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The Machine Room is Back!
This is the recovered Machine Room from 2005. Please don't expect wonders. The look and feel of this site is nine years old, and so is its code. Some of the functionality has been recovered while the rest of the site is modernised and restructured. Watch this space!
Top :: Browse :: Western Digital :: WD-900

Western DigitalWD-900

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No known owners (I still own one | I used to own one). I have seen one.
Search Google or Ebay United States for Western Digital WD-900 (more links, auctions & searches)
Other series members
WD-9000, WD-900, WD-90.
Quick View
Emphasis Single-board
Software compatibility UCSD Pascal
Hardware compatibility Pascal MicroEngine
Operating System UCSD p-System Ver. III
CPU type WD-9000 five chip chipset
CPU word length 16 bits
CPU clock rate 3 MHz
ROM Size 4.13 KiB
RAM Size 64 KiB
Maximum RAM Size 126 KiB
Dimensions 40.6 x 1.2 x 20.3 cm (16.0 x 0.5 x 8.0 in)
Total peripheral memory 4 MiB
I/O Ports 2x RS-232, Centronics Printer Port, Floppy Drive Port

More technical info...