General Information On The Io-Link; General Specification Io-Link - Festo EHPS LK Series Instructions & Operating

IO-Link Interface description
9.1

General information on the IO-Link

Data exchange
Fig. 5 Data exchange
Handshake
Data must be transferred between controller and gripper using the Handshake protocol. The data
receiver confirms data reception by setting a bit. Another command cannot be sent until the previous
data transfer has been completed.
Fig. 6 Handshake
9.2

General specification IO-Link

Feature
Protocol
IO-Link, protocol version
IO-Link, communication mode
IO-Link, SIO mode support
IO-Link, port class
IO-Link, number of ports
Festo — EHPS-...-LK — 2019-08
Specification
IO-Link
Device V 1.1
COM3 (230.4 kbaud)
no
Device B
Device 1
13