examples/tests/signal.json

   1 {   "name": "AGL Virtual Car",
   2         "extra_sources": [],
   3         "initializers": [],
   4         "loopers": [],
   5         "buses": {},
   6         "commands": [],
   7         "messages": {
   8                 "0x620": {
   9                         "bus": "hs",
  10                         "is_fd" : false,
  11                         "is_extended": false,
  12                         "is_j1939" : false,
  13                         "length" : 8,
  14                         "signals": {
  15                                 "doors.driver.open": {
  16                                         "generic_name": "doors.front_left.open",
  17                                         "bit_position": 43,
  18                                         "bit_size": 1,
  19                                         "factor": 1.0,
  20                                         "offset": 0,
  21                                         "writable": true,
  22                                         "decoder": "decoder_t::decode_boolean"},
  23                                 "doors.passenger.open": {
  24                                         "generic_name": "doors.front_right.open",
  25                                         "bit_position": 44,
  26                                         "bit_size": 1,
  27                                         "factor": 1.0,
  28                                         "offset": 0,
  29                                         "writable": true,
  30                                         "decoder": "decoder_t::decode_boolean"},
  31                                 "doors.rearleft.open": {
  32                                         "generic_name": "doors.rear_left.open",
  33                                         "bit_position": 46,
  34                                         "bit_size": 1,
  35                                         "factor": 1.0,
  36                                         "offset": 0,
  37                                         "writable": true,
  38                                         "decoder": "decoder_t::decode_boolean"},
  39                                 "doors.rearright.open": {
  40                                         "generic_name": "doors.rear_right.open",
  41                                         "bit_position": 45,
  42                                         "bit_size": 4,
  43                                         "factor": 1.0,
  44                                         "offset": 0,
  45                                         "writable": true,
  46                                         "decoder": "decoder_t::decode_boolean"},
  47                                 "doors.coffer.open": {
  48                                         "generic_name": "doors.boot.open",
  49                                         "bit_position": 47,
  50                                         "bit_size": 1,
  51                                         "factor": 1.0,
  52                                         "offset": 0,
  53                                         "writable": true,
  54                                         "decoder": "decoder_t::decode_boolean"}
  55                 }
  56         },
  57                 "0x799": {
  58                         "bus": "hs",
  59                         "is_fd" : false,
  60                         "is_extended": false,
  61                         "is_j1939" : false,
  62                         "length" : 8,
  63                         "signals": {
  64                                 "windows.driver.open": {
  65                                         "generic_name": "windows.front_left.open",
  66                                         "bit_position": 43,
  67                                         "bit_size": 1,
  68                                         "factor": 1.0,
  69                                         "offset": 0,
  70                                         "writable": true,
  71                                         "decoder": "decoder_t::decode_boolean"},
  72                                 "windows.passenger.open": {
  73                                         "generic_name": "windows.front_right.open",
  74                                         "bit_position": 44,
  75                                         "bit_size": 1,
  76                                         "factor": 1.0,
  77                                         "offset": 0,
  78                                         "writable": true,
  79                                         "decoder": "decoder_t::decode_boolean"},
  80                                 "windows.rearleft.open": {
  81                                         "generic_name": "windows.rear_left.open",
  82                                         "bit_position": 46,
  83                                         "bit_size": 1,
  84                                         "factor": 1.0,
  85                                         "offset": 0,
  86                                         "writable": true,
  87                                         "decoder": "decoder_t::decode_boolean"},
  88                                 "windows.rearright.open": {
  89                                         "generic_name": "windows.rear_right.open",
  90                                         "bit_position": 45,
  91                                         "bit_size": 4,
  92                                         "factor": 1.0,
  93                                         "offset": 0,
  94                                         "writable": true,
  95                                         "decoder": "decoder_t::decode_boolean"}
