Where have all the Selectrics gone?

Chuck Guzis cclist at sydex.com
Tue Mar 21 14:43:04 CST 2006

On 3/21/2006 at 12:08 PM Richard wrote:

>We must be talking about something other than the 2741 then, as it
>used ASCII.

Probably.   Here's 8080 code for a driver that does the conversion:


The setup was popular enough that TI and National sold pre-programmed ROMs
to do the table lookup.  The TMS2602JC converted ASCII to Selectric; the
MM5230FEJ did EBCDIC-to-Selectric.  There were other similar parts.


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