware.EV3DevDevice

Modifier and Type	Constant Field	Value
protected static final java.lang.String	ADDRESS	"address"
protected static final java.lang.String	DEVICE	"set_device"
protected static final java.lang.String	LEGO_PORT	"lego-port"
protected static final java.lang.String	LEGO_SENSOR	"lego-sensor"
protected static final java.lang.String	MODE	"mode"

ev3dev.hardware.EV3DevDistros

Modifier and Type	Constant Field	Value
private static final java.lang.String	DEBIAN_DISTRO_DETECTION_JESSIE	"jessie"
private static final java.lang.String	DEBIAN_DISTRO_DETECTION_KEY	"EV3DEV_DISTRO"
private static final java.lang.String	DEBIAN_DISTRO_DETECTION_QUERY	"cat /etc/os-release"
private static final java.lang.String	DEBIAN_DISTRO_DETECTION_STRETCH	"stretch"
private static final java.lang.String	JESSIE_DISTRO_DETECTION_PATTERN	"ev3dev-jessie"
private static final java.lang.String	STRETCH_DISTRO_DETECTION_PATTERN	"ev3dev-stretch"

ev3dev.hardware.EV3DevFileSystem

Modifier and Type	Constant Field	Value
public static final java.lang.String	EV3DEV_ROOT_PATH	"/sys/class"
public static final java.lang.String	EV3DEV_TESTING_KEY	"EV3DEV_TESTING_KEY"

ev3dev.hardware.EV3DevMotorDevice

Modifier and Type	Constant Field	Value
protected static final java.lang.String	AUTO_MODE	"auto"
protected static final java.lang.String	BRAKE	"brake"
protected static final java.lang.String	COAST	"coast"
protected static final java.lang.String	COMMAND	"command"
protected static final java.lang.String	DC_MOTOR	"dc-motor"
protected static final java.lang.String	DUTY_CYCLE	"duty_cycle_sp"
protected static final java.lang.String	HOLD	"hold"
protected static final java.lang.String	POLARITY	"polarity"
protected static final java.lang.String	POLARITY_INVERSED	"inversed"
protected static final java.lang.String	POLARITY_NORMAL	"normal"
protected static final java.lang.String	POSITION	"position"
protected static final java.lang.String	POSITION_SP	"position_sp"
protected static final java.lang.String	POWER	"power"
protected static final java.lang.String	RESET	"reset"
protected static final java.lang.String	RUN_DIRECT	"run-direct"
protected static final java.lang.String	RUN_FOREVER	"run-forever"
protected static final java.lang.String	RUN_TO_ABS_POS	"run-to-abs-pos"
protected static final java.lang.String	RUN_TO_REL_POS	"run-to-rel-pos"
protected static final java.lang.String	SPEED	"speed_sp"
protected static final java.lang.String	STATE	"state"
protected static final java.lang.String	STATE_RUNNING	"running"
protected static final java.lang.String	STATE_STALLED	"stalled"
protected static final java.lang.String	STOP	"stop"
protected static final java.lang.String	STOP_COMMAND	"stop_action"
protected static final java.lang.String	TACHO_MOTOR	"tacho-motor"

ev3dev.hardware.EV3DevPropertyLoader

Modifier and Type	Constant Field	Value
private static final java.lang.String	JESSIE_PROPERTY_FILENAME	"jessie.properties"
private static final java.lang.String	STRETCH_PROPERTY_FILENAME	"stretch.properties"

ev3dev.hardware.EV3DevSensorDevice

Modifier and Type	Constant Field	Value
protected static final java.lang.String	LEGO_ANALOG_SENSOR	"ev3-analog"
protected static final java.lang.String	LEGO_I2C	"nxt-i2c"
protected static final java.lang.String	LEGO_UART_SENSOR	"ev3-uart"
protected static final java.lang.String	SENSOR_MODE	"mode"
protected static final java.lang.String	SENSOR_MODES	"modes"

ev3dev.robotics.*

ev3dev.robotics.tts.Espeak

Modifier and Type	Constant Field	Value
private static final java.lang.String	CMD_APLAY	"aplay"
public static final int	DEFAULT_PITCH	60
public static final int	DEFAULT_SPEED_READING	105
private static final java.lang.String	ESPEAK	"espeak"
public static final java.lang.String	VOICE_ENGLISH	"en"
public static final java.lang.String	VOICE_SPANISH	"es"

ev3dev.sensors.*

ev3dev.sensors.BaseSensor

Modifier and Type	Constant Field	Value
public static final int	SWITCH_DELAY	400

ev3dev.sensors.Battery

Modifier and Type	Constant Field	Value
private final java.lang.String	CURRENT	"current_now"
private final java.lang.String	VOLTAGE	"voltage_now"

