All Questions
9
questions
0
votes
1
answer
35
views
Can TCC-100/100I Series Industrial RS-232 to RS-422/485 converters with optional 2 kV isolation convert RS485 to RS232? [closed]
I want to convert RS485 to RS232 to connect it to a Moxa Nport 5610 - 16 port RS-232 Ethernet serial device server.
Can I use a TCC-100/100I Series Industrial RS-232 to RS-422/485 converter to convert ...
0
votes
1
answer
122
views
Modbus ASCII messages delimiter
I need to implement Modbus messages reception over UART. For RTU it's easy because UART on my uC has configurable idle receive line detection. However, for ASCII the task is tricky - the delimiter is ...
- 11
1
vote
1
answer
2k
views
RS232 Modbus to USB wiring
I have a RS232 device that sends data following the modbus protocol. I have problems communicating with it and I think my wiring is wrong. Since most modbus devices work over RS485 it is hard to find ...
- 143
1
vote
1
answer
567
views
Modbus RTU over RS232 link
I am designing a convertor board that will interface three device with Modbus RTU RS232 port to a Modbus RTU RS485 network.
Slaves supports Modbus RTU, but their ports is different from master port.
...
- 446
0
votes
3
answers
2k
views
How to mount a DB-9 adapter to an enclosure
I have a DB-9 connector that needs to be mounted to an electronics enclosure. This hole for the DB-9 connector will be manually cut out.
Question: How can the DB-9 connector be secured to the ...
- 1,151
0
votes
2
answers
1k
views
Microcontroller Interface with Modbus Serial [closed]
I'm a beginner and I'm trying to acquire data from a microcontroller with Modbus serial protocol in order to create an interface with LabVIEW. I'm using a Prolific Technology USB-RS232 converter and ...
0
votes
1
answer
958
views
Modbus raw data COM capture file example?
I'm attempting to use a RS232 tap to sniff a serial connection between two devices that are communicating using Modbus RTU.
I'm looking for any capture files taken from sniffing a COM connection or ...
- 103
3
votes
3
answers
20k
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Serial, RS232, Modbus, UART and TCP
I want clearly know this,
Serial is protocol right?
Then what is the Modbus? Is it under serial.
And what are RS232 and RS485?
What is UART and serial and UART same?
What about TCP?
TCP and serial ...
- 315
2
votes
3
answers
2k
views
Holding register in microcontroller for Modbus RTU
I'm very new in microcontrollers and Modbus.
I want to do Modbus RTU server device using RS232. I read Modbus documentation from the modbus.org site but I'm still not clear about a few things.
How do ...
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