CAS Modbus RTU Parser
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Have you ever needed to analyze a Modbus RTU message?
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Excutable (166k) Please Read the copyright and disclamer before downloading this tool. |
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Example:
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This is an example a common Modbus RTU message being analyzed.
Modbus RTU message:
[0b] [17] [00] [04] [00] [06] [00] [0f] [00] [03] [06] [00] [ff] [00] [ff] [00] [ff] [ab] [cd]
Frame Analysis
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The frame has no errors.
Poll Analysis
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Device Address = 11 = 0x0b
Function = 23 = 0x17 = Read or Write 4x Registers
Read Point Addr = 40005
Read Qty = 6
Write Point Addr= 40016
Write Qty = 3
Write Data: Point Address =40016 Value =255 =0x00ff
Write Data: Point Address =40017 Value =255 =0x00ff
Write Data: Point Address =40018 Value =255 =0x00ff
Version history
Top- CAS Modbus RTU Parser v1.00cD (15 Feb 2006)
- Corrected: some numbers intended for printing in hex were printing decimal
- Corrected: If both poll and response selected then both poll and response are analysed. Previsouly not.
- Corrected: If poll or response are exceptions then this is now recognized and printed correctly.
- New: Can process client or server log files.
- All lines containing 'TX :' or 'RX :' are processed as poll/response pairs.
- For client files: TX indicates a poll and Rx indicates a reponse
- For server files: TX indicates a response and Rx indicates a poll
- Output is written to a file.
- New: Screen output can now be copied to copy-buffer by click of a button
- New: Checksum validation is done during frame validation phase.
- Corrected: Sample message has valid checksum
- Corrected: Auto update will now download the new installer instead of sending you to a webpage to download the new version.
- Older history
Convert to a different protocol
TopWe can converte a Modbus RTU message to just about any other industrial protocol
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