Exported on: 10:17:55 AM Thursday, November 12, 2009 From file: C:\Documents and Settings\DavidK.MOM\My Documents\DSRC work\DSRC_36\Dsrc_rev036.ITS [By: Mini-Edit Rev 2.1.444] Est size about 64 bytes plus snapshot sizes (about 12 per) composed of the following: SEQUENCE { long Acceleration, -x- Along the Vehicle Longitudinal axis lat Acceleration, -x- Along the Vehicle Lateral axis vert VerticalAcceleration, -x- Along the Vehicle Vertical axis yaw YawRate } defined as: SEQUENCE { antOffsetX INTEGER (-8191..8191) , 14 bits in length units of 1cm from center 8191 to be used for unavailable antOffsetY INTEGER (-255..255) , 9 bits in length units of 1cm from center 255 to be used for unavailable antOffsetZ INTEGER (0..511) 9 bits in length units of 1cm from ground 511 to be used for unavailable } Encoded with the packed content of: SEQUENCE { wheelBrakes BrakeAppliedStatus, -x- 4 bits wheelBrakesUnavailable BOOL -x- 1 bit (1=true) spareBit -x- 1 bit, set to zero traction TractionControlState, -x- 2 bits abs AntiLockBrakeStatus, -x- 2 bits scs StabilityControlStatus, -x- 2 bits brakeBoost BrakeBoostApplied, -x- 2 bits auxBrakes AuxiliaryBrakeStatus, -x- 2 bits } made up of the following 38 packed bytes: msgCnt MsgCount, -x- 1 byte id TemporaryID, -x- 4 bytes secMark DSecond, -x- 2 bytes lat Latitude, -x- 4 bytes long Longitude, -x- 4 bytes elev Elevation, -x- 2 bytes accuracy PositionalAccuracy, -x- 4 bytes speed TransmissionAndSpeed, -x- 2 bytes heading Heading, -x- 2 byte angle SteeringWheelAngle -x- 1 byte accelSet AccelerationSet4Way, -x- accel set (four way) 7 bytes brakes BrakeSystemStatus, -x- 2 bytes size VehicleSize, -x- 3 bytes sets of 2 byte pairs, the first byte is a lane number the second byte is a LaneManeuverCode Made up of SEQUENCE { xOffset INTEGER (-32767..32767) , yOffset INTEGER (-32767..32767) , if 6 or 8 bytes in length: zOffset INTEGER (-32767..32767) OPTIONAL , all above in signed values where the LSB is in units of 1.0 cm if 8 bytes in length: width LaneWidth OPTIONAL a length of 7 bytes is never used } To be made up of packed bytes as follows: latOffset INTEGER (-131072..131071) (18 signed bits) longOffset INTEGER (-131072..131071) (18 signed bits) in 1/10th micro degrees value 131071 to be used for 131071 or greater value -131071 to be used for -131071 or less value -131072 to be used for unavailable lat or long elevationOffset INTEGER (-2048..2047) , (12 signed bits) LSB units of 10 cm value 2047 to be used for 2047 or greater value -2047 to be used for -2047 or greater value -2048 to be unavailable timeOffset INTEGER (0..65535) , (16 unsigned bits) LSB units of of 10 mSec value 65534 to be used for 65534 or greater value 65535 to be unavailable accuracy PositionalAccuracy four packed bytes heading INTEGER (-128..127) , (8 signed bits) where the LSB is in units of 1.5 degrees value -128 for unavailable not an offset value speed TransmissionAndSpeed (16 encoded bits) upper bits encode transmission where the LSB is in units of 0.02 m/s not an offset value To be made up of packed bytes as follows: latOffset INTEGER (-131072..131071) (18 signed bits) longOffset INTEGER (-131072..131071) (18 signed bits) in 1/10th micro degrees value 131071 to be used for 131071 or greater value -131071 to be used for -131071 or less value -131072 to be used for unavailable lat or long elevationOffset INTEGER (-2048..2047) , (12 signed bits) LSB units of 10 cm value 2047 to be used for 2047 or greater value -2047 to be used for -2047 or greater value -2048 to be unavailable timeOffset INTEGER (0..65535) , (16 unsigned bits) LSB units of of 10 mSec value 65534 to be used for 65534 or greater value 65535 to be unavailable accuracy PositionalAccuracy four packed bytes To be made up of packed bytes as follows: latOffset INTEGER (-131072..131071) (18 signed bits) longOffset INTEGER (-131072..131071) (18 signed bits) in 1/10th micro degrees value 131071 to be used for 131071 or greater value -131071 to be used for -131071 or less value -131072 to be used for unavailable lat or long elevationOffset INTEGER (-2048..2047) , (12 signed bits) LSB units of 10 cm value 2047 to be used for 2047 or greater value -2047 to be used for -2047 or