ISO 16844-7:2022

Road vehicles — Tachograph systems — Part 7: Parameters

This document specifies the parameters used on the service interface of the recording equipment. Some of them are specified in detail in this document, while others are given in the ISO 14299 series.

Véhicules routiers — Systèmes tachygraphes — Partie 7: Paramètres

General Information

• Status: Published
• Publication Date: 02-May-2022
• ICS: 43.040.10 - Electrical and electronic equipment
• Technical Committee: ISO/TC 22/SC 31 - Data communication
• Drafting Committee: ISO/TC 22/SC 31/WG 4 - Network applications
• Current Stage: 9092 - International Standard to be revised
• Start Date: 21-May-2025
• Completion Date: 24-May-2025

Relations

• Revises: ISO 16844-7:2015 - Road vehicles — Tachograph systems — Part 7: Parameters
• Effective Date: 23-Apr-2020

Standards Content (Sample)

INTERNATIONAL ISO
STANDARD 16844-7
Third edition
2022-05
Road vehicles — Tachograph
systems —
Part 7:
Parameters
Véhicules routiers — Systèmes tachygraphes —
Partie 7: Paramètres
Reference number
© ISO 2022
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: [phone]
Email: [e-mail]
Website: www.iso.org
Published in Switzerland
ii
Contents Page
Foreword .vii
Introduction .viii
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Symbols and abbreviated terms.1
5 Identifier specification for diagnostic services . 2
5.1 Data identifiers (DID) . 2
5.2 Routine identifiers (RID) . 6
6 Parameters and values .7
6.1 Transmitted parameter ranges . 7
6.2 Structured parameters . 7
6.3 Date and time parameter specifications . 7
6.3.1 Day . 7
6.3.2 Month . . . 7
6.3.3 Year . 7
6.4 Parameter specifications . 7
6.4.1 Standard revision . 7
6.4.2 VIN — VehicleIdentificationNumber . 8
6.4.3 Trip group 1 . 8
6.4.4 System event . 8
6.4.5 Handling information. 8
6.4.6 Tachograph performance . 9
6.4.7 Direction indicator . 9
6.4.8 Requested illumination percentage . 9
6.4.9 Switch backlight illumination brightness per cent . 9
6.4.10 Switch indication illumination brightness per cent . 9
6.4.11 RSDST — RemoteSessionDiagnosticSessionType . 9
6.4.12 TVS — TachographVehicleSpeed . . 9
6.4.13 D1WS — Driver1WorkingState . 10
6.4.14 D2WS — Driver2WorkingState . 10
6.4.15 DR — DriveRecognize . . 10
6.4.16 D1TRS — Driver1TimeRelatedStates . . 11
6.4.17 D2TRS — Driver2TimeRelatedStates . 11
6.4.18 DCD1 — DriverCardDriver1 .12
6.4.19 DCD2 — DriverCardDriver2 .12
6.4.20 OS — Overspeed .12
6.4.21 TD — TimeDate .13
6.4.22 RHM — ResetHeartbeatMessage . 13
6.4.23 ALMO — AdjustLocalMinuteOffset . 13
6.4.24 ALHO — AdjustLocalHourOffset . 14
6.4.25 PLOTM — PriorityLevelOfTCO1Message . 14
6.4.26 HRTVD — HighResolutionTotalVehicleDistance . 14
6.4.27 HRTD — HighResolutionTripDistance . 14
6.4.28 SCI — ServiceComponentIdentification . 15
6.4.29 SDCTB — ServiceDelayCalendarTimeBased . 15
6.4.30 D1I — Driver1Identification . 16
6.4.31 D2I — Driver2Identification . 16
6.4.32 KF — KFactor . 16
6.4.33 SMR — SpeedMeasurementRange . 17
6.4.34 NOTOPW — NumberOfTeethOnPhonicWheel . 17
6.4.35 TOSS — TachographOutputShaftSpeed . 17
iii
6.4.36 LFTC — LFactorTyreCircumference . 18
6.4.37 WVCF — WVehicleCharacteristicFactor . 18
6.4.38 PPROOS — PulsesPerRevolutionOfOutputShaft . 18
6.4.39 TRROTM — TransmissionRepetitionRateOfTCO1Message . 19
6.4.40 TS — TyreSize . 19
6.4.41 NCD — NextCalibrationDate. 19
6.4.42 D1CDT — Driver1ContinuousDrivingTime . 19
6.4.43 D2CDT — Driver2ContinuousDrivingTime . 20
6.4.44 D1CBT — Driver1CumulativeBreakTime . 20
6.4.45 D2CBT — Driver2CumulativeBreakTime . 20
6.4.46 D1CDOSA — Driver1CurrentDurationOfSelectedActivity . 21
6.4.47 D2CDOSA — Driver2CurrentDurationOfSelectedActivity . 21
6.4.48 SA — SpeedAuthorised . 21
6.4.49 TCS1 — TachographCardSlot1 . 22
6.4.50 TCS2 — TachographCardSlot2 . 22
6.4.51 D1N — Driver1Name . 22
6.4.52 D2N — Driver2Name .23
6.4.53 OOSC — OutOfScopeCondition . 23
6.4.54 MOD — ModeOfOperation . 24
6.4.55 D1CDTPACW — Driver1CumulatedDrivingTimePreviousAndCurrentWeek . 24
6.4.56 D2CDTPACW — Driver2CumulatedDrivingTimePreviousAndCurrentWeek . 24
6.4.57 RTSP — RealTimeSpeedPulses . 25
6.4.58 ES — EngineSpeed .25
6.4.59 CIO — CalibrationInputOutput . 25
6.4.60 SJW — SynchronizationJumpWidth . 26
6.4.61 SP — SamplePoint . 27
6.4.62 TOMED — TimeOutMessageErrorDelay . 27
6.4.63 EMII — ErrorManagementInitialisationInhibition . 27
6.4.64 RMS — RegisteringMemberState .28
6.4.65 VRN — VehicleRegistrationNumber . .28
6.4.66 VRD — VehicleRegistrationDate .28
6.4.67 D1PL — Driver1PreferredLanguage .
...