Socket Applications; Format - Omron CS1W-ETN11 Operation Manual

Socket Applications

11-2 Socket Applications

11-2-1 Format

Command
code
Command Code
Socket Number
Results Storage Area
Parameters
The MRES codes are shown in the following table along with the results they
indicate. Refer to 10-6 Troubleshooting with Response Codes for details on
response codes including the SRES.
MRES
00 Normal completion
01 Local node error
02 Remote node error
03 Unit error (controller error)
04 Service not supported
05 Routing error
10 Command format error
11 Parameter error
22 Status error
23 Operating environment error
25 Unit error
The format of the following FINS commands partially differs when the sockets
are used.
Command code
MRC
27 01
02
03
04
10
11
12
13
14
The basic format of these commands is shown in the diagram below.
Socket Results storage area
number
Specifies the requested process.
Specifies the socket number for which the process is requested, from 1 to 8.
Specifies the area to store the results of the requested process.
Specifies the parameters for the command code. Parameters depend on the
command being executed; for details, refer to the following pages.
Execution results
SRC
UDP OPEN REQUEST
UDP RECEIVE REQUEST
UDP SEND REQUEST
UDP CLOSE REQUEST
PASSIVE TCP OPEN REQUEST
ACTIVE TCP OPEN REQUEST
TCP RECEIVE REQUEST
TCP SEND REQUEST
TCP CLOSE REQUEST
Number of bytes from the
beginning of the frame
Parameters
Section 11-2
Name
223
224
225
227
228
231
232
234
235
Page
215