Introduction
Purpose of the document .............................................................................................................................................................5
Conventions ...................................................................................................................................................................................... 5
Reference documents.....................................................................................................................................................................5
Definitions and abbreviations......................................................................................................................................................5
Communications
J1939/ISOBUS compliance............................................................................................................................................................6
Network Management Protocol (NMP)...............................................................................................................................6
Identification.................................................................................................................................................................................6
Application layer......................................................................................................................................................................... 6
Diagnostics....................................................................................................................................................................................6
Proprietary messages ............................................................................................................................................................... 7
11bit ID messages.......................................................................................................................................................................8
Proprietary protocol........................................................................................................................................................................ 9
General............................................................................................................................................................................................9
Communication with sensors and steering devices.......................................................................................................9
Configuration............................................................................................................................................................................... 9
Secondary configuration device......................................................................................................................................... 10
Status.............................................................................................................................................................................................10
Control..........................................................................................................................................................................................10
Guidance......................................................................................................................................................................................11
Diagnostics..................................................................................................................................................................................13
Communication with sensors and steering devices
Steering wheel absolute angle and speed........................................................................................................................... 14
High priority steering device position....................................................................................................................................14
Low priority steering device position.....................................................................................................................................14
Primary steered wheel angle/position...................................................................................................................................15
Redundant steered wheel angle/position............................................................................................................................ 15
High priority external set-point controller............................................................................................................................15
Vehicle speed.................................................................................................................................................................................. 15
Configuration
GetParameter ................................................................................................................................................................................. 17
GetParameterResponse...............................................................................................................................................................17
SetParameter................................................................................................................................................................................... 17
SetParameterResponse................................................................................................................................................................18
RestoreDefaults.............................................................................................................................................................................. 18
RestoreDefaultsResponse........................................................................................................................................................... 19
CommitData.....................................................................................................................................................................................19
CommitDataResponse ................................................................................................................................................................ 20
EnterCalibrationMode..................................................................................................................................................................20
Status
GetCurrentMode............................................................................................................................................................................ 22
GetCurrentModeResponse.........................................................................................................................................................22
StartStopStatus...............................................................................................................................................................................22
Status..................................................................................................................................................................................................23
StartStopOperationStatus...........................................................................................................................................................24
OperationStatus ............................................................................................................................................................................ 25
TimeReport.......................................................................................................................................................................................26
Control
SetSpoolPosition ...........................................................................................................................................................................27
SetFlow ............................................................................................................................................................................................. 27
StartValveAutoCalibration..........................................................................................................................................................28
ValveAutoCalibrationStatus.......................................................................................................................................................29
SelectProgram.................................................................................................................................................................................30
SelectProgramResponse............................................................................................................................................................. 31
DisableSteeringDevice.................................................................................................................................................................31
Technical Information
PVED-CL Communication Protocol, version 1.38 Technical Information
Contents
11079551 • Rev BA • July 2014
3