greater value -2048 to be unavailable timeOffset INTEGER (0..65535) , (16 unsigned bits) LSB units of of 10 mSec value 65534 to be used for 65534 or greater value 65535 to be unavailable To be made up of packed bytes as follows: latOffset INTEGER (-131072..131071) (18 signed bits) longOffset INTEGER (-131072..131071) (18 signed bits) in 1/10th micro degrees value 131071 to be used for 131071 or greater value -131071 to be used for -131071 or less value -131072 to be used for unavailable lat or long elevationOffset INTEGER (-2048..2047) , (12 signed bits) LSB units of 10 cm value 2047 to be used for 2047 or greater value -2047 to be used for -2047 or greater value -2048 to be unavailable accuracy PositionalAccuracy four packed bytes To be made up of packed bytes as follows: latOffset INTEGER (-131072..131071) (18 signed bits) longOffset INTEGER (-131072..131071) (18 signed bits) in 1/10th micro degrees value 131071 to be used for 131071 or greater value -131071 to be used for -131071 or less value -131072 to be used for unavailable lat or long elevationOffset INTEGER (-2048..2047) , (12 signed bits) LSB units of 10 cm value 2047 to be used for 2047 or greater value -2047 to be used for -2047 or greater value -2048 to be unavailable in fact 10.5 To be made up of packed bytes as follows: latOffset INTEGER (-131072..131071) (18 signed bits) longOffset INTEGER (-131072..131071) (18 signed bits) in 1/10th micro degrees value 131071 to be used for 131071 or greater value -131071 to be used for -131071 or less value -131072 to be used for unavailable lat or long timeOffset INTEGER (0..65535) , (16 unsigned bits) LSB units of of 10 mSec value 65534 to be used for 65534 or greater value 65535 to be unavailable accuracy PositionalAccuracy four packed bytes in fact 6.5 To be made up of packed bytes as follows: latOffset INTEGER (-131072..131071) (18 signed bits) longOffset INTEGER (-131072..131071) (18 signed bits) in 1/10th micro degrees value 131071 to be used for 131071 or greater value -131071 to be used for -131071 or less value -131072 to be used for unavailable lat or long timeOffset INTEGER (0..65535) , (16 unsigned bits) LSB units of of 10 mSec value 65534 to be used for 65534 or greater value 65535 to be unavailable in fact 8.5 To be made up of packed bytes as follows: latOffset INTEGER (-131072..131071) (18 signed bits) longOffset INTEGER (-131072..131071) (18 signed bits) in 1/10th micro degrees value 131071 to be used for 131071 or greater value -131071 to be used for -131071 or less value -131072 to be used for unavailable lat or long accuracy PositionalAccuracy four packed bytes in fact 4.5 To be made up of packed bytes as follows: latOffset INTEGER (-131072..131071) (18 signed bits) longOffset INTEGER (-131072..131071) (18 signed bits) in 1/10th micro degrees value 131071 to be used for 131071 or greater value -131071 to be used for -131071 or less value -131072 to be used for unavailable lat or long And the bytes defined as folllows Byte 1: semi-major accuracy at one standard dev range 0-12.7 meter, LSB = .05m 0xFE=254=any value equal or greater than 12.70 meter 0xFF=255=unavailable semi-major value Byte 2: semi-minor accuracy at one standard dev range 0-12.7 meter, LSB = .05m 0xFE=254=any value equal or greater than 12.70 meter 0xFF=255=unavailable semi-minor value Bytes 3-4: orientation of semi-major axis relative to true north (0~359.9945078786 degrees) LSB units of 360/65535 deg = 0.0054932479 a value of 0x0000 =0 shall be 0 degrees a value of 0x0001 =1 shall be 0.0054932479degrees a value of 0xFFFE =65534 shall be 359.9945078786 deg a value of 0xFFFF =65535 shall be used for orientation unavailable (In NMEA GPGST) To be encoded as: SEQUENCE { pos PositionConfidence, -x- 4 bits, for both horizontal directions elevation ElevationConfidence -x- 4 bits } defined as: SEQUENCE { status GPSstatus, to occupy 1 byte offsetSet AntennaOffsetSet to occupy 4 bytes } to be packed as follows: SEQUENCE { heading HeadingConfidence, -x- 3 bits speed SpeedConfidence, -x- 3 bits throttle ThrottleConfidence -x- 2 bits } bits 13~15 to be made up of the data element DE_TransmissionState bits 0~12 to be made up of the data element DE_Speed 3 bytes