modbus

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Serial Timeout after certain request fails

2

When I use got timeout very frequent but didn't have any issue with modbuspoll Please correct me if I'm doing any mistake, FOR MODBUSPOLL: /data/modpoll/modpoll/linux_arm-eabihf/modpoll -b 115200 -p none -m...

JoyG42

illegal function

1

modbus: exception '1' (illegal function), function '131' Always inform there is a error. I only used very simple modbus/Tcp example like that. What's wrong with that? I also used modbus...

Zichen0829

Add RTU/ASCII Over TCP support

8

Add RTU/ASCII Over TCP support.

xft

Add support for Ascii over UDP client

1

Implement the Modbus Ascii communication over UDP connection

aliyakout

Error: response transaction id does not match request

2

If you leave this driver running long enough, you get this: ``` 2020-08-21T12:36:40Z I! [inputs.modbusgw] Modbus Error: modbus: response transaction id '51219' does not match request '51220' 2020-08-21T12:36:40Z I! [inputs.modbusgw]...

wz2b

Read data out of SMA sunnyBoy

2

Hey, maybe a bit stupid question, but do you think it's possible to use this package to read data out of my sunnyboy inverter? According to the website it supports...

rogierlommers

如题： 如果我想动态获得计算机串口号 如何获得本机的串口列表

fenglingxian

非标准modbus协议

1

标准modbus协议是地址在前功能码在后 这个怎么是相反呢

kjcx

Error : modbus: response unit id '1' does not match request '3'

1

Hi, I am new to modbus. When i keep slave id 1 and readCoil on modbus device , everything works perfect but changing the slave id to other then 1...

marthalas

I wanted to learn more about the MODBUS TCP protocol and found this library and started reading the sources to get a better understanding. I came across this in the...

muhlemmer