Jetter JC-120MC, User Manual

Page: 534 / 634

534 Jetter AG
10 Programming
10.19 User-programmable CAN-Prim interface
The user-programmable CAN-Prim interface allows to send and receive CAN
messages. The CAN messages are completely processed in the application
program.
This feature is not only apt for CANopen® devices. The customer can rather
communicate with third-party devices which are based on a CAN protocol.
The user-programmable CAN-Prim interface can be used for the following
applications:
 Devices which are equipped with a CAN interface can be controlled via
proprietary protocols.
 Controlling of CANopen® capable devices
 ...
To be able to program user-programmable CAN-Prim interfaces basic
knowledge of Controller Area Networks (CAN) is required. These are some of
them:
 Structure of CAN messages

CANopen® features
Topic Page
Restrictions regarding the CAN-Prim interface ........................................... 535
User-programmable CAN-Prim interface - Operating principle .................. 539
Internal processes of the CAN-Prim interface ............................................ 540
Register description - CAN-Prim interface .................................................. 541
CAN message box - Description of registers for direct access .................. 546
CAN message box - Description of registers for indirect access................ 552
Using the CAN-Prim interface ..................................................................... 556
Using CAN-ID masks .................................................................................. 559
RTR frames via CAN-Prim interface ........................................................... 560
CAN-Prim interface
CAN-Prim - The benefit
Applications
Required programmer's
skills
Contents