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### The problem
I am using a USB2Serial (RS485) adapter to get data from an energy meter, what has worked well for months.
After Updating from 2024.3.3 to 2024.4.3, I get the following error:
`…
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Hi!
I'm testing the following code as a link between https://sourceforge.net/projects/qmodmaster/ and https://pypi.org/project/pyModSlave/. As hardware, I'm using a NodeMCU 1.0 and a USB/TTL conver…
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Hi,
I'm creating a new integration to Growatt Model M6000HX-48-BP using Home Assistant and serial port /dev/ttyUSB0. Once I defined the serial port parameters I checked the log and found the follow…
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### What happened?
modbus rtu over serial port will not work correct because the serial may be not write all data to the pc(or memory?), due to this, if read serial port immediately after send comman…
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I want to be able to read holding registers in "blocks" (i.e a group of registers) and also as single registers. Here's my attempt at doing so:
Slave code on an ESP32 s3
```
#include
#include
…
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Is it possible to configure a serial direction pin when using Modbus RTU?
I am communicating between a Raspberry Pi 4 and a CLM8 Intelligent Junction Box (load cell amplifier).
I am sending using …
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Hi.
Ill try to make a bridge for RTU to TCP but when i use the modbus poll, to check the Modbus TCP, i cant connect with modbus TCP, only with UDP. And i really lost in the port selection, because…
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Describe the bug
The esp32 UART rx FIFO threshold is fixed at 0x16 bytes, leading to premature end of frame detection and incorrect decoding of Modbus packets larger than 0x16 bytes.
When Modbus…
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**Describe the bug**
I do not know to what serial device to connect when using slave simulator and end up with an exception when sending a payload.
**To Reproduce**
Steps to reproduce the behav…
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### Which node-red-contrib-modbus version are you using?
5.31.0
### What happened?
I am testing this library to read the Delta PLC DVP14SS2 controller, which operates in Modbus ASCII mode. I …