Modbus TCP, Modbus UDP and Modbus RTU client/server library and Simulators for JAVA

Suitable for data exchange between JAVA-Applications and PLCs like Schneider-electric; Siemens S7; Wago; Bosch-Rexroth; CoDeSys Devices and many more.

Download Package at:

Supports Function Codes:

• Read Coils (FC1)
• Read Discrete Inputs (FC2)
• Read Holding Registers (FC3)
• Read Input Registers (FC4)
• Write Single Coil (FC5)
• Write Single Register (FC6)
• Write Multiple Coils (FC15)
• Write Multiple Registers (FC16)
• Read/Write Multiple Registers (FC23)

See http://www.easymodbustcp.net for implementation guide and codesamples

javadoc: http://easymodbustcp.net/javadoc/javadoc/index.html

License: Attribution-NoDerivatives 4.0 International (CC BY-ND 4.0)

You are free to:

Share — copy and redistribute the material in any medium or format for any purpose, even commercially. The licensor cannot revoke these freedoms as long as you follow the license terms.

Under the following terms:

Attribution — You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use. NoDerivatives — If you remix, transform, or build upon the material, you may not distribute the modified material. No additional restrictions — You may not apply legal terms or technological measures that legally restrict others from doing anything the license permits.