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The Serial Port, Dual Serial & Printer Port (Issue 2)

An Issue 2 Dual Serial & Printer Board with ROM version 0.41. These boards have a maximum speed of 230400 bps.

Later serial cards were produced by Atomwide . Detail of the Atomwide card is HERE .

Issue 1 & 2 boards only work in RiscPCs if the EPROM is removed and the driver softloaded. The latest drivers for Issue 1 & 2 cards is HERE .

Further details of the Dual Serial Board and the driver software are available on Hugo Fiennes  web site.

Date : 1993

Manufacturer : P.C. Arnold Technical Services

Physical Description : Expansion board.

This exhibit has a reference ID of CH49043. Please quote this reference ID in any communication with the Centre for Computing History.

Scan of Document: The Serial Port, Dual Serial & Printer Port (Issue 2)

Click on the Image For Detail

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