Modbustcp; Process Data; Digital Data; Typical Register - Pepperl+Fuchs AS-i Compact Manual

EtherNet/IP + Modbus TCP-Gateways

ModbusTCP

6. ModbusTCP
6.1

Process data

Description of the ModbusTCP process data.
Information!
The ModbusTCP interface can manage maximum of 5 simultaneously active
TCP connections on port 502.
The number of Modbus commands that are transmitted via one IP telegram is limited
only by the size of the IP packet.
6.1.1

Digital data

These data must be integrated into the control in order to access the slaves in the
AS-i circuits.
6.1.1.1

Typical register

AS-i circuit 1
process data and actual configuration data
4 x reference
4097 ... 4112
4113 ... 4128
4225
4226
AS-i circuit 2
process data and actual configuration data
4 x reference
8193 ... 8208
8209 ... 8224
8321
8322
10
access data
r/- input data image (IDI)
r/w output data image (ODI)
r/- EC flags
r/w hi flags
access data
r/- input data image (IDI)
r/w output data image (ODI)
r/- EC flags
r/w hi flags
Tab. 6-1.
Tab. 6-2.