Interphase V/Ethernet 4221-1PT-AUI/UPT-128 Condor Single Ethernet Channel AUI/10BaseT Motherboard

The Interphase V/Ethernet 4221-1PT-AUI/UPT-128 Condor is a single-channel Ethernet motherboard for VMEbus systems, providing dual network connectivity through AUI and 10BaseT interfaces. Built on the Condor architecture - the second-generation multifunction I/O Host Bus Adapter platform - this board delivers scalable performance and cost efficiency for embedded networking applications requiring flexible media options.

Technical Specifications VMEbus Interface

8-, 16-, 32-bit VMEbus Master DMA capability

25 Mbytes/second Master Mode Burst/Sustained D32 transfer rate

Programmable VME interrupt levels and vectors Ethernet Channel

Single Ethernet channel with dual connectivity

AUI (Attachment Unit Interface) connector for legacy media and external transceivers

10BaseT (UPT) via standard RJ45 connector for unshielded twisted pair networks Architecture & Memory

Condor architecture supporting up to four Front End Channels (FECs)

Large on-board memory buffer for packet storage and processing

VMEbus DMA engine for efficient data transfer

Integrated CPU core with dedicated memory area and host bus interface

FECs interface directly to local bus

Key Features

Dual Ethernet connectivity eliminates media adapter requirements

25 Mbytes/second sustained throughput enables real-time data acquisition and control

Programmable interrupt/vector configuration simplifies integration into diverse VMEbus architectures

Modular Condor design allows multi-channel expansion up to four FECs in scalable configurations

On-board CPU and memory buffer reduce host processor overhead

Typical Applications Embedded network I/O for VMEbus real-time systems, industrial data acquisition platforms, telecommunications infrastructure, and legacy system network upgrades requiring backward compatibility with both AUI and modern 10BaseT networks.

Compatibility & Integration Designed as a VMEbus master adapter supporting 8-, 16-, and 32-bit transfers. Integrates within the Condor product family architecture for systems requiring single or multi-channel Ethernet connectivity. Compatible with standard VMEbus backplane implementations.