ActiveX Control

Modbus RTU & ASCII Master ActiveX Control

For Connection to Modbus Slave Devices


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(Includes 30 Day Trial License for new users)

Modbus RTU & ASCII Master ActiveX Control Product Summary

This product was moved to Final Release status on Jan 1, 2014. Software maintenance and technical support was discontinued at that time.
We do not recommend this product for new projects and are primarily offering it to developers who need to maintain legacy projects.
For new projects, we recommend using ASComm.NET or ASComm IoT.

Modbus Master ActiveX Control provides high-performance connectivity to Modbus RTU & ASCII Slave PLCs, instrumentation, and embedded devices via serial port.

Use VB6, Visual C++ 6.0, VBA, VB.NET, or C#.NET to create HMI/SCADA applications with our easy to use ActiveX Controls.

Allows your application to read & write registers on Modbus Slave devices without PLC program modifications.

Powerful pre-built example applications with VB6 source code included in development package.

Runtime-free for qualified applications

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Revision History
License Agreement

Catalog Information

Select Developer Edition License or Team Edition License type using the navigation buttons below for additional information.

For developers who need to build deployable, non-commercial applications.

One development license is required for each development seat.

For multiple developers, consider Team Edition licensing.

Projects built with a Developer Edition License generate an embedded runtime license which is embedded into your executable assembly.

The embedded runtime license system eliminates the need for license activation steps on runtime PCs.


Catalog Item ASMBSERIAL-FD
Price (USD) $399
Tech Support Unsupported
Updates Current version only, in final release status
Online Purchase Buy Now
Offline Purchase Order Form or Call
Version Revision History
Availability Immediate via Internet Download
Catalog Item: ASMBSERIAL-FD
Price (USD): $399
Tech Support: Unsupported
Updates: Current version only, in final release status
Online Purchase: Buy Now
Offline Purchase: Order Form or Call
Version: Revision History
Availability: Immediate via Internet Download

For development teams that need to build deployable applications.

Team Edition offers discounted Developer Edition Licenses for development teams starting at two seats.

Team Edition accounts are managed by a single account administrator.

Projects built with a Team Edition license generate an embedded runtime license which is embedded into your executable assembly.

The embedded runtime license system eliminates the need for license activation steps on runtime PCs.


  Two Developer Team Three Developer Team Four Developer Team Five Developer Team
Catalog Item ASMBSERIAL-TEAM-2 ASMBSERIAL-TEAM-3 ASMBSERIAL-TEAM-4 ASMBSERIAL-TEAM-5
Price (USD) $878 $1207 $1536 $1865
Online Purchase Buy Now Call to Order Call to Order Call to Order
Offline Purchase Order Form or Call
Tech Support Unsupported
Updates Current version only, in final release status
Version View Revision History
Availability Immediate via Internet Download

Two Developer Team

Catalog Item: ASMBSERIAL-TEAM-2
Price (USD): $878
Tech Support: Unsupported
Updates: Current version only, in final release status
Online Purchase: Buy Now
Offline Purchase: Order Form or Call
Version: Revision History
Availability: Immediate via Internet Download


Three Developer Team

Catalog Item: ASMBSERIAL-TEAM-3
Price (USD): $1207
Tech Support: Unsupported
Updates: Current version only, in final release status
Online Purchase: Call to Order
Offline Purchase: Order Form or Call
Version: Revision History
Availability: Immediate via Internet Download


Four Developer Team

Catalog Item: ASMBSERIAL-TEAM-4
Price (USD): $1536
Tech Support: Unsupported
Updates: Current version only, in final release status
Online Purchase: Call to Order
Offline Purchase: Order Form or Call
Version: Revision History
Availability: Immediate via Internet Download


Five Developer Team

Catalog Item: ASMBSERIAL-TEAM-5
Price (USD): $1865
Tech Support: Unsupported
Updates: Current version only, in final release status
Online Purchase: Call to Order
Offline Purchase: Order Form or Call
Version: Revision History
Availability: Immediate via Internet Download

Key Benefits

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Does not require Schneider or other 3rd party drivers

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Supports Modbus RTU & ASCII protocol

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Extremely fast, optimal transaction time 5~10 mSec

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Supports native Modbus register types

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Data types supported: Integer, Discrete, Long, Float, BCD.

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No limit on number of nodes.

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Supports 125 word reads, 100 word writes in a single transaction.

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Synchronous and asynchronous read/write methods

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No limit on number of devices or data points

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Multi-threaded for high data throughput

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Includes extensive help system

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Example applications with VB6 source code included

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Easily connect business systems to factory floor systems

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No shipping charges for online delivery

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Immediate Internet delivery and online license activation

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No runtime fees or keys for qualified applications, see License Agreement

Compatibility

Modbus Functions

  • 1 - Read Coils
  • 2 - Read Discrete Inputs
  • 3 - Read Holding Registers
  • 4 - Read Input Registers
  • 5 - Write Single Coil
  • 6 - Write Single Register
  • 7 - Read Exception Status
  • 8 - Diagnostics
  • 15 - Write Multiple Coils
  • 16 - Write Multiple Registers
  • 17 - Report Slave ID
  • 20 - Read File Record
  • 21 - Write File Record
  • 22 - Mask Write 4x Registers
  • 23 - Read/Write 4x Registers
  • 100 - Scattered Read

Address Modes

  • Generic 0-based
  • Generic 1-based
  • Modicon 5-digit (1, 10001, 30001, 40001)
  • Modicon 6-digit (1, 100001, 300001, 400001)

Software

Operating System

  • Windows Server 2012
  • Windows 8.x
  • Windows 7
  • Windows Vista
  • Windows Server 2008