135
ifm Vision Assistant O3M
UK
The following table contains information about the structure of the J1939 messages .
Name
Standard
Message
Message Start
bit
Length
[bit]
Value
type
Factor
Offset Min.
Max.
Unit Comment
Wheel
based
vehicle
speed
EBS21
16
16
unsigned 0 .00390625 0
0
251
km/h Current vehicle speed (positive
value for forward, negative value
for backward) calculated from
the mean value of the rotational
speed of an axle . The current
speed is influenced by the slip
and filtered through a frequency
range of 5 to 20 Hz .
Direction
indicator
TCO1
30
2
unsigned 1
0
0
3
-
Direction of the vehicle
Yaw rate VDC2
24
16
unsigned 0 .00012207 -3 .92
-3 .92 +3 .92 rad/s Rotation of the vertical axis