Early 360 machines (Was: Front panel switches - what did they do?)

Chuck Guzis cclist at sydex.com
Wed May 25 12:11:24 CDT 2016

On 05/25/2016 10:06 AM, Jon Elson wrote:

> The only language supported on the 360/20 was RPG.  For a mostly tab 
> card type of operation, you could actually do a lot in RPG.
> Otherwise, you had to write in machine language and get it assembled
> on another system.

My recollection was that there was a native assembler for the 20; it did
not, IIRC, include such goodies as macros, but was sufficient to write
small programs.


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