ev3dev.sensors.EV3Key

Modifier and Type	Constant Field	Value
public static final int	BUTTON_ALL	255
public static final int	BUTTON_BACKSPACE	14
public static final int	BUTTON_DOWN	108
public static final int	BUTTON_ENTER	28
public static final int	BUTTON_ESCAPE	14
public static final int	BUTTON_LEFT	105
public static final int	BUTTON_RIGHT	106
public static final int	BUTTON_UP	103
private static final int	EVENT_BUFFER_LEN	16
private static final int	KEY_ID_INDEX	10
private static final int	KEY_STATE_INDEX	12
static final byte	STATE_KEY_DOWN	1
static final byte	STATE_KEY_UP	0

ev3dev.sensors.ev3.EV3ColorSensor

Modifier and Type	Constant Field	Value
private static final java.lang.String	COL_AMBIENT	"COL-AMBIENT"
private static final java.lang.String	COL_CAL	"COL-CAL"
private static final java.lang.String	COL_COLOR	"COL-COLOR"
private static final java.lang.String	COL_REFLECT	"COL-REFLECT"
private static final java.lang.String	COL_REFRAW	"REF-RAW"
private static final java.lang.String	COL_RGBRAW	"RGB-RAW"
private static final java.lang.String	LEGO_EV3_COLOR_SENSOR	"lego-ev3-color"

ev3dev.sensors.ev3.EV3GyroSensor

Modifier and Type	Constant Field	Value
private static final java.lang.String	LEGO_EV3_GYRO	"lego-ev3-gyro"
private static final java.lang.String	MODE_ANGLE	"GYRO-ANG"
private static final java.lang.String	MODE_RATE	"GYRO-RATE"
private static final java.lang.String	MODE_RATE_ANGLE	"GYRO-G&A"

ev3dev.sensors.ev3.EV3IRSensor

Modifier and Type	Constant Field	Value
public static final int	IR_CHANNELS	4
private static final java.lang.String	LEGO_EV3_IR	"lego-ev3-ir"
private static final java.lang.String	MODE_DISTANCE	"IR-PROX"
private static final java.lang.String	MODE_REMOTE	"IR-REMOTE"
private static final java.lang.String	MODE_SEEK	"IR-SEEK"

ev3dev.sensors.ev3.EV3TouchSensor

Modifier and Type	Constant Field	Value
private static final java.lang.String	LEGO_EV3_TOUCH	"lego-ev3-touch"

ev3dev.sensors.ev3.EV3UltrasonicSensor

Modifier and Type	Constant Field	Value
private static final java.lang.String	LEGO_EV3_US	"lego-ev3-us"
private static final java.lang.String	MODE_DISTANCE	"US-DIST-CM"
private static final java.lang.String	MODE_LISTEN	"US-LISTEN"
private static final java.lang.String	MODE_SINGLE_MEASURE	"US-SI-CM"

ev3dev.sensors.mindsensors.AbsoluteIMU

Modifier and Type	Constant Field	Value
public static final java.lang.String	END_CALIBRATION	"END-COMP-CAL"
public static final int	GYRO_FILTER	90
public static final int	HIGH	3
public static final int	LOW	1
public static final int	MEDIUM	2
private static final java.lang.String	MINDSENSORS_ABSOLUTEIMU	"ms-absolute-imu 0x11"
public static final java.lang.String	MODE_ACCELEROMETER	"ACCEL"
public static final java.lang.String	MODE_COMPASS	"COMPASS"
public static final java.lang.String	MODE_GYRO	"GYRO"
public static final java.lang.String	MODE_MAGNETIC	"MAG"
public static final java.lang.String	MODE_TILT	"TILT"
public static final java.lang.String	SET_ACCELERATION_16G	"ACCEL-16G"
public static final java.lang.String	SET_ACCELERATION_2G	"ACCEL-2G"
public static final java.lang.String	SET_ACCELERATION_4G	"ACCEL-4G"
public static final java.lang.String	SET_ACCELERATION_8G	"ACCEL-8G"
public static final java.lang.String	START_CALIBRATION	"BEGIN-COMP-CAL"
public static final int	VERY_HIGH	4

ev3dev.sensors.mindsensors.NXTCamV5

Modifier and Type	Constant Field	Value
public static final java.lang.String	EYE_TRACKING	"TRACK-EYE"
public static final java.lang.String	FACE_TRACKING	"TRACK-FACE"
public static final java.lang.String	LINE_TRACKING	"TRACK-LINE"
private static final java.lang.String	MINDSENSORS_NXTCAMV5	"ms-nxtcam5 0x01"
public static final java.lang.String	OBJECT_TRACKING	"TRACK-OBJ"
public static final java.lang.String	TAKE_PHOTO	"PICTURE"
public static final java.lang.String	TAKE_VIDEO	"MOVIE"