  96                 }
  97         },
  98         "0x3D9": {
  99         "bus": "hs",
 100         "is_fd" : true,
 101         "is_extended": false,
 102         "is_j1939" : false,
 103         "length" : 8,
 104         "signals": {
 105                 "PT_FuelLevelPct": {
 106                         "generic_name": "fuel.level",
 107                         "bit_position": 8,
 108                         "bit_size": 8,
 109                         "factor": 0.392157,
 110                         "offset": 0,
 111                         "writable": true
 112                 },
 113                 "PT_EngineSpeed": {
 114                         "generic_name": "engine.speed",
 115                         "bit_position": 16,
 116                         "bit_size": 16,
 117                         "factor": 0.25,
 118                         "offset": 0,
 119                         "writable": true
 120                 },
 121                 "PT_FuelLevelLow": {
 122                         "generic_name": "fuel.level.low",
 123                         "bit_position": 55,
 124                         "bit_size": 1,
 125                         "factor": 1,
 126                         "offset": 0,
 127                         "writable": true,
 128                         "decoder": "decoder_t::decode_boolean"
 129                 }
 130         }
 131         },
 132         "0x4D1": {
 133         "bus": "hs",
 134         "is_fd" : false,
 135         "is_extended": false,
 136         "is_j1939" : false,
 137         "length" : 8,
 138         "signals": {
 139                 "PT_EngineOilTempHigh": {
 140                         "generic_name": "engine.oil.temp.high",
 141                         "bit_position": 7,
 142                         "bit_size": 1,
 143                         "factor": 1,
 144                         "offset": 0,
 145                         "writable": true,
 146                         "decoder": "decoder_t::decode_boolean"
 147                 },
 148                 "PT_EngineOilTemp": {
 149                         "generic_name": "engine.oil.temp",
 150                         "bit_position": 16,
 151                         "bit_size": 8,
 152                         "factor": 1,
 153                         "offset": 0,
 154                         "writable": true
 155                 }
 156         }
 157         },
 158         "0x3E9": {
 159         "bus": "hs",
 160         "is_fd" : false,
 161         "is_extended": false,
 162         "is_j1939" : false,
 163         "length" : 8,
 164         "signals": {
 165                 "PT_VehicleAvgSpeed": {
 166                         "generic_name": "vehicle.average.speed",
 167                         "bit_position": 0,
 168                         "bit_size": 15,
 169                         "factor": 0.015625,
 170                         "offset": 0,
 171                         "writable": false
 172                 }
 173         }
 174         },
 175         "0x30": {
 176         "bus": "ls",
 177         "is_fd" : false,
 178         "is_extended": true,
 179         "is_j1939" : false,
 180         "length" : 8,
 181         "signals": {
 182                 "LeftTemperature": {
 183                         "generic_name": "hvac.temperature.left",
 184                         "bit_position": 0,
 185                         "bit_size": 8,
 186                         "factor": 1,
 187                         "offset": 0,
 188                         "writable": true
 189                 },
 190                 "RightTemperature": {
 191                         "generic_name": "hvac.temperature.right",
 192                         "bit_position": 8,
 193                         "bit_size": 8,
 194                         "factor": 1,
 195                         "offset": 0,
 196                         "writable": true
 197                 },
 198                 "Temperature": {
 199                         "generic_name": "hvac.temperature.average",
 200                         "bit_position": 16,
 201                         "bit_size": 8,
 202                         "factor": 1,
 203                         "offset": 0,
 204                         "writable": true
 205                 },
 206                 "FanSpeed": {
 207                         "generic_name": "hvac.fan.speed",
 208                         "bit_position": 32,
 209                         "bit_size": 8,
 210                         "factor": 23.529411765,
 211                         "offset": 0,
 212                         "writable": true
 213                 }
 214         }
 215     },
 216     "0x111": {
 217         "bus": "ls",
 218         "is_fd" : false,
 219         "is_extended": false,
 220         "is_j1939" : false,
 221         "is_isotp" : true,
 222         "length" : 16,
 223         "signals": {
 224             "sig11": {
 225                 "generic_name": "sig1.1",
 226                 "bit_position": 0,
 227                 "bit_size": 16,
 228                 "factor": 1,
 229                 "offset": 0,
 230                 "writable": true
 231             },
 232             "sig12": {
 233                 "generic_name": "sig1.2",
 234                 "bit_position": 16,
 235                 "bit_size": 16,
 236                 "factor": 1,
 237                 "offset": 0,
 238                 "writable": true
 239             },
 240             "sig21": {
 241                 "generic_name": "sig2.1",
 242                 "bit_position": 32,
 243                 "bit_size": 16,
 244                 "factor": 1,
 245                 "offset": 0,
 246                 "writable": true
 247             },
 248             "sig22": {
