Serial & Parallel port cards (ISA-bus & PCI-bus)

USB & Firewire cards (PCI-bus)

USB & Firewire cards (PCMCIA-bus - For notebook computers)

Ultra ATA-133 Controller Cards (PCI-bus)

USB to RS-232/
RS-422/RS-485 serial converters

USB to IDE Adapter

USB to Audio Adapters

USB & Computer Sharing Devices

USB to PS/2 Adapter

USB Flash Drives

USB to Network Adapters

USB CompactFlash Readers

USB Internet Phone Adapters

Distinctive Ring Routers

Infrared Adapters & USB hubs

Serial, parallel, USB & Firewire cables

UART chips

TECH SUPPORT • Software & Drivers

Helpful Information

• How FIFO Interrupt Trigger Levels work
• Easily Check Your Internet Throughput Speed
• Click here for information regarding what to do if you install an ISA-bus card on a system with ISA-bus and PCI-bus slots, and the card won't function.
• Click here to view a picture of a motherboard with both PCI-bus slots and ISA-bus slots and a description of which is which.
• Looking for communications libraries for C/C++, Pascal, Power Basic, Visual Basic and Delphi? If so, check out http://www.marshallsoft.com.
• 16550 UART Specifications Table

Booklets for our Cards

Specific help with using our products on
various operating systems

• DOS
• Windows 95, 98 & ME
• Windows 2000, 2003, XP & Vista
• Windows NT
• Linux, FreeBSD, OS/2

• If you do not find the information you require within our Technical Support section,
please call our "live" phone Technical Support line, toll-free, at: 800.233.5561;
within office hrs. of: 10am - 5pm Eastern Time, Mon. - Fri.

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