Omron SYSMAC C200HW-PCS01-EV1, Operation Manual

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143
10-2-4 Communications Timing Chart
The timing of the status changes of the bits in the socket status area and the
Instruction Enabled Flag is shown in the following diagram.
1
0
1
0
1
0
1
0
1
0
Instruction Enabled Flag
Opening Flag
Receiving Flag
Sending Flag
Closing Flag
Open flag
1
0
1
0
Open request
received
Open complete
Receive request
received
Receive complete
Send request
received
Send complete
Close request
received
Close complete
10-2-5 Socket Service Timing Chart
The timing of the socket service open, send, receive and close request com-
mands are shown in the following diagrams.
OPEN REQUEST
1
0
1
0
1
0
Instruction Enabled Flag
CMCR response code
Opening Flag
Open Flag
Results storage area
Running Running
Error response code
Normal response code
OPEN REQUEST
command received Error
end OPEN REQUEST
command received Normal
end Open complete
(normal end)
Store normal response code
CLOSE REQUEST
1
0
1
0
1
0
Instruction Enabled Flag
CMCR response code
Closing Flag
Close Flag
Results storage area
Running Running
Error response code
Normal response code
Store normal response code
CLOSE REQUEST
command received CLOSE REQUEST
command received Error
end Normal
end Close complete
(normal end)
Using Socket Services
Section 10-2