Beckhoff EtherCAT Technology Section I Instrukcja Użytkownika Pobierz pdf (Strona 15)

ABBREVIATIONS

Slave Controller – Technology I-XV

EPU

EtherCAT Processing Unit. The logic core of an ESC containing e.g. registers,

memory, and processing elements.

Fast Ethernet

Ethernet with a transmission speed of 100 Mbit/s.

FCC

Federal Communications Commission

FCS

Frame Check Sequence

FIFO

First In First Out

Firewall

Routers or other network component that acts as a gateway to the Internet and

enables protection from unauthorized access.

FMMU

Fieldbus Memory Management Unit

FoE

File access over EtherCAT

Follow Up

Message that follows Sync and indicates when the Sync frame was sent from

the last node (defined in IEEE 1588).

FPGA

Field Programmable Gate Array

FPRD

Configured Address Physical Read

FPWR

Configured Address Physical Write

FPRW

Configured Address Physical ReadWrite

FRMW

Configured Address Physical Read Multiple Write

Frame

See PDU

FTP

File Transfer Protocol

Get

Access method used by a client to read data from a device.

GND

Ground

GPI

General Purpose Input

GPO

General Purpose Output

Hardware

I²C

Inter-Integrated Circuit, serial bus used for SII EEPROM connection

ICMP

Internet Control Message Protocol: Mechanisms for signaling IP errors.

IEC

International Electrotechnical Commission

IEEE

Institute of Electrical and Electronics Engineers

INIT

INIT state of EtherCAT state machine

Interval

Time span

Internet Protocol: Ensures transfer of data on the Internet from end node to end

node.

Intellectual Property

IRQ

Interrupt Request

ISO

International Standard Organization

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 ... 115 116

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