 249                 "generic_name": "sig2.2",
 250                 "bit_position": 48,
 251                 "bit_size": 16,
 252                 "factor": 1,
 253                 "offset": 0,
 254                 "writable": true
 255             },
 256             "sig31": {
 257                 "generic_name": "sig3.1",
 258                 "bit_position": 64,
 259                 "bit_size": 16,
 260                 "factor": 1,
 261                 "offset": 0,
 262                 "writable": true
 263             },
 264             "sig32": {
 265                 "generic_name": "sig3.2",
 266                 "bit_position": 80,
 267                 "bit_size": 16,
 268                 "factor": 1,
 269                 "offset": 0,
 270                 "writable": true
 271             },
 272             "sig41": {
 273                 "generic_name": "sig4.1",
 274                 "bit_position": 96,
 275                 "bit_size": 16,
 276                 "factor": 1,
 277                 "offset": 0,
 278                 "writable": true
 279             },
 280             "sig42": {
 281                 "generic_name": "sig4.2",
 282                 "bit_position": 112,
 283                 "bit_size": 16,
 284                 "factor": 1,
 285                 "offset": 0,
 286                 "writable": true
 287             }
 288         }
 289     },
 290     "61442": {
 291         "comment": "Electronic Transmission Controller 1",
 292         "length": 8,
 293         "name": "ETC1",
 294         "bus" : "j1939",
 295         "is_fd" : false,
 296         "is_extended": false,
 297         "is_j1939" : true,
 298         "signals" : {
 299             "Trns.Trque.Converter.Lockup.Engaged" : {
 300                 "generic_name": "Trns.Trque.Converter.Lockup.Engaged",
 301                 "bit_position": 2,
 302                 "bit_size": 2,
 303                 "factor": 1,
 304                 "offset": 0,
 305                 "comment": "State signal which indicates whether the torque converter lockup is engaged.",
 306                 "is_big_endian": false,
 307                 "is_signed": false,
 308                 "writable" : true,
 309                 "states": {
 310                     "TorqueConverterLockupDisengaged": [0],
 311                     "TorqueConverterLockupEngaged": [1],
 312                     "Error": [2],
 313                     "NotAvailable": [3]
 314                 }
 315             },
 316             "Trns.Trq.Cnvrtr.Lckp.Trnstn.In.Prcess" : {
 317                 "generic_name": "Trns.Trq.Cnvrtr.Lckp.Trnstn.In.Prcess",
 318                 "bit_position": 6,
 319                 "bit_size": 2,
 320                 "factor": 1,
 321                 "offset": 0,
 322                 "comment": "State signal indicating whether or not the transmission torque converter lock up clutch is transitioning between being",
 323                 "is_big_endian": false,
 324                 "is_signed": false,
 325                 "writable" : true,
 326                 "states": {
 327                     "TransitionIsNotInProcess": [0],
 328                     "TransitionIsInProcess": [1],
 329                     "Error": [2],
 330                     "NotAvailable": [3]
 331                 }
 332             },
 333             "Src.Addrss.Of.Ctrllng.Dvc.Fr.Trns.Cntrl" : {
 334                 "generic_name": "Src.Addrss.Of.Ctrllng.Dvc.Fr.Trns.Cntrl",
 335                 "bit_position": 56,
 336                 "bit_size": 8,
 337                 "factor": 1,
 338                 "offset": 0,
 339                 "comment": "The source address of the SAE J1939 device currently controlling the transmission.",
 340                 "is_big_endian": false,
 341                 "is_signed": false,
 342                 "writable" : true
 343             },
 344             "Momentary.Eng.Max.Power.Enable" : {
 345                 "generic_name": "Momentary.Eng.Max.Power.Enable",
 346                 "bit_position": 36,
 347                 "bit_size": 2,
 348                 "factor": 1,
 349                 "offset": 0,
 350                 "comment": "Momentarily Requesting highest torque map from the engine control",
 351                 "is_big_endian": false,
 352                 "is_signed": false,
 353                 "writable" : true,
 354                 "states": {
 355                     "notRqingMaxPowerAvailable": [0],
 356                     "mmntarilyRqingMaxPowerAvailable": [1],
 357                     "fault": [2],
 358                     "notAvailable": [3]
 359                 }
 360             },
 361             "Trans.Input.Shaft.Speed" : {
 362                 "generic_name": "Trans.Input.Shaft.Speed",
 363                 "bit_position": 40,
 364                 "bit_size": 16,
 365                 "factor": 0.125,
 366                 "offset": 0,
 367                 "comment": "Rotational velocity of the primary shaft transferring power into the transmission.",
 368                 "unit": "rpm",
 369                 "is_big_endian": false,
 370                 "is_signed": false,
 371                 "writable" : true
 372             },
 373             "Progressive.Shift.Disable" : {
 374                 "generic_name": "Progressive.Shift.Disable",
 375                 "bit_position": 34,
 376                 "bit_size": 2,
 377                 "factor": 1,
 378                 "offset": 0,
 379                 "comment": "Command signal used to indicate that progressive shifting by the engine should be disallowed.",
 380                 "is_big_endian": false,
 381                 "is_signed": false,
 382                 "writable" : true,
 383                 "states": {
