IEEE 488

The IEEE 488 buswas standard cmmunication shighway used by people who bvuild instruments .If you are going to buy a micro computers to control these instruments or record their data make sure it has an IEEE 488 bus
SUDDENLY THE MARKET CHANGE FROM A TO Z
The Xerox 820 uses the standard cp/M opperating system.This means that more than 2000 softwere packages are readily available for implementatiion on the machine the day it was first delevered.
Althrough it can be used as a general pupose of micro computers ,the primary application of the 820 is word processing .It has a keyword will readily interface to do the diablo 630 daisy wheel(letter quality)
printer.Once of its special featurs is that can be used s a type writer type out labels envolops shot letters and other jobs for which memmory storage is not required.