https://forge.codesys.com/forge/talk/Engineering/thread/bd3ef7de7b/2024-07-17T07:30:55.800000ZRecent posts to Change modbus server parameters from program2024-07-17T07:30:55.800000Z2024-07-17T07:30:55.800000Zkislovhttps://forge.codesys.com/u/kislov/https://forge.codesys.combdba198b25829963b4f14c9c8e475efa511a6372

<div class="markdown_content"><p>Use:<br/> Modbus_Serial_Deivice.UpdateComPortSettings(...)<br/> <a href="https://content.helpme-codesys.com/en/libs/IoDrvModbusSerialSlave/Current/pou-ModbusSerialDeviceDiag/UpdateComPortSettings.html" rel="nofollow">https://content.helpme-codesys.com/en/libs/IoDrvModbusSerialSlave/Current/pou-ModbusSerialDeviceDiag/UpdateComPortSettings.html</a></p> <p>Please note that after PLC reboot the values from the GUI (from your screenshot) will be applied again. So you need to save values from HMI in RETAIN and restore them after start of application.</p></div>

2024-07-16T11:57:24.029000Z2024-07-16T11:57:24.029000Zbrzozka100https://forge.codesys.com/u/brzozka100/https://forge.codesys.com301b53b43a0e9556441ae75e80340b58cfd60b2a

<div class="markdown_content"><p>Hello,<br/> is there a possibility to change modbus server parameters (baud rate, parity, etc.) configured in devices tree from PRG?<br/> I need to be able to change them, for example, from HMI.</p></div>