in length LSB units are 0.01 m/s^2 the value 2000 shall be used for values greater than 2000 the value -2000 shall be used for values less than -2000 a value of 2001 shall be used for Unavailable unavailable (0) -- B'000 Not Equipped or data is unavailable accl 100 00 (1) -- B'001 100 meters / second squared accl 010 00 (2) -- B'010 10 meters / second squared accl 005 00 (3) -- B'011 5 meters / second squared accl 001 00 (4) -- B'100 1 meters / second squared accl 000 10 (5) -- B'101 0.1 meters / second squared accl 000 05 (6) -- B'110 0.05 meters / second squared accl 000 01 (7) -- B'111 0.01 meters / second squared Encoded as a 3 bit value 8 Bits in hPa starting at 580 with a resolution of 2 hPa resulting in a range of 580 to 1090 in deg C with a -40 offset unavailable (0) -- B'00 Vehicle Not Equipped with ABS -- or ABS status is unavailable off (1) -- B'01 Vehicle's ABS is Off on (2) -- B'10 Vehicle's ABS is On (but not engaged) engaged (3) -- B'11 Vehicle's ABS is Engaged Encoded as a 2 bit value unavailable (0) -- B'00 Vehicle Not Equipped with Aux Brakes -- or Aux Brakes status is unavailable off (1) -- B'01 Vehicle's Aux Brakes are Off on (2) -- B'10 Vehicle's Aux Brakes are On ( Engaged ) reserved (3) -- B'11 Encoded as a 2 bit value With bits as defined: unavailable (0) -- B'0000 Not Equipped -- or Brake Pres status is unavailable minPressure (1) -- B'0001 Minimum Braking Pressure bkLvl 2 (2) -- B'0010 bkLvl 3 (3) -- B'0011 bkLvl 4 (4) -- B'0100 bkLvl 5 (5) -- B'0101 bkLvl 6 (6) -- B'0110 bkLvl 7 (7) -- B'0111 bkLvl 8 (8) -- B'1000 bkLvl 9 (9) -- B'1001 bkLvl 10 (10) -- B'1010 bkLvl 11 (11) -- B'1011 bkLvl 12 (12) -- B'1100 bkLvl 13 (13) -- B'1101 bkLvl 14 (14) -- B'1110 maxPressure (15) -- B'1111 Maximum Braking Pressure Encoded as a 4 bit value allOff (0) -- B'0000 The condition All Off leftFront (1) -- B'0001 Left Front Active leftRear (2) -- B'0010 Left Rear Active rightFront (4) -- B'0100 Right Front Active rightRear (8) -- B'1000 Right Rear Active to fit in 4 bits unavailable (0) -- Vehicle not equipped with brake boost -- or brake boost data is unavailable off (1) -- Vehicle's brake boost is off on (2) -- Vehicle's brake boost is on (applied) Encoded as a 2 bit value in units of 0.01 meters from ground surface. in units of 0.01 meters from ground surface. any octect string up to 16 bytes where 0 = 0.00 micro (frictonless) and 50 = 0.98 micro, in steps of 0.02 dark (0) -- (B0000) Dark , green (1) -- (B0001) green flashing (9) -- (B1001) yellow (2) -- (B0010) yellow flashing (10) -- (B1010) red (4) -- (B0100) red flashing (12) -- (B1100) a 4 bit encoded value note that above may be combined to create additonal patterns noData (0) -- ('0000000000000000'B) twoWayPath (1) -- ('0000000000000001'B) pedestrianCrosswalk (2) -- ('0000000000000010'B) bikeLane (4) -- ('0000000000000100'B) railRoadTrackPresent (8) -- ('0000000000001000'B) oneWayPathOfTravel (16) -- ('0000000000010000'B) pedestrianCrosswalkTypeA (32) -- ('0000000000100000'B) pedestrianCrosswalkTypeB (64) -- ('0000000001000000'B) pedestrianCrosswalkTypeC (128) -- ('0000000010000000'B) MUTCD provides no real "types" to use here units of days units of hours forward (0) -- direction of travel follows node ordering reverse (1) -- direction of travel is the reverse of node ordering both (2) -- direction of travel allowed in both directions units of minutes units of months units of minutes from UTC time LSB units are 1 cm. LSB units of 0.3333 degrees. a range of 42.33 degrees each way units of miliseconds units of 0.01 seconds reserved (0) alaCarteMessage (1) -- ACM basicSafetyMessage (2) -- BSM , basicSafetyMessageVerbose (3) -- used for testing only commonSafetyRequest (4) -- CSR emergencyVehicleAlert (5) -- EVA intersectionCollisionAlert (6) -- ICA mapData (7) -- MAP , nmeaCorrections (8) -- NMEA probeDataManagement (9) -- PDM probeVehicleData (10) -- PVD roadSideAlert (11) -- RSA rtcmCorrections (12) -- RTCM signalPhaseAndTimingMessage (13) -- SPAT signalRequestMessage (14) -- SRM signalStatusMessage (15) -- SSM travelerInformation (16) -- TIM values to 127 reserved for std use values 128 to 255 reserved for local use units of years 1 decimeter LSB (10 cm) Encode