ifm
System Manual
ecomat
mobile
PDM360NG (CR1080, CR1081, CR9042) Target V01
2011-07-28
CAN in the PDM360
General about CAN
158
9
CAN in the PDM360
General about CAN................................................................................................................... 158
Physical connection of CAN...................................................................................................... 163
Exchange of CAN data.............................................................................................................. 167
CAN-FBs on layer 2 (RAW-CAN).............................................................................................. 174
CAN units acc. to SAE J1939 ................................................................................................... 207
CAN POUs to CANopen ........................................................................................................... 242
CAN errors and error handling .................................................................................................. 313
3043
9.1
General about CAN
Topology ................................................................................................................................... 159
CAN interfaces .......................................................................................................................... 160
Available CAN interfaces and CAN protocols ........................................................................... 160
System configuration................................................................................................................. 162
1164
The CAN bus (
C
ontroller
A
rea
N
etwork) belongs to the fieldbuses.
It is an asynchronous serial bus system which was developed for the networking of control devices in
automotives by Bosch in 1983 and presented together with Intel in 1985 to reduce cable harnesses
(up to 2 km per vehicle) thus saving weight.