 384                     "ProgressiveShiftIsNotDisabled": [0],
 385                     "ProgressiveShiftIsDisabled": [1],
 386                     "Reserved": [2],
 387                     "TakeNoAction": [3]
 388                 }
 389             },
 390             "Eng.Momentary.Overspeed.Enable" : {
 391                 "generic_name": "Eng.Momentary.Overspeed.Enable",
 392                 "bit_position": 32,
 393                 "bit_size": 2,
 394                 "factor": 1,
 395                 "offset": 0,
 396                 "comment": "Command signal used to indicate that the engine speed may be boosted up to the maximum engine overspeed value to",
 397                 "is_big_endian": false,
 398                 "is_signed": false,
 399                 "writable" : true,
 400                 "states": {
 401                     "MomentaryEngOverspeedIsDisabled": [0],
 402                     "MomentaryEngOverspeedIsEnabled": [1],
 403                     "Reserved": [2],
 404                     "TakeNoAction": [3]
 405                 }
 406             },
 407             "Percent.Clutch.Slip" : {
 408                 "generic_name": "Percent.Clutch.Slip",
 409                 "bit_position": 24,
 410                 "bit_size": 8,
 411                 "factor": 0.4,
 412                 "offset": 0,
 413                 "comment": "Parameter which represents the ratio of input shaft speed to current engine speed (in percent).",
 414                 "unit": "%",
 415                 "is_big_endian": false,
 416                 "is_signed": false,
 417                 "writable" : true
 418             },
 419             "Trans.Output.Shaft.Speed" : {
 420                 "generic_name": "Trans.Output.Shaft.Speed",
 421                 "bit_position": 8,
 422                 "bit_size": 16,
 423                 "factor": 0.125,
 424                 "offset": 0,
 425                 "comment": "Calculated speed of the transmission output shaft.",
 426                 "unit": "rpm",
 427                 "is_big_endian": false,
 428                 "is_signed": false,
 429                 "writable" : true
 430             },
 431             "Trans.Shift.In.Process" : {
 432                 "generic_name": "Trans.Shift.In.Process",
 433                 "bit_position": 4,
 434                 "bit_size": 2,
 435                 "factor": 1,
 436                 "offset": 0,
 437                 "comment": "Indicates that the transmission is in process of shifting from the current gear to the selected gear.",
 438                 "is_big_endian": false,
 439                 "is_signed": false,
 440                 "writable" : true,
 441                 "states": {
 442                     "ShiftIsNotInProcess": [0],
 443                     "ShiftInProcess": [1],
 444                     "Error": [2],
 445                     "NotAvailable": [3]
 446                 }
 447             },
 448             "Trans.Driveline.Engaged" : {
 449                 "generic_name": "Trans.Driveline.Engaged",
 450                 "bit_position": 0,
 451                 "bit_size": 2,
 452                 "factor": 1,
 453                 "offset": 0,
 454                 "comment": "Driveline engaged indicates the transmission controlled portion of the driveline is engaged sufficiently to allow a transfer",
 455                 "is_big_endian": false,
 456                 "is_signed": false,
 457                 "writable" : true,
 458                 "states": {
 459                     "DrivelineDisengaged": [0],
 460                     "DrivelineEngaged": [1],
 461                     "Error": [2],
 462                     "NotAvailable": [3]
 463                 }
 464             }
 465         }
 466     },
 467     "61444": {
 468         "comment": "Electronic Engine Controller 1",
 469         "length": 8,
 470         "name": "EEC1",
 471         "bus" : "j1939",
 472         "is_fd" : false,
 473         "is_extended": false,
 474         "is_j1939" : true,
 475         "signals" : {
 476             "Src.AddrssOf.Ctrllng.Dvc.Fr.Eng.Cntrl" : {
 477                 "generic_name": "Src.AddrssOf.Ctrllng.Dvc.Fr.Eng.Cntrl",
 478                 "bit_position": 40,
 479                 "bit_size": 8,
 480                 "factor": 1,
 481                 "offset": 0,
 482                 "comment": "The source address of the SAE J1939 device currently controlling the engine.",
 483                 "is_big_endian": false,
 484                 "is_signed": false
 485             },
 486             "Actl.Eng.Prcnt.Trque.High.Resolution" : {
 487                 "generic_name": "Actl.Eng.Prcnt.Trque.High.Resolution",
 488                 "bit_position": 4,
 489                 "bit_size": 4,
 490                 "factor": 0.125,
 491                 "offset": 0,
 492                 "comment": "This parameter displays an additional torque in percent of the reference engine torque.",
 493                 "unit": "%",
 494                 "is_big_endian": false,
 495                 "is_signed": false,
 496                 "states": {
 497                     "0000": [0],
 498                     "0125": [1],
 499                     "0875": [7],
 500                     "1111NotAvailable": [8]
 501                 }
 502             },
 503             "Eng.Demand.Percent.Torque" : {
 504                 "generic_name": "Eng.Demand.Percent.Torque",
 505                 "bit_position": 56,
 506                 "bit_size": 8,
 507                 "factor": 1,
 508                 "offset": -125,
 509                 "comment": "The requested torque output of the engine by all dynamic internal inputs, including smoke control, noise control and low",
