Sae J1939 Error (Dm1) Messages - Danfoss JS6000 Technical Information

Technical Information
CAN message protocol
JS6000 Joystick Base
the-joystick analog inputs. The joystick base X and Y-axis information is available in the basic joystick
message. The extended joystick message structure is as follows:
Extended joystick message structure
Extended Priority Base PGN
message
number
Dec
1 3 64983
3
*
Depends on position specified in master model code. See
•
Message transmission rate: 20 ms
•
CAN bus baud rate: 250kbps
The resulting SAE J1939 basic joystick message PGN on the CAN bus is:
0xCFDD7 __ __ or 0xCFDDB __ __
*
* = joystick source address (hex)
Extended joystick message parameters and data field locations
Start position (byte/bit) Length
(bits)
0/1 2
0/3 2
0/5 2
0/7 through 1/1-8 10
2/1 2
2/3 2
2/5 2
2/7 through 3/1-8 10
6/5 2
6/7 2
Data field descriptions and output ranges for extended joystick messages are similar to those for base X
and Y-axis basic joystick messages.
Grip proportional input naming convention
Proportional input location
Horizontal orientation, top
Horizontal orientation, bottom
Vertical orientation, left side
Vertical orientation, right side
Refer to A grip button and rocker CAN naming conventions
conventions.

SAE J1939 error (DM1) messages

SAE J1939 DM1 error messages are supported by JS6000 software.
520L0760 • Rev 1102 • November 2015
PDU format PDU specific
hex Dec hex Dec
FDD7 253 FD 215
FDDB FD
H2, 3 joystick location/CAN source address
*
Parameter name
Grip X-axis neutral position status
Grip X-axis lever left negative position status
Grip X-axis lever right positive position status
Grip X-axis position
Grip Y-axis neutral position status
Grip Y-axis lever back negative position
Grip Y-axis lever forward positive position
Grip Y-axis position
Grip Y-axis detent position status-not available
Grip X-axis detent position status-not available
Extended joystick message designation
Y-axis
X-axis
X-axis
Y-axis
on page 29 for proportional input naming
Source address Data field
hex Dec hex
* *
D7 8 bytes
*
DB 8 bytes
on page 19.
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