elevations from 0 to 6143.9 meters above the reference ellipsoid as 0x0000 to 0xEFFF. Encode elevations from -409.5 to -0.1 meters, i.e. below the reference ellipsoid, as 0xF001 to 0xFFFF unknown as 0xF000 unavailable (0) -- B'0000 Not Equipped or unavailable elev 500 00 (1) -- B'0001 (500 m) elev 200 00 (2) -- B'0010 (200 m) elev 100 00 (3) -- B'0011 (100 m) elev 050 00 (4) -- B'0100 (50 m) elev 020 00 (5) -- B'0101 (20 m) elev 010 00 (6) -- B'0110 (10 m) elev 005 00 (7) -- B'0111 (5 m) elev 002 00 (8) -- B'1000 (2 m) elev 001 00 (9) -- B'1001 (1 m) elev 000 50 (10) -- B'1010 (50 cm) elev 000 20 (11) -- B'1011 (20 cm) elev 000 10 (12) -- B'1100 (10 cm) elev 000 05 (13) -- B'1101 (5 cm) elev 000 02 (14) -- B'1110 (2 cm) elev 000 01 (15) -- B'1111 (1 cm) Encoded as a 4 bit value First two bit (MSB set to zero. Combining these 3 items in the remaning 6 bits sirenUse SirenInUse lightsUse LightbarInUse multi MultiVehicleReponse With bits as defined: useInstantlyOnly (0) useFor3meters (1) useFor10meters (2) useFor50meters (3) useFor100meters (4) useFor500meters (5) useFor1000meters (6) useFor5000meters (7) useFor10000meters (8) useFor50000meters (9) useFor100000meters (10) forever (127) -- very wide area encode as a single byte With bits as defined: a link to any other incident information data that may be available in the normal ATIS incident description or other messages two value bytes in length unavailable (0) -- Not Equipped or unavailable isHealthy (1) isMonitored (2) baseStationType (3) -- Set to zero if a moving base station , -- set to one if it is a fixed base station aPDOPofUnder5 (4) -- A dilution of precision greater then 5 inViewOfUnder5 (5) -- Less then 5 satellites in view localCorrectionsPresent (6) networkCorrectionsPresent (7) (SIZE (1) ) LSB of 0.0125 degrees A range of 0 to 359.9875 degrees unavailable (0) -- B'000 Not Equipped or unavailable prec45deg (1) -- B'001 45 degrees prec10deg (2) -- B'010 10 degrees prec05deg (3) -- B'011 5 degrees prec01deg (4) -- B'100 1 degrees prec0 1deg (5) -- B'101 0.1 degrees prec0 05deg (6) -- B'110 0.05 degrees prec0 01deg (7) -- B'111 0.01 degrees Encoded as a 3 bit value Each bit 22.5 degree starting from North and moving Eastward (clockwise) Define global enums for this entry note that often only the lower 16 bits of this value will be sent as the operational region (state etc) will be known and not sent each time with bits set as follows Bit #: 0 Manual Control is enabled. Timing reported is per programmed values, etc but person at cabinet can manually request that certain intervals are terminated early (e.g. green) . 1 Stop Time is activated and all counting/timing has stopped. 2 Intersection is in Conflict Flash. 3 Preempt is Active 4 Transit Signal Priority (TSP) is Active 5 Reserved 6 Reserved 7 Reserved as zero the number of lanes to follow unknown (0) -- used for N.A. as well uTurn (1) leftTurn (2) rightTurn (3) straightAhead (4) softLeftTurn (5) softRightTurn (6) values to 127 reserved for std use values 128 to 255 reserved for local use each byte encoded as a: LaneNumber, the collection of lanes, by num, to which some state data applies units of 1 cm LSB = 1/10 micro degree Providing a range of plus-minus 90 degrees none (0) mixedContent (1) -- two or more of the below types generalMapData (2) intersectionData (3) curveData (4) roadwaySectionData (5) parkingAreaData (6) sharedLaneData (7) values to 127 reserved for std use values 128 to 255 reserved for local use unavailable (0) -- Not Equipped or unavailable notInUse (1) -- none active inUse (2) sirenInUse (3) yellowCautionLights (4) schooldBusLights (5) arrowSignsActive (6) slowMovingVehicle (7) freqStops (8) reserved (9) -- for future use loc qual bt1m (0) -- quality better than 1 meter loc qual bt5m (1) -- quality better than 5 meters loc qual bt12m (2) -- quality better than 12.5 meters loc qual bt50m (3) -- quality better than 50 meters loc qual bt125m (4) -- quality better than 125 meters loc qual bt500m (5) -- quality better than 500 meters loc qual bt1250m (6) -- quality better than 1250 meters loc qual unknown (7) -- quality value unknown 3 bits, appends with loc-tech to make one octet (0..7) loc tech unknown (0) -- technology type unknown loc tech GPS (1) -- GPS technology only loc tech DGPS (2) -- differential GPS (DGPS) technology loc tech drGPS (3) -- dead reckoning system w/GPS loc tech drDGPS (4) -- dead reckoning system w/DGPS loc tech dr (5) -- dead reckoning only loc tech nav (6) -- autonomous navigation system on-board loc tech fault (31) -- feature is not working (0..31) 5 bits, appends with loc-quality to make one octet LSB = 1/10 micro degree Providing a range of plus-minus 180 degrees units of minutes created with the CRC-CCITT polynomial unavailable (0) -- Not Equipped or unavailable singleVehicle (1) multiVehicle (2) reserved (3) -- for future use none (0) -- non-MUTCD information regulatory (1) -- "R" Regulatory signs warning (2) -- "W" warning signs maintenance (3) -- "M" Maintenance and construction motoristService (4) -- Motorist Services guide (5) -- "G" Guide signs rec (6) -- Recreation and Cultural Interest values to 127 reserved for std use values 128 to 255 reserved for local use unknown (0) reserved (1) rev1 (10) rev2 (20) rev3 (30) rev4 (40) rev5 (50) values to 127 reserved for std use values 128 to 255 reserved for local use With bits set as per NTCIP values Priority Request Vehicle Class Type in the upper nibble Priority Request Vehicle Class Level in the lower nibble a count of objects Use the header DE for this unless it proves different. LSB units of meters none (0) -- (B00000001) maybe (1) -- (B00000010) one (2) -- (B00000100) some (3) -- (B00001000) Indicates more than one one byte unavailable (0) -- Not Equipped or unavailable stop (1) -- (B00000001) do not walk caution (2) -- (B00000010) flashing dont walk sign walk (3) -- (B00000100) walk active one byte unavailable (0) -- B'0000 Not Equipped or unavailable a500m (1) -- B'0001 500m or about 5 * 10 ^ -3 decimal degrees a200m (2) -- B'0010 200m or about 2 * 10 ^ -3 decimal degrees a100m (3) -- B'0011 100m or about 1 * 10 ^ -3 decimal degrees a50m (4) -- B'0100 50m or about 5 * 10 ^ -4 decimal degrees a20m (5) -- B'0101 20m or about 2 * 10 ^ -4 decimal degrees a10m (6) -- B'0110 10m or about 1 * 10 ^ -4 decimal degrees a5m (7) -- B'0111 5m or about 5 * 10 ^ -5 decimal degrees a2m (8) -- B'1000 2m or about 2 * 10 ^ -5 decimal degrees a1m (9) -- B'1001 1m or about 1 * 10 ^ -5 decimal degrees a50cm (10) -- B'1010 0.50m or about 5 * 10 ^ -6 decimal degrees a20cm (11) -- B'1011 0.20m or about 2 * 10 ^ -6 decimal degrees a10cm (12) -- B'1100 0.10m or about 1 * 10 ^ -6 decimal degrees a5cm (13) -- B'1101 0.05m or about 5 * 10 ^ -7 decimal degrees a2cm (14) -- B'1110 0.02m or about 2 * 10 ^ -7 decimal degrees a1cm (15) -- B'1111 0.01m or about 1 * 10 ^ -7 decimal degrees Encoded as a 4 bit value none (0) -- No preemption (same as value = 2) other (1) -- Other notActive (2) -- Not Active (same as value = 0) notActiveWithCall (3) -- Not Active With Call entryStarted (4) -- Entry Started trackService (5) -- Track Service dwell (6) -- Dwell linkActive (7) -- Link Active existStarted (8) -- Exit Started maximumPresence (9) -- Max Presence ackowledgedButOverridden (10) -- Ackowledged but Over-ridden To use 4 bits, typically packed with other items in a INTEGER (-128..127) Follow definition notes on setting these bits noneActive (0) -- No signal priority (same as value = 1) none (1) -- TSP None requested (2) -- TSP Requested active (3) -- TSP Active activeButIhibitd (4) -- TSP Reservice (active but inhibited) seccess (5) -- TSP Success removed (6) -- TSP Removed clearFail (7) -- TSP Clear Fail detectFail (8) -- TSP Detect Fail detectClear (9) -- TSP Detect Clear abort (10) -- TSP Abort (needed to remain on-line) delayTiming (11) -- TSP Delay Timing extendTiming (12) -- TSP Extend Timing preemptOverride (13) -- TSP Preempt Over-ride adaptiveOverride (14) -- TSP Adaptive Over-ride reserved (15) To use 4 bits, typically packed with other items in a INTEGER (-128..127) value determined by local device as per standard none (0) lightMist (1) heavyMist (2) lightRainOrDrizzle (3) rain (4) moderateRain (5) heavyRain (6) heavyDownpour (7) reserved (0) itemA (1) -- consisting of 2 elements: -- lights ExteriorLights -- lightBar LightbarInUse itemB (2) -- consisting of: -- wipers