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I would like to use mbpoll in place of [ModbusPal](http://modbuspal.sourceforge.net/) as a Modbus slave simulator for testing purposes. Is that possible? ModbusPal is GUI based, but my lightweight Ubu…
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I have several network cards.
Where can I change ethernet port, which will be used in libmodbus?
I work on QNX NEUTRINO RTOS.
acrap updated
7 years ago
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Hi, Stephane,
I'm facing couple of issues in RS485 support.
If I understand correctly, libmodbus has two ways to control DE signal for RS485.
1. All signal handling is done inside device driver (in …
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libmodbus version 3.1.4
Window OS, 64bit
C programming in Visual Studio 2015
## Description
I am trying to request input register data from a modbus PLC simulator (slave) using Visual…
ghost updated
6 years ago
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Hi,
I use the stable version of libmodbus (3.0.6) but I noticed a problem.
If a set a timeout passing a timeval to the modbus_set_response_timeout,
like 10ms, it's not respected but the program is…
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We [resolved to split up the machinekit package at the last meeting](http://blog.machinekit.io/2015/11/summary-of-open-discussion-at-nov-2015.html) but have not yet delivered on that decision. This is…
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I need the ability to gracefully close/exit/abort a Modbus server thread that is blocked in modbus_receive(). At present, I am unable to get the blocking call to modbus_receive() to return. Invoking…
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Platform: Beaglebone Black Angstrom linux
libmodbus: latest version
ctx = modbus_new_rtu("/dev/ttyO4", 9600, 'N', 8, 1);
modbus_rtu_set_serial_mode(ctx, MODBUS_RTU_RS485);
modbus_set_sla…
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Hello,
I'm using libmodbus stable version v3.0.6 to play as one rtu master. I was reported the master did not follow the t1.5 timer rule on the clause 2.5.1.1 of [http://www.modbus.org/docs/Modbus_…
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On current master and:
MINT 18.2 'Sonja'
Cinnamon 64-bit
with Kernel:
4.10.0-28-generic
I did:
```
cd
sudo apt-get install git git-gui
git clone https://github.com/LinuxCNC/linuxcnc.git lin…