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High resolution timer for 8-relay boards.

Quick Timer R8X 2.2.0.509


Quick Timer R8X is high resolution programmable timer. It controls 8-channel relay controller boards of National Control Devices. It's fit for lights control, science experiment, home automation, industry control, energy conservation and so on.

free download trial (365 Kb) :: order online ($169.00)


High resolution timer for 16-relay boards.

Quick Timer High 2.2


Quick Timer High/R16Xis high resolution programmable timer. It controls 16-channel relay controller boards of National Control Devices. It's fit for lights control, science experiment, home automation, industry control, energy conservation and so on.

free download trial (418 Kb) :: order online ($249.00)


Programmable timer software for relay boards.

Quick Timer R2X 2.5.1


Quick Timer R2X is high resolution programmable timer software to control 2-channel relay boards of It's fit for lights control, science experiment, home automation, industry control, energy conservation and so on.

free download trial (1.54 Mb) :: order online ($79.00)



VB tcp Client/Server socket communications

Client/Server Comm Lib for Visual Basic 6.1


TCP/IP UDP sockets client/server component library for VB and VB.NET to communicate across a network. Allows multiple servers and clients simultaneously. Create proxy, chat, file transfer, HTTP, SMTP, POP3, FTP and DNS client programs. Win32/Win64.

free download trial (553 Kb)


Control devices without any programming.

N-Button Lite 1.9.5.1376


It creates up to 16 widgets to control serial port and Netwok related devices without any programming. It supports Serial Port/USB and Network connection between PC and devices. It allows you to access and control the widgets remotely.

free download trial (2.53 Mb) :: order online ($49.00)


Tcp Client Sever is a useful network utility.

Tcp Client Server 1.0.4


Tcp Client Sever is a useful network utility for testing network programs, network services, firewalls and intrusion detection systems. Tcp Client Sever can also be used for debugging network programs and configuring other network tools.

free download (587 Kb)



Send emails directly from PC to recipient

Local SMTP Relay Server 5.21


SMTP server program for Windows that lets you send email messages directly from your computer. Along with a mass mailer the program can be used as a relay server for sending newsletters, distributing messages to different mailing lists

free download trial (16.77 Mb)


RS232/RS485/RS422/TTL Serial Port and TCP/IP

Serial TCP 1.1


The Serial-TCP program bridges your existing Serial COM port and TCP/IP without the need for changing existing protocol. It works seemlessly and transparently, just like a pair of passive RS-232/RS-485/RS-422 repeaters.

free download (3.92 Mb)


Control 2-channel relay boards with Pocket PC

Quick Timer R2X PPC 2.2


Quick Timer R2X PPC is high resolution timer for Pocket PC (WM5.0, WM6.0). It controls 2-channel ProXR relay boards of National Control Devices. It's fit for lights control, science experiment, home automation, industry control and so on.

free download trial (819 Kb) :: order online ($29.00)


HsTcp2Com - IP to COM port bridge software

HsTcp2Com 2.0.5


HsTcp2Com - TCP and UDP/IP to serial COM port conversion software. HsTcp2Com is a communications software for Windows which allows to bridge data between serial ports (RS232, bluetooth, IrDA, USB) represented as COM ports and TCP or UDP links

free download trial (651 Kb)


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