Search Results for "modbus library"

SnapModbus is an Open-Source multi-platform suite (library and tools) to manage Modbus communication in strict adherence to the modbus.org specifications, both master and slave side. It supports all the functions described in the documents: * MODBUS APPLICATION PROTOCOL SPECIFICATION V1.1b3 * MODBUS MESSAGING ON TCP/IP IMPLEMENTATION GUIDE V1.0b * MODBUS over Serial Line - Specification and Implementation Guide V1.02 through the standard transport protocols and the most widespread unofficial protocols (UDP, RTU Over TCP, RTU Over UDP) It’s released under lglp v3, so it’s free also for commercial use.

Modbus TCP, Modbus UDP and Modbus RTU client/server library for .NET 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) V5.6: Upload lates version - This will probably the last version for .NET Framework 4.0 - The next Version will be based on new .NET5 and redesigned V5.5: Bugfixes and MQTT Bridge removed V5.0: Major Bugfixes and Event Handlers changed V4.4 HF1: Bugfix excessive CPU-Load Modbus TCP Server V4.4: Bugfix Modbus RTU and MQTT V4.3: Bugfixes Modbus RTU Webview for Modbus Server Simulator and MQTT functionality for Server

Modbus TCP Server simulator and library for .NET and Java implementation. See Library and source code: www.easymodbustcp.net For Connection to Modbus-TCP, Modbus-UDP clients, and Modbus RTU Master. Server listens at port 502 (can be changed). Shows also Protocol informations. Allows Multiple connections Digital Inputs; Coils; Input Registers and Holding Registers can be viewed and changed in a table-view Version V2.5: - Upgrade Library with new functions Version V1.1: - Asynchronous Reading and Writing to Speed up Server Version V1.0: - Bugfixes Version V0.96: - Bugfix - Server Simulator available as Java-Version Version V0.95: - Modbus UDP supported Version V0.94: - Some Bugfixes Version V0.93: - Added Function code 16 (Write Multiple Registers) - Some measures to speed up Modbus-Server - DLL-Library for .NET implementations added Version V0.92: - Added Function code 15 (Write Multiple Coils)

...Supports CRC16 (including MODBUS) and CRC32.