a SEQUENCE itemC (3) -- consisting of: -- brakeStatus BrakeSystemStatus itemD (4) -- consisting of 2 elements: -- brakePressure BrakeAppliedPressure -- roadFriction CoefficientOfFriction itemE (5) -- consisting of 4 elements: -- sunData SunSensor -- rainData RainSensor -- airTemp AmbientAirTemperature -- airPres AmbientAirPressure itemF (6) -- consisting of: -- steering a SEQUENCE itemG (7) -- consisting of: -- accelSets a SEQUENCE itemH (8) -- consisting of: -- object a SEQUENCE itemI (9) -- consisting of: -- fullPos FullPositionVector itemJ (10) -- consisting of: -- position2D Position2D itemK (11) -- consisting of: -- position3D Position3D itemL (12) -- consisting of 2 elements: -- speedHeadC SpeedandHeadingConfidence -- speedC SpeedConfidence itemM (13) -- consisting of: -- vehicleData a SEQUENCE itemN (14) -- consisting of: -- vehicleIdent VehicleIdent itemO (15) -- consisting of: -- weatherReport a SEQUENCE itemP (16) -- consisting of: -- breadcrumbs VehicleMotionTrail itemQ (17) -- consisting of: -- gpsStatus GPSstatus values to 127 reserved for std use values 128 to 255 reserved for local use notInUseOrNotEquipped (0) emergency (1) nonEmergency (2) pursuit (3) -- all others Future Use values to 127 reserved for std use values 128 to 255 reserved for local use unknown (0) reserved (1) rtcmCMR (2) rtcmCMR Plus (3) rtcmSAPOS (4) rtcmSAPOS Adv (5) rtcmRTCA (6) rtcmRAW (7) rtcmRINEX (8) rtcmSP3 (9) rtcmBINEX (10) rtcmRev2 x (19) -- Used when specific rev is not known rtcmRev2 0 (20) rtcmRev2 1 (21) rtcmRev2 3 (23) -- Std 10402.3 rtcmRev3 0 (30) rtcmRev3 1 (31) -- Std 10403.1 values to 127 reserved for std use values 128 to 255 reserved for local use The above bit ranges map to each type of direction using the bits defined by the above table of the standard. Encoded as follows: upper nibble: Preempt #: Bit 7 (MSB) 1 = Preempt and 0 = Priority Remaining 3 bits: Range of 0..7. The values of 1..6 represent the respective controller preempt or Priority to be activated. The value of 7 represents a request for a cabinet flash prempt, while the value of 0 is reserved. lower nibble: Strategy #: Range is 0..15 and is used to specify a desired strategy (if available) . Currently no strategies are defined and this should be zero. With bits set as follows: Bit 7 (MSB) Set if the state is currently active only one active state can exist at a time, and this state should be sent first in any sequences Bits 6~4 The preempt or priority value that is being described. Bits 3~0 the state bits, indicating either a preemption or a priority use as follows: If a preemption: to follow the preemptState object of NTCIP 1202 v2.19f See PreemptState for bit definitions. If a prioirty to follow the tspInputStatus object utilized in the NYC ASTC2 traffic controller See PriorityState for bit definitions 0 as least, 7 as most unavailable (0) -- Not Equipped or unavailable notInUse (1) inUse (2) reserved (3) -- for future use noData (0) -- ('0000000000000000'B) egressPath (1) -- ('0000000000000001'B) -- a two-way path or an outbound path is described railRoadTrack (2) -- ('0000000000000010'B) transitOnlyLane (4) -- ('0000000000000100'B) hovLane (8) -- ('0000000000001000'B) busOnly (16) -- ('0000000000010000'B) vehiclesEntering (32) -- ('0000000000100000'B) vehiclesLeaving (64) -- ('0000000001000000'B) reserved (128) -- ('0000000010000000'B) 1 byte unknown (0) notInUse (1) -- (B0001) default state , arriving (2) -- (B0010) track-lane about to be occupied present (3) -- (B0100) track-lane is occupied with vehicle departing (4) -- (B1000) track-lane about to be empty one byte Units of 0.02 m/s The value 8191 indicates that speed is unavailable unavailable (0) -- B'000 Not Equipped or unavailable prec100ms (1) -- B'001 100 meters / sec prec10ms (2) -- B'010 10 meters / sec prec5ms (3) -- B'011 5 meters / sec prec1ms (4) -- B'100 1 meters / sec prec0 1ms (5) -- B'101 0.1 meters / sec prec0 05ms (6) -- B'110 0.05 meters / sec prec0 01ms (7) -- B'111 0.01 meters / sec Encoded as a 3 bit value unavailable (0) -- B'00 Not Equipped with SC -- or SC status is unavailable off (1) -- B'01 Off on (2) -- B'10 On or active (engaged) Encoded as a 2 bit value unKnownEstimate (0) minTime (1) maxTime (2) timeLikeklyToChange (3) values to 127 reserved for std use values 128 to 255 reserved for local use LSB units of 1.5 degrees. a range of -189 to +189 degrees 0x01 = 00 = +1.5 deg 0x81 = -126 = -189 deg and beyond 0x7E = +126 = +189 deg and beyond 0x7F = +127 to be used for unavailable unavailable (0) -- B'00 Not Equipped with Wheel angle -- or Wheel angle status is unavailable prec2deg (1) -- B'01 2 degrees prec1deg (2) -- B'10 1 degree prec0 02deg (3) -- B'11 0.02 degrees Encoded as a 2 bit value LSB is 3 degrees per second units of watts / m2 a 4 byte string array units in meters units of sec unavailable (0) -- B'00 Not Equipped or unavailable prec10percent (1) -- B'01 10 percent Confidence level prec1percent (2) -- B'10 1 percent Confidence level prec0 5percent (3) -- B'11 0.5 percent Confidence level Encoded as a 2 bit value LSB units are 0.5 percent unavailable (0) -- Not Equipped or unavailable time 100 000 (1) -- Better then 100 Seconds time 050 000 (2) -- Better then 50 Seconds time 020 000 (3) -- Better then 20 Seconds time 010 000 (4) -- Better then 10 Seconds time 002 000 (5) -- Better then 2 Seconds time 001 000 (6) -- Better then 1 Second time 000 500 (7) -- Better then 0.5 Seconds time 000 200 (8) -- Better then 0.2 Seconds time 000 100 (9) -- Better then 0.1 Seconds time 000 050 (10) -- Better then 0.05 Seconds time 000 020 (11) -- Better then 0.02 Seconds time 000 010 (12) -- Better then 0.01 Seconds time 000 005 (13) -- Better then 0.005 Seconds time 000 002 (14) -- Better then 0.002 Seconds time 000 001 (15) -- Better then 0.001 Seconds -- Better then one milisecond time 000 000 5 (16) -- Better then 0.000 , time 000 000 2 (17) -- Better then 0.000 , time 000 000 1 (18) -- Better then 0.000 , time 000 000 05 (19) -- Better then 0.000 , time 000 000 02 (20) -- Better then 0.000 , time 000 000 01 (21) -- Better then 0.000 , time 000 000 005 (22) -- Better then 0.000 , time 000 000 002 (23) -- Better then 0.000 , time 000 000 001 (24) -- Better then 0.000 , -- Better then one micro second time 000 000 000 5 (25) -- Better then 0.000 , time 000 000 000 2 (26) -- Better then 0.000 , time 000 000 000 1 (27) -- Better then 0.000 , time 000 000 000 05 (28) -- Better then 0.000 , time 000 000 000 02 (29) -- Better then 0.000 , time 000 000 000 01 (30) -- Better then 0.000 , time 000 000 000 005 (31) -- Better then 0.000 , time 000 000 000 002 (32) -- Better then 0.000 , time 000 000 000 001 (33) -- Better then 0.000 , -- Better then one nano second time 000 000 000 000 5 (34) -- Better then 0.000 , time 000 000 000 000 2 (35) -- Better then 0.000 , time 000 000 000 000 1 (36) -- Better then 0.000 , time 000 000 000 000 05 (37) -- Better then 0.000 , time 000 000 000 000 02 (38) -- Better then 0.000 , time 000 000 000 000 01 (39) -- Better then 0.000 , 000 , 000 , 01 Seconds In units of 1/10th second from local UTC time A range of 0~600 for even minutes, 601~1200 for odd minutes 12001 to indicate indefinite time 12002 to be used when value undefined or unknown noData (0) -- B'000' overPressure (1) -- B'001' noWarningPressure (2) -- B'010' underPressure (3) -- B'011' extremeUnderPressure (4) -- B'100' undefined (5) -- B'101' errorIndicator (6) -- B'110' notAvailable (7) -- B'111' unavailable (0) -- B'00 Not Equipped with tracton control -- or tracton control status is unavailable off (1) -- B'01 tracton control is Off on (2) -- B'10 tracton control is On (but not Engaged) engaged (3) -- B'11 tracton control is Engaged Encoded as a 2 bit value typeOne (0) typeTwo (1) typeThree (2) typeFour (3) values to 127 reserved for std use values 128 to 255 reserved for local use none (0) -- nothing is active anADAuse (1) -- an ADA access is in progress (wheelchairs , aBikeLoad (2) -- loading of a bicyle is in progress doorOpen (3) -- a vehicle door is open for passenger access occM (4) occL (5) -- bits four and five are used to relate the -- the relative occupancy of the vehicle , with -- 00 as least full and 11 indicating a -- close-to or full conditon neutral (0) -- Neutral , park (1) -- Park , forwardGears (2) -- Forward gears , reverseGears (3) -- Reverse gears , reserved1 (4) reserved2 (5) reserved3 (6) unavailable (7) -- not-equipped or unavailable value , -- speed relative to the vehicle alignment unknown (0) advisory (1) roadSignage (2) commercialSignage (3) values to 127 reserved for std use values 128 to 255 reserved for local use units of seconds the height of the vehicle LSB units of 5 cm, range to 6.35 meters With bits as defined: LSB units are 1 cm mass with an LSB of 50 Kg With bits set as follows: Bit 7 (MSB) Brakes-on, see notes for use Bit 6 Emergency Use or operation Bit 5 Lights in use (see also the light bar element) Bits 5~0 when a priority, map the values of LightbarInUse to the lower 4 bits and set the 5th bit to zero when a preemption, map the values of TransistStatus to the lower 5 bits unknown (0) lights (1) -- Exterior Lights wipers (2) -- Wipers brakes (3) -- Brake Applied stab (4) -- Stability Control trac (5) -- Traction Control abs (6) -- Anti-Lock Brakes sunS (7) -- Sun Sensor rainS (8) -- Rain Sensor airTemp (9) -- Air Temperature steering (10) vertAccelThres (11) -- Wheel that Exceeded the vertAccel (12) -- Vertical g Force Value hozAccelLong (13) -- Longitudinal Acceleration hozAccelLat (14) -- Lateral Acceleration hozAccelCon (15) -- Acceleration Confidence accel4way (16) confidenceSet (17) obDist (18) -- Obstacle Distance obDirect (19) -- Obstacle Direction yaw (20) -- Yaw Rate yawRateCon (21) -- Yaw Rate Confidence dateTime (22) -- complete time fullPos (23) -- complete set of time and -- position , speed , heading position2D (24) -- lat , position3D (25) -- lat , vehicle (26) -- height , speedHeadC (27) speedC (28) values to 127 reserved for std use values 128 to 255 reserved for local use none (0) -- Not Equipped, Not known or unavailable unknown (1) -- Does not fit any other category special (2) -- Special use moto (3) -- Motorcycle car (4) -- Passenger car carOther (5) -- Four tire single units bus (6) -- Buses axleCnt2 (7) -- Two axle, six tire single units axleCnt3 (8) -- Three axle, single units axleCnt4 (9) -- Four or more axle , single unit axleCnt4Trailer (10) -- Four or less axle, single trailer axleCnt5Trailer (11) -- Five or less axle, single trailer axleCnt6Trailer (12) -- Six or more axle, single trailer axleCnt5MultiTrailer (13) -- Five or less axle, multi-trailer axleCnt6MultiTrailer (14) -- Six axle, multi-trailer axleCnt7MultiTrailer (15) -- Seven or more axle, multi-traile values to 127 reserved for std use values 128 to 255 reserved for local use LSB units are 1 cm LSB units of 0.02 G steps over a range +1.54 to -3.4G and offset by 50 Value 50 = 0g, Value 0 = -1G value +127 = 1.54G, value -120 = -3.4G value -121 for ranges -3.4 to -4.4G value -122 for ranges -4.4 to -5.4G value -123 for ranges -5.4 to -6.4G value -124 for ranges -6.4 to -7.4G value -125 for ranges -7.4 to -8.4G value -126 for ranges larger than -8.4G value -127 for unavailable data allOff (0) -- B'0000 The condition All Off or not equipped leftFront (1) -- B'0001 Left Front Event leftRear (2) -- B'0010 Left Rear Event rightFront (4) -- B'0100 Right Front Event rightRear (8) -- B'1000 Right Rear Event to fit in 4 bits A legal VIN or a shorter value to provide an ident of the vehicle If a VIN is sent, then IA5 encoding shall be used bitOne (1) bitTwo (2) bitThree (3) bitFour (4) off (0) on (1) notDefined (2) notSupoprted (3) units of sweeps per minute unavailable (0) -- Not Equipped with wiper status -- or wiper status is unavailable off (1) intermittent (2) low (3) high (4) washerInUse (126) -- washing solution being used automaticPresent (127) -- Auto wiper equipped unavailable (0) -- Not Equipped with wiper status -- or wiper status is unavailable off (1) intermittent (2) low (3) high (4) washerInUse (126) -- washing solution being used automaticPresent (127) -- Auto wipper equipped LSB units of 0.01 degrees per second (signed) unavailable (0) -- B'000 Not Equipped with yaw rate status -- or yaw rate status is unavailable degSec 100 00 (1) -- B'001 100 deg/sec degSec 010 00 (2) -- B'010 10 deg/sec degSec 005 00 (3) -- B'011 5 deg/sec degSec 001 00 (4) -- B'100 1 deg/sec degSec 000 10 (5) -- B'101 0.1 deg/sec degSec 000 05 (6) -- B'110 0.05 deg/sec degSec 000 01 (7) -- B'111 0.01 deg/sec Encoded as a 3 bit value