
How to use Modbus TCP with Weintek’s CODESYS
Learn how to set up Weintek’s CODESYS to communicate with
At Weintek USA, we understand that seamless control and intuitive operation are at the core of industrial automation. With our advanced HMI software, developers can easily design flexible, scalable projects that grow with the complexity of the system. It equips machine builders with powerful features like data-logging, alarming, recipes, scripting, IIoT connectivity and easy integration with leading PLCs or proprietary control components. Whether you’re developing a new automation system or upgrading an existing one, our solutions make programming and control effortless.
Weintek HMIs support the latest industrial communication protocols, making system integration effortless. Whether connecting to a SCADA system, cloud service, or third-party automation hardware, our software ensures fast, reliable data exchange. With MQTT, OPC UA, and SQL database support, our HMIs enable smart manufacturing and IIoT applications.
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Learn how to set up Weintek’s CODESYS to communicate with

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With so many HMI software options out there, how do
Yes! Weintek HMIs support connections with a wide range of PLCs. To get started, please refer to our PLC connection guides available on our website. These resources provide step-by-step instructions on the required settings and configurations.
You can download 3D CAD files directly from our forum at forum.weintekusa.com. If you’re looking for 2D CAD files, feel free to contact our support team at su*****@********sa.com –just let us know the model or part number you need.
To program a Weintek HMI, you’ll need EasyBuilder Pro. You can download the latest version—along with EasyAccess 2.0 and other related tools—for free from our forum at forum.weintekusa.com. Be sure to create an account to access the ‘Downloads’ section.
EasyBuilder Pro is also available directly from the EasyBuilder Pro page on our website for added convenience.
If your HMI is licensed for EasyAccess 2.0, you can download the app for Windows, Android, or iOS and connect to your device remotely. For activation steps and system requirements, please visit the support section of our website.
Weintek HMIs with built-in CODESYS support require an activation card. To activate the CODESYS runtime, or if you have questions about the process, please reach out to our team at sa***@********sa.com
Firmware and OS updates are not available for direct download. If you need to update your HMI, please contact our support team at su*****@********sa.com, and we’ll be happy to assist you.
The Data Sampling Object in EasyBuilder Pro provides a simple and reliable way to log data from your devices over time, helping you keep a clear record of system behavior.
Setting up alarms in EasyBuilder Pro is straightforward. Just use the alarm objects under the “Data/History” tab to monitor and respond to key events.
Weintek HMIs support a wide range of MQTT brokers, including AWS IoT, Azure IoT Hub, and Google Cloud IoT Core, allowing you to easily integrate with your preferred cloud service.
Weintek HMIs can connect to several popular SQL databases, such as MySQL, Microsoft SQL Server, and SQLite, making it easy to manage and log your data.