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| <== Date ==> | <== Thread ==> |
|---|
| Subject: | Modbus write/read data error help. |
| From: | "Xin, Susheng via Tech-talk" <tech-talk at aps.anl.gov> |
| To: | "tech-talk at aps.anl.gov" <tech-talk at aps.anl.gov> |
| Date: | Tue, 10 Jun 2025 20:54:46 +0000 |
|
Hi Modbus expert, I am working on a Modbus RTU Temp & humidity sensor. Here is the driver configuration and error message after running the IOC. It seems the write/read length has error.
I am new to Modbus and don’t know how to make the correction. The last picture is the device protocol.
Susheng Xin Brookhaven National Laboratory Tel: 631-344-8477 |