 510                 "unit": "%",
 511                 "is_big_endian": false,
 512                 "is_signed": false
 513             },
 514             "Eng.Starter.Mode" : {
 515                 "generic_name": "Eng.Starter.Mode",
 516                 "bit_position": 48,
 517                 "bit_size": 4,
 518                 "factor": 1,
 519                 "offset": 0,
 520                 "comment": "There are several phases in a starting action and different reasons why a start cannot take place.",
 521                 "is_big_endian": false,
 522                 "is_signed": false,
 523                 "states": {
 524                     "startNotRqed": [0],
 525                     "starterActiveGearNotEngaged": [1],
 526                     "starterActiveGearEngaged": [2],
 527                     "strtFnshdStrtrNtActvAftrHvngBnA": [3],
 528                     "strtrInhbtdDToEngAlreadyRunning": [4],
 529                     "strtrInhbtdDTEngNtReadyForStart": [5],
 530                     "strtrInhbtdDTDrvlnEnggdOthrTrns": [6],
 531                     "strtrInhbtdDToActiveImmobilizer": [7],
 532                     "strtrInhbtdDueToStarterOvertemp": [8],
 533                     "1011Reserved": [9],
 534                     "starterInhibitedReasonUnknown": [12],
 535                     "error": [14],
 536                     "notAvailable": [15]
 537                 }
 538             },
 539             "Eng.Speed" : {
 540                 "generic_name": "Eng.Speed",
 541                 "bit_position": 24,
 542                 "bit_size": 16,
 543                 "factor": 0.125,
 544                 "offset": 0,
 545                 "comment": "Actual engine speed which is calculated over a minimum crankshaft angle of 720 degrees divided by the number of cylinders.",
 546                 "unit": "rpm",
 547                 "is_big_endian": false,
 548                 "is_signed": false
 549             },
 550             "Actual.Eng.Percent.Torque" : {
 551                 "generic_name": "Actual.Eng.Percent.Torque",
 552                 "bit_position": 16,
 553                 "bit_size": 8,
 554                 "factor": 1,
 555                 "offset": -125,
 556                 "comment": "The calculated output torque of the engine.",
 557                 "unit": "%",
 558                 "is_big_endian": false,
 559                 "is_signed": false
 560             },
 561             "Drivers.Demand.Eng.Percent.Torque" : {
 562                 "generic_name": "Drivers.Demand.Eng.Percent.Torque",
 563                 "bit_position": 8,
 564                 "bit_size": 8,
 565                 "factor": 1,
 566                 "offset": -125,
 567                 "comment": "The requested torque output of the engine by the driver.",
 568                 "unit": "%",
 569                 "is_big_endian": false,
 570                 "is_signed": false
 571             },
 572             "Eng.Torque.Mode" : {
 573                 "generic_name": "Eng.Torque.Mode",
 574                 "bit_position": 0,
 575                 "bit_size": 4,
 576                 "factor": 1,
 577                 "offset": 0,
 578                 "comment": "State signal which indicates which engine torque mode is currently generating, limiting, or controlling the torque.",
 579                 "is_big_endian": false,
 580                 "is_signed": false,
 581                 "states": {
 582                     "Low idle governor/no request (de": [0],
 583                     "Accelerator pedal/operator selec": [1],
 584                     "Cruise control": [2],
 585                     "PTO governor": [3],
 586                     "Road speed governor": [4],
 587                     "ASR control": [5],
 588                     "Transmission control": [6],
 589                     "ABS control": [7],
 590                     "Torque limiting": [8],
 591                     "High speed governor": [9],
 592                     "Braking system": [10],
 593                     "Remote accelerator": [11],
 594                     "Not available": [15]
 595                 }
 596             }
 597         }
 598     },
 599     "65253": {
 600         "comment": "Engine Hours, Revolutions",
 601         "length": 8,
 602         "name": "HOURS",
 603         "bus" : "j1939",
 604         "is_fd" : false,
 605         "is_extended": false,
 606         "is_j1939" : true,
 607         "signals" : {
 608             "Eng.Total.Revolutions" : {
 609                 "generic_name": "Eng.Total.Revolutions",
 610                 "bit_position": 32,
 611                 "bit_size": 32,
 612                 "factor": 1000,
 613                 "offset": 0,
 614                 "comment": "Accumulated number of revolutions of engine crankshaft during its operation.",
 615                 "unit": "r",
 616                 "is_big_endian": false,
 617                 "is_signed": false
 618             },
 619             "Eng.Total.Hours.Of.Operation" : {
 620                 "generic_name": "Eng.Total.Hours.Of.Operation",
 621                 "bit_position": 0,
 622                 "bit_size": 32,
 623                 "factor": 0.05,
 624                 "offset": 0,
 625                 "comment": "Accumulated time of operation of engine.",
 626                 "unit": "hr",
 627                 "is_big_endian": false,
 628                 "is_signed": false
 629             }
 630         }
 631     },
 632     "61449": {
 633         "comment": "Vehicle Dynamic Stability Control 2",
 634         "length": 8,
 635         "name": "VDC2",
 636         "bus" : "j1939",
 637         "is_fd" : false,
 638         "is_extended": false,
