3 simpliq communication, Simpliq communication -3, Simpliq – ElmoMC CANopen DS 301 Implementation Guide User Manual
Page 8: Communication

Term / Abbreviation
Definition
COB-ID
A binary bit-field that includes the ID of the server with which
the master talks, and the type of COB.
EDS
Electronic data sheet; a standard form of all CAN objects
supported by a device. The EDS is used by external CAN
configurators.
ID
Identifier; the name by which a CAN device is addressed.
LSB
Least Significant Bit (or Byte)
LSS
Layer setting service: methods for configuring the ID and baud
rate of a slave, using the standard DSP 305.
MSB
Most Significant Bit (or Byte)
Object
A CAN message with a meaningful functionality and/or data.
Objects are referenced according to addresses in the object
dictionary. DO: Data object.
OD
Object dictionary, which is the full set of objects supported by
the node. It is the interface between the application and
communication (see “Object” below.)
PLC
Programmable controller. A PLC can serve as a CAN master for
SimplIQ digital servo drives.
Receive
In this manual, “received” data is sent from the control
equipment to the servo drive.
Transmit
In this manual, “transmitted” data is sent from the servo drive to
the other equipment.
Table 1-1: Terms and Abbreviations
1.3
SimplIQ
Communication
SimplIQ digital servo drives support two types of serial communication:
RS-232
CANopen
SimplIQ digital servo drives can simultaneously communicate using both CAN and RS-
232 communication lines, which are always open for communication. The communication
parameters are set using the PP command.
CANopen DS 301 Implementation Guide
Introduction
MAN-CAN301IG (Ver. 2.1)
1-3