E94AYCEN communication manual (Ethernet)
Parameter data transfer
Reading parameters from the controller
40 L EDS94AYCEN EN 9.0 - 09/2012
Tip!
The GCI header will be described in greater detail during the course of this manual.
The other signals refer to the transfer characteristics of the Ethernet telegram,
which are not described in this documentation.
7.2 Reading parameters from the controller
With the service identification (GSV) = 0x82 in the GCI header parameter data can be read
from the controller:
7.3 Writing parameters to the controller
With the service identification (GSV) = 0x83 in the GCI header parameter data can be
written to the controller:
Client Server
(PC) Request (9400)
Request GMT GSV GMQ GTI SIZE SIZE res res User data Indication
0x01 0x82 0x00 0xXX 0xXX 0xXX 0x00 0x00
Response
Confirmation GMT GSV GMQ GTI SIZE SIZE res res User data
(error code)
Response
0x01 0x82 0x80 0xXX 0xXX 0xXX 0x00 0x00
Client Server
(PC) Request (9400)
Request GMT GSV GMQ GTI SIZE SIZE res res User data Indication
0x01 0x83 0x00 0xXX 0xXX 0xXX 0x00 0x00
Response
Confirmation GMT GSV GMQ GTI SIZE SIZE res res User data
(error code)
Response
0x01 0x83 0x80 0xXX 0xXX 0xXX 0x00 0x00
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