 639         "is_j1939" : true,
 640         "signals" : {
 641             "Steer.Wheel.Angle" : {
 642                 "generic_name": "Steer.Wheel.Angle",
 643                 "bit_position": 0,
 644                 "bit_size": 16,
 645                 "factor": 0.0009765625,
 646                 "offset": -31.374,
 647                 "comment": "The main operator`s steering wheel angle (on the steering column, not the actual wheel angle).",
 648                 "unit": "rad",
 649                 "is_big_endian": false,
 650                 "is_signed": false
 651             },
 652             "Longitudinal.Acceleration" : {
 653                 "generic_name": "Longitudinal.Acceleration",
 654                 "bit_position": 56,
 655                 "bit_size": 8,
 656                 "factor": 0.1,
 657                 "offset": -12.5,
 658                 "comment": "Indicates the longitudinal acceleration of the vehicle.",
 659                 "unit": "m/s/s",
 660                 "is_big_endian": false,
 661                 "is_signed": false
 662             },
 663             "Lateral.Acceleration" : {
 664                 "generic_name": "Lateral.Acceleration",
 665                 "bit_position": 40,
 666                 "bit_size": 16,
 667                 "factor": 0.00048828125,
 668                 "offset": -15.687,
 669                 "comment": "Indicates a lateral acceleration of the vehicle.",
 670                 "unit": "m/s/s",
 671                 "is_big_endian": false,
 672                 "is_signed": false
 673             },
 674             "Yaw.Rate" : {
 675                 "generic_name": "Yaw.Rate",
 676                 "bit_position": 24,
 677                 "bit_size": 16,
 678                 "factor": 0.0001220703125,
 679                 "offset": -3.92,
 680                 "comment": "Indicates the rotation about the vertical axis.",
 681                 "unit": "rad/s",
 682                 "is_big_endian": false,
 683                 "is_signed": false
 684             },
 685             "Steer.Wheel.Angle.Sensor.Type" : {
 686                 "generic_name": "Steer.Wheel.Angle.Sensor.Type",
 687                 "bit_position": 22,
 688                 "bit_size": 2,
 689                 "factor": 1,
 690                 "offset": 0,
 691                 "comment": "Indicates whether the steering wheel angle sensor is capable of absolute measuring of the number of steering wheel",
 692                 "is_big_endian": false,
 693                 "is_signed": false,
 694                 "states": {
 695                     "RelativeMeasuringPrinciple": [0],
 696                     "AbsMeasuringPrinciple": [1],
 697                     "Reserved": [2],
 698                     "NotAvailable": [3]
 699                 }
 700             },
 701             "Steer.Wheel.Turn.Counter" : {
 702                 "generic_name": "Steer.Wheel.Turn.Counter",
 703                 "bit_position": 16,
 704                 "bit_size": 6,
 705                 "factor": 1,
 706                 "offset": -32,
 707                 "comment": "Indicates number of steering wheel turns, absolute position or relative position at ignition on.",
 708                 "unit": "turns",
 709                 "is_big_endian": false,
 710                 "is_signed": false
 711             }
 712         }
 713     },
 714     "65215": {
 715         "comment": "Wheel Speed Information",
 716         "length": 8,
 717         "name": "EBC2",
 718         "bus" : "j1939",
 719         "is_fd" : false,
 720         "is_extended": false,
 721         "is_j1939" : true,
 722         "signals" : {
 723             "Rlative.Speed.Rear.Axle2.Right.Wheel" : {
 724                 "generic_name": "Rlative.Speed.Rear.Axle2.Right.Wheel",
 725                 "bit_position": 56,
 726                 "bit_size": 8,
 727                 "factor": 0.0625,
 728                 "offset": -7.8125,
 729                 "comment": "The speed of the rear axle #2, right wheel relative to the front axle speed, SPN 904.",
 730                 "unit": "km/h",
 731                 "is_big_endian": false,
 732                 "is_signed": false
 733             },
 734             "Relative.Speed.Rear.Axle2.Left.Wheel" : {
 735                 "generic_name": "Relative.Speed.Rear.Axle2.Left.Wheel",
 736                 "bit_position": 48,
 737                 "bit_size": 8,
 738                 "factor": 0.0625,
 739                 "offset": -7.8125,
 740                 "comment": "The speed of the rear axle #2, left wheel relative to the front axle speed, SPN 904.",
 741                 "unit": "km/h",
 742                 "is_big_endian": false,
 743                 "is_signed": false
 744             },
 745             "Rlative.Speed.Rear.Axle1.Right.Wheel" : {
 746                 "generic_name": "Rlative.Speed.Rear.Axle1.Right.Wheel",
 747                 "bit_position": 40,
 748                 "bit_size": 8,
 749                 "factor": 0.0625,
 750                 "offset": -7.8125,
 751                 "comment": "The speed of the rear axle #1, right wheel relative to the front axle speed, SPN 904.",
 752                 "unit": "km/h",
 753                 "is_big_endian": false,
 754                 "is_signed": false
 755             },
 756             "Relative.Speed.Rear.Axle1.Left.Wheel" : {
 757                 "generic_name": "Relative.Speed.Rear.Axle1.Left.Wheel",
 758                 "bit_position": 32,
 759                 "bit_size": 8,
 760                 "factor": 0.0625,
 761                 "offset": -7.8125,
 762                 "comment": "The speed of the rear axle #1, left wheel relative to the front axle speed, SPN 904.",
