55
5
5
:
:
C
C
A
A
N
N
C
C
o
o
n
n
t
t
r
r
o
o
l
l
l
l
e
e
r
r
s
s
This chapter describes the DSTni CAN controller. Topics include:
CANBUS Background on page 56
Features on page 57
Theory of Operation on page 58
CAN Register Summaries on page 58
CAN Register Definitions on page 63
CAN Bus Interface on page 84
This chapter assumes you have a working knowledge of the CAN bus protocols. Discussions
involving CANBUS beyond the scope of DSTni are not covered in this chapter. For more
information about CANBUS, and the higher level protocols that use it as a physical transport
medium, visit the CAN Automation Web site at
http://www.can-cia.de. Bosch is the originator of the CAN bus and can be contacted at
http://www.bosch.com.