Glossary

CAN

Controller Area Network

CDM

CANopen Device Monitor

CiA

CAN in Automation e.V.

CMS

CAN Message Specification

COB

Communication Object (CAN Message)

COB-ID

Communication Object Identifier

CRC

Cyclic redundancy check. Bit error protection method for data communication

CSDO

Client SDO

DAM

Destination Address Mode

EDS

Electronic Data Sheet. This is a file with the device specific parameter description and is provided by the manufacturer of a DeviceNet or CANopen device.

EMCY

Emergency Object

HAL

Hardware Abstraction Layer

ISR

Interrupt Service Routine

LME

Layer Management Entity

LMT

Layer Management

LSS

Layer Setting Services

MPDO

Multiplexed PDO

NMT

Network Management

OD

Object Dictionary

PDO

Process Data Objects. They are messages in an unconfirmed service. They are used for the transfer of real-time data to and from the device.

RPDO

Receive PDO

RTR

Remote Transmission Request

SAM

Source Address Mode

SCT

Safeguard Cycle Time (CANopen Safety)

SDO

Service Data Objects, messages in a confirmed service. They are used for the access of entries in the object dictionary.

SRD

SDO Requesting Device

SRDO

Safety Relevant Data Objects

SRVT

Safety Relevant object Validation Time (CANopen Safety)

SSDO

Server SDO

SYNC

Synchronization Object (CANopen communication object)

TIME

Time Stamp Object

TPDO

Transmit PDO

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