 763                 "unit": "km/h",
 764                 "is_big_endian": false,
 765                 "is_signed": false
 766             },
 767             "Rlative.Speed.Front.Axle.Right.Wheel" : {
 768                 "generic_name": "Rlative.Speed.Front.Axle.Right.Wheel",
 769                 "bit_position": 24,
 770                 "bit_size": 8,
 771                 "factor": 0.0625,
 772                 "offset": -7.8125,
 773                 "comment": "The speed of the front axle, right wheel relative to the front axle speed, SPN 904.",
 774                 "unit": "km/h",
 775                 "is_big_endian": false,
 776                 "is_signed": false
 777             },
 778             "Relative.Speed.Front.Axle.Left.Wheel" : {
 779                 "generic_name": "Relative.Speed.Front.Axle.Left.Wheel",
 780                 "bit_position": 16,
 781                 "bit_size": 8,
 782                 "factor": 0.0625,
 783                 "offset": -7.8125,
 784                 "comment": "The speed of the front axle, left wheel relative to the front axle speed, SPN 904.",
 785                 "unit": "km/h",
 786                 "is_big_endian": false,
 787                 "is_signed": false
 788             },
 789             "Front.Axle.Speed" : {
 790                 "generic_name": "Front.Axle.Speed",
 791                 "bit_position": 0,
 792                 "bit_size": 16,
 793                 "factor": 0.00390625,
 794                 "offset": 0,
 795                 "comment": "The average speed of the two front wheels.",
 796                 "unit": "km/h",
 797                 "is_big_endian": false,
 798                 "is_signed": false
 799             }
 800         }
 801     },
 802     "65262": {
 803         "comment": "Engine Temperature 1",
 804         "length": 8,
 805         "name": "ET1",
 806         "bus" : "j1939",
 807         "is_fd" : false,
 808         "is_extended": false,
 809         "is_j1939" : true,
 810         "signals" : {
 811             "Eng.Fuel.Temp1" : {
 812                 "generic_name": "Eng.Fuel.Temp1",
 813                 "bit_position": 8,
 814                 "bit_size": 8,
 815                 "factor": 1,
 816                 "offset": -40,
 817                 "comment": "Temperature of fuel (or gas) passing through the first fuel control system.",
 818                 "unit": "deg C",
 819                 "is_big_endian": false,
 820                 "is_signed": false
 821             },
 822             "Eng.Intercooler.Thermostat.Opening" : {
 823                 "generic_name": "Eng.Intercooler.Thermostat.Opening",
 824                 "bit_position": 56,
 825                 "bit_size": 8,
 826                 "factor": 0.4,
 827                 "offset": 0,
 828                 "comment": "The current position of the thermostat used to regulate the temperature of the engine intercooler.",
 829                 "unit": "%",
 830                 "is_big_endian": false,
 831                 "is_signed": false
 832             },
 833             "Eng.Intercooler.Temp" : {
 834                 "generic_name": "Eng.Intercooler.Temp",
 835                 "bit_position": 48,
 836                 "bit_size": 8,
 837                 "factor": 1,
 838                 "offset": -40,
 839                 "comment": "Temperature of liquid found in the intercooler located after the turbocharger.",
 840                 "unit": "deg C",
 841                 "is_big_endian": false,
 842                 "is_signed": false
 843             },
 844             "Eng.Turbo.Oil.Temp" : {
 845                 "generic_name": "Eng.Turbo.Oil.Temp",
 846                 "bit_position": 32,
 847                 "bit_size": 16,
 848                 "factor": 0.03125,
 849                 "offset": -273,
 850                 "comment": "Temperature of the turbocharger lubricant.",
 851                 "unit": "deg C",
 852                 "is_big_endian": false,
 853                 "is_signed": false
 854             },
 855             "Eng.Oil.Temp1" : {
 856                 "generic_name": "Eng.Oil.Temp1",
 857                 "bit_position": 16,
 858                 "bit_size": 16,
 859                 "factor": 0.03125,
 860                 "offset": -273,
 861                 "comment": "Temperature of the engine lubricant.",
 862                 "unit": "deg C",
 863                 "is_big_endian": false,
 864                 "is_signed": false
 865             },
 866             "Eng.Coolant.Temp" : {
 867                 "generic_name": "Eng.Coolant.Temp",
 868                 "bit_position": 0,
 869                 "bit_size": 8,
 870                 "factor": 0.03125,
 871                 "offset": -273,
 872                 "comment": "Temperature of liquid found in engine cooling system.",
 873                 "unit": "deg C",
 874                 "is_big_endian": false,
 875                 "is_signed": false
 876             }
 877         }
 878     }
 879 },
 880 "diagnostic_messages": [
 881                 {
 882                         "bus": "hs",
 883                         "pid": 4,
 884                         "name": "engine.load",
 885                         "frequency": 5,
 886                         "decoder": "decoder_t::decode_obd2_response"
 887                 },
 888                 {
 889                         "bus": "hs",
 890                         "pid": 5,
 891                         "name": "engine.coolant.temperature",
 892                         "frequency": 1,
 893                         "decoder": "decoder_t::decode_obd2_response"
 894                 },
 895                 {
 896                         "bus": "hs",
 897                         "pid": 10,
