Omron V460-H Series Connection Manual page 31
Industrial handheld dpm reader
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Also See for V460-H Series:
- User manual (456 pages) ,
- Communications manual (120 pages) ,
- Network connection manual (72 pages)
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● Send and Receive Messages
Send message
**
Header
Controller
Receive
**
message
(Response)
Header
Receive
**
message
(Error response)
Header
● Communications Sequence
The figure below shows the processing flow of TCP communications between the code
reader (server) and the controller (client).
Controller
(Client)
Open processing
Connection open request
Active
Connection open
Data send
processing
ACK (Acknowledge)
Next data send
processing
ACK (Acknowledge)
Data receive
processing
Close processing
**
**
**
**
Command data
**
**
**
**
Response data
**
**
**
**
Response data (Error code)
Code reader
(Server)
Passive open
Connection open
Send data
Data receive
request
Send data
Data send
request
Next data send
request
Close request
Close
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9. Project File
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Footer
Code reader
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Footer
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Footer
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