ev3dev.utils.*

ev3dev.utils.Brickman

Modifier and Type	Constant Field	Value
private static final java.lang.String	DISABLE_BRICKMAN_COMMAND	"sudo systemctl stop brickman"
private static final java.lang.String	ENABLE_BRICKMAN_COMMAND	"sudo systemctl start brickman"

ev3dev.utils.JarResource

Modifier and Type	Constant Field	Value
public static final java.lang.String	JAVA_DUKE_IMAGE_NAME	"java_logo.png"

ev3dev.utils.PilotProps

Modifier and Type	Constant Field	Value
public static final java.lang.String	KEY_LEFTMOTOR	"leftMotor"
public static final java.lang.String	KEY_REVERSE	"reverse"
public static final java.lang.String	KEY_RIGHTMOTOR	"rightMotor"
public static final java.lang.String	KEY_TRACKWIDTH	"trackWidth"
public static final java.lang.String	KEY_WHEELDIAMETER	"wheelDiameter"
public static final java.lang.String	PERSISTENT_FILENAME	"pilot.props"

ev3dev.utils.USBPort

Modifier and Type	Constant Field	Value
private final java.lang.String	defaultUSBPath	"/sys/bus/usb/drivers/usb/"

ev3dev.utils.io.NativeConstants

Modifier and Type	Constant Field	Value
public static final int	E2BIG	7
public static final int	EACCES	13
public static final int	EAGAIN	11
public static final int	EBADF	9
public static final int	EBUSY	16
public static final int	ECHILD	10
public static final int	EDOM	33
public static final int	EEXIST	17
public static final int	EFAULT	14
public static final int	EFBIG	27
public static final int	EINTR	4
public static final int	EINVAL	22
public static final int	EIO	5
public static final int	EISDIR	21
public static final int	EMFILE	24
public static final int	EMLINK	31
public static final int	ENFILE	23
public static final int	ENODEV	19
public static final int	ENOENT	2
public static final int	ENOEXEC	8
public static final int	ENOMEM	12
public static final int	ENOSPC	28
public static final int	ENOTBLK	15
public static final int	ENOTDIR	20
public static final int	ENOTTY	25
public static final int	ENXIO	6
public static final int	EPERM	1
public static final int	EPIPE	32
public static final int	ERANGE	34
public static final int	EROFS	30
public static final int	ESPIPE	29
public static final int	ESRCH	3
public static final int	ETXTBSY	26
public static final int	EXDEV	18
public static final int	FB_TYPE_PACKED_PIXELS	0
public static final int	FB_VISUAL_MONO01	0
public static final int	FB_VISUAL_MONO10	1
public static final int	FB_VISUAL_TRUECOLOR	2
public static final int	FBIOGET_CON2FBMAP	17935
public static final int	FBIOGET_FSCREENINFO	17922
public static final int	FBIOGET_VSCREENINFO	17920
public static final int	FBIOPUT_VSCREENINFO	17921
public static final int	K_OFF	4
public static final int	KD_GRAPHICS	1
public static final int	KD_TEXT	0
public static final int	KDGKBMODE	19268
public static final int	KDSETMODE	19258
public static final int	KDSKBMODE	19269
public static final int	MAP_FILE	0
public static final int	MAP_public	2
public static final int	MAP_SHARED	1
public static final int	MS_ASYNC	1
public static final int	MS_INVALIDATE	2
public static final int	MS_SYNC	4
public static final int	O_ACCMODE	3
public static final int	O_APPEND	1024
public static final int	O_ASYNC	8192
public static final int	O_CREAT	64
public static final int	O_EXCL	128
public static final int	O_FSYNC	1052672
public static final int	O_NDELAY	2048
public static final int	O_NOCTTY	256
public static final int	O_NONBLOCK	2048
public static final int	O_RDONLY	0
public static final int	O_RDWR	2
public static final int	O_SYNC	1052672
public static final int	O_TRUNC	512
public static final int	O_WRONLY	1
public static final int	PROT_READ	1
public static final int	PROT_WRITE	2
public static final int	SIGUSR2	12
public static final int	VT_ACKACQ	2
public static final int	VT_ACTIVATE	22022
public static final int	VT_AUTO	0
public static final int	VT_DISALLOCATE	22024
public static final int	VT_GETHIFONTMASK	22029
public static final int	VT_GETMODE	22017
public static final int	VT_GETSTATE	22019
public static final int	VT_LOCKSWITCH	22027
public static final int	VT_OPENQRY	22016
public static final int	VT_PROCESS	1
public static final int	VT_RELDISP	22021
public static final int	VT_RESIZE	22025
public static final int	VT_RESIZEX	22026
public static final int	VT_SENDSIG	22020
public static final int	VT_SETACTIVATE	22031
public static final int	VT_SETMODE	22018
public static final int	VT_UNLOCKSWITCH	22028
public static final int	VT_WAITACTIVE	22023
public static final int	VT_WAITEVENT	22030