 898                         "name": "fuel.pressure",
 899                         "frequency": 1,
 900                         "decoder": "decoder_t::decode_obd2_response"
 901                 },
 902                 {
 903                         "bus": "hs",
 904                         "pid": 11,
 905                         "name": "intake.manifold.pressure",
 906                         "frequency": 1,
 907                         "decoder": "decoder_t::decode_obd2_response"
 908                 },
 909                 {
 910                         "bus": "hs",
 911                         "pid": 12,
 912                         "name": "engine.speed",
 913                         "frequency": 5,
 914                         "decoder": "decoder_t::decode_obd2_response"
 915                 },
 916                 {
 917                         "bus": "hs",
 918                         "pid": 13,
 919                         "name": "vehicle.speed",
 920                         "frequency": 5,
 921                         "decoder": "decoder_t::decode_obd2_response"
 922                 },
 923                 {
 924                         "bus": "hs",
 925                         "pid": 15,
 926                         "name": "intake.air.temperature",
 927                         "frequency": 1,
 928                         "decoder": "decoder_t::decode_obd2_response"
 929                 },
 930                 {
 931                         "bus": "hs",
 932                         "pid": 16,
 933                         "name": "mass.airflow",
 934                         "frequency": 5,
 935                         "decoder": "decoder_t::decode_obd2_response"
 936                 },
 937                 {
 938                         "bus": "hs",
 939                         "pid": 17,
 940                         "name": "throttle.position",
 941                         "frequency": 5,
 942                         "decoder": "decoder_t::decode_obd2_response"
 943                 },
 944                 {
 945                         "bus": "hs",
 946                         "pid": 31,
 947                         "name": "running.time",
 948                         "frequency": 1,
 949                         "decoder": "decoder_t::decode_obd2_response"
 950                 },
 951                 {
 952                         "bus": "hs",
 953                         "pid": 45,
 954                         "name": "EGR.error",
 955                         "frequency": 0,
 956                         "decoder": "decoder_t::decode_obd2_response"
 957                 },
 958                 {
 959                         "bus": "hs",
 960                         "pid": 47,
 961                         "name": "fuel.level",
 962                         "frequency": 1,
 963                         "decoder": "decoder_t::decode_obd2_response"
 964                 },
 965                 {
 966                         "bus": "hs",
 967                         "pid": 51,
 968                         "name": "barometric.pressure",
 969                         "frequency": 1,
 970                         "decoder": "decoder_t::decode_obd2_response"
 971                 },
 972                 {
 973                         "bus": "hs",
 974                         "pid": 70,
 975                         "name": "ambient.air.temperature",
 976                         "frequency": 1,
 977                         "decoder": "decoder_t::decode_obd2_response"
 978                 },
 979                 {
 980                         "bus": "hs",
 981                         "pid": 76,
 982                         "name": "commanded.throttle.position",
 983                         "frequency": 1,
 984                         "decoder": "decoder_t::decode_obd2_response"
 985                 },
 986                 {
 987                         "bus": "hs",
 988                         "pid": 82,
 989                         "name": "ethanol.fuel.percentage",
 990                         "frequency": 1,
 991                         "decoder": "decoder_t::decode_obd2_response"
 992                 },
 993                 {
 994                         "bus": "hs",
 995                         "pid": 90,
 996                         "name": "accelerator.pedal.position",
 997                         "frequency": 5,
 998                         "decoder": "decoder_t::decode_obd2_response"
 999                 },
1000                 {
1001                         "bus": "hs",
1002                         "pid": 91,
1003                         "name": "hybrid.battery-pack.remaining.life",
1004                         "frequency": 5,
1005                         "decoder": "decoder_t::decode_obd2_response"
1006                 },
1007                 {
1008                         "bus": "hs",
1009                         "pid": 92,
1010                         "name": "engine.oil.temperature",
1011                         "frequency": 1,
1012                         "decoder": "decoder_t::decode_obd2_response"
1013                 },
1014                 {
1015                         "bus": "hs",
1016                         "pid": 94,
1017                         "name": "engine.fuel.rate",
1018                         "frequency": 1,
1019                         "decoder": "decoder_t::decode_obd2_response"
1020                 },
1021                 {
1022                         "bus": "hs",
1023                         "pid": 99,
1024                         "name": "engine.torque",
1025                         "frequency": 1,
1026                         "decoder": "decoder_t::decode_obd2_response"
1027                 }
1028         ]
1029 }