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Hi guys,
I tried to compile on OS X libmodbus on OS X 10.9 and it failed due to strlcpy is already defined. The following small pathes resolved the issue.
libmodbus/libmodbus-3.1.2/src/modbus.c
``…
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Hi,
Really appreciate for the library. Actually I am implementing Modbus RTU in an embedded device Digi Module Connect me 9210. I am having the connection issue on both RTU and TCP Side. could you pl…
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Hello,
I use version 3.0.1 of Ubuntu 12.04 libmodbus in RTU mode to test a
Modbus slave under development.
libmodbus works great for read and write registers.
But I have a problem with the modbus_rep…
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We are using libmodbus library to read register values from energy meter EM6400 which supports Modbus over RTU. We are facing the following two issues.
1) We are facing issue with Modbus_read_register…
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Hi,
I am writing a loopback program to test Modbus quality of service. First time when the modbus_write_registers() is called, it has no error. However, the second time it is called, the following er…
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Consider following code:
``` c++
int ModbusDevice::modbusReceiveData( void )
{
if( mb == nullptr )
return -1;
int regCnt = 0;
for( ModbusResourceObjectList::iterator obj = mbMeas…
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Hi, libmodbus authors,
We're using modbus on our arm linux app to talk to our Soc app, but the Soc app side cannot reserve enough memory for CRC16 tables. Would you consider add a modbus api to a…
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I have a BBB and I would like it to connect to my PC (Windows 7) by RS232 cable
I completed the BBB libmodbus source code and it could write the register well (modbus_write_register) (I guess), becaus…
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1. Version: 3.1.2 downloaded and compiled and installed from https://github.com/stephane/libmodbus/archive/master.zip
2. Run on a raspberry pi (4 core ARMv7)
3. RTU backend
4. Debug output:
pi@modb…
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Hi,
can anyone help me to use libmobbus library in Qt. I am using arm-linux-gnueabihf-gcc 4.6 compiler.
how can i use these library in my application.